TEL AFA4000/E, Инструкция по установке и эксплуатации

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AFA4000/E VAV Airflow Controller / p.91
Figure 58: Personnel sensor 4-way terminal block
6.8.2 Adjusting the personnel sensor beam width
Adjust the width of the Personnel Sensor’s beam to suit different fume hood widths.
To adjust the beam width:
1. Access the two potentiometers under the sensor's front cover (Figure 59).
Figure 59: Personnel sensor beam width adjustment potentiometers
2. Adjust the width of the Personnel Sensor beam using the two potentiometers. This is to
achieve the best field coverage in front of the fume hood for the hood's width (Figure 60).