Zenner multidata WR3 - Connector pin assignment

10
Connector pin
assignment
Temperature sensors
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6XSSO\
5HWXUQ
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6XSSO\
5HWXUQ
Flow sensor
)ORZVHQVRUSXOVH
*1'
Input/Output
,2SXOVH
*1'
,2SXOVH
*1'
M-Bus
0%XV/
/
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&RQQHFWLRQZLUH&RQQHFWLRQZLUH
If water meters with a potential free reed contact are connected to the
inputs the connection can be made in any direction.
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The connectors are given twice for the incoming and outgoing of the
0EXVZLUH
2 4
Switch