Beamex RPRT High-accuracy Reference Sensor

Features

  • Temperature Range: Up to 660°C (1220°F) across four different models.
  • Stability: Excellent stability up to ±0.007°C for precise and repeatable calibrations.
  • Integrated Memory: Stores sensor coefficients for easy and accurate calibration setup.
  • Design Options: Available as both a straight and 90° bent version for flexible usage.
  • Compatibility: Lemo connector compatible with Beamex MC6 family calibrators; can be used with other devices via adapter cable.
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Beamex RPRT is a high-accuracy, extremely stable temperature reference sensor designed for demanding temperature calibrations. With a temperature range up to 660°C (1220°F), it ensures excellent stability of up to ±0.007°C. Available in both straight and 90° bent versions, the RPRT features an integrated memory storing sensor coefficients for efficient and accurate calibration.

Benefits

  • High Accuracy: Provides excellent stability of up to ±0.007°C, ensuring reliable and accurate temperature calibrations.
  • Wide Temperature Range: Supports calibration in temperature ranges up to 660°C (1220°F).
  • Flexible Design: Available in both straight and 90° bent versions to suit different calibration setups.
  • Integrated Memory: Stores sensor coefficients for seamless calibration data management.
  • Compatible with Beamex MC6 Family: Equipped with a Lemo connector compatible with Beamex MC6 calibrators, and can also be used with devices featuring four banana contacts via an adapter cable.
  • Accredited Calibration Certificate: Delivered with an accredited calibration certificate that includes sensor coefficients.

Specification

Parameter RPRT-420-300 & RPRT-420-230A RPRT-660-300 & RPRT-660-230A
Temperature range –200 to 420 °C –200 to 660 °C
Nominal resistance at 0.010 °C 100 ± 0.5 Ω 100 ± 0.5 Ω
Temperature coefficient 0.003925 Ω/Ω/°C 0.003925 Ω/Ω/°C
Sheath diameter × length 6.35 mm ±0.08 mm × 305 mm ±0.08 mm (0.25 in ±0.003 × 12 in ±0.13 in) 6.35 mm ±0.08 mm × 305 mm ±0.08 mm (0.25 in ±0.003 × 12 in ±0.13 in)
Short-term repeatability 1) ±0.007 °C at 0.010 °C ±0.007 °C at 0.010 °C
Drift 2) ±0.007 °C at 0.010 °C, ±0.013 °C at max temp ±0.007 °C at 0.010 °C, ±0.013 °C at max temp
Hysteresis ±0.010 °C maximum ±0.010 °C maximum
Sensor length 30 mm ±5 mm (1.2 in ±0.2 in) 30 mm ±5 mm (1.2 in ±0.2 in)
Sensor location 3 mm ±1 mm from tip (0.1 in ±0.1 in) 3 mm ±1 mm from tip (0.1 in ±0.1 in)
Sheath material Inconel 600 Inconel 600
Maximum immersion (nominal) Straight: 305 mm (12 in), Angled: 210 mm (8.3 in) Straight: 305 mm (12 in), Angled: 210 mm (8.3 in)
Minimum immersion (<5 mK error) 100 mm (3.9 in) 100 mm (3.9 in)
Minimum insulation resistance 500 MΩ at 23 °C 500 MΩ at 23 °C, 10 MΩ at 670 °C
Transition junction temperature range 3) –50 °C to 200 °C –50 °C to 200 °C
Transition junction dimensions 71 mm × 12.5 mm (2.8 in × 0.42 in) 71 mm × 12.5 mm (2.8 in × 0.42 in)
Typical response time 12 seconds 12 seconds
Self heating (in 0 °C bath) 50 mW/°C 50 mW/°C
Lead-wire cable Teflon cable, Teflon insulated, 24 AWG stranded, silver-plated copper Teflon cable, Teflon insulated, 24 AWG stranded, silver-plated copper
Lead-wire length 1.8 m (6 ft) 1.8 m (6 ft)
Lead-wire temperature range –50 °C to 250 °C –50 °C to 250 °C
Warranty 1 Year 1 Year
1) Three thermal cycles from min to max temp, includes hysteresis, 95% confidence
2) After 100 hrs at max temp, 95% confidence
3) Temperatures outside this range will cause irreparable damage. For best performance, transition junction should not be too hot to touch.

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Beamex RPRT High-accuracy Reference Sensor_DpstarGroup

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