Description
63, 100, 160mm diameter. Bottom or back entry. Various process threads. Pressure, vacuum and compound ranges available from -2.5 mbar to +600 mbar (-1.0 inH2O to +240 inH2O). Accuracy class: 1.6. Natural finish stainless steel case, stainless steel 316L wetted parts. Laminated safety glass window. IP54 rated.
The Wika GCS range of pressure gauges are suitable for use in gaseous, dry and non-aggressive media, also in aggressive environments.
Commonly used in the chemical, petrochemical, pharmaceutical, biotechnology, machine building and power generation industries.
Standard Options
Listed below are the standard options available for this product.
| Design |
EN 837-3 |
| Nominal Size (NS) |
Ø 63 mm [2 ½"] |
| Ø 100 mm [4"] |
| Ø 160 mm [6"] |
| Accuracy Class |
1.6 [1.0 optional ≥ 0...40 mbar, unfilled: ≥ 0...100 mbar, filled] |
| Movement |
Stainless Steel |
| Process Connection |
G1/8B, G1/4B, G1/2B, M20 x 1.5, R1/8 ISO 7, R1/4 ISO 7, R1/2 ISO 7, 1/8" NPT, 1/4" NPT, 1/2" NPT [others on request] |
| Pressure Element |
Stainless steel 316L capsule; FPM/FKM seal |
| Pressure Limitation |
Steady: full scale value |
| Fluctuating: 0.9 x full scale value |
| Short Time: 1.3 x full scale value |
| Dial |
Aluminium, white |
| Pointer |
Aluminium, black |
| Zero Adjustment |
- In front, after opening the bayonet ring for model 632.50 (without case filling), for version without mounting flange
- In front, through opening in the window for model 632.50 (without case filling), for version with mounting flange
- In front, via adjustment screw in window for model 633.50 (with case filling)
|
| Case Material |
Stainless steel 1.4301 (304) (1.4571 [316Ti] optional) |
| Case Design |
Safety level 'S1' per EN 837-3
With blow-out device in case back (only for NS 100 and NS 160) |
| Window |
Laminated safety glass: Polycarbonate with case filling |
| Bezel Ring |
Bayonet, stainless steel |
Case Filling
(Model 633.50) |
Glycerine-water mixture [scale range ≥ 0...60 mbar] |
| Temperature Effect |
On deviation from the reference conditions of the measuring system (+20°C): ≤ ±0.6% per 10°C of full scale |
| Ingress Protection |
IP 54 per EN 60529 / IEC 60529 |
| Operating Temperature |
Ambient: -20°C to +60°C |
| Medium: -20°C to +100°C |
Special Design Features
[optional] |
- ATEX Ex h
- For oxygen, oil and grease free
- Per NACE MR0175 / ISO 15156, use in H2S containing environments in oil and gas production
- Overpressure/vacuum safety 3 x full scale < 0...40 mbar, 10 x full scale ≥ 0...40 mbar
|
