51303932-476 MC-TSIM12 Honeywell Modbus Serial Interface FTA

Product Overview

The Honeywell MC-TSIM12 (Part Number 51303932-476) is a Serial Interface Field Termination Assembly supporting Modbus communication for multi-vendor devices in Honeywell systems.

• Protocol: Modbus RTU
• Serial Modes: RS-232D or RS-485D
• Baud Rates: 1200, 2400, 4800, 9600, 19200 bps
• Devices Supported: Up to 15 devices per FTA
• FTAs per SI IOP: Up to 2
• Distance: RS-232 up to 15 m; RS-485 up to 1.2 km
• Data Formats: Boolean, Real, ASCII, Signed Integers

Enables flexible integration of serial devices into the control system.

FAQ

• What function codes are supported? 01, 02, 03, 04, 05, 06, 08, 16.
• Maximum devices? 15 per FTA, 2 FTAs per Serial Interface IOP.
• Is modem control available? Yes, ON/OFF configurable.

Installation Guide

1. Mount the FTA in the I/O cabinet.
2. Configure RS-232 or RS-485 mode as required.
3. Connect serial devices using shielded cable with proper grounding.
4. Set baud rate, parity, and stop bits to match field devices.
5. Connect to the Serial Interface IOP and verify communication.

Selection Tips

• Choose MC-TSIM12 for Modbus RTU device integration.
• Use RS-485 for longer distances and multi-drop networks.
• Confirm device compatibility with supported function codes and data types.