HyCassette-Geko
Electrical Connection
PR-2015-0159-GB • Subject to modifications • R1-11/2015
78
6.11.5
Connecting room sensor/return-air sensor (option)
6.11.6
Connecting inlet sensor
6.11.7
Connecting status and fault signal
MATRIX
3500
✓
Pos. 1:
Connection cable
(see bottom note on Page 76)
•
Connect the room or return-air sensor according to the
wiring diagram.
Fig. 6-15: Connecting room sensor/return-air sensor
13
12
1
MATRIX
3500
✓
Pos. 1:
Connection cable
(see bottom note on Page 76)
•
Connect the supply-air sensor according to the wiring
diagram.
Fig. 6-16: Connecting inlet sensor
15
14
1
MATRIX
3500
✓
It is possible to tap the status and alarm messages on the
controllers using volt-free contacts. The contact load at
230 V AC amounts to a maximum of 4 A ohmic / 2 A
inductive.
•
Connect in accordance with the wiring diagram.
Operation:
Contact closed on terminal 120 -121
Fault:
contact closed on terminal 124 - 125
(even in case of voltage failure)
Fig. 6-17: Connecting status and fault signal
124
123
122
121
120
125
NO
NC
C
NO
NC
C
Un
it
wit
h
MA
TRIX 350
0
Fault
O
pera
tion