Pin
Designation
Description Remarks
RS485 — - RS485 Comm. (-) Line
RS485 — + RS485 Comm. (+) Line
RS232 — TXD RS232 Comm. Transmit
GR model only
RS232 — RXD RS232 Comm. Receive
RS232 — COM RS232 Comm. Common
RJ45 10 BASE-T line to
Network
Via standard
Communications
plug
Table 2-1 Rear Panel connections Elnet GR/PQ