# מתג לחץ הפרשי — A2G-42

> מתג הפרש לחץ עם אישור UL לניטור מסנני אוויר, מאווררים, וסתים (דמפרים) ומעגלי קירור אוויר תעשייתיים, להגנה על סלילי חימום מפני התחממות יתר.

- קוד קטלוגי: a2g_42
- דגם: A2G-42
- קטגוריה: מדידת לחץ › Pressure switches
- עמוד המוצר: https://avigan.com.ua/wika/he/products/a2g_42
- מחיר: לפי בקשה
- ספק: AVIGAN (TOV VIKA Prylad), שותף רשמי של WIKA באוקראינה

## תיאור

מתג הפרש לחץ מדגם A2G-42 משמש לניטור הפרש הלחץ, לחץ יתר ווואקום של אוויר ומדיומים נוספים שאינם דליקים ו...

## יישומים

- Monitoring of air filters and fans, air dampers and industrial air cooling circuits
- Protection of heating coils from overheating

## תכונות מיוחדות

- UL and CSA approval
- Easy to install and assemble
- High accuracy
- Robust case and functional design: Reversible cable gland for flexible mounting (3 x 120°)
- Delivery incl. connection accessories

## מפרט טכני

| פרמטר | ערך |
|---|---|
| model | A2G-42 |
| product family | A2G |
| short description | Differential pressure switch with UL approval for monitoring air filters, fans, dampers, and industrial air cooling circuits, protecting heating coils from overheating. |
| subcategory | Differential pressure switch |
| certifications | CE; RoHS; REACH; UL; CSA; UL 508; CSA C22.2 No.14 |
| ambient temp | -20 … 60 °C |
| ip rating | IP54 |
| weight kg | 0.15 |
| languages in datasheet | en |
| pressure ranges | 20 … 200 Pa; 20 … 300 Pa; 30 … 400 Pa; 50 … 500 Pa; 100 … 1000 Pa; 200 … 1000 Pa; 500 … 2500 Pa; 1000 … 4000 Pa; 1000 … 5000 Pa |
| accuracy class | ±1% to ±5%, min. ±5 Pa |
| process connections | Plastic pipe connection, 6.0 mm external diameter; 2 plastic pipe connection pieces, Ø 6.0 mm; plastic pipe connection pieces, external diameter 6.0 mm |
| case material | Plastic |
| wetted parts material | Silicone |
| process temp | -20 … 60 °C |
| electrical connection | Tab terminals 6.3 x 0.8 mm, screw terminals, reversible cable gland M20x1.5 or NPT1/2 |
| switching function | Adjustable switch point via internal precision scale |
| switching contacts | 1 |

## טבלאות מגיליון הנתונים

### Differential pressure switch, model A2G-42

| Operating pressure range | Pressure range | Switch differential 1) | Accuracy |
|---|---|---|---|
| 20 ... 200 Pa [0.08 ... 0.8 inWC] | 10 Pa [0.04 inWC] | ±5 %, min.±5 Pa [0.02 inWC] |  |
| 20 ... 300 Pa [0.08 ... 1.2 inWC] | 10 Pa [0.04 inWC] | ±5 %, min.±5 Pa [0.02 inWC] |  |
| 30 ... 400 Pa [0.12 ... 1.6 inWC] | 15 Pa [0.06 inWC] | ±5 %, min.±5 Pa [0.02 inWC] |  |
| 50 ... 500 Pa [0.2 ... 2.0 inWC] | 20 Pa [0.08 inWC] | ±2.5 %, min.±5 Pa [0.02 inWC] |  |
| 100 ... 1,000 Pa [0.4 ... 4.0 inWC] | 50 Pa [0.2 inWC] | ±2.5 %, min.±5 Pa [0.02 inWC] |  |
| 200 ... 1,000 Pa [0.8 ... 4.0 inWC] | 100 Pa [0.4 inWC] | ±1 %, min.±5 Pa [0.02 inWC] |  |
| 500 ... 2,500 Pa [2.0 ... 10.0 inWC] | 150 Pa [0.6 inWC] | ±1% |  |
| 1,000 ... 4,000 Pa [4.0 ... 16.0 inWC] | 250 Pa [1.0 inWC] | ±1% |  |
| 1,000 ... 5,000 Pa [4.0 ... 20.0 inWC] | 250 Pa [1.0 inWC] | ±1% |  |
| Process connection | 2 plastic pipe connection pieces (P1 and P2), external diameter 6.0 mm[0.23 in]: P1 for connection to higher pressure (marked +) |  |  |
| Maximum operating pressure | 10 kPa for all pressure ranges |  |  |
| Electrical connection | ■ Up to max. 1.0 A (0.4) / AC 250 V, 50 ... 60 Hz with tab terminals 6.3 x 0.8 mm[0.24 x 0.03 in] and screw terminals separately enclosed ■ Gold-plated for low voltages with tab terminals 6.3 x 0.8 mm[0.24 x 0.03 in] and screw terminals separately enclosed |  |  |
| Switching power |  |  |  |
| Standard | Max. 1.0 A (0.4 A) / AC 250V / 50-60 Hz |  |  |
| Low-voltage | Max. 0.1 A / DC 24V |  |  |
| Switching cycles | 1,000,000 |  |  |
| Standard accessories | ■ 2 duct connectors ■ 2 mPVChose, Ø6mm[Ø0.24 in] ■ 4 self-tapping screws Ø3x10 mm[0.39 in] |  |  |
| Medium | Air, non-combustible and non-aggressive gases |  |  |
| Medium temperature range | -20 ...+60 °C [-4 ...+140 °F] |  |  |
| Ambient temperature range | -20 ...+60 °C [-4 ...+140 °F] |  |  |
| Storage temperature range | -40 ...+85 °C [-40 ...+185 °F] |  |  |
| Ingress protection | ■ IP54 with cable gland M20x1.5 ■ IP54 with cable conduit NPT1/2 ■ IP54 with cap nut conduit AF20 |  |  |
| Case |  |  |  |
| Diaphragm | Silicone, free of gas emissions Other materials on request. |  |  |
| Housing | Plastic |  |  |
| Fitting method | ■ Mounted directly ■ Bracket 4201/4202/4281/4282 |  |  |
| Adjuement knob | ■ Scale in Pascal and inWC ■ Scale in mbar ■ Scale in Pascal |  |  |
| Weight | 150 g [0.33 lb] |  |  |

| Logo | Description | Region |
|---|---|---|
|  | EU declaration of conformity | European Union |
|  | UL 508 and CSA C22.2 No.14 Industrial control equipment | USA and Canada |

## מסמכים

- [ds_pv2743_en_co_cef79a](https://avigan.com.ua/wika/docs/wika/ds_pv2743_en_co.pdf) — PDF, 1102 KB, en

## תצורה

למוצר יש מגדיר תצורה אינטראקטיבי בעמוד המוצר.

```
A2G-42-DA -S- - Z
```