Description

Honeywell TC-OAH061 96978274-A01 Analog Output Module

The Honeywell TC-OAH061 96978274-A01, also cataloged as the TC-OAH061 Analog Output Module, operates as a dedicated hardware component for isolated analog current signal generation within Honeywell Experion Series-A I/O platforms.

Hardware Specifications

Parameter	Specification
Model	TC-OAH061
Part Number	96978274-A01
Brand	Honeywell
Product Type	Analog Output Module
System Compatibility	Honeywell Experion Series-A I/O system
Origin	USA
Weight	Approx. 0.5 kg
Dimensions	96 x 96 x 48 mm
Operating Temp	Industrial control environment
Power Consumption	Maximum 6.7 W
Output Channels	6 galvanically isolated analog output channels
Output Signal Type	Analog current output
Output Range	0 to 21.0 mA
Standard Signal Range	4-20 mA
Current Resolution	13 bits across 21 mA
Module Update Rate	25 ms for all channels
Channel-to-Channel Isolation	2546 VDC, tested for 1 second
User-to-System Isolation	2546 VDC, tested for 1 second
Output Protection	24 VAC/VDC continuous overvoltage protection at room temperature
RFI Immunity	Error less than 2.0% of range at 10 V/m, 27 to 1000 MHz
Terminal Connection	TC-TBNH 20-position terminal block

Process Signal Isolation and DCS Interface

The TC-OAH061 applies Honeywell process control I/O design principles for analog loop execution. The module provides six isolated 4-20 mA output channels for actuator commands, valve positioning loops, and analog control devices.

Moreover, the galvanic isolation architecture separates field output circuits from system electronics. This configuration limits signal interference between channels and supports stable analog transmission in DCS environments.

The module is designed for process instrumentation interfaces where channel-to-channel isolation and controlled current output behavior are required. It supports analog output functions commonly associated with Honeywell Experion Series-A I/O configurations.

Frequently Asked Questions

Q: What output signal does the TC-OAH061 provide?
A: The TC-OAH061 provides six analog current outputs with a 0 to 21.0 mA operating range, including the standard 4-20 mA process signal range.

Q: Does the module provide electrical isolation between output channels?
A: Yes. The TC-OAH061 uses galvanically isolated output channels and provides channel-to-channel and user-to-system isolation.

Q: Which terminal block is required for field wiring connection?
A: The module connects through the Honeywell TC-TBNH 20-position terminal block for field signal termination.

Field Installation Guidelines

• Install the TC-OAH061 module in the designated Honeywell Experion Series-A I/O rack position according to system configuration requirements.
• Verify terminal assignments before connecting field analog loops.
• Use shielded cable for low-level analog signal wiring in areas with electromagnetic interference sources.
• Connect cable shields according to the plant grounding practice to reduce noise coupling.
• Confirm controller configuration matches the assigned output channel settings before commissioning.
• Check loop current values and field device response during startup verification.

Specifications

• Brand: Honeywell

Advantages

• High reliability in industrial environments
• Supports continuous operation
• Compatible with major PLC/DCS systems