Capsule pressure gauge, copper alloy Stainless steel case
Model: 612.20
- Zero point correction in front
- Case from stainless steel
- Robust design and ingress protection IP54
- Low scale ranges from 0 … 6 mbar to 0 … 600 mbar or 0 … 2.4 inH2O to 0 … 240 inH2O
- Dịch vụ hậu mãi nhanh chóng / Có thể tùy chỉnh /
- Chất lượng cao / Bảo hành một năm
- Hình ảnh chỉ mang tính tham khảo; sản phẩm thực tế sẽ được sản xuất theo yêu cầu tùy chỉnh của quý khách.
Mô tả
The WIKA model 612.20 capsule pressure gauge is designed for very low pressure and vacuum measurement, utilizing a proven capsule measuring element to detect even minimal pressure changes with high accuracy. Featuring a stainless steel case and a copper alloy measuring system, it offers robust construction and reliable long-term performance. Front zero adjustment allows easy on-site calibration. With a wide selection of low pressure ranges and units such as mbar, kPa, and inH₂O, the 612.20 is ideal for medical technology, vacuum applications, environmental monitoring, laboratories, filter monitoring, and ventilation systems, providing dependable and precise low-pressure measurement.
Thông số kỹ thuật
| Connection location | ■ Lower mount (radial) ■ Lower back mount ■Centre back mount (only for NS 63 [2 ½"]) |
|---|---|
| Kích thước danh nghĩa | ■Ø 63 mm [2 ½"] ■Ø 100 mm [4"] ■Ø 160 mm [6"] |
| Phạm vi đo | 0 ... 6 mbar to 0 ... 600 mbar or 0 ... 2.4 inH2O to 0 ... 240 inH2O and the vacuum and +/- scale ranges ensure the measuring ranges required for a wide variety of applications. |
| Độ chính xác | EN 837-3: ■Class 1.6 ■Class 1.0 ASME B40.100: ■ ±2 % │ ±1 % │ ±2 % of measuring span (grade A) ■ ±1 % of measuring span (grade 1A) |
| Kết nối quy trình | Standard: ■ EN 837-3 ■ ISO 7 ■ ANSI/B1.20.1 Size: EN 837-3: ■G ⅛ B, male thread ■G ¼ B, male thread ■G ½ B, male thread ■M20 x 1.5, male thread ISO 7: ■R ¼, male thread ■R ½, male thread ANSI/B1.20.1: ■¼ NPT, male thread ■½ NPT, male thread Restrictor: ■Without ■∅ 0.5 mm [0.02"], copper alloy ■∅ 0.3 mm [0.012"], copper alloy Material (wetted): ■Capsule element: Copper alloy ■Sealing: NBR ■Process connection: Copper alloy |
| Case | Design: ■Without blow-out device ■With blow-out device in case back (only for NS 100 [4"] and NS 160 [6"]) Material: ■Stainless steel Ring: ■Bayonet bezel, stainless steel |
| Window | Instrument glass |
| Dial | Scale layout: ■ Single scale ■Dual scale Scale colour: ■Single scale: Black ■Dual scale: Black/red Serial number: ■Without ■Consecutive number * ... * Material: ■Aluminium Special scale: ■Other scales or customer-specific dials, e.g. with red mark, circular arcs or circular sectors, on request |
| Pointer | Instrument pointer: ■Aluminium, black Mark pointer/drag pointer: ■Without ■Red mark pointer on dial, fixed ■Red mark pointer on window, adjustable (only available for NS 100 [4"] and NS 160 [6"]) ■Red drag pointer on window, adjustable |
| Movement | Copper alloy |
| Ambient temperature | -20 ... +60 °C [-4 ... +140 °F] |
| Nhiệt độ trung bình | -20 ... +100 °C [-4 ... +212 °F] ≤ 80 °C [≤ 176 °F] with NS 160 [6"] |
| IP rating | ■ IP54 ■ IP55 ■ IP65 |






