12
Quick installation guide for RPI M15A M20A inverters
Connecting EPO and dry contact (optional)
10
EPO (Emergency Power Off)
When the fans fail, COM and NO1 will be closed.
The EPO interface is a RJ45 connector. To use EPO, short pin1
and pin2
Dry contacts
Communication port
RS485
COM NO1
EPO (Emergency Power Off)
Dry contact
Switch for RS485 termination resistor
Interface for RS485 and VCC