User`s guide

USER'S GUIDE____________________________________________________________________
54 __________________________________________________________________ M211095EN-C
Note for wiring RS485 for COM2
In RS485 mode, the same signals as in RS422 mode are available at the
end of Cable 2m and Cable 10m. Make two-wire loop-backs at the end of
the cable, as shown in Table 9 and Figure 24 below.
Table 9 COM2 RS485 Wiring
WMT700 Signals Wire Colors Pin RS485 Signals
RxB Green 3
TxB Yellow 4
TxRx B
TxA Brown-Green 14
RxA White-Yellow 15
TxRx A
1009-016
Figure 24 COM2 RS485 Wiring
RS485 Cable 2m and RS485 Cable 10m
These two cables are designed for the standard connection: operating
power, heater power, and RS485. The two-wire RS485 loopback
connections, as shown in Table 10 on page 55, are pre-connected inside
the cab
le.