ENGLISH
16
NT_51897201_RHE-AN_130516.docx
Differential pressure probe – Operation in COP (Constant Pressure)
Electric connection on the RHE box: see subsection “External components connection drawings”
For an operation at constant pressure, it is
necessary to install a pressure probe
(Accessory) in the supply duct at a minimum
distance of twice the connection’s diameter.
Recommended pressure probe :
S&P Code
Designation
Description
5416786900 SPRD-010B
Pressure transmitter in box 0 to 800 Pa/ Output Signal 0,5/ 4,5 Vdc
Nominal voltage 12 up to 24 V dc
5416787000
KTPR
Kit of 2 pressure taps + 2 m Translucid tube
Air quality probe, measurement of CO2 - Operation in VAV (Variable Flow Rate)
Electric connection on the RHE box: see subsection “External components connection drawings”
For an operation with a variable airflow, it is necessary to install an air quality probe (in general, CO2)
either in the discharge duct, or in the environment in the part to be treated.
Recommended CO2 probes :
S&P Code
Designation
Description
5416730900
SCO2-AD
Room CO2 sensor with display 0-2000 ppm Output signal 0-10V
5416731000
SCO2-G
Room CO2 sensor 0-2000 ppm Output signal 0-10 or 4-20 mA
5416730800
SCO2-A
Room CO2 sensor without display 0-2000 ppm Output signal 0-10V
6. ELECTRIC CONNECTION
Electrical data
6.1
The power or connection cables of the accessories must pass by the provided cable sockets.
Version HD (supply on top side)
Version VD (on the upper right hand corner)
Power supply cable
Accessories cable
2 x D mini
Ø
D
