WIKA · SF6 gas solutions · Family GDI-100
Precision digital gas density indicator
Precision digital gas density indicator for SF₆ gas-insulated equipment with high-precision digital sensor technology, temperature compensation, and wireless data logging.
Range
0…16 bar
Output
Bluetooth
Accuracy
0.6 % FS (density)
Protection
IP65
RoHSREDCE
Price
On request
Depends on configuration
Special features
- High-precision on-site display
- Logger function with up to 3 measured values per second
- Communication and data exchange via WIKA-Wireless
Identification
| Model | GDI-100-D |
| Product family | GDI-100 |
| Subcategory | Digital gas density indicator |
Measuring range
| Pressure ranges | 0…2.1 bar · 0…8.87 bar · 0…2.5 bar · 0…16 bar |
| Density reference temperature | 20 °C |
Accuracy
| Accuracy class | 0.6 % FS (density), 0.05 % FS (pressure) |
Process conditions
| Process connection | G ½ BG1/2B |
Electrical characteristics
| Output signal | Bluetooth |
Materials
| Wetted parts material | Stainless steel 316L |
Operating environment
| Ambient temperature | −10…+50 °C |
| IP rating | IP65 |
| Weight | 0.68 kg |
Certifications and approvals
| Certifications | RoHSREDCE |
Additional details
| Temperature compensation | Yes |
| Datasheet languages | EN, DE, IT, FR, ES, RU, PL |
Tables from datasheet
Sensor technology
| Measuring range | ||
|---|---|---|
| Gas density (SF₆) | 0 ... 13 g/litre (2.1 bar abs. at 20 °C) | 0 ... 60 g/litre (8.87 bar abs. at 20 °C) |
| Absolute pressure (SF₆ at 20 °C) | 0 ... 2.1 bar | 0 ... 8.87 bar |
| Absolute pressure | 0 ... 2.5 bar | 0 ...16 bar |
| Overload safety | ||
| Sensor | 3 times | |
| Indication | > 110 %FSor -10%FS | |
| Accuracy (density measurement) | 0.6%FS | |
| Accuracy (pressure measurement) | 0.05%FS | |
| Compensated temperature range | -10 …+50 °C (14 ... 122 °F) |
| Base instrument | |
|---|---|
| Units | |
| Density units SF₆ | g/litre, kg/m³ |
| Pressure units SF₆ at 20 °C | bar abs., psi abs., KPa abs., MPa abs. bar rel., psi rel., KPa rel., MPa rel. |
| Pressure units | Standard: psi, bar Can be set to: mbar, kg/cm², Pa, hPa, kPa, Mpa, mmH₂O, mH₂O, inH₂O, inH₂O (4 °C), inH₂O (20 °C), inH₂O (60 °F), ftH₂O, mmHg, cmHg, inHg, inHg (0 °C), inHg (60 °F), kp/cm², lbf/ft², kN/m², atm, Torr, micron, as well as user-defined units |
| Indication | |
| Display | 5 ½digit 7-segment display (incl. a large matrix area for auxiliary information) Bar graph, 0 ...100% Selectable backlighting |
| Rotatable case | The case is rotatable by 330°. |
| Resolution | 4 ... 5 ½digits; adjustable; depending on the selected pressure unit |
| Functions | |
| Communication | Integrated Bluetooth interface, configuration, data transfer and export with theWIKA app 'myWIKA device' (available free of charge at the Google Play Store and Apple App Store) |
| Measuring rate | max. 3/s (density measurement) max. 50/s (pressure measurement) |
| Menu languages | Standard: English Selectable: German, Italian, French, Spanish, Russian and Polish |
| Memory | Integrated data logger |
| Menu functions | Density measurement: Power-off function, measuring rate, mean value filter, pressure rate, mean value (via adjustable interval), indicator damping Pressure measurement: Min./Max. alarm (visual), Power-off function, measuring rate, mean value filter, pressure rating, mean value (via adjustable interval), level indication, tare offset, indicator damping |
| Mean value interval | 1 ... 300 seconds, adjustable |
| Data logger 2) | Cyclic logger: Automatic recording of up to 20,000 measuring values; Cycle time: Selectable from 1 ... 3,600 s in steps of 1 second or by measuring rate in the following steps: Density measurement: 1/s, 3/s Pressure measurement: 1/s, 3/s, 10/s and 50/s |
| Material | |
| Wetted parts | Stainless steel 316L |
| Case | Aluminium die-casting, nickel-plated |
| Voltage supply | |
| Power supply | 3 x 1.5V AA alkaline batteries |
| Battery life | Typically 2,000 ... 2,500 h (without backlighting and WIKA-Wireless not active) |
| Battery status display | Symbol display with 4 bars indicates the battery status in 25 %steps. |
Base instrument
| Permissible ambient conditions | |
|---|---|
| Operating temperature | -10 ...+50 °C (14 ... 122 °F) |
| Medium temperature | -10 ...+50 °C (14 ... 122 °F) |
| Storage temperature | -20 ...+70 °C (-4 ...+158 °F) |
| Relative humidity | < 95 %r.h. (non-condensing) |
| Case | |
| Dimensions | approx. 100 x 150 x 59 mm(3.9 x 5.9 x 2.3 in) |
| Process connection | G½B |
| Ingress protection | IP65 |
| Weight | Standard: incl. batteries approx. 680 g (1.5 lbs) with protective rubber cap: approx. 820 g (1.81 lbs) |
WIKA-Wireless 1)
| Frequency range | 2,400 ... 2,500 MHz |
|---|---|
| HF output power | max. 2 dBm (+ 2 dBi) |
| Number of channels | |
| Classic | 79 |
| Low Energy | 40 |
| Channel spacing | |
| Classic | 1 MHz |
| Low Energy | 2 MHz |
| Bandwidth | 1 or 2 MHz |
| Output power | 4 dBm /10mW Maximum output power under fault conditions for Ex ia:490mW |
| Process connection | G½B |
View all (6)
| Logo | Description | Country |
|---|---|---|
| EU declaration of conformity ■ RoHS directive ■ RED directive EN 300 328 harmonised frequency range 2,400 …2,500 MHz is used; Bluetooth ® Classic, max. transmission power 10 mW.The instrument may be used without limitations in the EU and also CH, NOand LI. | European Union |
Certificate
| Calibration 1) | 3.1 calibration certificate per EN 10204 |
|---|---|
| Recommended recalibration interval | 1 year (dependent on conditions of use) |
Industry
Machinery
Temporary or continuous monitoring of the gas density, pressure and temperature of closed SF 6 gas tanks
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