Installation Instruction
28 Modular UPS 25KVA~900KVA User Manual
3.7 Control and Communication Cables
The front panel of the bypass module provides dry contact interface (J2-J11) and
communication interface (RS232
，
RS485, SNMP ,Intelligent card interface and USB
port), as is shown in Fig.3-16 for 6-slot and 10-slot cabinet, and Fig.3-17 for 20-slot
cabinet.
Fig.3-16 Dry contact &communication interface
for 6-slot and 10-slot cabinet
Dry
contact
SNMP
card
Intelligent
card
USB
RS485
RS232
Fig.3-17 Dry contact &communication interface
for20-slot cabinet
