Optically-Isolated Input
Configuration
Wet
Dry (Default)
1A
1B
2A
2B
G
S
L1
3A
3B
4A
4B
G
S
L2
5A
5B
6A
6B
G
S
L3
7A
7B
8A
8B
G
S
L4
NO
COM
NC
NO
COM
NC
K4B
K4A
NO
COM
NC
NO
COM
NC
K3B
K3A
NO
COM
NC
NO
COM
NC
K2B
K2A
NO
COM
NC
NO
COM
NC
K1B
K1A
Smart Relay 4
Input, Relay and Jumper Layout
e-mail:
voice:
360.854.9559
fax:
360.854.9479
15
Smart Relay 4 Installation and Operation Manual
APPENDIX