# Компактный дифференциальный реле давления — DC, DCC

> Компактный дифференциальный реле давления для применений, критичных к безопасности, с высокой статической и односторонней стойкостью к давлению, доступен в вариантах Ex ia и SIL 2.

- Код каталога: dc_dcc
- Модель: DC, DCC
- Категория: Измерение давления › Pressure switches
- Страница товара: https://avigan.com.ua/wika/ru/products/dc_dcc
- Цена: по запросу
- Поставщик: AVIGAN (ООО «ВИКА Прилад»), официальный партнёр WIKA в Украине

## Описание

Благодаря использованию диафрагменной измерительной системы модель реле перепада давления DC отличается высокой надёжностью и обеспечивает оптимальные рабочие характеристики.

## Применение

- Differential pressure monitoring and control of processes
- Safety-critical applications in general process instrumentation, especially in the chemical and petrochemical industries, oil and gas industries, power generation incl. nuclear power plants, water/wastewater industries, mining
- For gaseous, liquid and aggressive media, also in aggressive ambience
- Filter and level monitoring

## Особенности

- No power supply needed for switching of electrical loads
- Robust switch enclosure from aluminium alloy or stainless steel 316L, IP66, NEMA 4X
- Setting ranges from 0 ... 160 mbar to 0 ... 40 bar with high static and high one-sided pressure up to 250 bar
- Intrinsic safety Ex ia available
- 1 set point, SPDT or DPDT, high switching power up to AC 250 V, 15 A

## Технические характеристики

| Параметр | Значение |
|---|---|
| model | DC, DCC |
| product family | DC, DCC |
| short description | Compact differential pressure switch for safety-critical applications with high static and one-sided pressure resistance, available with Ex ia and SIL 2 options. |
| subcategory | Differential pressure switch |
| certifications | RoHS; NACE; CE; ATEX; IECEx; EAC; Ex-Ukraine; CCC; KOSHA |
| explosion protection | Ex ia I Ma; Ex ia IIC T6/T4 Ga; Ex ia IIIC T85/T135 Da |
| safety integrity level | SIL 2 per IEC 61508 |
| ambient temp | -30 … 85 °C |
| ip rating | IP66 |
| weight kg | 5.4 |
| languages in datasheet | en; de |
| pressure ranges | 0 … 40 bar; -1.25 … 1.25 bar; -2 … 2 bar; -3 … 3 bar; -5 … 5 bar; -8 … 8 bar; -12.5 … 12.5 bar; 0 … 160 mbar; 0 … 0.16 bar; 0 … 0.25 bar; 0 … 0.4 bar; 0 … 0.6 bar; 0 … 1 bar; 0 … 1.6 bar; 0 … 2.5 bar; 0 … 4 bar; 0 … 6 bar; 0 … 10 bar; 0 … 16 bar; 0 … 25 bar; -0.04 … 0.12 bar; -0.06 … 0.19 bar; -0.2 … 0.2 bar; -0.3 … 0.3 bar; -0.5 … 0.5 bar; 0 … 250 mbar; 0 … 400 mbar; 0 … 600 mbar; -40 … 120 mbar; -60 … 190 mbar; -200 … 200 mbar; -300 … 300 mbar; -500 … 500 mbar |
| accuracy standard | IEC 61298-2:2008 |
| process connections | ¼ NPT female; G ¼ A male; G ¼ female; M20 x 1.5 male; ½ NPT male; G ½ A male; ½ NPT female; ½ NPT; G ½ A |
| case material | Aluminium alloy; Stainless steel 316L |
| wetted parts material | AISI 316; AISI 316L; AISI 304; Inconel 718; Monel 400; Monel®400; Inconel®718; Aluminium alloy (EN AW-5082) |
| sealing material | NBR |
| process temp | -30 … 85 °C |
| electrical connection | ½ NPT female |
| switching function | SPDT or DPDT |
| switching contacts | 1 |

## Таблицы из даташита

| 1 | 2 | 3 | 4 | 5 |
|---|---|---|---|---|
| Contact version | Electrical rating (resistive load) | Suitable for option |  |  |
|  |  | AC | DC | Ex ia |
| A | 1 x SPDT, silver | 250 V, 15 A | 24 V, 2 A, 125 V, 0.5 A, 220 V, 0.25 A | No |
| B | 1 x SPDT, silver, hermetically sealed, argon gas filling 2) | 250 V, 15 A | 24 V, 2 A, 220 V, 0.5 A | Yes |
| C | 1 x SPDT, gold-plated, hermetically sealed, argon gas filling 2) | 125 V, 1 A | 24 V, 0.5 A | Yes |
| G | 1 x DPDT, silver | 250 V, 1 A | 24 V, 0.5 A | No |

