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IFM PN7834
PN7834
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Description
Two switching outputs, one of which can be configured as diagnostic output
For use in pneumatic applications
Clearly visible 4-digit LED display
Differential pressure measurement without the need to connect a second pressure pick-up
Country-specific pressure units selectable
Specification
Product characteristics
| Number of inputs and outputs | Number of digital outputs: 2 |
|---|---|
| Measuring range | -1...10 bar -14.5...145 psi -0.1...1 MPa |
| -1...10 bar | -14.5...145 psi |
| Process connection | threaded connection G 1/8 internal thread |
Application
| Special feature | Gold-plated contacts |
|---|---|
| Application | for industrial applications |
| Media | compressed air |
| Conditionally suitable for | other media on request |
| Medium temperature[°C] [°C] | 0...60 |
| Min. burst pressure | 30 bar 435 psi 3 MPa |
| 30 bar | 435 psi |
| Pressure rating | 20 bar 290 psi 2 MPa |
| 20 bar | 290 psi |
| Type of pressure | relative pressure; vacuum; differential pressure |
Electrical data
| Operating voltage[V] [V] | 18...36 DC; (to SELV/PELV) |
|---|---|
| Current consumption[mA] [mA] | < 50 |
| Min. insulation resistance[MΩ] [MΩ] | 100; (500 V DC) |
| Protection class | III |
| Reverse polarity protection | yes |
| Overvoltage protection | yes; (< 40 V) |
| Power-on delay time[s] [s] | 0.3 |
| Integrated watchdog | 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/NPN |
| 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 |
Measuring/setting range
| Measuring range | -1...10 bar -14.5...145 psi -0.1...1 MPa |
|---|---|
| -1...10 bar | -14.5...145 psi |
| Set point SP | -0.9...10 bar -13...145 psi -0.09...1 MPa |
| -0.9...10 bar | -13...145 psi |
| Reset point rP | -0.95...9.95 bar -14...144 psi -0.095...0.995 MPa |
| -0.95...9.95 bar | -14...144 psi |
| In steps of | 0.05 bar 1 psi 0.005 MPa |
| 0.05 bar | 1 psi |
| Factory setting | SP1 = 2.50 bar rP1 = 2.30 bar SP2 = 7.50 bar rP2 = 7.30 bar |
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) |
| Hysteresis deviation[% of the span] [% of the span] | < ± 0,25 |
| Long-term stability[% of the span] [% of the span] | < ± 0,05; (per 6 months) |
| Temperature coefficient zero point[% of the span / 10 K] [% of the span / 10 K] | 0,2; (0...60 °C) |
| Temperature coefficient span[% of the span / 10 K] [% of the span / 10 K] | 0,2; (0...60 °C) |
Response times
| Delay time programmable dS, dr[s] [s] | 0; 0,2...50 |
|---|
Software / programming
| Parameter setting options | hysteresis / window; normally open / normally closed; diagnostic function; switching logic; switch-on/switch-off delay; Damping; Display unit |
|---|
Operating conditions
| Ambient temperature[°C] [°C] | -25...85 |
|---|---|
| Storage temperature[°C] [°C] | -25...85 |
| Protection | IP 67 |
Tests / approvals
| EMC | EN 61000-4-2 ESD 4 kV CD / 8 kV AD EN 61000-4-3 HF radiated 10 V/m EN 61000-4-4 Burst 2 kV EN 61000-4-5 Surge 0,5/1 kV EN 61000-4-6 HF conducted 10 V |
|---|---|
| EN 61000-4-2 ESD | 4 kV CD / 8 kV AD |
| EN 61000-4-3 HF radiated | 10 V/m |
| EN 61000-4-4 Burst | 2 kV |
| EN 61000-4-5 Surge | 0,5/1 kV |
| EN 61000-4-6 HF conducted | 10 V |
| 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] | 284 |
| Pressure Equipment Directive | Sound engineering practice; can be used for group 2 fluids; group 1 fluids on request |
Mechanical data
| Weight[g] [g] | 173.5 |
|---|---|
| Housing | cylindrical |
| Dimensions[mm] [mm] | Ø 34 / L = 86.6 |
| Materials | stainless steel (304/1.4301); PPS; PC; PBT; PEI; FKM |
| Materials (wetted parts) | stainless steel (304CU/1.4567); brass; FKM; PPS; silicon (coated) |
| Min. pressure cycles | 50 million |
| Process connection | threaded connection G 1/8 internal thread |
Displays / operating elements
| Display | Display unit 3 x LED, green switching status 2 x LED, yellow function display alphanumeric display, 4-digit |
|---|---|
| Display unit | 3 x LED, green |
| switching status | 2 x LED, yellow |
| function display | alphanumeric display, 4-digit |
Accessories
| Accessories (optional) | mounting set for DIN rail: TH 35-7,5 / EN60715, E37340 Adapter: R1/8 - R1/8, E37350 Thread extension: 1/8", E30075 push-in air fitting for tube: Ø 6 mm, E30076 push-in air fitting for tube: Ø 8 mm, E30077 |
|---|
Remarks
| Pack quantity | 1 pcs. |
|---|
Electrical connection
| Connector | 1 x M12; coding: A; Contacts: gold-plated |
|---|
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