# Анемометр — A2G-20

> Анемометр с интегрированным измерением температуры, электрические выходные сигналы для скорости и температуры, а также опциональный переключающий выход для применения в системах вентиляции и кондиционирования воздуха.

- Код каталога: a2g_20
- Модель: A2G-20
- Категория: Измерение температуры › Temperature transmitters
- Страница товара: https://avigan.com.ua/wika/ru/products/a2g_20
- Цена: по запросу
- Поставщик: AVIGAN (ООО «ВИКА Прилад»), официальный партнёр WIKA в Украине

## Описание

Анемометр модели A2G-20 используется для измерения расхода газообразных сред в системах вентиляции и кондиционирования воздуха. Кроме того, ...

## Применение

- For measuring the air velocity and the temperature of air and other non-inflammable and non-aggressive gases in fresh and exhaust air ducts
- Designed for direct connection to control systems or the building automation system

## Особенности

- Electrical output signal DC 0 … 10 V or 4 … 20 mA, can be selected directly at the instrument via jumpers
- Output signal for velocity and air temperature in one instrument
- With switching output
- Mounting flange for mounting on circular ventilation pipes or rectangular ventilation ducts
- Maintenance-free

## Технические характеристики

| Параметр | Значение |
|---|---|
| model | A2G-20 |
| product family | A2G |
| short description | Air velocity meter with integrated temperature measurement, electrical output signals for velocity and temperature, and optional switching output for ventilation and air-conditioning applications. |
| subcategory | Air velocity meter with temperature measurement |
| certifications | 2.2 test report |
| ambient temp | 0 … 50 °C |
| ip rating | IP54 |
| weight kg | 0.22 |
| languages in datasheet | en |
| temperature ranges | 0 … 50 °C |
| sensor type | Pt1000, NTC10k |
| process connections | Mounting flange for circular and rectangular ducts |
| process temp | 0 … 50 °C |
| output signal | DC 0...10 V; 4...20 mA; DC 0…10 V; 4…20 mA; 4-20mA; DC 0-10 V |
| power supply | DC 24 V / AC 24 V ±10% |
| electrical connection | Screw terminals, Cable gland M16, max. 1.5 mm² |
| accuracy class | < 0.5 °C (v > 0.5 m/s) for temperature, < 0.2/0.5/1.0 m/s +5 % of reading for air velocity depending on range |

## Таблицы из даташита

### Air velocity meter, model A2G-20

| Version | ■ Version without LC display ■ Version with LC display ■ Version with LC display and switching output |
|---|---|
| Measuring element | Pt1000 (air velocity) and NTC10k (temperature) |
| Measuring range |  |
| Air velocity | 0 …2m/s [0 …7ft/s], 0 …10m/s [0 …33ft/s] or 0 …20m/s [0 …66ft/s] can be selected at the instrument via jumpers |
| Temperature | 0 …50°C[32 …122 °F] |
| Accuracy |  |
| Air velocity | Measuring range 0 …2m/s:< 0.2 m/s [0.3 ft/s] +5 %of reading Measuring range 0 …10m/s:< 0.5 m/s [1.6 ft/s] +5 %of reading Measuring range 0 …20m/s:< 1.0 m/s [3.3 ft/s] +5 %of reading |
| Temperature 1) | < 0.5 °C [0.9 °F] (v > 0.5 m/s) |
| Power supply U B | DC 24 V/AC 24V ±10% |
| Output signal |  |
| Air velocity | DC 0 …10V(linear to m/s): Load min. 1 kΩ 4 …20mA(linear to m/s): Load max.400Ω |
| Temperature | DC 0 …10V(linear to °C): Load min. 1 kΩ 4 …20mA(linear to °C): Load max.400Ω |
| Electrical connection | Screw terminals Cable gland M16 max.1.5mm 2 |
| Switching output | 3 screw terminals max.1.5mm 2 (NC, COM, NO) Relay (potential-free, change-over contact, max.AC 250 V, 6 A, DC 30 V, 6 A, adjustable switching threshold and hysteresis) |
| Case | Plastic (ABS) |
| LC display | 3 ½-digit display with backlighting Size: 46.7 x 12.7mm |
| Permissible temperatures |  |
| Medium | 0 …50°C, max. 95 %r.h. |
| Ambient | 0 …50°C, max. 95 %r.h. |
| Ingress protection per IEC/EN 60529 | IP54 |
| Weight | 220 g |
| Mounting | Duct installation by means of mounting flange |

## Документация

- [ds_sp6906_en_co_1dac27](https://avigan.com.ua/wika/docs/wika/ds_sp6906_en_co.pdf) — PDF, 1005 KB, en