1756-IF8IH

Overview

1756-IF8IH is an Allen-Bradley HART Isolated Analog Input Module with 8 channels, supporting full HART communication and individual channel configuration.

Channel Configuration

• Number of channels: 8 isolated, configurable

• Input ranges: 0–20 mA, 4–20 mA

• Data types: Analog only, Analog + HART PV, Analog + HART by channel

Communication and HART Support

• HART bandwidth: 1200 baud per channel

• HART pass-through: Supported

• Auto-scanning: PV, SV, TV, FV

• HART device configuration: PV damping, range, transfer function, units

Isolation and Protection

• Galvanic isolation: 250 V AC rms channel-to-channel, channel-to-backplane, channel-to-frame

• Fault detection: Open wire, under/overrange, alarms, status indicators

Performance and Features

• ADC filtering: One per module

• Digital filtering: Configurable per channel

• Real-time sampling: Supported

• Time stamping: Included

• User scaling and calibration: Via CIP messaging or output word

• Firmware update: ControlFLASH™

• Add-on Profile (AOP): Supported

• Bumpless configuration: Ensures smooth transitions

• Removal/insertion under power: Supported

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