WIKA · Pressure measurement · Family HYDRA-line
Ultra High Purity Pressure Gauge
Ultra High Purity Pressure Gauge with patented double diaphragm, PFA wetted parts, and 360° rotatable gauge for semiconductor and UHP-liquid chemicals applications.
Range
0…6 bar
Accuracy
± 1.6
Protection
IP54
Price
On request
Depends on configuration
Special features
- Patented double diaphragm
- Perfluoroalkoxy (PFA) wetted parts
- Stainless steel pressure measurement devices
- Gauge is 360° rotatable even after installation
- Optional: electrical switch contacts
Identification
| Model | HG |
| Product family | HYDRA-line |
| Subcategory | Mechanical Pressure Gauge |
Measuring range
| Pressure ranges | 0…2.5 bar · 0…4 bar · 0…6 bar · 0…30 psi · 0…60 psi · 0…100 psi · 0…250 kPa · 0…400 kPa · 0…600 kPa |
Accuracy
| Accuracy class | ± 1.6 |
| Accuracy standard | EN 837-1 |
Process conditions
| Process connection | 1/4 NPT femalein-line 3/8" flarein-line 1/2" flarein-line 3/4" flarein-line 1" flaredead-end 1/4" flaredead-end 3/8" flaredead-end 1/2" flare3/8" flare1/2" flare3/4" flare1" flare1 1/4" flare1/4" flarein-line 1 1/4" flaredead-end 1/4 NPT female |
| Process temperature | +5…+60 °C |
Electrical characteristics
| Power supply | DC 10 ... 30 V |
| Switching function | PNP, 1. makes / 2. breaks |
| Switching contacts | 1 |
Materials
| Case material | Stainless steel, black Teflon® coating |
| Wetted parts material | PFA, TFM (modified PTFE) |
| Sealing material | PVDF, EPDM, FPM/FKM |
Operating environment
| Ambient temperature | +5…+60 °C |
| IP rating | IP54 |
Additional details
| Dial size | 63 mm |
| Datasheet languages | EN |
Tables from datasheet
| Specifications | Model HG, | HYDRA-Gauge | ||
|---|---|---|---|---|
| Pressure ranges | bar | 0 …2.5 | 0…4 | 0…6 |
| psi | 0 …30 | 0 …60 | 0 …100 | |
| kPa | 0 …250 | 0 …400 | 0 …600 | |
| Overpressure safety | bar | 40 1) | ||
| Process connection | in-line 3/8" flare, ½" flare, ¾" flare, 1" flare, 1 ¼" flare | |||
| dead-end ¼" flare, 3/8" flare, ½" flare | ||||
| dead-end ¼NPT female | ||||
| Pressure measurement device | Design according to EN 837-1 | |||
| Nominal size 63 mm(lower mounting / center back mounting) | ||||
| Accuracy | %of span | ± 1.6 | ||
| Material | ||||
| Wetted parts | PFA or TFM (modified PTFE) | |||
| Other non-wetted parts | PVDF, EPDM, FPM/FKM | |||
| Gauge | Stainless steel, black Teflon ® coating | |||
| a System fill fluid | KN 75 50/50 mix semiconductor grade IPA (Isopropyl Alcohol/DI Water) | |||
| precision filled and not field refillable | ||||
| Permissible temperature range | ||||
| Process | °C | +5 ... +60 (+41 …+140 °F) | ||
| Ambient | °C | +5 ... +60 (+41 …+140 °F) | ||
| Storage | °C | -20 ... +60 (-4 …+140 °F) | ||
| Working range 1) | ||||
| Steady | 3/4 of full scale value | |||
| Fluctuating Short time | 2/3 of full scale value | |||
| full scale value | ||||
| Ingress protection per | IP 54 |
| Process connection | Dimensions inmm | ||||||
|---|---|---|---|---|---|---|---|
| H | L | L 1 | F | B 1 | B 2 | Ød 2 | |
| In-line 3/8" flare | 156 | 118 | 127 | 16 | 40 | 62 | 5.5 |
| In-line 1/2" flare | 156 | 122 | 133 | 16 | 40 | 62 | 5.5 |
| In-line 3/4" flare | 162 | 122 | 133 | 19 | 40 | 62 | 5.5 |
| In-line 1" flare | 186.5 | 165 | 179 | 25 | 56 | 78 | 6.5 |
| In-line 1 1/4" flare | 186.5 | 224 | 238 | 25 | 56 | 78 | 6.5 |
| Process connection | Dimensions inmm | |||
|---|---|---|---|---|
| H 1 | SW1 | SW2 | Ød 2 | |
| Dead-end 1/4" flare | 194 ± 2 | 27 | 11/16" | 64 |
| Dead-end 3/8" flare | 194 ± 2 | 27 | 15/16" | 64 |
| Dead-end 1/2" flare | 197 ± 2 | 27 | 17/16" | 64 |
| Dead-end 1/4 NPT female | 150 ± 2 | 27 | - | 64 |
Industry
Chemistry / Pharma
UHP-liquid chemicals distribution
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