IFM PP7551
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Quick facts
| Availability | Confirmed on request |
| Category | Two switching outputs |
| Warranty | 12-month (new) · 3-month (used/refurbished) |
Shipping & availability
When can PP7551 be shipped?
PP7551 is sourced on request — request a quote and we'll confirm the exact availability and shipping timeline for this specific unit.
Can I pick up PP7551 in person?
Local pickup from our Groningen, Netherlands warehouse may be possible — contact us before ordering to check availability and arrange a collection time.
Is express delivery available?
Yes — mention it when you request a quote for PP7551 and we'll include express shipping options in our reply.
My factory is down and I need this urgently — can you help?
For a critical breakdown, contact us directly at +31 (0)50-7110348 or sales@partnerplc.com — we can look into same-day courier or dedicated taxi/hotshot delivery for PP7551, subject to availability and destination.
Robust design for use in harsh industrial environments Two switching outputs, one of which can be configured as diagnostic output High shock and vibration resistance Lifespan of more than 100 million pressure cycles User-friendly communication and parameterisation via IO-Link
Specifications
Product characteristics
| Number of inputs and outputs | Number of digital outputs: 2 |
| Measuring range | 0...250 bar; 0...3625 psi; 0...25 MPa |
| 0...250 bar | 0...3625 psi |
| Process connection | threaded connection G 1/4 external thread internal thread:M5 |
Application
| Application | for industrial applications |
| Media | liquids and gases |
| Conditionally suitable for | use in gases at pressures > 25 bar only on request |
| Medium temperature[°C] [°C] | -25...90 |
| Min. burst pressure | 850 bar; 12300 psi; 85 MPa |
| 850 bar | 12300 psi |
| Pressure rating | 400 bar; 5800 psi; 40 MPa |
| 400 bar | 5800 psi |
| Type of pressure | relative pressure |
Electrical data
| Operating voltage[V] [V] | 9.6...36 DC; (communication mode: 18...32) |
| Current consumption[mA] [mA] | < 45 |
| Min. insulation resistance[MΩ] [MΩ] | 100; (500 V DC) |
| Protection class | III |
| Reverse polarity protection | yes |
| Power-on delay time[s] [s] | 0.3 |
Inputs / outputs
| Number of inputs and outputs | Number of digital outputs: 2 |
Outputs
| Total number of outputs | 2 |
| Output signal | switching signal; IO-Link; (configurable) |
| Electrical design | PNP |
| Number of digital outputs | 2 |
| Output function | normally open / normally closed; (parameterisable) |
| Max. voltage drop switching output DC[V] [V] | 2 |
| Permanent current rating of switching output DC[mA] [mA] | 250 |
| Switching frequency DC[Hz] [Hz] | 170 |
| Short-circuit protection | yes |
| Type of short-circuit protection | pulsed |
| Overload protection | yes |
Measuring/setting range
| Measuring range | 0...250 bar; 0...3625 psi; 0...25 MPa |
| 0...250 bar | 0...3625 psi |
| Set point SP | 2...250 bar; 40...3620 psi; 0.2...25 MPa |
| 2...250 bar | 40...3620 psi |
| Reset point rP | 1...249 bar; 20...3600 psi; 0.1...24.9 MPa |
| 1...249 bar | 20...3600 psi |
| In steps of | 1 bar; 20 psi; 0.1 MPa |
| 1 bar | 20 psi |
| Factory setting | SP1 = 63 bar; rP1 = 58 bar; SP2 = 188 bar; rP2 = 183 bar; OUT1 = Hno; OUT2 = Hno |
Accuracy / deviations
| Switch point accuracy[% of the span] [% of the span] | < ± 0,5 |
| Repeatability[% of the span] [% of the span] | < ± 0,1; (with temperature fluctuations < 10 K) |
