DencoHappel ZGF.1E series Operation Manual page 77

Flex-Geko Fan Coil Unit
6.7.2 Connecting control cables
Fig. 6-14: Connecting control panel – units
Fig. 6-15: Connecting sensor - economy mode contact
PR-2011-0115-GB • Subject to modifications • R4-12/2015
NOTICE!
Use the following control cables for connection:
In order to meet the specifications of the Declaration of Conformity: multi-
–
wire control cable 0.5 mm
Install the control cable shielding in the DencoHappel air treatment units
–
using cable shield grounding clamps to ensure the best possible electrical
contact.
Apply the shielding with the grounding clamps to a large ground surface
–
area! Apply the shielding on one side (otherwise transient current can
occur).
The maximum total line length must not exceed 50 m.
–
DencoHappel does not assume any liability in regard to meeting the require-
–
ments of the Declaration of Conformity if other cable types, like foil-type
shielding, are used. Likewise, DencoHappel cannot make statements
regarding the suitability of such cable types.
12
14
95
AK
AH
AS
99
67
33
34
35
36
A4
A5
12
14
95
AK
AH
AS
99
67
33
34
35
36
A4
A5
Further slave units
15
Inlet tempera-
ture sensor
14
13
External room
sensor
12
970
971
07
06
66
External econ-
omy
67
2
with copper weave shielding
511 2001
Connecting control panel – unit - other slave units
Control panel MATRIX OP5 can only be connected to
units equipped with MATRIX 511.A maximum of 4 units
can be connected to OP5.
• Connect the control cables in accordance with the
wiring diagram (connect same numbers).
Two cores with the same diameter can be placed
–
under one terminal.
Control cable: see top note on Page 77.
–
With valve actuators the wiring control panel - air treat-
–
ment units should be carried out using AK and AH ter-
minals. (-·-·-)
With an external room sensor the connection control
–
panel - air treatment units should be carried out using
terminal 12. (-----)
With only heating, only cooling, heating or cooling - the
–
wiring between control panel and air treatment unit is
completed via terminal 14. (-----)
With a volt free contact for economy mode the wiring
–
control panel - air treatment units should be carried out
using terminal 67. (-----)
Connecting external room temperature sensor
(optional), inlet sensor or economy mode contact
(optional)
• Connect the sensor or economy mode contact in
accordance with the wiring diagram.
For sensor lines and economy mode contact the same
–
procedure as for control cables applies: refer to top
note on Page 77.
Safety and User Instructions
MATRIX
3001 4001 4001+IO
77