Variable air volume controllers
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31
Technical data
Supply voltage
18...30 V AC, 50...60 Hz
Internal consumption
2.5 VA
Ambient temperature
0...50°C
Storage temperature
-20...+70°C
Ambient humidity
Max 90% RH
Protection class
IP20
Built-in temperature sensor
NTC type, measuring range 0...50°C, accuracy ±0.5°C at 15...30°C
Material, casing
Polycarbonate, PC
Weight
110 g
Colour
Cover: Polar white RAL9010
Bottom plate: Light gray
Is also available in other colours on inquiry, contact systemair for more
Information.
This product conforms with the requirements of European EMC standards
CENELEC EN 61000-6-1 and EN 61000-6-3, and the requirements of
European LVD standard IEC 60 730-1. It carries the CE mark.
Inputs
External room sensor
PT1000-sensor, 0…50°C. Suitable sensors are Argus’s
TG-R5/PT1000,TG-UH/PT1000 and TG-A1/PT1000.
Change-over alt. potential-free contact
PT1000-sensor, 0…100°C. Suitable sensor is Argus’s TG-A1/PT1000.
Occupancy detector
Closing potential-free contact. Suitable occupancy detector is Argus’s
IR24-P.
Condensation detector alt. window contact Argus’s condensation detector KG-A/1 resp. potential-free contact
Outputs
Forced ventilation
24 V AC actuator, max 0.5 A
Valve actuator alt. thermal actuator
2 outputs
Valve actuator
0…10 V DC, max 5 mA
Thermal actuator
24 V AC, max 2.0 A
Control
Heating or cooling
Actuator exercise
23 hours interval
Terminal blocks Lift type for cable cross-section 2.1 mm
2
Basic setpoint heating, setting with dipswitches
The ON-position is marked on the dipswitch. The cooling setpoint is 2°C higher.
Basic setpoint, heating (°C)
SW1 SW2
20
OFF
OFF
22 (FS)
OFF
ON
24
ON OFF
26
ON ON
Other dipswitches
ON
OFF
Comment
SW3 Stand-by
Occupied (FS)
Preset operating mode
SW4 DI, window contact. Closed contact indi-
cates closed window.
CI, Argus’s condensation detector,
KG-A/1 (FS).
Function terminal 33, DI2/CI.
SW5 Digital output for 24 V AC thermal actua-
tor.
Analogue output for 0...10 V DC valve
actuator (FS).
Function terminal 23, UO1.
SW6 Digital output for 24 V AC thermal actua-
tor.
Analogue output for 0...10 V DC valve
actuator (FS).
Function terminal 24, UO2.
SW7 External, PT1000-sensor
Internal NTC-sensor (FS)
Temperature sensor
