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Honeywell MC-TAMR04 51305907-175 Low Level Analog Input Multiplexer

Configured for low level thermocouple signal multiplexing in Honeywell TDC 3000 and process control I/O architectures, the Honeywell MC-TAMR04 51305907-175 (MC-TAMR04 Low Level Analog Input Multiplexer) provides direct signal acquisition and conditioning for temperature measurement channels.

Hardware Specifications

Parameter	Specification
Model	MC-TAMR04 51305907-175
Brand	Honeywell
Product Type	Low Level Analog Input Multiplexer
System Compatibility	Honeywell TDC 3000 / LLMUX I/O architecture
Function	Thermocouple low level analog signal multiplexing
Origin	USA
Weight	0.7 kg
Dimensions	30.5 x 11.9 x 7 cm
Operating Temp	Not specified
Power Consumption	15 W typical, 20 W maximum
ADC Resolution	24-bit ADC
Accuracy	+/- 0.02% of reading +/- 1 uV
Input Impedance	>10 Mohm
Common Mode Rejection	>140 dB at 50/60 Hz
Input Type	Low level thermocouple analog input
Tariff Code	8537101190

Cold Junction Compensation and DCS Signal Processing

The Honeywell MC-TAMR04 51305907-175 processes low level thermocouple inputs through multiplexed analog acquisition channels. It applies precision analog conversion using a 24-bit ADC architecture, while the high input impedance minimizes loading effects on thermocouple circuits.

Furthermore, the module supports temperature measurement applications requiring cold junction compensation (CJC) functions within Honeywell process control systems. The input design provides high common mode rejection above 140 dB at 50/60 Hz, which reduces interference from industrial electrical environments.

The module converts field thermocouple signals into digital data for processing by Honeywell controller systems. Therefore, proper shield termination and signal cable routing maintain measurement accuracy.

Frequently Asked Questions

Q: What signal type does the MC-TAMR04 51305907-175 support?
A: The module supports low level analog thermocouple input signals and performs multiplexed acquisition for Honeywell control system applications.

Q: What is the ADC resolution of the MC-TAMR04 module?
A: The module uses a 24-bit ADC for low level analog signal conversion.

Q: What installation practices are recommended for thermocouple wiring?
A: Use shielded thermocouple wiring, maintain separation from high voltage cables, and connect cable shields according to the system grounding design.

Field Installation Guidelines

• Install the MC-TAMR04 module according to the applicable Honeywell I/O cabinet configuration requirements.
• Verify connector seating before applying system power.
• Use approved thermocouple extension cables compatible with the connected sensor type.
• Route low level analog wiring separately from AC power and high current conductors.
• Connect cable shields using the recommended Honeywell grounding method to reduce electrical noise.
• Confirm field signal polarity and channel assignment before commissioning.
• Check controller configuration parameters after hardware installation.

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