Allen-Bradley 1756-OF8IH Isolated Analog Output Module - 8-Channel HART
ALLEN-BRADLEY · I/O

1756-OF8IH

Isolated Analog Output Module - 8-Channel HART

Isolated Analog Output Module - 8-Channel HART

Catalog Number
1756-OF8IH
Product Family
ControlLogix I/O Modules
Platform
Chassis-Based I/O
Category
I/O
Product Type
HART Analog Output
TECHNICAL INFORMATION

1756-OF8IH technical information

Technical Specifications

Output Signal4-20mA
Input signal, configurableTrue
Output signal configurableFalse
Number Of Channels8
Input, voltageTrue
Isolation voltage250V (continuous), Reinforced insulation type, outputs to backplane, Basic insulation type, output to output, and outputs to ground.
Output, voltageFalse
Overvoltage protection±24V DC
Voltage and current ratingsBackplane: 220mA @ 5.1V DC, 360mA @ 24V DC, Output voltage range: 5...30V DC, Output current range: 0...20mA @ 4...20mA
Current draw400 mA (estimated) @ 24V @ 24V
Input, currentTrue
Output, currentFalse
Isolation250V (continuous), Reinforced,insulation type, outputs to,backplane. Basic insulation,type, output to output, and,outputs to ground.
Slot width1
APPLICATION / ENGINEERING

1756-OF8IH application and engineering notes

System Role

Interfaces field sensors and actuators with the controller at local or distributed I/O stations.

Selection Criteria

Check signal type, channel count, voltage/current, isolation, terminal base and environmental requirements.

Integration

Plan adapter, power segmentation, addressing, wiring, diagnostics and channel configuration before commissioning.

Migration / Modernization

Create an old-to-new I/O mapping and validate electrical characteristics and field behavior channel by channel.

DS Robotik evaluates product selection together with field conditions and system architecture, covering PLC/I/O architecture, panels, software, integration, commissioning and modernization.

PRODUCT STRUCTURE

1756-OF8IH system position

Allen-Bradley 1756-OF8IH is part of the ControlLogix I/O Modules product family on the Chassis-Based I/O platform.