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SS06041 - Measurement Solutions - FMC Technologies

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Issue/Rev. 0.6 (1/12)<br />

The Smith Meter ® AccuLoad ® III-N4 is a microprocessor-based<br />

instrument that can be configured to fit the<br />

application. It is capable of controlling two arms as either<br />

a blending or straight product instrument. The device has<br />

the flexibility of handling blending applications, straight<br />

ratio blending, up to three meters, side stream blending,<br />

and up to two arms of six-product sequential blending.<br />

The AccuLoad III has flash memory allowing for easy<br />

firmware upgrades and large storage capability.<br />

Features<br />

Two-arm operation<br />

Up to 6 single pulse product meter inputs<br />

Up to 3 dual pulse product meter inputs<br />

Up to 4 additive meter inputs with local I/O<br />

Up to 24 additive meter inputs with remote I/O<br />

Each arm programmable for straight product, sequential<br />

blending, ratio blending, or side stream blending<br />

Up to 50 recipes<br />

User-configurable inputs and outputs<br />

Block valve control and feedback (sequential<br />

blending)<br />

Additive control (metered, pulse out or<br />

communications)<br />

Four communication ports plus Ethernet port<br />

Meter factor calculation<br />

Programmable language/messages<br />

Turbine meter diagnostics<br />

Boolean/Algebraic processing<br />

Event logging/Audit trail<br />

Stand-alone operation<br />

Configurable load ticket/BOL emulation printing<br />

Continuous monitoring of critical functions<br />

Two-way data communications; built-in communication<br />

analyzer<br />

Automatic temperature and pressure compensation<br />

and density correction<br />

API tables from LPG to crude oil<br />

GPA Tables TP-15 and TP-16<br />

Five levels of security<br />

Automatic flow control with recovery<br />

Programmable valve control<br />

Stainless steel enclosure<br />

Transaction Data Archive (optional) also known as<br />

ComFlash Mass Storage Expansion Board<br />

Flash based memory<br />

Ethernet connectivity features (see page 3)<br />

Card Reader Interface<br />

■■<br />

Smith Meter ® /Sening ® Blue Tooth Connectivity<br />

Applications<br />

Smith Meter ® Electronic Preset<br />

Delivery System<br />

Bulletin <strong>SS06041</strong><br />

The AccuLoad III-N4 provides a unique solution for controlling<br />

the batch loading of products through multiple<br />

load arms. Two loading arms and three meters can be<br />

controlled with the AccuLoad III-N4. The unit is ideal for<br />

truck, barge, or rail car loading at loading racks, bulk<br />

plants, shipping docks, processing installations, and<br />

tank farms where straight products, as well as blended<br />

products, must be accurately loaded.<br />

Standard Features<br />

AccuLoad ® III-N4<br />

Specifications<br />

The following descriptions of straight product, sequentially-blended<br />

product, ratio-blended product, and side<br />

stream blended product loading are written as if all<br />

loading arms are programmed for that type of loading.<br />

In reality, all the following combinations of loading arm<br />

configurations are available in the AccuLoad III-N4.<br />

Straight Product<br />

The AccuLoad III-N4 is designed to handle two arms of<br />

straight products. Both arms can be loaded simultaneously.<br />

Sequential Blending<br />

The AccuLoad III-N4 is designed to sequentially control<br />

the loading of up to six petroleum or chemical products<br />

through each of two loading arms. Both of the loading<br />

arms can be loaded simultaneously.<br />

Ratio Blending<br />

The AccuLoad III-N4 is designed to control the blending<br />

of up to three petroleum products through a single<br />

The Most Trusted Name In <strong>Measurement</strong>


loading arm. All products flow through a metering<br />

system, are co-mingled downstream of the metering<br />

system, and flow through a single loading arm into<br />

a transport or into storage. Since both of the loading<br />

arms are programmable, the unit could be programmed<br />

for two load arms, one of which could be programmed<br />

as a two-product blender and the other as a straight<br />

product arm.<br />

Side Stream Blending<br />

The AccuLoad III-N4 is designed to control the blending<br />

of a minor product and a major product. The minor<br />

product is metered and controlled by a valve and the<br />

main product is free flowing. A second meter and control<br />

valve is located down stream of the blending point<br />

and measures/controls the flow of the blended product.<br />

The second arm could be programmed as a straight<br />

product arm.<br />

Wild Stream Blending<br />

The AccuLoad also supports Wild Stream Blending,<br />

which allows for continuous (no preset entered) ratio<br />

blending of products. One of the products can be uncontrolled<br />

(wild stream). This option is also available with the<br />

hybrid arm configuration. Wild Stream Blending supports<br />

“on the fly” blend percent changes and also for changing<br />

