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Pressure switch, 1W, 25bar
IEC EN 60947-5-1, IP65_x, pressure monitoring of liquid and gaseous media, e. g. compressed air, for actuation of the auxiliary circuits, make and break pressure: separately adjustable
Product range |
Pressure switches with auxiliary contacts |
Degree of Protection |
IP65 |
Notes |
Variable switching differential |
Standards |
Features: - Pressure pipe flange R ¼”
- If required: pressure pipe flange R ½”
- IP65 in conjunction with V-M20 cable gland
- 1 Insulated protective conductor terminal
 - 2 cable entry knockouts for M20
- Neoprene membrane, resistant to aging, air, engine oil, and water min. -25 °C, max. +80 °C
Cut-in and cut-out pressures are factory-preset as specified with type suffix: →#203948 R ¼” corresponds to G ¼ R ½” corresponds to G ½ according to ISO 228-1 Auxiliary contact to IEC/EN 60947-1 |
Test pressure |
IEC/EN 60947-5-1 |
Rupturing pressure |
32 bar |
Climatic proofing |
90 bar |
Ambient temperature |
Damp heat, constant, to IEC 60068-2-78 Damp heat, cyclic, to IEC 60068-2-30 |
Degree of Protection |
25 - 70 |
Mounting position |
IP65 |
Mechanical shock resistance to IEC 60068-2-27 [Half-sinusoidal shock 20 ms] |
As required |
Vibration resistance acc. to IEC/EN 60068-2-6 [Amplitude 1 mm] |
> 10 g |
Terminal capacities >Solid |
36 Hz |
Terminal capacities >Flexible with ferrules to DIN 46228 |
1 x (0.75 - 2.5) mm2 |
Terminations |
1 x (0.5 - 1.5) mm2 |
Terminal screw |
Tunnel terminal |
Tightening torque of terminal screw |
M3 |
Rated impulse withstand voltage [Uimp] |
0.5 Nm |
Rated insulation voltage [Ui
] |
4000 V AC |
Overvoltage category/pollution degree |
400 V |
Max. short-circuit protective device >Fuse [gG/gL] |
III/3 |
DC-13 >Rated operational current >24 V |
10 A |
DC-13 >Rated operational current >110 V |
2 A |
Rated frequency [f] |
0.25 A |
Operating ambient temperature min. |
50 Hz |
Operating ambient temperature max. |
25 °C |
Suitable as guard |
+70 °C |
Suitable as 2-point controller |
Yes |
Suitable as limiter |
Yes |
Max. operation pressure |
No |
Engaging pressure |
25000 hPa |
Initial setting |
0 - 21 bar |
Switch off pressure |
0 - 0 hPa |
End setting |
0 - 22 bar |
Pressure-switching differential |
0 - 0 hPa |
Max. test pressure |
0 bar |
Bursting pressure |
32 bar |
Medium temperature |
90 bar |
Connection |
25 - 80 °C |
Thread size |
Inner thread gas cylindrical (BSPP) |
Rated voltage Ue at AC 50 Hz |
1/4 inch |
Rated voltage Ue at AC 60 Hz |
0 - 230 V |
Rated voltage Ue at DC |
0 - 230 V |
Initial value measuring range pressure |
0 - 110 V |
End value measuring range pressure |
0 Pa |
Rated operation power at AC-3, 400 V |
0 Pa |
Switching capacity at AC-3, 240 V |
0 kW |
Rated operation current Ie at AC-1, 400 V |
0 kA |
Rated operation current Ie at AC-3, 400 V |
0 A |
Number of auxiliary contacts as normally open contact |
0 A |
Number of auxiliary contacts as normally closed contact |
0 |
Number of auxiliary contacts as change-over contact |
0 |
Type of electric connection |
1 |
Number of normally closed contacts as main contact |
Screw connection |
Number of main contacts as normally open contact |
0 |
Adjustable current range |
0 |
With hand operation |
0 - 0 A |
With manual on/off switch |
No |
Electronic version |
No |
With display |
No |
Explosion-proof |
No |
Degree of protection (IP) |
No |
Degree of protection (NEMA) |
IP65 |
Height |
Other |
Width |
100 mm |
Diameter |
60 mm |
Depth |
0 mm |