CONFIGURATION 
Part. No. 2400M2501_6    Touchpoint Pro 
  69  Technical Handbook 
9.2.10  Threshold Alarm 3 Settings 
Access Level: Engineer 
Gas Range Min + NN*(Gas Range 
Min  - Gas Range Min) 
Gas Range Min to Gas Range Max 
Note: NN depends on sensor type selected, typically 0.75 (75%).  
9.2.11  Threshold Alarm Hysteresis 
Access Level: Engineer 
The hysteresis value will be applied to a channel coming out of an alarm condition, e.g. if the alarm level is 20 %FSD, and 
hysteresis is set to 2 %, the alarm will not be cancelled until the reading has dropped below 18 %FSD. 
Threshold Alarm 
Hysteresis  
0.02*(Gas Range Max - Gas Range Min) 
0.1*(Gas Range Max - Gas Range Min) 
9.2.12  STEL Alarm Settings 
Access Level: Engineer. Refer to Chapter 10 Configuring STEL and LTEL Alarms.  
Gas Range Min + NN*(Gas Range 
Min  - Gas Range Min) 
Gas Range Min to Gas Range Max 
Note: NN depends on sensor type selected.  
9.2.13  LTEL Alarm Settings 
Access Level: Engineer. Refer to Chapter 10 Configuring STEL and LTEL Alarms.  
Gas Range Min + NN*(Gas Range 
Min  - Gas Range Min) 
Gas Range Min to Gas Range Max 
(TWA) Start Time of the First Shift 
Note: NN depends on sensor type selected.