meters to accommodate varying flow rates.<br />

Temperature Compensation<br />

The temperature compensation option provides the<br />

customer with the capability of compensating for the<br />

variance in temperature from a reference temperature.<br />

This option is used with an RTD input or a temperature<br />

transducer and, excluding the accuracy of the fluid temperature<br />

measurement, will exactly match the proper<br />

volume correction factor of ASTM-D-1250-04 and API<br />

MPMS CH 11.1 - 2004 over the fluid temperature range<br />

of -40°F to 572°F (-40°C to 300°C). The following API<br />

tables can be programmed in the AccuLoad III: 5A,<br />

5B, 5D, 6, 6A, 6B, 6C, 6D, 23, 23A, 23B, 23D, 23E, 24,<br />

24A, 24B, 24D, 24E, 53, 53A, 53B, 53D, 54, 54A, 54B,<br />

54C, 54D, 59A, 59B, 59D, 60A, 60B, 60D, BR1A, BR1P,<br />

and BR2P.<br />

Pressure Compensation<br />

The pressure compensation option provides the customer<br />

with the capability of compensating the volume<br />

of product delivered at varying pressures per API Tables<br />

11.2.1 and 11.2.2, using a 4-20 mA pressure transducer<br />

input per preset position. This option also contains realtime<br />

control functions for maintaining system pressures<br />

at the meter to a minimally-acceptable, user-definable<br />

level (pressure transducer not included). This option<br />

is particularly useful for light products, such as LPG,<br />

where the compressibility factor varies a great deal with<br />

different pressures.<br />

Density Correction<br />

The density correction option provides the customer<br />

with the capability of correcting the volume of product<br />

delivered at varying densities. This can be either a frequency<br />

input or a 4-20 mA input.<br />

Metered Injectors, Piston Injectors and Smart<br />

Additives<br />

The AccuLoad III has been designed to provide maximum<br />

flexibility when it comes to additive control. The unit<br />

is capable of handling metered injectors, piston injectors<br />

and smart additives simultaneously.<br />

The AccuLoad is capable of controlling four additive<br />

injector metered systems. (See Hardware Options for<br />

additional injector systems.) The AccuLoad controls<br />

the additive solenoids to precisely inject the additive into<br />

the main product. It monitors the pulses of the additive<br />

meter and controls the amount of the additive, based<br />

on the incoming pulses from the additive meter and the<br />

main product meter.<br />

Additive monitoring and smart additives provide the<br />

capability for the AccuLoad to monitor the feedback<br />

from the piston injectors of the additive products. The<br />

AccuLoad monitors the injector feedback switches for<br />

a change of state and counts the errors and alarms if<br />

no change is detected within the cycle or a period of<br />

time, depending on how the unit is programmed. The<br />

AccuLoad will totalize the additive volume based on<br />

confirmation signals and a programmable volume per<br />

cycle. The totalized volume will print on the emulated<br />

load ticket printed on the shared printer output.<br />

For Smart additives, the firmware has also been designed<br />

with a Master/Slave type of communications,<br />

with the AccuLoad being the master and the Additive<br />

Injector System being the slave. The AccuLoad constantly<br />

interrogates the Additive Injector System for<br />

a change in status. The AccuLoad can be operated<br />

with communications control over the Smart Additive<br />

Injector System or with communication/pulse control.<br />

When the AccuLoad has communication control over the<br />

Additive System, it will constantly monitor the Additive<br />

System for its status, poll the additive totals, and signal<br />

the system when to inject the additive -- all through the<br />

communications line.<br />

The AccuLoad communications package has also been<br />

designed with a pass-through communications mode. In<br />

this mode of operation the supervisory computer can talk<br />

to the Additive Injector System through the communication<br />

lines that have been run to the AccuLoad and from<br />

the AccuLoad to the Additive Injector System(s).<br />

Dual Pulse Security<br />

This option provides continuous monitoring, error indication<br />

alarm, and correction of the pulse transmission for<br />

each preset position per API Petroleum <strong>Measurement</strong><br />

Standard, Chapter 5.5, Level A, and Institute of Petroleum<br />

Standard, IP 252/76, Part XIII, Section 1, Level A<br />

(PPS High-Security Pulse Transmitter is not included).<br />

The PPS High-Security Transmitter provides four signals:<br />

“A,” “A inverted,” “B,” and “B inverted.” The “A” and<br />

“B” signals are 90 electrical degrees out-of-phase and<br />

used for dual-pulse security. The “A” and “A inverted,”<br />

and “B” and “B inverted” signals are 180 electrical degrees<br />

out-of-phase and are used for transmitter power<br />

sensing. If power sensing is not required, only “A” and<br />

“B” are used for dual-pulse security.<br />

Page 2 • <strong>SS06041</strong> Issue/Rev. 0.6 (1/12)


