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OPTO 22 – SNAP-AOA-23-iSRC _ Isolated SNAP 2-Ch 4-20 mA Current Loop Analog Output Module, with Loop Sourcing

Original price was: $364.20.Current price is: $228.90.

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SKU: SNAP-AOA-23-iSRC Category:

OPTO 22 – SNAP-AOA-23-iSRC _ Isolated SNAP 2-Ch 4-20 mA Current Loop Analog Output Module, with Loop Sourcing

OPTO 22 – SNAP-AOA-23-iSRC _ Isolated SNAP 2-Ch 4-20 mA Current Loop Analog Output Module, with Loop Sourcing

Quick Specs:

  • Isolated SNAP 2-Ch 4-20 mA Current Loop Analog Output Module
  • with Loop Sourcing

The SNAP-AOA-23-iSRC module provides two channels of current output with a nominal output range of 4 mA to 20 mA. The module includes built-in loop sourcing capability.

With the connection of a single 24 V power supply, the module sources two 24 V loops. The loop sources are internally connected to the individual outputs. The two channels and their loop sources are isolated from each other; they do not share any field connection. In addition, each loop source is current limited so that an external fault on one loop will not affect the other.

Part of the SNAP PAC System, the module mounts on a SNAP PAC rack with a SNAP PAC brain or rack-mounted controller. Analog, digital, and serial I/O modules can all be on the same rack. Such an I/O unit is also well suited for PC-based control or for use as intelligent remote I/O for an Allen-Bradley Logix PLC system, such as ControlLogix, MicroLogix, or CompactLogix.

If you need a Factory Mutual-approved version, see the SNAP-AOA-23-iSRC-FM instead.

Specifications:

Input

12-bit serial data (each channel)

Outputs

4 to 20 mA (each channel)

Span

16 mA

Resolution

3.9 microamps

Response Time
(% of span/delta I/ delta time)

99.9%/15.98 mA/3 mS

DC Common Mode Rejection

>-120 dB

AC Common Mode Rejection

>-120 dB @ 60 Hz

Maximum Operating
Common Mode Voltage

250 V

Common Mode Resistance

>1000 Megohms

Accuracy

0.1% of Span

Gain Temperature Coefficient

50 PPM/°C

Offset Temperature Coeffi­cient

20 PPM/°C

Max. Loop Resistance
@ Loop Supply

950 Ohms

Ambient Temperature:
Operating
Storage

 

-20 °C to 70 °C
-40 °C to 85 °C

Humidity

5-95%, non-condensing

Isolation: Optical

4000 V

Isolation: Transformer

1500 V

Isolation: Channel to Channel

250 V continuous
(1500 V transient)

Power Requirements

5 Volts DC (±0.15) @ 200 mA

Power Requirements –
Loop Power (Input)

From separate field connector;
24 VDC nominal (70 mA max)
@ 24 V input, both loops
@ 20 mA), 30 VDC maximum

Loop Power (Output)

24 VDC (±1.5 V) @ 20 mA
Open loop: 30 V maximum
Shorted loop: 24 mA nominal

LED on top of module

Indicates that there is power to the 24v source supply 2-pin connector

Agency Approvals

CE, RoHS, DFARS, UKCA

FM (SNAP-AOA-23-iSRC-FM only)

Torque, hold-down screws

4 in-lb (0.45 N-m)

Torque, connector screws

5.26 in-lb (0.6 N-m)

Wire size range

22 to 14 AWG

Warranty

Lifetime