### Maximum values

| Voltage U i | DC 30V |
|---|---|
| Current l i | 100mA |
| Power P i | 0.75W |
| Internal capacitance C i | 0 μF |
| Internal inductance L i | 0mH |

| 1 | 2 | 3 | 4 | 5 | 6 | 7 |
|---|---|---|---|---|---|---|
| Setting range | Stainless steel version | NACE version (option) 1) | Monel version (option) |  |  |  |
| Diaphragm | Process con- nection | Diaphragm | Process con- nection | Diaphragm | Process connection |  |
| 0 ... 160 mbar | AISI 316 | AISI 316L | Monel ® 400 | AISI 316L | Monel ® 400 |  |
| 0 ... 250 mbar |  |  |  |  |  |  |
| 0 ... 400 mbar |  |  |  |  |  |  |
| 0 ... 600 mbar |  |  |  |  |  |  |
| 0 ... 1 bar |  |  |  |  |  |  |
| 0 ... 2.5 bar |  |  |  |  |  |  |
| 0 ... 4 bar | AISI 304 |  |  |  |  |  |
| 0 ... 6 bar |  |  |  |  |  |  |
| 0 ... 10 bar |  |  |  |  |  |  |
| 0 ... 16 bar | Inconel ® 718 |  | Inconel ® 718 |  | - |  |
| 0 ... 25 bar |  |  |  |  |  |  |
| 0 ... 40 bar |  |  |  |  |  |  |

| Setting range | Diaphragm | Process con- nection |
|---|---|---|
| 0 ... 160 mbar | Inconel ® 718 | Aluminium alloy (EN AW-5082 per EN 573-3) |
| 0 ... 250 mbar |  |  |
| 0 ... 400 mbar |  |  |
| 0 ... 600 mbar |  |  |
| 0 ... 1 bar |  |  |
| 0 ... 1.6 bar |  |  |
| 0 ... 2.5 bar |  |  |
| 0 ... 4 bar |  |  |
| 0 ... 6 bar |  |  |

| 1 | 2 | 3 | 4 | 5 |
|---|---|---|---|---|
| Δp-cell | Setting range | Fixed dead band for contact version | Static / One-sided pressure |  |
|  | in bar | 1 contact A, B, C in mbar | 1 contact G in mbar | in bar |
| L | 0 ... 0.16 | ≤ 6 | ≤ 12 | ≤ 40, ≤ 100 or ≤ 160 |
|  | 0 ...0.25 | ≤ 8 | ≤ 20 |  |
| H | 0 ... 0.4 | ≤ 20 | ≤ 40 |  |
|  | 0 ... 0.6 | ≤ 25 | ≤ 50 |  |
|  | 0 ... 1 | ≤ 40 | ≤ 80 |  |
|  | 0 ... 2.5 | ≤ 70 | ≤ 170 | ≤ 40, ≤ 100, ≤ 160 or ≤ 250 |
|  | 0 ... 4 | ≤ 120 | ≤ 200 |  |
|  | 0 ... 6 | ≤ 180 | ≤ 250 |  |
|  | 0 ... 10 | ≤ 300 | ≤ 400 |  |
|  | 0 ... 16 | ≤ 480 | ≤ 600 |  |
|  | 0 ... 25 | ≤ 700 | ≤ 1,000 |  |
| V | 0 ... 40 | ≤ 1,200 | ≤ 1,800 | ≤ 40, ≤ 100 or ≤ 160 |

| 1 | 2 | 3 | 4 | 5 |
|---|---|---|---|---|
| Δp-cell | Setting range | Fixed dead band for contact version | Static / One-sided pressure |  |
|  | in bar | 1 contact A, B, C in mbar | 1 contact G in mbar | in bar |
| L | 0 ... 0.25 | ≤ 5 | ≤ 10 | ≤ 25 |
| H | 0 ... 1 | ≤ 30 | ≤ 50 |  |
|  | 0 ... 1.6 | ≤ 50 | ≤ 110 |  |
|  | 0 ... 2.5 | ≤ 80 | ≤ 170 |  |
|  | 0 ... 4 | ≤ 120 | ≤ 200 |  |
|  | 0 ... 6 | ≤ 120 | ≤ 200 |  |

| Logo | Description | Country |
|---|---|---|
|  | EU declaration of conformity ■ Pressure equipment directive ■ Low voltage directive ■ RoHS directive ■ ATEX directive 1) (option) IM1 II1GD | European Community |
|  | IECEx 1) (option) Ex ia I Ma Ex ia IIC T6/T4 2) Ga Ex ia IIIC T85/T135 2) Da | IECEx member states |
|  | EAC (option) Hazardous areas | Eurasian Economic Community |
|  | Ex-Ukraine (option) Hazardous areas | Ukraine |
|  | CCC (option) Hazardous areas | China |
|  | KOSHA (option) Hazardous areas | South Korea |

## Документация

- [ds_pv3540_en_co_a093a3](https://avigan.com.ua/wika/docs/wika/ds_pv3540_en_co.pdf) — PDF, 662 KB, en