ION F-20 Series, User Manual

Page: 32 / 54

30
2-5
Communication Cables Connections
10-40kW
60kW

Paral-1& Paral-2--parallel communication port
Parallel communication cables are required to connect UPS each other when UPSs operation in
parallel. Please refer to section 2-6for detail connections.

Switch--the switch for terminal resistor of parallel communication
To ensure good parallel communication quality please set the Switch of the two farthest UPS to the
“ON” position. Please refer to section 2-6 for detail
.

HMI
—communication port for control panel
This port connects to the LCD display and control panel.

H↔U—communication selector
This switch is to select HIM or USB port. Please ensure this switch
on “H” position for ensure HMI
port is workable.

USB
This port is for service only.

LED Status Indictors
Normal :
The UPS is normal.
Alarm :
The UPS has some abnormal conditions.