Gauge pressure measurement
Fields of application
Gauge pressure transducer TR for industrial applications requiring robust, low-cost gas, liquid and steam measurement devices with good repeatability.
Features
Gauge pressure transducer (tr) 4/20 ma, 2-wire for industrial applications requiring robust devices and good repeatability.
| Sensitive element | Thick ceramic layer |
| Measurement range | -1 to 400 bar |
| Reinforced maximum pressure | 1.5 to 750 bar |
| Output signal | 4-20 mA, 2 wires |
| Power supply | 12 to 28 Vdc |
| Fallback value | ≈ 3.7 mA or ≈ 25 to 27 mA (in the event of electrical failure of the cell) |
| Zero + slope adjustment | ± 3% (optional rangeability from 50 to 100% of measurement range) |
| Load | R(Ω)=(Ualim-12V)/0,02A |
| Maximum overall error | ≤ 0.2% EM (at 25°C)/ ≤ 0.4% EM (at 25 °C) Linearity + Hysteresis + Repeatability |
| Temperature drift | ± 0.03%/°C over measurement range (T° compensation between 0 and 50°C) |
| Ambient temperature | -20 to +70 °C |
| Temperature and humidity of fluid | -20 to +70 °C |
| Storage temperature | -40 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 316 L |
| 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 between -30°C and +55°C) Ex ia IIC T5 Ga (Ambient temperature between -30°C and +0°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 |
Gauge pressure transducer - TR
Reference : TR 01
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