Hydrogen Temperature Probe S81 RTD

Ashcroft

Hydrogen Temperature Probe S81 RTD

Flexible designs for critical applications
Highly accurate and repeatable hydrogen temperature probe
For a wide range of process: vapors, gases and liquids
Flexible configurations, heavy duty MgO
Special designs for intrinsically safe and non-incendive applications

Hydrogen Temperature Probe S81 RTD

S81 RTD temperature probe with mineral insulation, available with optional connectors.
These probes may be supplied with either single or dual elements.
The probe can be suplied with extension lead wire, process connection connectors.
The lead wires can be PVC, silicone, Teflon® or fiberglass insulation

Key features

Flexible configurations with other without lead wires and connectors.
Heavy duty MgO cable
Intrinsically Safe and Non-Incendive designs available

Specifications

Stem Diameter:
- 3 mm
- 4.5 mm
- 1/8'
- 3/16'
- 1/4'
- 6 mm
- 8 mm
Stem Length:
- Minimum: 50 mm/2 in
- Maximum: 3 m/120 in
Sensor Type & Measuring Range
- Pt 100 –200 to +600°C
- Pt 1000 –40 to +600°C
Wiring Configuration
- 2 wire single or dual
- 3 wire
- 4 wire
Accuracy Class:
- Class AA
- Class A
- Class B

Application areas

Hydrogen applications
Storage tanks
Power generation

Contact us

Ashcroft is a trusted source for pressure, temperature, and test instruments around the world. Interested? Please contact Ashcroft by filling in the contact request form or request for quote form.

Ashcroft

At Ashcroft, we know safety and compliance are critical for hydrogen applications. That’s why we deliver proven pressure and temperature instruments—backed by over 170 years of expertise—that keep your systems running reliably and your people protected. From sensors and gauges to switches, diaphragm seals and temperature probes, our hydrogen-ready solutions help you avoid downtime, meet regulatory demands, and operate with confidence. With Ashcroft, you have a trusted partner who listens, supports, and delivers when it matters most.

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