Automated Proving Mode<br />

The AccuLoad III firmware provides an automated proving<br />

mode of operation. When the automated proving<br />

mode is activated the AccuLoad will calculate the meter<br />

factor for a proving run based on information that is<br />

obtained during the prove. The operator can select the<br />

flow rate and meter factor that is being proved through<br />

the keypad of the AccuLoad. After the prove is complete<br />

the operator enters the prover volume and prover<br />

temperature and the AccuLoad will calculate the new<br />

meter factor. The operator has the choice of downloading<br />

it to the program or ignoring it. The AccuLoad also<br />

has the capability of providing an average meter factor<br />

over a maximum of ten proves. This feature allows the<br />

operator to prove the meter on all four products, and<br />

four meter factors and associated flow rates for each<br />

product without having to enter the program mode for<br />

each product and meter factor.<br />

Boolean and Algebraic Processing<br />

The AccuLoad III provides the customer the flexibility to<br />

set-up inputs and outputs for tasks that are not standard<br />

in the unit. Through Boolean processing, relays can be<br />

turned on and off through equations and events set up<br />

by the customer. For example, a relay is required to<br />

close at the first trip point of the load. This can be set up<br />

using Boolean processing and does not require special<br />

software from Smith.<br />

Algebraic processing is also a feature that the customer<br />

can use to do simple mathematical calculations that are<br />

not in the unit. These calculations can then be used on<br />

the configurable reports for the current batch being run<br />

by the unit.<br />

Hardware Options<br />

AccuLoad Interface Control Board<br />

The AccuLoad Remote Mounted Interface Control Board<br />

provides additional flexibility to the AccuLoad's standard<br />

features. The optional AICB Board provides either ten<br />

additional metered additive injector systems or twenty<br />

additional programmable outputs per board set. With<br />

the optional AICB Board, the AccuLoad III with firmware<br />

has the capability of handling up to twelve metered<br />

injectors, twelve meter inputs, twelve solenoid valve<br />

outputs, and twelve additive pump outputs. One of the<br />

four communication ports is required to communicate<br />

with the AICB Board.<br />

ComFlash Mass Storage Expansion Board<br />

The optional hardware module provides additional nonvolatile<br />

memory to store transaction data. The module<br />

come with a 512 M SD card that has the capability of<br />

storing thousands of additional transactions. The module<br />

is only available on COM 4 and uses RS232 communications.<br />

The A3X also provides alarms for the expansion<br />

board to ensure proper operation. The Smith Meter ®<br />

Proximity Card Reader can also operate on COM 4 in<br />

conjunction with the ComFlash board.<br />

Card Reader<br />

The Smith Meter ® Card Reader can be added to the face<br />

of the AccuLoad III-N4. This option provides an integrally<br />

mounted RF-based proximity reader to the AccuLoad<br />

III. It is capable of interpreting multiple card formats<br />

