Zenner multipulse Manuale Utente Scaricare il pdf (Pagina 4)

If water meters with a potential free reed contact

are connected to the inputs the connection can

be made in any direction.

The connectors are given twice for the incoming

and outgoing of the M-bus wires.

Depending on the pulse counter module’s model

the version of the connection board can differ.

Note

You can download additional information in our

product area at www.zenner.com.

1 2 3 4 10 11 9 50 51 52 53 54 55 24 25 24 25

Version M-Bus

1 2 3 4 10 11 9 50 51 52 53 54 55

Version without interface

1 2 3 4 10 11 9 50 51 52 53 54 55 71 72 73 74

Version RS 232 / RS 485 (ZR-Bus)

Connector pin assignment

Main input

Volume pulse 10

Volume GND 11

Additional inputs

Input 1 pulse 52

Input 1 GND 53

Input 2 pulse 54

Input 2 GND 55

M-Bus

M-Bus A 24

M-Bus B 25

RS-232

DTR 71

GND 72

Tx 73

Rx 74

RS-485

+UB 71

GND 72

A 73

B 74

1 2 3 4 5 6 7 8 9 10 11 12

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Zenner multipulse Manuale Utente Pagina 4