Cosmo CKZM User manual

CKZM module extends the functionality of the CKL6230N /
CKL624N wiring centre.
The module consists of 2 additional zones with the possibility of
connecting 2 actuators to each one.
This product complies with the essential requirements and other
relevant provisions of the following EU Directives: EMC 2014/30/EU,
Low Voltage Directive LVD 2014/35/EU, RoHS directive 2011/65/EU.
Use in accordance to national and EU regulations. Use the device
as intended, keeping it in dry condition. Product for indoor use only.
Installation must be carried out by a qualified person in accordance
to national and EU regulations.
Before any of operation releated to power supply (connecting
wires, installing the device, etc.), make sure that the device is not
connected to any power source. Incorrect connection of the wires
may cause damage to the wiring centre. The module can not be
used in conditions of water vapor condensation neither exposed
to water.
The serial connector from the CKL6230N / CKL624N wiring centre
provides communication between the wiring centre and the CKZM
module.
CKL6230N / CKL624N wiring centre + CKZM module increases
functionality and additionally adds up to 8 zones to the wiring centre.
CKZM module is powered from the wiring centre.
COSMO GmbH
Brandstücken 31
22549 Hamburg
[e-mail]
www.cosmo-info.de
March 2020
V003
2-Zone Extension Module
Model: CKZM
Quick Guide
INTRODUCTION
SERIAL CONNECTOR FOR
CKZM MODULE
PRODUCT COMPLIANCE
SAFETY INFORMATION
TECHNICAL SPECIFICATION
fuse (T10A)
LN LNLNLNLN
LNLN
1
1
2
2
3
3
4
4
5
5
6
6
N N N N
N N
Power Supply from the CKL6230N / CKL624N
wiring centre
Max load 0.5 A
Dimensions [mm] 80 x 80 x 20

LED INDICATION
Make sure that all the wires are properly connected, mount top
cover and power up the wiring centre - the green „Power” indicator
LED will illuminate.
Remove the top cover of the wiring centre.
Note: Before connecting the module, disconnect the main power
from the CKL6230N / CKL624N wiring centre.
Note: The LED will not work with CKL624N wiring centre.
Note: All terminals are screwless, push type.
Connect the module to the serial connector.
Wires of the thermoelectric actuators should be plugged into the
self-locking connectors in the appropriate zones. You can connect 2
actuators directly to one zone.
INSTALLATION
1
2
3
LED DESCRIPTION
Red Zone is on
Off Zone is off
TERMINALS DESCRIPTION
TERMINAL DESCRIPTION
L Live to thermostat
Earth connection to thermostat
N Neutral to thermostat
Thermostat load demand output
Night Set Back / CO contact
pins Actuator active control connection to
thermostat output
N pins Neutral conenction to actuators
ACTUATORS CONNECTION
THERMOSTATS CONNECTION
LNLN
7 8
N N
LNLN
7 8
N N
L NSLS1 S2 NSB
INPUT
CRTDUP
T
CRTDUP EXAMPLE