Lutz-Jesco MEMDOS SMART LD, Руководство по эксплуатации

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Electrical installation
Description of connection sockets
30
© Lutz-Jesco GmbH 2015 BA-10102-02-V02
Stepper motor-driven diaphragm dosing pump MEMDOS SMART LD Operating Instructions
9.2.3 Connection socket 3
9.2.3.1 Level input
Connection for level monitoring of a dosing tank (e.g. a suction line with a
float switch).
n
Alert and main alarm
n
Potential-free contact
n
NO contact
n
Connection M12x1 cable with plug connector, A-coded
n
Assignment of pin 1, 2, 3
For more details on installing the level monitoring system, see on page
25.
i A matching connection cable with A-coded plug connector is
integrated in the suction lines / level monitoring systems of
Lutz-Jesco GmbH. An adapter is required if using older suction
lines with a 3.5 mm jack plug. You can find this adapter and
additional cables in the Lutz-Jesco GmbH price list.
Pin M12x1
(A-coded)
Assignments Connection Cable colour*
1 pre-alarm
3
2
1
Brown BN
2 Main alarm White WH
3 Ground (GND) Blue BU
4 - - - Black BK
Table 23: Connection socket 3
* Applies to cable colours of cables from Lutz-Jesco GmbH. No liability is
accepted for cables from other manufacturers.
Removing the conductive rubber band
Fig. 31: Conductive rubber band in connection socket 3
Remove the conductive rubber band before inserting the cable in the
connection socket.
After the cable has been removed, the conductive rubber band must be
reinserted in the connection socket. Insert it between pins 1, 2 and 3, 4 as
shown in Abb. 31.