EN |
25
AMBERAIR COMPACT CX V v2019.04
X21
1
DI1
Outdoor air electrical preheater automatic protection (NC)/
2
+12VDC
DX cooler defrost input/ Water pre-heater circulation pump fail
3
DI2
Outdoor air electrical preheater manual protection (NC)
4
+12VDC
5
DI3
System mode switch
6
+12VDC
7
DI4
Fans speed switch
8
+12VDC
X22
1
DI5
DX cooler protection (NC)
2
+12VDC
3
DI6
Supply air filter pressure switch (NO)
4
+12VDC
5
DI7
Extract air filter pressure switch (NO)
6
+12VDC
7
DI8
Fire place protection relay input (NC)
8
+12VDC
X23
1
DI9
Fire damper opened input (NC)
2
+12VDC
3
DI10
Fire damper closed input (NC)
4
+12VDC
5
DI11
Recirculation damper closed input (NC)
6
+12VDC
X24
1
GND
Outdoor air preheater control output (0-10VDC)
2
AO1(0-10VDC)
3
GND
DX cooler control output (0-10VDC)
4
AO2(0-10VDC)
5
GND
Hydronic cooler control output (0-10VDC)
6
AO3(0-10VDC)
X25
1
PE
Recirculation damper control output (0-10VDC)
2
GND
3
AO4(0-10VDC)
4
GND
Rotor control output/
5
AO5(0-10VDC)
By-pass position control output (0-10VDC)
E
X26
1
+24VDC
Recirculation damper step motor control
2
STEP_A
3
STEP_A/
4
STEP_B
5
STEP_B/
6
+24VDC
X27
1
IND_1
Working indication output (24VDC; max 50mA, 1.2W)
2
+24VDC
3
IND_2
Alarm indication output (24VDC; max 50mA, 1.2W)
4
+24VDC
F
X28
1
GND
Supply/Extract air CO2/RH sensor input\
2
AI1 (0-10V)
Supply/Extract pressure sensor input (0-10VDC)
3
GND
Supply/Extract air CO2/RH sensor input\
4
AI2 (0-10V)
Supply/Extract pressure sensor input (0-10VDC)
5
GND
Reserved input (0-10VDC)
6
AI3 (0-10V)