| Characteristics deviation[% of the span] [% of the span] | < ± 0,25 (BFSL) / < ± 0,5 (LS); (BFSL = Best Fit Straight Line; LS = limit value setting) |
| Zero-point stabilisation[% of the span] [% of the span] | IO-Link; 1,0; (see operating instructions zero-point behaviour) |
| switching output, display | 1,0 |
| IO-Link | 1,0; (see operating instructions zero-point behaviour) |
| Hysteresis deviation[% of the span] [% of the span] | < ± 0,1 |
| Long-term stability[% of the span] [% of the span] | < ± 0,1; (per year) |
| Temperature coefficient zero point[% of the span / 10 K] [% of the span / 10 K] | < ± 0,2; (0...80 °C) |
| Temperature coefficient span[% of the span / 10 K] [% of the span / 10 K] | < ± 0,2; (0...80 °C) |
Response times
| Response time[ms] [ms] | < 3 |
| Damping process value dAP in steps[s] [s] | 0,003 - 0,006 - 0,010 - 0,017 - 0,060 - 0,125 - 0,250 - 0,500 |
Interfaces
| Communication interface | IO-Link |
| Transmission type | COM2 (38,4 kBaud) |
| IO-Link revision | 1.0 |
| SIO mode | yes |
| Required master port type | A |
| Process data analogue | 1 |
| Process data binary | 2 |
| Min. process cycle time[ms] [ms] | 2.3 |
| Supported DeviceIDs | default; 3 |
| default | 3 |
Operating conditions
| Ambient temperature[°C] [°C] | -25...85 |
| Storage temperature[°C] [°C] | -40...100 |
| Protection | IP 68; (7 days / 1 m water depth / 0.1 bar) |
Tests / approvals
| EMC | immunity; EN 61000-6-2; EN 61000-4-2 ESD; 4 kV contact discharge / 15 kV air discharge; EN 61000-4-3 HF radiated; 20 V/m; EN 61000-4-4 Burst; 4 kV coupling clamp; EN 61000-4-5 Surge; 0,5 kV supply / 1 kV signal for DC units; EN 61000-4-6 HF conducted; 10 V; immunity; according to the automotive directive 1995/54/EC / 04/104EG / 05/83/EG; absorber chamber test to ISO 11452-2:; 80 V/m |
| immunity | according to the automotive directive 1995/54/EC / 04/104EG / 05/83/EG |
| EN 61000-4-2 ESD | 4 kV contact discharge / 15 kV air discharge |
| EN 61000-4-3 HF radiated | 20 V/m |
| EN 61000-4-4 Burst | 4 kV coupling clamp |
| EN 61000-4-5 Surge | 0,5 kV supply / 1 kV signal for DC units |
| EN 61000-4-6 HF conducted | 10 V |
| absorber chamber test to ISO 11452-2: | 80 V/m |
| Shock resistance | DIN IEC 60068-2-27 / DIN IEC 60068-2-29; 1000 g; DIN EN 61373; category 3 |
| DIN IEC 60068-2-27 / DIN IEC 60068-2-29 | 1000 g |
| DIN EN 61373 | category 2 |
| Vibration resistance | DIN IEC 68-2-6; 20 g (10...2000 Hz); DIN EN 60068-2-64; 14 g; DIN EN 61373; category 2 |
| DIN IEC 68-2-6 | 20 g (10...2000 Hz) |
| DIN EN 60068-2-64 | 14 g |
| MTTF[years] [years] | 308 |
| UL approval | UL approval no.; J010 |
| UL approval no. | J010 |
| Pressure Equipment Directive | Sound engineering practice; can be used for group 2 fluids; group 1 fluids on request |
| Railway applications | DIN EN 50155; Klasse T3, C1, S1 |
| DIN EN 50155 | Klasse T3, C1, S1 |
Mechanical data
| Weight[g] [g] | 227.5 |
| Housing | cylindrical |
| Dimensions[mm] [mm] | Ø 30 / L = 79.5 |
| Materials | stainless steel (304/1.4301); FKM; EPDM/X; PA |
| Materials (wetted parts) | stainless steel (303/1.4305); ceramics; FKM |
| Min. pressure cycles | 100 million |
| Process connection | threaded connection G 1/4 external thread internal thread:M5 |
| Restrictor element integrated | no (can be retrofitted) |
Displays / operating elements
| Display | operation; 2 x LED, green; switching status; 2 x LED, yellow |
| operation | 2 x LED, green |
| switching status | 2 x LED, yellow |
| Teach function | yes |
Remarks
| Pack quantity | 1 pcs. |
Electrical connection
| Connector | 1 x M12; coding: A |



