Description
63, 100, 160mm diameter. Full safety pattern, baffle wall, blow-out back. Bottom or lower back entry. Various process threads. Pressure, vacuum and compound ranges available from -0.6 bar to 1600 bar (-10 psi to 20000 psi). Accuracy class: 1.0. Natural finish stainless steel case, stainless steel 316L wetted parts, IP65 rated, laminated safety glass window.
The Wika GSP range of pressure gauges offer increased safety requirements for personal protection and are suitable for use in all gaseous and liquid aggressive media that are not highly viscous or crystallising, also in aggressive environments.
Commonly used in chemical and petrochemical industries, oil and gas industry, power engineering and water and wastewater technology.
This product can be supplied with a calibration certificate.
Standard Options
Listed below are the standard options available for this product.
| Design |
EN 837-1 |
| Nominal Size (NS) |
Ø 63 mm [2 ½"] |
| Ø 100 mm [4"] |
| Ø 160 mm [6"] |
| Accuracy Class |
NS 63: 1.6, NS 100, 160: 1.0 |
| Movement |
Stainless Steel |
| Process Connection |
G1/8B, G1/4B, G1/2B, M12 x 1.5, M20 x 1.5, R1/4 ISO 7, R1/2 ISO 7 1/4" NPT, 1/2" NPT [others on request] |
| Pressure Element |
Bourdon tube, C-type or helical type, Stainless steel 1.4404 (316L) |
Pressure Limitation
(NS 63) |
Steady: 3/4 x full scale value |
| Fluctuating: 2/3 x full scale value |
| Short Time: full scale value |
Pressure Limitation
(NS 100, 160) |
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 |
| Case Material |
Stainless steel 1.4301 (304) (1.4571 [316Ti] optional) |
| Case Design |
Safety level "S3" per EN 837-1 with solid baffle wall and blow-out back. Scale ranges ≤ 0...16 bar (0...300 psi) with compensating valve to vent and reseal case |
| Window |
Laminated safety glass (NS 63 [2½"]: Polycarbonate) |
| Bezel Ring |
Bayonet, stainless steel |
Case filling
(model 233.30) |
Glycerine [silicone oil optional] |
| Temperature Effect |
On deviation from the reference conditions of the measuring system (+20°C): ≤ ±0.4% per 10°C of full scale |
| Ingress Protection |
IP 65 per EN 60529 / IEC 60529 (IP66 optional ≥ 20 bar) |
| Operating Temperature |
Unfilled: Ambient: -40°C to +60°C |
| Filled: Ambient: -20°C to +100°C |
| Unfilled: Medium: -40°C to +200°C |
| Filled: Medium: -20°C to +100°C |
Special Design Features
[optional] |
- ATEX version
- Oil and grease free for oxygen
- Per NACE MR0175/ISO 15156 use in H2S environments in oil and gas production
- Monel version: models 262 and 263
- Vibration damped movement
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