CO2+Temp Regulator, with ModBus / ES 899

Item no.: 48304

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The CO2 regulator is a combined sensor and regulator for a wide range of applications. For full control of ventilation in offices and/or as CO2 sensor in more complicated ventilation systems.

It is provided with two independent 0-10V outputs. A proportional output based on the current CO2 level, and one control output designed for control of damper or ventilation plant. Room temperature can be included as a control parameter.

Both design and ease-of-use have been prioritised

  • Easy to set-up, install and adjust.
  • Maintenance free.
  • Discreet sensor ideal for mounting in households and office environments.
  • Control of ventilation plant based on temperature and CO2 level.
  • Possible to adjust on the basis of CO2 level alone.
  • Possible to use as CO2 meter and ventilation controller simultaneously.
  • PID (proportional-integral-derivative) adjustment
  • Two output control signal ranges available: 0 – 10V or 2 – 10V.
  • Possibility for digital read of values via Modbus Interface

If on/off operation is required, the set point relays 41204 or 41210 can be used together with the sensor. 24VDC power supply available for supply of one CO2 sensor box.

If on/off operation is required, the 24V DC power supply type PowerSupply 0.1-24 E with integrated setpoint relay is ideal to use together with the sensor.

CO2 Sensor, modbus uses the widely used ABC algorithm, which ensures long life without calibration. Only the room cannot be used constantly, but must regularly get sufficient airflow to lower the CO2 to fresh air level.

Front cover for covering the knobs is included.

Size (HxWxD)

85x85x35 mm

Measurement Area

0 – 2.000 ppm

Measurement Area 2

0 – 50 °C

Enclosure

IP 32

0-10V Output Current

15 mA

Alternate Supply

24 VDC

EAN Number

5703471483048

Ambient Operating Temperature

20 – 50 °C

Output Power (W / VA)

3/6.4 VA

Max. tolerance of supply

10%

Supply Voltage

24 VAC

Precision Sensor

CO2: ±50ppm ved 500ppm – ºC: ± 0,5 ºC

Manual for CO2+Temp Regulator with ModBus / ES 899
Declaration of Conformity (Danish only)