IMO Precision Controls K7 Series - Page 127

Chapter8 Communication Function
8-4
.
(3) 1:1 connection with other K7
For the detailed information, refer to 8.1.7 “ 1:1 Dedicated Protocol Communication.”
K7 base
unit
K7 base unit
Pin no.
Pin assignment and direction
Pin no. Signal
115V
2 2 RXD1
3 3 TXD1
4 4 RXD2
55SG
665V
7 7 TXD2
88SG
99SG
1
2
3
4
5
6
7
8
9
K7 base unit
RS-232C interface
K7 base unit
Male Type