Yaskawa E7B Drive Bypass System - Manual (Page 17)

Yaskawa Electric America, Inc.
Installation Guide IG.E7B.02 Rev: 04-11
Date: 11-1-04 Page 15 of 46
RS-485/
422
TB4-1
Communication input
For 2-wire RS-485, short TB4-3 to TB4-1
and TB4-4 to TB4-2.
Differential input,
optical isolation TB4-2
TB4-3
Communication output
Differential input,
optical isolation TB4-4
PE Signal common - -
Table 1.12 Bypass Control Circuit Terminals (Continued)
Type No. Signal Name Function Signal Level