and transmitting card data either to the AccuLoad III or<br />

directly to an automation system.<br />

Ethernet Connectivity Features<br />

ARP/RARP and DHCP support<br />

PING echo diagnostics<br />

SLIP<br />

FTP file transfer<br />

Smith protocol and Modbus protocol support over<br />

TCP/IP<br />

Limited HTTP server functionality<br />

Dynamic name server lookups (DNS client)<br />

Simple Mail Transport Protocol (SMTP)<br />

Post Office Protocol V3 (POP3)<br />

A collection of HTML and XML pages and CGI scripts<br />

Web server – command line argument passing<br />

Support for network printers (LPR client)<br />

The addition of a Remote Display/TCP daemon to the<br />

AccuLoad III<br />

Compliance with TCP/IP standards<br />

Specifications (AccuLoad III)<br />

Accuracy<br />

Calculated Accuracy: The gross at standard temperature<br />

to gross volume ratio, excluding the accuracy of<br />

fluid temperature measurement, will exactly match<br />

the proper volume correction factor of ASTM-D-1250-<br />

04 over the fluid temperature range of -40°F to 572°F<br />

(-40°C to 300°C).<br />

Temperature <strong>Measurement</strong> Accuracy: Fluid temperature<br />

is measured to within ±0.72°F (±0.4°C) over the<br />

fluid temperature range of -148°F to 572°F (-100°C<br />

to 300°C). Fluid temperature is measured to within<br />

±0.45°F (±0.25°C) over the fluid temperature range<br />

of 32°F to 572°F (0°C to 300°C).<br />

Stability: 0.1°F (0.06°C)/year.<br />

Flow Totalizing: Within one pulse of input frequency.<br />

Electrical Inputs<br />

AC Instrument Power:<br />

Universal input 100 to 240 Vac, 58W maximum, 48 to<br />

63 Hz. The AC circuitry is fuse-protected.<br />

Surge Current: 28A maximum for less than 0.1<br />

seconds.<br />

Power Interruption Tolerance: Interruption of power<br />

greater than .05 seconds (typical) will cause an<br />

orderly shut-down of the AccuLoad and the control<br />

valve will be immediately signaled to close.<br />

Note: A constant voltage transformer (CVT) is recommended if<br />

the available AC power is suspected not to comply with these<br />

specifications.<br />

Issue/Rev. 0.6 (1/12) <strong>SS06041</strong> • Page 3


Pulse Input:<br />

Type: High-speed, edge-triggered, optically isolated<br />

pulse transmitter input. The input pulse must rise<br />

above V (high min.) for a period of time and then<br />

fall below V (low) to be recognized as a pulse by<br />

AccuLoad III.<br />

V (High): 5 Vdc minimum to 28 Vdc maximum.<br />

V (Low): 1 Vdc maximum.<br />

Input Impedance: 1.8 KΩ.<br />

Pulse Resolution: 1 pulse/unit minimum, 9,999<br />

pulses/unit maximum.<br />

Frequency Range: 0 to 10.0 kHz.<br />

Response: Within one pulse to a step change in flow<br />

rate.<br />

Mode: Single, dual, dual with power sensing, density.<br />

Duty Cycle: 35/65 to 65/35 (on/off).<br />

Temperature Probe:<br />

Type: four-wire, 100 Ω Platinum Resistance Temperature<br />

Detector (PRTD).<br />

Temperature Coefficient: @ 32°F: 0.00214 Ω/Ω/°F<br />

(0.00385 Ω/Ω/°C).<br />

Temperature Range: -148°F to 572°F (-100°C to<br />

300°C).<br />

Offset: Temperature probe offset is program-adjustable<br />

through the AccuLoad keypad in ±0.1 degree<br />

increments in the unit of temperature measurement<br />

used.<br />

Self-calibrating: Lead length compensation that<br />

