TOSHIBA
14
UPS Connections
Communication Interfaces
Remote Contacts
The remote interface is a standard feature and is available as solid state relay switch
Contacts through a DB9 male connector located on the back side of the UPS (see pages 45-
46 for DB9 connector location). The following chart shows the solid-state relay pin
assignment’s for each signal and the associated DB9 connector pinout.
Pin
Signal Function
Logic
In the UPS
1
Fault Signal
Closed when fault detected
2
UPS stop common
3
UPS stop signal input
Backup stop when the level
changes from Low (-3 to – 15V)
to High (+3 – +15V)
4
Normal input power supply
Closed with normal supply power
5
Signal common
Common signal return
6
Bypass operation
Closed during bypass operation
7
Battery voltage drop
Closed at voltage drop
8
UPS operation
Closed during inverter operation
9
Power failure signal
Closed at power failure
Notes:
1) Pin "switches" are shown in their
inactive states
. If battery voltage is low, pin 7 will
be connected to pin
5.
Maximum current carrying
capacity of the switch
Voltage
Current
48Vdc Peak
100mAdc
peak
30Vac rms
(42Vac peak)
70mAac rms
(100mA peak)
1 2 3 4 5
6 7 8 9
DB9 Male Connector Outline
(facing connector)
1
2
3
4
5
6
7
8
9
Summary of Contents for UE3G2L036C61T
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Page 45: ...TOSHIBA 46 External Layouts Dimensions Shipping Weights External Layouts ...
Page 52: ...TOSHIBA 53 ...