Schaller Automation Visatron VN2020 - Installing the VN2020 Measuring Head

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Operating manual  VISATRON® Oil Mist Detector  VN2020 / VN2020 EX
Part number 183001  Version 3.0
MANUFACTURER SETTINGS
The parameters are entered as per the parameter list below:
Parameter set
Input values 1
Input values 2
Number of suction
points (compartments)
5 to 10
Pre-alarm threshold
20% to 100%
Oil mist alarm
threshold
Oil mist concentration
Opacity alarm
threshold
1
0.55 mg/l
1.50%
2
(Default factory
setting)
0.70 mg/l
2.00%
3
0.90 mg/l
2.50%
4
1.10 mg/l
3.00%
5
1.40 mg/l
4.00%
6
1.80 mg/l
5.00%
7
2.50 mg/l
7.00%
Date
Automatically entered by the system
Time
Automatically entered by the system
Once adjusting the parameters has been completed successfully, carry out installation
steps 1-2 in reverse order.
 Please note that the seal on the measuring head must be replaced each time it
is refitted!
Then fasten the neck collar bolts (2) as shown in the figure below, observing the
fastening sequence to and the defined tightening torque!
Installing the VN2020 measuring head
1: VN2020 measuring head
3: Allen key, size 4
2: 8x neck collar bolts
1
8