sauermann CR 110 Solar Radiation Sensor or Transmitter


Solar radiation transmitter

CR 110 measures solar radiation from 0 to 1,500 w/m2

Operating temperature

  • Protection of the instruments and information about storage
  • Conditions of use (°C/%RH/m): from -10 to +50 °C; in non-condensing conditions. From 0 to 2000 m.
  • Protection: IP65
  • Storage temperature: from -10 to +70 °C.





  1. Inactive switch
  2. Inactive switch
  3. LCC-S software connection
  4. Output terminal block
  5. Power supply terminal block
  6. Cable gland

Electrical connections – as per NFC15-100 standard

This connection must be made by a qualified and trained technician. To make the connection, the transmitter must not be energized.
For CR 110-AO models with 0-10 V output – active:


To make a 3-wire connection, before powering up the transmitter, please connect the output ground to the input ground. See drawing below.


For CR 110-PO models with 4-20 mA output – passive:




To mount the transmitter, mount the ABS plate on the wall (drilling: Ø 6 mm, screws and pins are supplied). Insert the transmitter on the fixing plate (see A on the drawing beside). Rotate the housing in a clockwise direction until you hear a “click” which confirms that the transmitter is correctly installed.


please avoid any aggressive solvent. Please protect the transmitter and its probes from any cleaning product containing formalin, that may be used for cleaning rooms or ducts.

Precautions for use

please always use the device in accordance with its intended use and within the parameters described in the technical features in order not to compromise the protection ensured by the device.

Documents / Resources

sauermann CR 110 Solar Radiation Sensor or Transmitter [pdf] User Guide
CR 110, Solar Radiation Sensor or Transmitter, CR 110 Solar Radiation Sensor or Transmitter, CR 110 Solar Radiation Transmitter

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