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IFM PK6531
PK6531
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Warranty 1 year
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Description
Simple switch point setting by means of two setting rings allowing optimum reading
High long-term stability thanks to robust stainless steel measuring cell with high permissible pressure rating
Mechanical locking prevents inadvertent switch point manipulation
Lifespan of more than 50 million pressure cycles
For use in hydraulics, pneumatics, air-conditioning and refrigeration
Specification
Product characteristics
| Number of inputs and outputs | Number of digital outputs: 2 |
|---|---|
| Measuring range | 0...250 bar 0...25 MPa |
| 0...250 bar | 0...25 MPa |
| Process connection | threaded connection G 1/4 external thread internal thread:M5 |
Application
| Application | for industrial applications |
|---|---|
| Media | liquids and gases |
| Medium temperature[°C] [°C] | -25...80 |
| Min. burst pressure | 1000 bar 100 MPa |
| 1000 bar | 100 MPa |
| Pressure rating | 400 bar 40 MPa |
| 400 bar | 40 MPa |
| Type of pressure | relative pressure |
Electrical data
| Operating voltage[V] [V] | 9.6...32 DC |
|---|---|
| Current consumption[mA] [mA] | < 25 |
| Min. insulation resistance[MΩ] [MΩ] | 100; (500 V DC) |
| Protection class | III |
| Reverse polarity protection | yes |
Inputs / outputs
| Number of inputs and outputs | Number of digital outputs: 2 |
|---|
Outputs
| Total number of outputs | 2 |
|---|---|
| Output signal | switching signal |
| Electrical design | PNP |
| Number of digital outputs | 2 |
| Output function | complementary |
| Max. voltage drop switching output DC[V] [V] | 2 |
| Permanent current rating of switching output DC[mA] [mA] | 500 |
| Switching frequency DC[Hz] [Hz] | 100 |
| Short-circuit protection | yes |
| Type of short-circuit protection | pulsed |
| Overload protection | yes |
Measuring/setting range
| Measuring range | 0...250 bar 0...25 MPa |
|---|---|
| 0...250 bar | 0...25 MPa |
| Set point SP | 12.5...250 bar 1.25...25 MPa |
| 12.5...250 bar | 1.25...25 MPa |
| Reset point rP | 7.5...245 bar 0.75...24.5 MPa |
| 7.5...245 bar | 0.75...24.5 MPa |
Accuracy / deviations
| Switch point accuracy[% of the final value] [% of the final value] | < ± 2,5; (Setting accuracy) |
|---|---|
| Repeatability[% of the final value] [% of the final value] | < ± 0,5; (with temperature fluctuations < 10 K) |
| Characteristics deviation[% of the final value] [% of the final value] | < ± 1,5 (BFSL) / < ± 2,5 (LS); (BFSL = Best Fit Straight Line; LS = limit value setting) |
| Temperature drift per 10 K | < ± 0.5 |
Software / programming
| Adjustment of the switch point | setting rings |
|---|
Operating conditions
| Ambient temperature[°C] [°C] | -25...80 |
|---|---|
| Storage temperature[°C] [°C] | -40...100 |
| Protection | IP 67 |
Tests / approvals
| EMC | DIN EN 61000-6-2 DIN EN 61000-6-3 |
|---|---|
| Shock resistance | DIN IEC 68-2-27 50 g (11 ms) |
| DIN IEC 68-2-27 | 50 g (11 ms) |
| Vibration resistance | DIN IEC 68-2-6 20 g (10...2000 Hz) |
| DIN IEC 68-2-6 | 20 g (10...2000 Hz) |
| MTTF[years] [years] | 500 |
| Pressure Equipment Directive | Sound engineering practice; can be used for group 2 fluids; group 1 fluids on request |
Mechanical data
| Weight[g] [g] | 94.5 |
|---|---|
| Housing | cylindrical |
| Dimensions[mm] [mm] | Ø 27 / L = 71.6 |
| Materials | PBT; PC; FKM; stainless steel (316L/1.4404) |
| Materials (wetted parts) | stainless steel (316L/1.4404); FKM |
| Min. pressure cycles | 50 million |
| Tightening torque[Nm] [Nm] | 25 |
| Process connection | threaded connection G 1/4 external thread internal thread:M5 |
| Restrictor element integrated | no (can be retrofitted) |
Displays / operating elements
| Display | operation LED, green switching status LED, yellow |
|---|---|
| operation | LED, green |
| switching status | LED, yellow |
| With scale | yes |
Remarks
| Pack quantity | 1 pcs. |
|---|
Electrical connection
| Connector | 1 x M12; coding: A |
|---|
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