⎯⎯    Products / LHD – CTI Interface CTM-230

LHD – CTI Interface CTM-230

Product Code: PW-CTM-230x

The CTM-230 is a simplified interface module that connects the Protectowire CTI LHD to fire alarm control panels, addressable interface modules, or other third-party monitoring equipment.

Product Overview

The CTM-230 is a simplified interface module that connects the Protectowire CTI LHD to fire alarm control panels, addressable interface modules, or other third-party monitoring equipment.

  • Provides a single zone interface for Protectowire Type CTI™ Linear Heat Detectors
  • Patented technology can distinguish between mechanical shorts and thermal alarm conditions (Short Circuit Discrimination)
  • Integrated IDC loop ground fault detection
  • Six alarm temperature ratings
  • Modbus over RS-485 communications
  • Simple field setup via DIP switch selection
  • Compact size for easy integration
  • Optional Nema-4X Enclosure (IP66)
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