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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