Additel 686 - Page 62

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opening pressure of the safety valve. In order to ensure the accuracy of the opening pressure test, the pressure
gauge/calibrator will automatically enter high-speed reading mode and continuous recording of pressure data ten times
per second, real-time recording of the maximum pressure, and draw the real-time pressure data curve to visually show
the trend of pressure changes.
1. Setting
Table 26 information for PSV setting
Subject
Valid value
Comment
Name
Letters, numbers, symbols, characters
Information of the item name
Operator
Letters, numbers, symbols, characters
Operator information
Running time
Number
Total length of recorded time
Pressure unit
Pressure unit
Type of recorded pressure unit
Pressure type
Gauge pressure, absolute pressure
The type of pressure switch, view support information according to
calibrator’s model
(1) Select application in the function menu and enter the leak test;
(2) Set test time
1) After entering the test time, the countdown starts, and the test is carried out;
2) The test stops when the timer reaches 0;
(3) Pressure type
Switch between gauge pressure/differential pressure.
2. Carry out
(1) Connect air circuit