# חיישן לתעלת אוורור — A2G-70

> ללחות יחסית וטמפרטורה

- קוד קטלוגי: a2g_70
- דגם: A2G-70
- קטגוריה: מדידת טמפרטורה › Temperature transmitters
- עמוד המוצר: https://avigan.com.ua/wika/he/products/a2g_70
- מחיר: לפי בקשה
- ספק: AVIGAN (TOV VIKA Prylad), שותף רשמי של WIKA באוקראינה

## תיאור

חיישן תעלת אוורור מדגם A2G-70 הוא חיישן לחות יחסית עם מדידת טמפרטורה משולבת, מתאים להרכבה ישירה על עגול ...

## יישומים

- For measuring the relative humidity and temperature of gaseous media in ventilation ducts

## תכונות מיוחדות

- Electrical output signal DC 0 ... 10 V or 4 … 20 mA
- Modbus ® output signal
- Simple mounting
- Compact and robust design
- Maintenance-free

## מפרט טכני

| פרמטר | ערך |
|---|---|
| model | A2G-70 |
| product family | A2G |
| short description | Ventilation duct sensor for relative humidity and temperature with analog or Modbus output, suitable for HVAC applications. |
| subcategory | Ventilation duct sensor |
| certifications | CE; RoHS; EAC; KazInMetr; MTSCHS; Uzstandard; WEEE |
| ambient temp | -20 … 70 °C |
| ip rating | IP54 |
| weight kg | 0.15 |
| languages in datasheet | en |
| temperature ranges | 0 … 50 °C |
| sensor type | capacitive |
| probe material | Polycarbonate; ABS; Plastic (ABS); LLPDP |
| has thermowell | false |
| process connections | Adjustable mounting flange; adjustable mounting flange |
| process temp | 0 … 50 °C |
| output signal | Modbus®; 4...20 mA; DC 0 ... 10 V; 4 ... 20 mA; 0...10 V; Modbus RTU; DC 0...10 V |
| power supply | AC 24 V or DC 24 V ±10 % |
| electrical connection | Screw terminals max. 1.5 mm², Cable gland M16 |
| accuracy class | < 0.5 °C |

## טבלאות מגיליון הנתונים

### Ventilation duct sensor, model A2G-70

| Version | ■ Version without LC display ■ Version with LC display |
|---|---|
| Measuring range |  |
| Temperature | 0 …50°C[ 32 …122 °F] |
| Relative humidity | 0…100% |
| Accuracy |  |
| Temperature | < 0.5 °C [0.9 °F] |
| Relative humidity | ±3 %(with measuring range 0 ... 90 %) |
| Power supply U B | AC 24V or DC 24V ±10% |
| Power consumption | Max.110mA |
| Electrical connection | Cable gland M16 Screw terminals max.1.5mm 2 |
| Output signal | ■ DC 0 ... 10 V, load min. 1 kΩ ■ 4 ... 20 mA, load min. 20 Ω, max.500Ω ■ Modbus ® |
| Material |  |
| Case | Plastic (ABS) |
| Cover | Polycarbonate |
| Sensor sleeve | Plastic (ABS) |
| Mounting flange | LLPDP |
| Permissible temperatures |  |
| Operating | 0 …50°C[32 …122 °F] (at sensor) |
| Ambient | -20 …+70 °C [-4 …+158 °F] |
| Relative humidity | 0 ... 95 %, non-condensing |
| Ingress protection per IEC/EN 60529 | IP54 |
| Weight | 150 g |
| Mounting | By means of adjustable mounting flange |

### Modbus ® communication

| Protocol | Modbus ® via serial interface |
|---|---|
| Transfer mode | RTU |
| Interface | RS-485 |
| Byte format | (11 bits) in RTU mode Coding system: 8 bits binary Bits per byte: - 1 Start bit - 8 data bits, least significant bit is sent first - 1 bit for parity - 1 stop bit |
| Baud rate | 9,600, 19,200, 38,400 - selectable in the configuration |
| Modbus ® addresses | 1 …247 addresses selectable in the configuration menu |

| Logo | Description | Country |
|---|---|---|
|  | EC declaration of conformity | European Union |
|  | EMCdirective |  |
|  | RoHS conformity |  |
|  | WEEE directive |  |
|  | EAC (option) Import certificate | Eurasian Economic Community |
|  | KazInMetr (option) Metrology, measurement technology | Kazakhstan |
| - | MTSCHS (option) Permission for commissioning | Kazakhstan |
|  | Uzstandard (option) Metrology, measurement technology | Uzbekistan |

## מסמכים

- [ds_te6291_en_co_158265](https://avigan.com.ua/wika/docs/wika/ds_te6291_en_co.pdf) — PDF, 1078 KB, en