Description
The Honeywell MC-TAMR03 (51309218-175) is a high-precision Low Level Analog Multiplexer Module designed for industrial data acquisition environments. This module provides 32 galvanically isolated channels capable of processing signals from thermocouples, RTDs, and linear millivolt sources, ensuring reliable data integrity in complex control systems.
Features
- 32 galvanically isolated input channels for enhanced signal protection.
- Supports a diverse range of sensor inputs including J, K, E, T, B, S, R, and RP thermocouples.
- Compatible with 10 Ohm, 100 Ohm, and 120 Ohm RTD sensors.
- 14-bit resolution for high-accuracy signal conversion.
- Configurable line frequency synchronization (50 or 60 Hz) to reject common-mode noise.
- High-speed scanning capability of 32 samples per second.
Technical Specifications
| Model |
MC-TAMR03 (51309218-175) |
| Input Capacity |
32 Channels |
| Isolation |
250 Vac Peak or +/- 250 Vdc |
| Resolution |
14 bits |
| Scan Rate |
32 samples/second |
| Accuracy (Software) |
+/- 0.1 degC (typical), +/- 0.5 degC (max) |
| Input Range (No Damage) |
-1 V to 10 V |
Installation Guidelines
- Ensure the control system is powered down before installing or removing the module from the rack.
- The module must be seated securely in the designated chassis slot to ensure proper backplane communication.
- Maintain proper grounding practices for shielded signal cables to minimize electromagnetic interference (EMI).
- Ensure the environment meets standard industrial temperature and humidity requirements to prevent component degradation.
- Verify that the line frequency configuration matches the local power grid (50 Hz or 60 Hz) to ensure accurate signal sampling.
FAQ
What types of sensors can be connected to the MC-TAMR03?
This module supports various thermocouples (J, K, E, T, B, S, R, RP), RTDs (10, 100, and 120 Ohm), and linear millivolt signals.
Is this module galvanically isolated?
Yes, the module features 32 galvanically isolated channels to protect against ground loops and voltage surges up to 250 Vac/Vdc.
How is the input scan rate determined?
The module performs at a scan rate of 32 samples per second, effectively sampling each of the 32 channels once per second.
