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OPTIONAL EXTERNAL POWER INPUT
Optional external power supply input provides event logging during power loss on all inputs . If
external power supplied from a small UPS ,all control circuits of the STS continues to function and
records power events for troubleshooting.
External power input connector is located on to the back panel of the STS.
figure – 15
External power input
COMMUNICATION INTERFACE AND REMOTE MANAGEMENT
The following information contains standard communication interface for INFOSTS. Additional RS485
communication for long distance is available as an option.
3 types of communication interfaces are available on STS units
Possible connections to STS unit
RS232
Serial communication
DRY CONTACTS
Dry contact outputs for some major events.
TCP/IP connection
Available (optional)
RS232 hardware
Baud rate
2400 baud
connection
3 wire (RX,TX,GND)
Bits
8 bits
Parity
none
flow
none
Stop bit
1
Содержание InfoSTS
Страница 45: ...44 Figure 28...
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