requires no resistance balancing of leads.<br />

Analog (4-20 mA):<br />

Type: Two-wire, 4-20 mA current loop receiver, isolated<br />

from ground, programmable as to function.<br />

Span Adjustment: Program-adjustable through the<br />

AccuLoad keypad or communication in tenths of the<br />

unit used.<br />

Input Burden: 50 Ω.<br />

Accuracy: ±0.025% of range.<br />

Resolution: One part in 65,536.<br />

Voltage Drop: 2 Volts maximum.<br />

Sampling Rate: One sample/300 mSec minimum.<br />

Analog (1-5 Vdc):<br />

Type: Two-wire, 1-5 Vdc voltage loop receiver, isolated<br />

from ground, programmable as to function.<br />

Span Adjustment: Program-adjustable through the<br />

AccuLoad keypad or communications in tenths of<br />

the unit used.<br />

Input Burden: 1 m Ω.<br />

Accuracy: ±0.025% of range<br />

Resolution: One part in 65,536.<br />

Sampling Rate: One sample/300 mSec minimum.<br />

AC Inputs:<br />

Type: Optically-isolated, solid-state voltage sensor.<br />

Input Voltage Range: 90 to 280 Vac.<br />

Pickup Voltage: 90 Vac minimum.<br />

Drop-out Voltage: 30 Vac maximum.<br />

Current at Maximum Voltage: 20 mA maximum.<br />

Input Resistance: 44,000 Ω typical.<br />

DC Inputs:<br />

Type: Optically-isolated solid state voltage sensors<br />

Input Voltage Range: 5 to 28 Vdc.<br />

Pickup Voltage: 5 Vdc minimum.<br />

Drop-out Voltage: Less than 1 volt.<br />

Current at Maximum Voltage: 20 mA maximum.<br />

Input Level Duration: 120 mSec minimum.<br />

Keypad:<br />

Type: Metal encapsulated, one-piece, sealed, no<br />

moving parts, piezoelectric design. Protected against<br />

the environment.<br />

Display:<br />

The Graphics Display is a 240 by 64 pixel graphic<br />

Liquid Crystal Display (LCD) modules with LED<br />

backlighting.<br />

Electrical Outputs<br />

DC Power:<br />

24 Vdc ±10%, 1 A maximum, short circuit protected.<br />

AC Outputs:<br />

Type: Optically-isolated, AC, solid-state relays. Userprogrammable<br />

as to function.<br />

Load Voltage Range: 90 to 280 Vac (rms), 48 to 63 Hz.<br />

Steady-State Load Current Range: 0.05A (rms) minimum<br />

to 1.0A (rms) maximum into an inductive load.<br />

Leakage Current at Maximum Voltage Rating: 5.2 mA<br />

(rms) maximum @ 240 Vac.<br />

On-State Voltage Drop: 2 Vac at maximum load.<br />

DC Outputs:<br />

Type: Optically-isolated solid state output. User-programmable<br />

as to function.<br />

Polarity: Programmable (normally open or normally<br />

closed).*<br />

Switch Blocking Voltage: 30 Vdc maximum.<br />

Load Current: 150 mA maximum with 0.6 volt drop.<br />

Note: *Power-down normally open.<br />

Analog (4-20 mA):<br />

Type: Two-wire, 4-20 mA current loop transmitter,<br />

isolated from ground, programmable as to function.<br />

Span Adjustment: Program adjustable through the<br />

AccuLoad keypad or through communications.<br />

Accuracy: ±0.025% of range.<br />

Resolution: One part in 65,536.<br />

Voltage Burden: 4 volts maximum.<br />

Analog (1-5 Vdc):<br />

Type: Two-wire, 1-5 Vdc voltage loop transmitter, isolated<br />

from ground, programmable as to function.<br />

Span Adjustment: Program adjustable through the<br />

AccuLoad keypad or through communications.<br />

Accuracy: ±0.025% of range.<br />

Page 4 • <strong>SS06041</strong> Issue/Rev. 0.6 (1/12)


