PT850 · PT851 · PT852 · PT853
Ultra high purity pressure transmitter with MEMS piezoresistive sensor, 4~20 mA 2-wire, ±0.25% FS. Four enclosure types in one ordering table: PT850 explosion-proof, PT851 intrinsic safety, PT852 non-sparking non-incendive, PT853 general. Ranges -15~30 psi to -15~3000 psi.
- Technology
- MEMS piezoresistive effect sensor
- Accuracy
- ±0.25% of full scale
- Pressure ranges
- -15~30 psi to -15~3000 psi gauge pressure
- Overload
- 2 × full scale without damage
Materials
| Technology | MEMS piezoresistive effect sensor |
|---|---|
| Accuracy | ±0.25% of full scale |
| Pressure ranges | -15~30 psi to -15~3000 psi gauge pressure |
| Overload | 2 × full scale without damage |
| Output signal | 4 ~ 20 mA, DC 2-wire loop powered |
| Excitation voltage | 12 ~ 40 V DC (nominal input 12 ~ 24 V DC) |
| Power consumption | 0.48 W at 24 V DC, 20 mA |
| Load resistance | max. 500 Ω at 24 V |
| Response time | ≤20 milliseconds (10~90%) |
| Operating temperature | -20 ~ 80°C (compensated: -20 ~ 60°C) |
| Long term stability | ≤±0.1% FSO over 1 year |
| Materials wetted | Sensor: SS 630 / Hastelloy C22 · Connection: 316L |
| Connection finish | 316L electropolished, Ra≤0.13 µm (Ra 5) |
| Enclosure rating | IP65, depending on the electrical wiring |
| Explosion protection | PT850: Ex d IIC T6 · PT851: Ex ia IIC T6…T4 · PT852: Ex nA IIC T6…T4 |
Applications & Documents
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Select the variables exactly as they appear in the manufacturer datasheet. The full part number is assembled automatically.
Base model
single select · 4 valuesSensor Material
single select · 2 valuesConnection Type
single select · 9 valuesG, H, I, X — please contact WISE before ordering
Connection Size
single select · 5 valuesAccuracy
single select · 2 valuesUnit
single select · 5 valuesRange
single select · 13 valuesOutput Signal
single select · 2 valuesSelect variables
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