Description

Honeywell TC-OAH061 Analog Output Module

Configured for isolated analog current signal execution in Honeywell Experion Series I/O architectures, the Honeywell TC-OAH061 (TC-OAH061 Analog Output Module) provides direct physical/electrical execution for 4-20 mA field output circuits.

Hardware Specifications

Parameter	Specification
Model	TC-OAH061
Brand	Honeywell
Origin	USA
Product Type	Analog Output Module
I/O Type	Analog Current Output
Number of Channels	6 galvanically isolated analog output channels
Output Signal	4-20 mA current loop
Output Current Range	0 to 21.0 mA
Current Resolution	13 bits across 21 mA span
Drive Capability	20.0 mA maximum into loads of 500 ohm or less
Calibrated Accuracy	Better than 0.1% of range from 4.0 mA to 21.0 mA at 25 deg C
Module Update Rate	25 ms for all channels
Output Settling Time	Less than 2 ms to 95% final value
Output Overvoltage Protection	24 VAC/VDC continuous at room temperature
Short Circuit Protection	Electronic current limiting to 21 mA or less
RFI Immunity	Less than 2.0% error at 10 V/m, 27 to 1000 MHz
Temperature Offset Drift	1 uA/deg C typical
Gain Drift	60 ppm/deg C typical
Maximum Power Dissipation	6.7 W
Channel Isolation Voltage	2546 VDC tested for 1 second
User to System Isolation Voltage	2546 VDC tested for 1 second
Terminal Block Type	TC-TBNH 20-position terminal block
Weight	Approx. 0.6 kg
Power Consumption	Maximum 6.7 W

4-20 mA Process Signal Isolation and DCS Interface

The Honeywell TC-OAH061 is designed for analog output execution within Honeywell Experion control platforms. Each of the six channels provides galvanically isolated 4-20 mA current output for connection to control valves, actuators, and other analog field devices.

The module architecture includes channel-to-channel isolation to reduce electrical interaction between independent field loops. Moreover, the output circuitry provides electronic short circuit limiting and continuous overvoltage protection for connected field circuits.

The TC-OAH061 supports direct integration with process instrumentation using standard 4-20 mA loop interfaces. The isolated output design maintains signal separation between the control system backplane and external field wiring.

Frequently Asked Questions

Q: How many analog output channels are available on the Honeywell TC-OAH061?
A: The TC-OAH061 provides six independent galvanically isolated analog output channels.

Q: What output signal range is supported by the TC-OAH061?
A: The module provides a 0 to 21.0 mA output range with 13-bit current resolution, supporting standard 4-20 mA process loops.

Q: What terminal connection hardware is required for the TC-OAH061?
A: The module uses the Honeywell TC-TBNH 20-position terminal block for field wiring connections.

Field Installation Guidelines

• Install the TC-OAH061 in the designated Honeywell Experion I/O rack position according to the system hardware configuration.
• Verify terminal block compatibility before connecting field wiring.
• Separate analog signal cables from high-voltage power conductors to reduce electromagnetic interference.
• Connect cable shields according to the plant grounding standard and avoid multiple grounding points on signal shields.
• Confirm field device loop polarity before applying power to the analog output circuits.
• Check output loop resistance and actuator input requirements before commissioning.
• Perform insulation and wiring verification before enabling process control outputs.

Specifications

• Brand: Honeywell

Advantages

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