Vaillant recoVAIR/3 SERIES Operating And Installation Manual page 27

Mains connection
BUS connection
Switch 2
Switch 1
0 - 10 V Control
signal (analog)
Alarm input
Alarm output
Fig. 4.14 Wiring diagram
Installation Manual recoVAIR/3 0020062918_03
X 9
F4
2AT
X 10
X 11
X 12
X 13
X 14
PC
X 15
connection
X 16
Assembly and installation 4
X 1
X 2
X 3
Control signal
0 - 10 V
Control signal
0 - 10 V
X 4
X 5
10
9
5
4
8
X 17
3
7
2
6
1
X 6
X 7
X 8
Freh air fan
Exhaust air fan
Hz
Gnd
Hz
Gnd
Temperature sensor EAO
ϑ
(Frost protection sensor)
M
Bypass Motor
ϑ
Temperature sensor EAI
ϑ
Temperature sensor SAO
ϑ
Temperature sensor SAI
27