Absolute pressure measurement
Fields of application
The GA absolute pressure transducer is designed for industrial applications requiring robust, low-cost gas, liquid and vapor measurement devices with good repeatability.
Features
Compact, low-cost analog pressure transducer for industrial applications requiring robust, repeatable, low-cost pressure measurement devices.
| Sensitive element | Thick ceramic layer |
| Measurement range | 0 to 25 bar abs (11 scales) |
| Reinforced maximum pressure | 3 to 75 bar |
| Output signal | 4-20 mA, 2 wires |
| Power supply | 10 to 30 Vdc |
| Fallback value | ≈ 3.7 mA or ≈ 25 to 27 mA (in the event of electrical failure of the cell) |
| Load | R(Ω)=(Ualim-10V)/0,02A |
| Maximum overall error | ≤ 0.5% EM (at 25°C) ≤ 1% EM Linearity + Hysteresis + Repeatability |
| Temperature drift | ± 0.03 %/°C EM typical ± 0.06 %/°C EM max |
| Ambient temperature | -30 to +80 °C |
| Temperature and humidity of fluid | -30 to +80 °C |
| Storage temperature | -30 to +80 °C |
| Protection | IP 65 (connector outlet) IP 67 (cable outlet) |
| Process connections | Stainless steel 316 L ½" GM, 1/4" GM, 1/2" NPTM |
| Electrical connections | Connector ISO4400 / DIN43650 Cable outlet 2 m M12 connection (4 pins) |
| Housing | Stainless steel |
| Part in contact with the fluid | 316 L stainless steel + ceramic + FKM seal (others: see datasheet) |
| Certifications and compliance | ATEX version (optional) : Intrinsic safety Ex ia IIC T6 Ga (Ambient temperature -30°C to +55°C) Ex ia IIC T5 Ga (Ambient temperature -30°C to +70°C) Ex ia IIIC T80°C Da (Ambient temperature between -30°C and +55°C) Ex ia IIIC T95°C Da (Ambient temperature between -30°C and +70°C) Group - Category II - 1GD and I M1 |
Absolute pressure transducer - GA
Reference : GA
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