Variable air volume controllers
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37
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
Communication
RS485 (EXOline or Modbus) with automatic detection/change-over
Modbus
8 bits, 1 or 2 stop bits. Odd, even (FS) or no parity.
Communication speed
9600 bps (not changeable)
Display
LCD with background illumination
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
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
FS = 23 hours interval
Terminal blocks
Lift type for cable cross-section 2.1 mm
2
Setpoint settings via Argus tool
©
or in the display
Basic heating setpoint
5...40°C
Basic cooling setpoint
5...50°C
Setpoint displacement
±0...10°C (FS = ±3°C)
