# מד לחץ הפרשי עם מתג לחץ — A2G-90

> לאוורור ומיזוג אוויר

- קוד קטלוגי: a2g_90
- דגם: A2G-90
- קטגוריה: מדידת לחץ › Contact pressure gauges
- עמוד המוצר: https://avigan.com.ua/wika/he/products/a2g_90
- מחיר: לפי בקשה
- ספק: AVIGAN (TOV VIKA Prylad), שותף רשמי של WIKA באוקראינה

## תיאור

מד לחץ הפרשי דיפרנציאלי מדגם A2G-90 עם מתג לחץ הוא שילוב של מד לחץ הפרשי מדגם A2G-05 Eco ושל מדגם A2G-40 ...

## יישומים

- For monitoring the differential pressure of air and other non-inflammable and non-aggressive gases
- Monitoring of air filters, blowers, industrial cooling circuits and flows in ventilation ducts

## תכונות מיוחדות

- Compact indication instrument and pressure switch fitted within a plastic case
- Single-pin microswitch (change-over contact)
- Switch point adjustable when installed
- All connections already preassembled

## מפרט טכני

| פרמטר | ערך |
|---|---|
| model | A2G-90 |
| product family | A2G |
| short description | Differential pressure gauge with pressure switch for ventilation and air-conditioning |
| subcategory | Differential pressure gauge with pressure switch |
| certifications | RoHS; EAC; EMC; CE |
| ambient temp | -30 … 80 °C |
| ip rating | IP65 |
| weight kg | 1.05 |
| languages in datasheet | en |
| pressure ranges | 0 … 250 Pa; 0 … 6000 Pa; 20 … 200 Pa; 30 … 300 Pa; 30 … 500 Pa; 40 … 600 Pa; 100 … 1500 Pa; 500 … 4500 Pa; -20 … 200 Pa; -30 … 300 Pa; -30 … 500 Pa; -40 … 600 Pa; -100 … 1500 Pa; -500 … 4500 Pa |
| accuracy class | 3.0 |
| accuracy standard | EN 10204 |
| process connections | For hoses with inner diameter 4 ... 7 mm; Lower mount; G⅛; For hoses with inner diameter 4...7mm; G 1/8; Combi hose connection for pressure measuring hoses Ø4...7mm; Connections for static duct probes for 1/4" pipes |
| case material | Polycarbonate (PC) |
| process temp | -16 … 50 °C |
| electrical connection | Cable gland M16 x 1.5 Lower mount |
| switching function | Single-pin microswitch (change-over contact) |
| switching contacts | 1 |

## טבלאות מגיליון הנתונים

### Basic information

| Case | Polycarbonate (PC), colour black |
|---|---|
| Window | Polycarbonate (PC) |
| Cover | Screwed |
| Ambient temperature range | -30 ...+80 °C [-22 ...+176 °F] |
| Medium temperature | -16 ...+50 °C [+3.2 ...+122 °F] |
| Ingress protection | IP65 per IEC/EN 60529 |
| Dimensions (H xWxD) | 200 x 150 x 106 mm[7.87 x 5.91 x 4.17 in] |
| Weight | 1.05 kg [2.31 lb] |

### Measuring range / Accuracy / Process connection

| Measuring range | 2 |
|---|---|
| Model A2G-05 | 0 ... 250 Pa to 0 ... 6,000 Pa |
| Model A2G-40 | ■ 20 ... 200 Pa ■ 30 ... 300 Pa ■ 30 ... 500 Pa ■ 40 ... 600 Pa ■ 100 ... 1,500 Pa ■ 500 ... 4,500 Pa |
| Accuracy |  |
| Model A2G-05 | Class 3.0 |
| Model A2G-40 | Lowest limit: ±8 Pa (100 ... 1,500 Pa: ±20 Pa, 500 ... 4,500 Pa: ±100 Pa) Highest limit:±15% |
| Process connection | For hoses with inner diameter 4 ... 7 mm[0.16 ... 0.28 in] Lower mount |
| Electrical connection | Cable gland M16 x 1.5 Lower mount |

| Logo | Description | Country |
|---|---|---|
|  | EU declaration of conformity | European Union |
|  | EMCDirective |  |
|  | RoHS directive |  |

| Logo | Description | Country |
|---|---|---|
|  | EAC EMCDirective | Eurasian Economic Com - munity |

### Description

| Certificates | ■ 2.2 test report per EN 10204 (e.g. state-of-the-art manufacturing, material proof, indica - tion accuracy) ■ 3.1 inspection certificate per EN 10204 (e.g. material proof for wetted metal parts, indi - cation accuracy, calibration certificate) |
|---|---|

| Model | Description | Order number |
|---|---|---|
|  | Process connections |  |
|  | With mounting thread G⅛for pipes 6.35 mm/ ¼" | 40232867 |
|  | Combi hose connection for pressure measuring hoses Ø4... 7 mm[Ø0.16 ... 0.28 in] | 40232484 |
|  | Connections for static duct probes for ¼" pipes |  |
|  | Insertion length 100 mm[3.94 in] | 40232956 |
|  | Insertion length 150 mm[5.91 in] | 40232964 |
|  | Insertion length 200 mm[7.87 in] | 40232972 |

| Model | Description | Order number |
|---|---|---|
|  | Measuring hoses |  |
|  | PVC hose, inner diameter 4 mm[0.16 in], roll of 25 m[82.02 ft] | 40217841 |
|  | PVC hose, inner diameter 6 mm[0.24 in], roll of 25 m[82.02 ft] | 40217850 |
|  | Silicone hose, inner diameter 4 mm[0.16 in], roll of 25 m[82.02 ft] | 40217906 |
|  | Silicone hose, inner diameter 6 mm[0.24 in], roll of 25 m[82.02 ft] | 40217914 |
|  | Duct connector for hose 4 mm[0.16 in] and 6 mm[0.24 in] | 40217507 |

## מסמכים

- [ds_pv2740_en_co_0885ac](https://avigan.com.ua/wika/docs/wika/ds_pv2740_en_co.pdf) — PDF, 663 KB, en