SenTech IR-SNIF-MCD Series - Page 8

5
Infrared Bench: Refer to the figure 3 for Infrared Bench diagram. The infrared bench has an
integrated source circuit with infrared source at one end and an integrated detector circuit with
filter and detector at the other. Presence of refrigerant in the sample air will cause a change in
the output of the detector.
IR Bench
Control Electronics
Figure 3 Infrared Bench