363737-01 HMS Serial Interface Module

THE SERIAL INTERFACE CAN be used with Model 925 or Model 1050 controller. It allows the controller to be connected to a personal computer or other system to exchange data and commands. The controller can be accessed continuously and in real time though the interface without affecting the operation of the controller.

• Connects to all HMS controllers
• Indicators for status, transmit, and receive data
• Male DB-9 connector for RS-232 connection, configured as DTE (same as a personal computer)
• Use standard "data transfer" or "null modem" cable for connection to personal computer
• Use standard "modem" cable for connection to a modem (Cable not supplied)
• 2 terminals provided for RS-485 connections, A and B
• Powered by controller - no external power required
• Wiring diagrams to make your own cable included