Resolution: One part in 65,536.<br />

Pulse Output 1 & 2:<br />

Type: Optically-isolated solid state output. Pulser<br />

output units are program-selectable through the AccuLoad<br />

keypad or communications.<br />

Polarity: Programmable (normally open or normally<br />

closed).<br />

Switch Blocking Voltage (Switch Off): 30 Vdc maximum.<br />

Load Current (Switch On): 10 mA with 0.6 volts<br />

drop.<br />

Frequency Range: 0 to 3000 Hz.<br />

Duty Cycle: 50/50 (on/off).<br />

Pulse Output 3, 4 & 5:<br />

Type: Solid state relay digital output switch<br />

Load Current: 110mA max.<br />

Frequency Range: 0-125Hz<br />

Duty Cycle: 50/50 (on/off)<br />

Programmable maximum frequency output. All<br />

intended pulses will be eventually transmitted, the<br />

total period may increase to ensure all pulses are<br />

output.<br />

Note: When used, these outputs use the DC output popints on<br />

the KDC (DC output 1-3 respectively and also the 3 digital inputs<br />

1-3 respectively).<br />

Environment<br />

Ambient Operating Temperature<br />

-40 o F to 140 o F (-40 o C to 60 o C).<br />

Humidity:<br />

5 to 95% with condensation.<br />

Enclosure:<br />

Industrial type 4X.<br />

Approvals<br />

UL/CUL<br />

Class I, Division 2, Groups C & D; UNL-UL Enclosure<br />

4X, CNL-CSA Enclosure 4.<br />

Class I, Zone 2, Group IIB.<br />

UL/CUL File E23545 (N).<br />

AccuLoad III-N4 Weight: Approximately 35 lb (15.90 kg).<br />

Communications<br />

General<br />

Number of Ports: Four, plus Ethernet port.<br />

Configuration: Multi-drop network. Standard IT practices<br />

should be followed when connecting multiple<br />

AccuLoad IIIs via an Ethernet hub, router, or switch.<br />

Data Rate: Keypad-selectable to asynchronous data<br />

rates of 1,200, 2,400, 3,600, 4,800, 7,200, 9,600,<br />

19,200, or 38,400 bps (serial comm).<br />

Data Format: Programmable one start bit, programmable<br />

seven or eight data bits - even, odd, or no<br />

parity, one stop bit.<br />

Line Protocol: Half-duplex, full-duplex, no character<br />

echo.<br />

Data Structure: ASCII character-oriented, modeled<br />

after ISO Standard 1155.<br />

Protocol: Smith ASCII LRC, Smith ASCII CR, Smith<br />

ASCII binary, Modicon Modbus (PI-MBUS-300 Rev.<br />

D).<br />

AccuLoad II Style: Terminal Mode, Minicomputer<br />

Mode.<br />

Ethernet: 10/100 Base TRJ-45 8 or 10 pin UTP<br />

(unshielded twisted pair) connector.<br />

EIA-232 (1 dedicated, 2 selectable)<br />

Type: Interfaceable with EIA-232 data communication<br />

standards. Data transmitters are tri-state design.<br />

Typical Applications: Product receipt ticket printing<br />

(used with a stand-alone ASCII printer or as a backup<br />

in the standby mode with automation for BOL emulation)<br />

or communications with Product Management<br />

Automation Systems. Up to 16 AccuLoads can be<br />

connected onto the same transmit and receive data<br />

lines.<br />

