Specifications, Relative pressure, Absolute pressure – WIKA PSD-31 User Manual
Page 9: Vacuum and +/- measuring range

9
WIKA operating instructions pressure switch model PSD-3x
GB
11430486.06 02/2012 GB/D/F/E
3. Specifications
3. Specifications
3.1 Measuring ranges
Relative pressure
bar 0 ... 1
1)
0 ... 1.6
1)
0 ... 2.5
0 ... 4
0 ... 6
0 ... 10
0 ... 16
0 ... 25
0 ... 40
0 ... 60
0 ... 100
0 ... 160
0 ... 250
0 ... 400
0 ... 600
psi
0 ... 15
1)
0 ... 25
1)
0 ... 30
1)
0 ... 50
0 ... 100
0 ... 160
0 ... 200
0 ... 300
0 ... 500
0 ... 1,000
0 ... 1,500
0 ... 2,000
0 ... 3,000
0 ... 5,000
0 ... 8,000
Absolute pressure
bar 0 ... 1
1)
0 ... 1.6
1)
0 ... 2.5
0 ... 4
0 ... 6
0 ... 10
0 ... 16
0 ... 25
psi
0 ... 15
1)
0 ... 25
1)
0 ... 30
1)
0 ... 50
0 ... 100
0 ... 160
0 ... 200
0 ... 300
Vacuum and +/- measuring range
bar -1 ... 0
1)
-1 ... 0.6
1)
-1 ... 1.5
-1 ... 3
-1 ... 5
-1 ... 9
-1 ... 15
-1 ... 24
psi
-14.5 ... 0
-14.5 ... 15
-14.5 ... 30
-14.5 ... 50
-14.5 ... 100 -14.5 ... 160 -14.5 ... 200 -14.5 ... 300
The given measuring ranges are also available in kg/cm
2
and MPa.
1) Not available for PSD-31.
Overpressure limit
2 times
3.2 Display
14-segment LED, red, 4-digit, 9 mm character size
Display can be turned electronically through 180°
Update (adjustable): 100, 200, 500, 1,000 ms