7 - 3
7 Using the I/O signal functions
S8BA-series Uninterruptible Power Supply (UPS) User’s Manual (U726)
7
7
-1-3
CON
TACT
port (
R
J45 connector)
7-1-3
CONTACT port (RJ45 connector)
Outlook of the
connector
Pin
number
Cable color
Description
1
White/orange
Backup signal output (BU)
2
Orange
Remote ON/OFF input (-)
3
White/green
Trouble signal output (TR)
4
Blue
COMMON (COM)
5
White/blue
Battery LOW signal output (BL)
6
Green
Backup stop signal input (BS)
7
White/brown
Battery replacement signal output
(WB)
8
Brown
Remote ON/OFF input (+)
7-1-4
Contact signal ratings
Signal
Description
Signal output (BL, TR, BU, WB)
• Applicable voltage: 50 VDC or less
• Maximum current: 500 mA
• BU signal minimum response time: 5ms
Remote ON/OFF input
• Voltage between terminals: DC3.3V
• Current when closed: 10 mA max.
• Maximum signal response time
At stop: 100 ms
At start: 300 ms
UPS Stop Signal input (BS)
• Input voltage:
HIGH(ON) 8 to 24 VDC
LOW(OFF) 0.5 VDC or less
• Input current: 250 mA
• Maximum signal response time
At stop: 100 ms
At start: 300 ms
7-1-5
Contact signal circuit
Signal output (BL, TR, BU, WB)
Remote ON/OFF input
UPS Stop Signal input (BS)
Pin number1
Pin number8
BL
TR
BU
WB
BS
COM
100 kΩ
3.3 V
220 Ω
Remote ON/OFF (+)
Remote ON/OFF (-)
Summary of Contents for S8BA-24D24D480SBF
Page 5: ...Manual Structure 4 S8BA Series Uninterruptible Power Supply UPS User s Manual U726 ...
Page 21: ...Revision History 20 S8BA series Uninterruptible Power Supply UPS User s Manual U726 ...
Page 27: ...1 Overview of the product 1 6 S8BA series Uninterruptible Power Supply UPS User s Manual U726 ...
Page 55: ...4 Operations 4 10 S8BA series Uninterruptible Power Supply UPS User s Manual U726 ...