6 Contact signal
6-1 Contact signal
BU5002R/BU3002R/BU3002RH
117
6
6-1-4 Contact signal I/O connector (DSUB9P female)
Pin assignment
Pin number
Signal name
5 4 3 2 1
9 8 7 6
Front view
Screw size: Inch screw
threads
#4-40 U N C
1
Battery low signal output (BL)
2
Trouble signal output (TR)
3
Backup stop signal input (BS)
4
NC
5
COMMON (COM)
6
Remote ON/OFF input (-)
7
Remote ON/OFF input (+)
8
Backup signal output (BU)
9
Battery degradation signal output
(WB)
6-1-5 Contact signal ratings
●
Signal output
(BL, TR, BU, WB)
●
Backup power supply stop signal
input (BS)
Photocoupler rating
Input voltage
Voltage that can be applied:
DC 35 V or less
High (ON) DC 5 to 24 V
Low (OFF) DC 0.5 V or less
Maximum current: 50 mA
●
Remote ON/OFF
Voltage between terminals:
DC 8 to 16 V
Current when closed: max.
15 mA