Hitachi CONVENTION 14 - Manual (Page 51)

Logic Connector Introduction
After removing the front housing cover, take a moment to become familiar with the
connectors, as shown below.
HIGH VOLTAGE: Hazard of electrical shock. Never touch the exposed PCB conductors
while the unit is powered up. Also, the inverter must be powered OFF before you change
any of the DIP switch settings.
2 4
Inverter Mounting
and i
n
st
all
ation
Relay output
contacts
Logic and analog
signal connections
Danger! Do not touch!
Serial
communication port
2 4
Inverter Mountingand
installation