Honeywell UL08AO-ISO-D25 Analog Output Field Interface Module

Overview

The Honeywell UL08AO-ISO-D25 is an 8-channel analog output field interface module, specifically designed for industrial automation systems. It ensures reliable and safe signal transmission to field devices like actuators, control valves, and indicators through galvanically isolated 4–20 mA current outputs. The module features built-in fuse protection, signal conditioning, and error detection, making it ideal for high-integrity applications in process control environments.

Technical Specifications

• Model Number: UL08AO-ISO-D25

• Type: Analog Output Field Interface Module

• Output Channels: 8 isolated channels (4–20 mA current output)

• Signal Configuration: Sink or Source (user-specified)

• Signal Mode: Non-redundant or redundant

• Output Protection: Short-circuit protection with 100 mA fuse per channel

• Fuse Status Indication: Red LED per channel for fuse failure

• Isolation: 3-way optical isolation (channel-to-channel, input-to-output, power-to-field)

• System Termination: 25-pin D-Sub connector

• Field Termination: Screw terminals

• Operating Voltage: 24 VDC auxiliary supply

• Power ON Indicator: Green LED

• Current Consumption: Approx. 960 mA

• Dimensions: 355 × 158 × 87 mm

• Weight: 0.59 kg

• Operating Temperature: 0°C to +60°C

• Humidity: Up to 90% RH (non-condensing)

• Mounting: DIN rail mountable