Additel 761A, User Manual

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5.2.4 Pressure switch
1. Connection
 Connect the calibrator and the pressure switch as shown in Figure 3-20;
2. New task
Select the “pressure switch” icon in the test type list, and input the information of the pressure switch.
Table 5- 6 Task mode pressure switch information
Item Effective value Description
Name
Letter, numeral, symbol Name of the pressure sensor
Serial number
Letter, numeral, symbol Serial number of the pressure sensor
Model
Letter, numeral, symbol Model of the pressure switch
Pressure type
Gauge pressure, absolute
pressure, differential pressure Pressure type of the pressure switch, check the support conditions
according to the calibrator model
Input
Depends on the pressure switch Pressure range of the pressure switch
Accuracy 0.5%, 1%, 1.5%, 2%, 2.5%, 4%,
and custom
Precision of the pressure switch. The numeral input in the custom
option is the precision level of the pressure switch
Set point
Depends on the range of the
pressure switch Operating point of the pressure switch
Action type Normally closed, normally open
Action type of the pressure switch
Switch type
Mechanical switch, NPN switch, Type of the pressure switch