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Palmer Wahl WR_Series | Industrial RTD Probes | 100 Ω, -45 to 204 °C
Palmer Wahl WR Series industrial RTD probes use 100 Ω thin film or wire wound elements in Class A or Class B, wired as 2, 3 or 4 wire. All five standard styles operate from -50 to 400 °F (-45 to 204 °C), and a connection head with terminal block or transmitter can be added to build a complete sensor assembly. Special sensor designs are also offered.
Key features
- WR1 in 304 SS and WR2 in 316 SS, with standard nipple or lagging extension
- WR3 compression fitting probe, 304 SS
- WR4 spring loaded probe, 304 SS
- WR5 sanitary in 316 SS, 3-A 74-03 certified contact surfaces, 1.5 to 3 in flanges
- Specifications
| Part Number | WR_Series |
| Brand | Palmer Wahl |
| Sensor | 100 Ω RTD, thin film or wire wound |
| Class | A or B |
| Wiring | 2, 3 or 4 wire |
| Operating Range | -50 to 400 °F (-45 to 204 °C) |
| Materials | 304 SS (WR1, WR3, WR4), 316 SS (WR2, WR5) |
| Styles | Standard, compression fitting, spring loaded, sanitary |
| Configurations | Standard nipple or lagging extension |
| Sanitary Flanges | 1.5, 2, 2.5, 3 in (WR5) |
| Sanitary Standard | 3-A 74-03 (WR5) |
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