Jetcard 1404/1404I; Rs-232/422/485 Cable Wiring - Korenix JetCard Series User Manual

JetCard 1404/1404i

Korenix provides 2 types of cables for JetCard 1404/1404i, which are CM37M9x4 and
CM37M25x4. These 2 types of cables can convert JetCard 1404/1404i's DB37 connector into 2
sets of DB9 or DB25 male connectors. The pin assignments of RS-422, 4-wire RS-485, and
2-wire RS-485 are different. See the figure below.

RS-232/422/485 Cable Wiring

In this section, we will talk about RS-232/422/485 cable wiring in detail by presenting several
wiring examples.
Korenix JetCard Series Multiport Serial Card User's Manual 5-3
Cable Selection and Cable Wiring