422
Input/Output modules
Opto isolated input
Opto isolated input
Opto isolated input
Opto isolated input
Opto isolated input
Opto isolated input
Opto isolated input
Opto isolated input
Relay
Relay
Relay
Relay
Relay
Relay
Relay
Relay
Relay
Relay
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PWM
Micro-
controller
Memory
Relay
Relay
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