Siemens FS720 - Page 197

Installing, exchanging and connecting modules
Event printer
7
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248
Building Technologies
A6V10210390_m_en_
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Fire Safety
2018
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08
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29
Product version (ES) 02
ES02: Serial interface settings
Rear view ES02 Top view
1 Fastening clamps
2 Supply connection
3 Data line connection
7.20.2.2 Connection on station side
The event printer must be directly connected to the power supply.
Connecting the event printer to the power supply (70 W)
Connector From printer To Power supply terminal X2
2 Positive supply (red) => X2, PIN 4 (Usys +)
Negative supply (blue) => X2, PIN 3 (Usys -)
Table 1: Pin assignment for power supply (70 W)
Connecting the event printer to the power supply (150 W)
Connector From printer To Power supply terminal X8
2 Positive supply (red) => X8, PIN 4, 5, 6, 7, or 8 (+24 V)
Negative supply (blue) => X8, PIN 1, 2, or 3 (0 V)
Table 2: Pin assignment for power supply (150 W)
+
–
2
3
1
1
RS232
TTL
RS232
TTL