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6.6.2 Wiring of controls
For Analog/Digital controls use cable with the following characteristics:
• Sheath Ø: 6mm to 12mm
• Strand cross-section: 0.7mm² to 1mm².
• Recommended minimum stripping: 10mm
• Maximum recommended length: 30m
For Modbus control use cable with the following characteristics:
• Sheath Ø: 6mm to 12mm
• Strand cross-section: 0.7mm² to 1mm².
• Recommended minimum stripping: 10mm
For more information on Modbus communication see § "6.2 Modbus connection - Connection to a BMS",
page 45.
Factory wired
Accessory wiring - Setpoint setting
9 10 11 12 13 14 15 16
P
PTHV-A
Factory wired
12 34 SW1
1
2
3
Off
On
Off
CONTROLLER TERMINALS
3 4
Shunt ON/OFF
Factory wired
Potentiometer
Factory wired
Speed-Output
GND
+24V
GND
An
2
+10V
GND An
1
Shun
t
Black Blue Red
Grey
Green
Brown
+24V
Star
t/Sto
p
1 2 3 4 5
P
CVF
Accessory
not provided
Instead of the
potentiometer
Instead of
the shunt
CONTROLLER TERMINALS
9 10 11
3 4
ON / OFF
Voltage supply Signal de sor
tie
GND
+10V
GND An
1
+24V
Star
t/Sto
p
Accessory wiring - ON/OFF
CONTROLLER TERMINALS
3 4
Instead of
the shunt
13
34
14
33
BCCA 1V
Accessory not provided
+24V
Star
t/Sto
p