24
Safety Manual
00809-0200-5100, Rev GB
Installation and Configuration
February 2017
Installation and Configuration
4.2.3 Amplitude thresholds
Figure 4-11. Amplitude thresholds are used to filter out disturbing echoes and noise
Default value for SIL Near Zone Distance =0 m.
Default value for SIL Amplitude Threshold (Near Zone) =0 mV.
See Table 4-13 on page 36 for more information on the SIL Safety Alarm parameters.
SIL High Alarm Limit
Measuring Range
Amplitude
Distance From SIL Reference Point
SIL Low Alarm Limit
1
4
2
3
6
7
5
1. SIL Used Hold Off Distance
2. SIL Near Zone Distance
3. SIL Antenna Hold Off Distance
4. SIL Hold Off Distance Adjustment
5. SIL Amplitude Threshold (Hold Off)
6. SIL Amplitude Threshold (Near Zone)
7. SIL Amplitude Threshold
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