16
For functionalities, refer to the dedicated manual of the CTRL-HS touch control panel.
9.2 CTRL-HS (accessory on request)
9. WIRING DIAGRAM
• Make sure that the mains supply to the unit is disconnected before performing any installation, service, maintance or electrical work!
• The installation and service of the unit and complete ventilation system must be performed by an authorized installer and in
accordance with local rules and regulations.
• Fan must be earthed.
9.1 CTRL-A (accessory on request)
POTENTIOMETER
L3
L2
L1
400 Vac
3 ph.
50/60 Hz
COIL
230V
BIPOLAR
SWITCH
230V
+
U
-
CTRL - A
EXTERNAL CONTACTOR
(NOT SUPPLIED)
YELLOW - GREEN
BROWN
BLACK
GREY
L3
L2
L1
3 ph.
POWER
SUPPLY
4-core power cable
6-core control cable
EXTERNAL
POTENTIOMETER
≥10kΩ
(NOT SUPPLIED)
YELLOW
GREEN
WHITE
GREY
MODBUS B
BROWN
PINK
MODBUS A
B
A
-
+
+
-
EXTERNAL DC
POWER SUPPLY
VAC/+
GND
3 ph.
POWER
SUPPLY
VAC/-
CAN+/A+/1B
CAN-/B-/GND
CTRL-HS
GND
+10Vout
GND
Vin 2
Vin 1
COMMON
IN 4A
IN 3A
IN 2A
IN 1A
NO
NC
COM
L3
L2
L1
GND-iso
485 +
485 -
TERM
TERM
SCH
PT01
PT02
GND
+10Vout
GND
Vin 2
Vin 1
COMMON
IN 4A
IN 3A
IN 2A
IN 1A
NO
NC
COM
L3
L2
L1
GND-iso
485 +
485 -
TERM
TERM
SCH
PT01
PT02
L3
L2
L1