Inovance IT7070T - Page 21

‑20‑
Pin No.
Signal
COM1[RS485]
2 Wires
COM1[RS422]
4 Wires
COM2[RS232] COM3[RS485]
1 — — — RS485–
2 — — RS232 RXD —
3 — — RS232 TXD —
4 — TX+ —
5 GND
6 — — — RS485+
7 RS485‑ RX‑ — —
8 RS485+ RX+ — —
9 — TX‑ — —
■ Communication cable for DB9 male connector and settings
Inovance provides two types of preformed communication cable options for the DB9
female.
1. Cable Type 1 Model: IT7‑H3U‑CAB; Ordering No.: 1504AX53