EIA-485 (1 dedicated, 2 selectable)<br />

Type: Interfaceable with EIA-485 data communication<br />

standards.<br />

Typical Application: Communications with Product<br />

Management Automation Systems.<br />

Number of Units per Communication Line: Up to 32<br />

AccuLoads can be connected onto the same transmit<br />

and receive data lines.<br />

Specifications (Red and Green Indicating<br />

Light Units – Optional)<br />

Electrical Ratings<br />

Bulbs:<br />

LED Lamp, 120V AC in Red or Green<br />

Terminals:<br />

Saddle clamp type for 1 x 22 AWG<br />

Specifications (Stop Button – Optional)<br />

Electrical Ratings<br />

Contact Block:<br />

A600 (AC): 120V maximum<br />

Make and Emergency Interrupting Capacity (Amps):<br />

60 (120V); 30 (240V)<br />

Normal Load Break (Amps): 6 (120V); 3 (240V)<br />

Thermal Current (Amp): 10<br />

Voltamperes: Maximum Make 7200; Maximum Break<br />

720<br />

Contact Type:<br />

1N0-1NC (Momentary)<br />

Color: Black<br />

Issue/Rev. 0.6 (1/12) <strong>SS06041</strong> • Page 5


Terminals:<br />

Stainless steel saddle clamp type for 1 x 18 - 14<br />

AWG (0.75 - 2.5 sq. mm) solid or stranded copper<br />

conductor<br />

Specifications (AICB Board – Optional)<br />

(Remote Mount)<br />

Electrical Inputs<br />

DC Instrument Power:<br />

24 Vdc ±10%, 1 watt maximum<br />

Pulse Input:<br />

Type: High-speed, edge-triggered, optically isolated,<br />

compatible with contact closure, open collector or<br />

voltage sink/source pulse transmitter input. The input<br />

pulse must rise above V (high min.) for a period of<br />

time and then fall below V (low) to be recognized as<br />

a pulse.<br />

V (High): 10 Vdc minimum to 24 Vdc maximum.<br />

V (Low): 8 Vdc maximum.<br />

Pulse Resolution: 1 pulse/unit minimum, 9,999 pulses/<br />

unit maximum.<br />

Frequency Range: 0 to 5 kHz.<br />

Response: Within one pulse to a step change in flow<br />

rate.<br />

Minimum Pulse Width: 50 uS.<br />

Electrical Outputs<br />

AC Outputs:<br />

Type: Optically-isolated, AC, solid-state relays. Userprogrammable<br />

by the host as to function.<br />

Load Voltage Range: 90 to 275 Vac (rms), 48 to 63 Hz.<br />

Steady-State Load Current Range: 0.05A (rms) minimum<br />

to 0.5A (rms) maximum into an inductive load.<br />

Leakage Current at Maximum Voltage Rating: 0.1mA<br />

(rms) maximum at 240 Vac.<br />

On-State Voltage Drop: 1.5 Vac at maximum load.<br />

Environment<br />

Ambient Operating Temperature<br />

-40 o F to 140 o F (-40 o C to 60 o C).<br />

Humidity:<br />

5 to 95% with condensation.<br />

Remote Enclosure:<br />

Explosion-proof (NEMA 7, Class I, Groups C and D)<br />

and watertight (NEMA 4X), IP65<br />

Approvals (Remote Enclosure)<br />

UL/CUL:<br />

Class I, Division 1, Groups C and D; UNL-UL Enclosure<br />

4X, CNL-CSA Enclosure 4.<br />

Class I, Zone 1, AEx d IIB T6, IP65.<br />

Page 6 • <strong>SS06041</strong> Issue/Rev. 0.6 (1/12)


