Mitsubishi Electric 9900CX SERIES Owner Technical Manual page 36

Details of input contacts for remote access : TN11-14
Terminals 25 to 26 Remote "Inverter Start" input terminal (IN1)
Used to start inverter from a remote location. UPS must be programmed for
remote operation. Refer to Operations Menu for procedure.
Terminals 27 to 28 Remote "Inverter Stop" input terminal (IN2)
Used to stop inverter from a remote location. UPS must be programmed for
remote operation. Refer to Operations Menu for procedure.
Terminals 29 to 30 "Battery Temp. High" contact input (IN3)
Input fed by a thermocouple that monitors battery temperature. The converter
float voltage level is reduced for battery over-temperature conditions. External
thermocouple is user supplied
Terminals 31 to 32 "Power Demand" Command contact input (IN4)
This contact is used to control the input power. Power demand is turned ON
when the contact is closed, and power demand is turned OFF when the contact
is open.
Terminals 33 to 34 "Remote EPO" contact input
Used to perform a remote UPS Emergency Power Off (EPO).
The load will be dropped.
MITSUBISHI ELECTRIC 9900CX SERIES UPS
9900CX SERIES UPS
OWNERS / TECHNICAL MANUAL
Page Number:
2-13