![](/images/new-backgrounds/1114561/1145617x1.webp)
ELECTRONIC PRESSURE SWITCH FOR HYDRAULIC APPLICATIONS
ELECTRICAL PARAMETERS
Electrical connection | DIN 43650 | Table A without analog output |
| DIN 43651 | (7 pin), with analog output |
Power supply (polarity safe) | 18 to 32V DC | |
Permissible residual ripple | 10% (within 18 to 32V) | |
Current consumption | <50 mA (plus load current) |
DIN 43650 without analog output
DIN 43651 with analog output
|
| 1 | +24V |
| Micro- | 3 Uout Imax = 1A | |
p | E2PROM |
| |
Controller |
| ||
= | (SP,RP) |
| |
|
| ||
|
|
| Load |
|
| 2 | 0V |
| I |
| PE |
|
|
| |
| SP RP |
|
|
Micro- |
Controller |
SP RP
| E2PROM |
| (SP,RP) |
p | U |
= | I |
U
I
1 +24V
3Uout Imax = 1A
| Load |
2 | 0V |
4 | 4 – 20mA |
50 – 10V
PE
SWITCHING OUTPUT
Switching mode | Open collector PNP switched to supply | (5.5) |
| (5.5) | |
| |||||
.22 |
| .22 | |||
| (suited for inductive load) |
| |||
Output voltage |
|
|
|
| |
Supply voltage minus 1.5V (approx) |
|
|
|
| |
Analog output | O to l0V and 4 to 20mA |
|
|
|
|
|
|
|
| ||
Contact rating | Imax = 1A |
|
|
|
|
Switching time | < 5ms |
|
|
|
|
Service life | 100 million switching cycles |
|
|
|
|
Switching logic | Signal “on” with rising pressure, if SP* > RP** |
| |||
| Signal “on” with falling pressure, if SP < RP |
|
|
|
|
* SP = Switching point **RP = Reset point
Ø.12 (3) | .47 | (12) | .59(15) | .35 | (9) | .45(11.5) | (20).79 |
|
|
| M5 |
|
|
| |
| A |
|
|
|
|
|
|
.94 | A |
|
|
|
|
|
|
(24) |
|
|
| View on 'A' |
|
|
|
| 1/4 – 18 NPT |
|
|
| |||
| (40) |
| Mounting Plates (Included) | ||||
1.73 (44) |
| 1/4" NPT Pressure Port |
| ||||
| 1.57 |
| 304 Stainless Steel |
|
|
| |
1.57 (40) |
|
|
| All dimensions in inches (mm) | |||
|
|
|
|
|
|
|
PART NUMBER IDENTIFICATION
PART NUMBER | PRESSURE RANGE | ELECTRICAL | PROOF/BURST | ANALOG OUTPUT | |
| PSI | CONNECTION | PRESSURE – PSI | ||
|
|
|
|
|
|
PSW32B | 0 – 580 | (0 – 40) | DIN 43650 | 1450/2175 (100/150) | No |
0 – 580 | (0 – 40) | DIN 43651 | 1450/2175 (100/150) | Yes | |
PSW32C | 0 – 1450 | (0 – 100) | DIN 43650 | 2900/4350 (200/300) | No |
0 – 1450 | (0 – 100) | DIN 43651 | 2900/4350 (200/300) | Yes | |
PSW32D | 0 – 2320 | (0 – 160) | DIN 43650 | 4350/5800 (300/400) | No |
| 0 – 2320 | (0 – 160) | DIN 43651 | 4350/5800 (300/400) | Yes |
|
|
|
|
|
|
Numbers in parentheses indicate measurement in bar.
Notes: Mounting plates included.
For hydraulic applications with pressure spikes or surges install a pressure snubber.
All pressure switches are shipped with mounting screws,