DencoHappel ZGF.1E series Operation Manual page 78

Safety and User Instructions
Fig. 6-16: Connecting control panel – units
Fig. 6-17: Connecting sensor
78
NOTICE!
Likewise only one external room sensor or one return air sensor or only one
inlet sensor per unit group and control panel can be connected.
Further slave units
STV1
external
STV1
sensor
STV1
STV2
STV2
STV2
511 2001
Connecting control panel – unit - other slave units
Control panel MATRIX OP21 can only be connected to
units equipped with MATRIX 2000.A maximum of 16 units
can be connected to OP21.
• Connect control cables in accordance with the wiring
diagram.
Control cable: see top note on Page 77.
–
When connecting valve actuators, all connections to
–
the control panel - air treatment units must be carried
out using 37/47 and 38/48 terminals. (-·-·-)
If connecting an external room, return or inlet air sen-
–
sor - the connection can be completed using terminals
12 and 13 of the control panel or support terminals
STV1 / STV2 if these are not occupied. When using
support terminals, 2 additional cores for terminals 12
and 13 of the control panel should be provided. (-----)
In units with a return or inlet sensor - 2 additional cores
–
for terminals 12 and 13 of the control panel must be
installed. With this configuration an external room sen-
sor cannot be connected. The wiring of the sensor is
completed via support terminals STV1/STV2. (-----)
Connecting external room temperature sensor or
return air sensor (optional) or inlet sensor
• Connect the sensors in accordance with the wiring
diagram.
Sensor lines as control cables: refer to top note on
–
Page 77.
PR-2011-0115-GB • Subject to modifications • R4-12/2015
Flex-Geko Fan Coil Unit
MATRIX
3001 4001 4001+IO