15
© Vallox Oy - All rights reserved
TECHNIC
AL SPECIFIC
ATIONS
INTERNAL ELECTRICAL CONNECTION
MB_A
External Modbus A signal
MB_B
External Modbus B signal
+24V
+24V voltage (DC)
GND
Digital and analog ground potential
RS_A
Local hardware Modbus A signal
RS_B
Local hardware Modbus B signal
NTC
External temperature sensor connector
D/I1
Digital input 1
D/I2
Digital input 2
11V1
11.1 V operating voltage
AN/I
Analog input 0-10VDC
RM/I
24V relay input
RM/O
24V relay output
T
Supply air fan
P
Extract air fan
M
Damper motor
TK
Safety switch
AHS
Post-heating control
%RH
Internal humidity sensor
%RH CO2
Internal humidity and carbon
dioxide sensor
R1
Post-heating resistor with 90°C
and 130°C overheating protection
K
Harmonic filter
BK
Black
BU
Blue
BN
Brown
WT
White
GY
Grey
YE
Yellow
YEGN Yellow-green
CABLE COLOURS
A Motherboard
B
1. Extract air fan tacho (WT)
2. GND (GN)
3. Extract air fan PWM (YE)
4. Supply air fan tacho (WT)
5. GND (GN)
6. Supply air fan PWM (YE)
C
1. Extract air
2. Outdoor air
3. Supply air
4. Exhaust air
5. Supply air from the HR cell
D LAN
1 2 3 4 5 6
MB_B
MB_A
MB_A
MB_B
+24V
RS_A
RS_B
GND
+24V
RS_A
RS_B
GND
Содержание C3741
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