Programmable Inputs/Outputs<br />

Digital Inputs AC DC Total<br />

Standard 5 6 11<br />

Optional (One Remote AICB) 5 16 21<br />

Digital Outputs AC DC Total<br />

Standard 11 3 14<br />

Optional (One Remote AICB) 31 13 44<br />

Analog Inputs/Outputs - Up to 6<br />

Modeling 1 Analog Modules 2<br />

ALIII-N4 ⎯ ALX2 ⎯ 1 ⎯ 1 ⎯ 1 ⎯ A00000 ⎯ 10<br />

Number of Fuse Holders<br />

Hardware Model<br />

Designation<br />

(0 - 10)<br />

N4 - NEMA IV<br />

Firmware<br />

ALX1 - 1 Arm Operation<br />

ALX2 - 2 Arm Operation<br />

Digit 1 - Number of RTDs<br />

Digit 2 - Number of 4-20 mA inputs<br />

Digit 3 - Number of 4-20 mA outputs<br />

Digit 4 - Number of 1-5 Vdc inputs<br />

Digit 5 - Number of 1-5 Vdc outputs<br />

Stop Button<br />

0 - None<br />

1 - 120 / 230 Volt<br />

Hardware Options<br />

0 - None<br />

1 - Card Reader<br />

Indicator Lights<br />

0 - None<br />

1 - 120 Volt (Red, Green)<br />

2 - 240 Volt (Red, Green)<br />

3 - 120 Volt (Green, Green)<br />

AICB Modeling<br />

REM ⎯ XP ⎯ A<br />

Model Designation<br />

Hardware Option<br />

A = AICB Board<br />

Housing<br />

XP - Explosion Proof<br />

1 A complete model number is required when ordering the AccuLoad III.<br />

2 Maximum of 6 Analog Modules per AccuLoad III.<br />

Issue/Rev. 0.6 (1/12) <strong>SS06041</strong> • Page 7


14.0"<br />

(356)<br />

.31 DIA.<br />

7.19"<br />

(183)<br />

16.0"<br />

(406)<br />

16.75"<br />

(425)<br />

1 2 3 F1 F2<br />

4 5 6 Set Print<br />

7 8 9 Clear Start<br />

STOP<br />

+/- 0 . Enter Stop<br />

12.0"<br />

(305 )<br />

Three 1.75" (45)<br />

Conduit Entrances<br />

4.0"<br />

(102)<br />

3.0"<br />

(76)<br />

6.0"<br />

(152)<br />

3.0"<br />

(76)<br />

4.0"<br />

(102)<br />

Note: Dimensions — Inches to the nearest tenth (millimetres to the nearest whole mm), each independently dimensioned from respective<br />

engineering drawings.<br />

Figure 1 – Enclosure Dimensions<br />

14.0"<br />

(356)<br />

Page 8 • <strong>SS06041</strong> Issue/Rev. 0.6 (1/12)


2.50"<br />

(64)<br />

6.50"<br />

(165)<br />

13.4"<br />

(340)<br />

10.4"<br />

(264)<br />

2.00"<br />

(51)<br />

6.2"<br />

(157)<br />

1.00" - 11.5" NPT<br />

Conduit Entrance<br />

1.50"<br />

(38)<br />

9.75"<br />

(248)<br />

1.50"<br />

(38)<br />

1.25" - 11.5" NPT<br />

Conduit Entrances<br />

Typical 2 Places<br />

Figure 2 – Remote Housing (Optional AICB)<br />

Issue/Rev. 0.6 (1/12) <strong>SS06041</strong> • Page 9


Revisions included in <strong>SS06041</strong> Issue/Rev. 0.6 (1/12):<br />

Page 6: Removed CENELEC (DEMKO) EEx d IIB T6, IP65 Class I, Zone 1, Ex d IIB T6.<br />

The specifications contained herein are subject to change without notice and any user of said specifications should verify from the manufacturer that the specifications are currently<br />

in effect. Otherwise, the manufacturer assumes no responsibility for the use of specifications which may have been changed and are no longer in effect.<br />

Contact information is subject to change. For the most current contact information, visit our website at www.fmctechnologies.com/measurementsolutions and click on the<br />

“Contact Us” link in the left-hand column.<br />

Headquarters:<br />

500 North Sam Houston Parkway West, Suite 100, Houston, TX 77067 USA, Phone: +1 (281) 260 2190, Fax: +1 (281) 260 2191<br />

<strong>Measurement</strong> Products and Equipment:<br />

Erie, PA USA +1 (814) 898 5000<br />

Ellerbek, Germany +49 (4101) 3040<br />

Barcelona, Spain +34 (93) 201 0989<br />

Beijing, China +86 (10) 6500 2251<br />

Buenos Aires, Argentina +54 (11) 4312 4736<br />

Burnham, England +44 (1628) 603205<br />

Dubai, United Arab Emirates +971 (4) 883 0303<br />

Los Angeles, CA USA +1 (310) 328 1236<br />

Melbourne, Australia +61 (3) 9807 2818<br />

Moscow, Russia +7 (495) 5648705<br />

Singapore, +65 6861 3011<br />

Visit our website at www.fmctechnologies.com/measurementsolutions<br />

Printed in U.S.A. © 1/12 <strong>FMC</strong> <strong>Technologies</strong> <strong>Measurement</strong> <strong>Solutions</strong>, Inc. All rights reserved. <strong>SS06041</strong> Issue/Rev. 0.6 (1/12)<br />

Integrated <strong>Measurement</strong> Systems:<br />

Corpus Christi, TX USA +1 (361) 289 3400<br />

Kongsberg, Norway +47 (32) 286700<br />

Dubai, United Arab Emirates +971 (4) 883 0303

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