Bürkert
直動式2/2方スタンダード比例バルブ
Type 2871 / Ident No. 255449
- Commodity Codes
- 84818079
- 国名
- DE
Technical attributes
名前 |
Value |
Unit |
|---|---|---|
| Type | 2871 | |
| Valve function | A - normally closed - inlet port 1 (P/NC) | |
| Fluidic port connection number | 2 | |
| Valve function number of switching positions | 2 | |
| Actuator type | Plunger valve | |
| Operation | direct-acting | |
| Main valve operating principle | Globe valve | |
| Switch function | constant | |
| Main valve orifice 1 (P) (mm) | 1 | mm |
| Main valve orifice 1 (inch) | 1/32 inch | |
| Sealing toward outside material | FKM (Fluor rubber) | |
| Seat seal material category | Elastomer | |
| Seat seal material | FKM (Fluor rubber) | |
| Main valve wetted material | Stainless steel | |
| Core guide | Form spring | |
| Core guide 2 | Bush | |
| Vacuum version | No | |
| Analysis version | No | |
| Oxygen version | Yes | |
| Steam version | No | |
| Media separation | No | |
| Flow | Below seat | |
| Port connection 1 type | Inner thread | |
| Port connection 1 thread type | G | |
| Port connection 1 thread marking | 1/8 | |
| Port connection 2 type | Inner thread | |
| Port connection 2 thread type | G | |
| Port connection 2 thread marking | 1/8 | |
| Voltage / rated voltage | 24 | V |
| Voltage / rated voltage | 24 | V |
| AC voltage | No | |
| DC voltage | Yes | |
| Voltage tolerance positive | 10 | % |
| Voltage tolerance negative | 10 | % |
| Coil type | block bolted | |
| Coil insulation material (encasement) | Epoxy | |
| Coil size | 20 | mm |
| Coil resistance | 82 | Ohm |
| Protection type (IP max. with suitable connector) | IP65 | |
| Thermal insulation class of the actuator | H | |
| Rated power consumption | 5 | W |
| Electrical connection sort | Plug pattern form B according to industrial standard | |
| Electrical connection number of contacts | 2 + Grounding conductor | |
| Electrical connection type | male | |
| Cable plug in delivery | not included | |
| Electrical connection position | in direction of flow left | |
| Kv value (water) | 0,027 | m3/h |
| QNn value (gas) | 29 | l/min |
| PWM frequency min. | 800 | Hz |
| PWM frequency max. | 1.000 | Hz |
| Operating range | 1:100 | |
| Nominal operation/Duty cycle | 100 | % |
| Nominal pressure min | -1 | bar |
| Nominal pressure max | 10 | bar |
| Differential pressure max | 10 | bar |
| Temperature medium min | -10 | °C |
| Temperature medium max | 60 | °C |
| Temperature environment min | -10 | °C |
| Temperature environment max | 55 | °C |
| Mounting position | any | |
| Medium-contacting part core material | Stainless steel | |
| Medium-contacting part stopper material | Stainless steel | |
| Medium-contacting part core guide tube material | Stainless steel | |
| Medium-contacting part core guide element 1 material | Stainless steel | |
| Medium-contacting part core guide element 2 material | PEEK (Polyetheretherketone) | |
| Medium-contacting part spacer sleeve material | Stainless steel | |
| Parts free of oil and grease | Yes (according to DIS 1000020797) | |
| Weight | 0,150000 | kg |
| Approval type | ||
| Certification type |
Can be combined with
Applications & Tools
Downloads
Data Sheets
説明 |
Filesize |
Language / Country |
|
|---|---|---|---|
|
Type 2871 data sheet | electromagnetic operated proportional valve | 817.4 kB | EN / EU |
|
|
Typ 2871 Datenblatt | elektromagnetisch betätigtes Proportionalventil | 823.7 kB | DE / DE |
|
|
Type 2871 fiche technique | Électrovanne proportionnelle à plongeur, largeur 20 mm | 790.2 kB | FR / FR |
User Manuals
説明 |
Filesize |
Language / Country |
|
|---|---|---|---|
|
|
Operating Instructions Type 2861 286X 287X | Proportional valves with control electronics | 387.6 kB | EN,FR,DE / EU |
|
|
Supplement Type 8605 2836 2861 2863 2865 2871 2873 2875 6024 6223 | PWM frequencies | 79.1 kB | EN,FR,DE / EU |
EU Declaration of Conformity
説明 |
Filesize |
Language / Country |
|
|---|---|---|---|
|
|
EU-DoC|EU Declaration | 889.8 kB | EN,FR,DE |
Interactive Animation
説明 |
Filesize |
Language / Country |
|
|---|---|---|---|
|
|
3D-Animation - 2871 | 1.2 MB | DE |
|
|
3D-Animation - 2871 | 1.2 MB | EN |