Installation and operating instructions: JUDO UNIDOS digital dosing pump systems JUD-KH 6-50 and 6-100 (cold water) / JUD-HH 6-50 and 6-100 (hot water)
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JUDO Wasseraufbereitung GmbH
© JUDO Wasseraufbereitung GmbH
Postfach 380
D-71351 Winnenden
Translation into foreign languages and reproduction, even in excerpt form, is only permitted with special
approval.
Tel. +49 (0)7195-692-0
Fax +49 (0)7195-692-188
Revision level: 20.04.2017
E-Mail: [email protected]
Internet: www.judo.eu
17
3.5
Function description
The JUDO UNIDOS digital dosing pump system is supplied with constant voltage and can be operated in
manual or contact mode. The control signal transfer cable JAK-S is necessary for both operating modes (see
Chap. 3.2.3).
Manual operating mode: The operation of the dosing pump can be switched to standby from an external
potential-free contact via the Ext. stop signal input, e.g. in a time controlled manner by the JUDO dosing
pump control Digital JDPS-D (see Chap. 3.2.3), with parallel switching of feed pumps or feed mechanisms or
from a building control system.
Contact operating mode: The dosing pump can be operated via the contact signal input using the JUDO
control signal transfer cable JAK-S, for example via a JUDO contact water meter.
Attention
During simultaneous actuation by a contact water meter and switching of the Ext. stop
signal input, the dosing pump is locked!
Incoming pules from the contact water meter are ignored during this period and are not
subsequently processed!
The suction kit with low-level and empty status signalling is used for fill level monitoring of the dosing tank
and protects the dosing pump against dry running. The conditions fault or empty status signal can be
switched via relay 1, the low-level status signal can be switched via relay 2 using the JUDO fault-/empty
status signal transfer cable JAK-L (see Chap. 3.2.3), e.g. to a building control system.