- Продукти
- PF2956
Flush pressure sensor
PF2956
PF-2,5-REB34-MFRKG/US/ /P
Flush pressure sensor
PF2956
PF-2,5-REB34-MFRKG/US/ /P
- Вимірювання рівня та контроль граничного рівня за допомогою аналогового / комутаційного виходу
- Програмований аналоговий та комунікаційний вихід
- Довготривала стабільність завдяки високому захисту від перевантажень та низькому відхиленню від лінійності
- Високий ступінь захисту для відповідності вимогам харчової та питної промисловості
- Монтаж врівень у контейнерах, резервуарах і трубах
phase-out article
Alternative articles: PM1506 + E30482 Product comparison: PF2956 / PM1506 When selecting an alternative article and accessories please note that technical data may differ!
Product characteristics
Number of inputs and outputs | Number of digital outputs: 2; Number of analogue outputs: 1 | ||||
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Measuring range |
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Process connection | threaded connection G 3/4 external thread |
Application
Special feature | Gold-plated contacts | |||
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Application | flush mountable for the food and beverage industry | |||
Installation | freely rotatable housing 350° | |||
Media | viscous media and liquids with suspended particles; liquids and gases | |||
Medium temperature [°C] | -25...80 | |||
Min. bursting pressure |
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Pressure rating |
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Type of pressure | relative pressure | |||
No dead space | yes |
Electrical data
Operating voltage [V] | 20...30 DC |
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Current consumption [mA] | < 60 |
Min. insulation resistance [MΩ] | 100; (500 V DC) |
Protection class | III |
Reverse polarity protection | yes |
Power-on delay time [s] | 0.2 |
Measuring principle | hydrostatic |
Integrated watchdog | yes |
Inputs / outputs
Number of inputs and outputs | Number of digital outputs: 2; Number of analogue outputs: 1 |
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Outputs
Total number of outputs | 2 |
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Output signal | switching signal; analogue signal; (configurable) |
Electrical design | PNP/NPN |
Number of digital outputs | 2 |
Output function | normally open / normally closed; (parameterisable) |
Max. voltage drop switching output DC [V] | 2 |
Permanent current rating of switching output DC [mA] | 250 |
Switching frequency DC [Hz] | < 170 |
Number of analogue outputs | 1 |
Analogue current output [mA] | 4...20; (scalable 1:4) |
Max. load [Ω] | (Ub - 10 V) / 20 mA |
Analogue voltage output [V] | 0...10; (scalable 1:4) |
Min. load resistance [Ω] | 2000 |
Short-circuit protection | yes |
Type of short-circuit protection | pulsed |
Overload protection | yes |
Measuring/setting range
Measuring range |
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Set point SP |
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Reset point rP |
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Analogue start point |
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Analogue end point |
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In steps of |
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Factory setting |
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Accuracy / deviations
Repeatability [X21] | < ± 0,1; (with temperature fluctuations < 10 K; Turn down 1:1) |
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Characteristics deviation [X21] | < ± 0,6; (Turn down 1:1 , linearity, incl. hysteresis and repeatability , limit value setting to DIN EN IEC 62828-1) |
Linearity deviation [X21] | < ± 0,5; (Turn down 1:1) |
Hysteresis deviation [X21] | < ± 0,1; (Turn down 1:1) |
Long-term stability [X21] | < ± 0,1; (Turn down 1:1; per year) |
Temperature coefficient zero point [X22] | < ± 0,1; (0...80 °C) |
Temperature coefficient span [X22] | < ± 0,2; (0...80 °C) |
Response times
Response time [ms] | < 3 |
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Damping process value dAP [s] | 0...4 |
Damping for the analogue output dAA in steps [s] | 0 - 0,1 - 0,5 - 2 |
Max. response time analogue output [ms] | 3 |
Software / programming
Parameter setting options | hysteresis / window; normally open / normally closed; switching logic; current/voltage output; Damping; adaptation of displayed values; display can be rotated and switched off; Display unit; zero point; span |
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Operating conditions
Ambient temperature [°C] | -25...80 |
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Storage temperature [°C] | -40...100 |
Protection | IP 67 |
Tests / approvals
EMC |
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Shock resistance |
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Vibration resistance |
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MTTF [ANN] | 170 |
Mechanical data
Weight [g] | 268.9 |
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Housing | cylindrical |
Dimensions [mm] | Ø 34 / L = 91.1 |
Materials | stainless steel (316L/1.4404); PBT; PC; PEI; EPDM/X; FKM |
Materials (wetted parts) | ceramics (99.9 % Al2O3); stainless steel (316L/1.4435); surface characteristics: Ra < 0,4 / Rz 4; FKM; PTFE |
Min. pressure cycles | 100 million |
Process connection | threaded connection G 3/4 external thread |
Displays / operating elements
Display |
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Display unit | bar; psi; kPa |
Remarks
Notes | phase-out article |
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Pack quantity | 1 pcs. |
Electrical connection
Connection | Connector: 1 x M12; coding: A; Contacts: gold-plated |
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