The heart of smart control Communication module for monitoring via Product description > Optional plug-in card to enable InteliLite the RS232 and RS485 communication > Required for computer or Modbus connection > Dual port module with RS232 and RS485 interfaces at independent COM channels | Related HWver: A.B.C | Date of issue: 6/12/2025

IMPORTANT: Any manipulation with plug-in module shall be done with disconnected power supply to controller. PIN 1: Data Carrier Detect PIN 2: Receive Data PIN 3: Transmit Data PIN Data Terminal Ready PIN 5: Signal Ground PIN 6: Data set Ready PIN 7: Request to Send PIN S: Clear to Send PIN 9; Ring Indicator Image 1.1 Pinout of RS232 line RS485 internal wiring Terminator Image 1.2 Pinout of RS485 line

Image 1.3 Jumpers description Note: Balancing resistors should both be closed at only one device in the whole RS485 network. Maximal distance of line is 10 m for RS232 line and 1200 m for RS485 line. Terminator 120 Ω Balancing resistor 560 Ω Technical data Width x Height x Depth Power supply Power consumption Operating temperature Storage temperature Isolation