3331 Temperature Converter

Brand: PR Electronics

  • Excellent accuracy, better than 0.05% of span
  • Slimline housing of 6 mm
  • Excellent EMC performance and 50/60 Hz noise suppression
  • Selectable < 30 ms / 300 ms response time
  • Pre-calibrated temperature ranges selectable via DIP-switches
Features
  • Flexibly loop powered by 5.5...35 VDC via connectors.
  • < 30 ms fast response time with simultaneous sensor error detection when selected.
  • Selectable 300 ms response time when signal dampening is needed.
  • Selectable internal/external CJC.
  • Excellent conversion accuracy in all available ranges, better than 0.05% of span.
  • Meeting the NAMUR NE21 recommendations, the 3331 provides top measurement performance in harsh EMC environments.
  • The device meets the NAMUR NE43 standard defining out of range and sensor error output values.
  • All terminals are protected against overvoltage and polarity error.
  • High galvanic isolation of 2.5 kVAC.
  • Excellent signal/noise ratio of > 60 dB.

Specifications

Accuracy

  • ± 0.05%

Approvals & Certifications

  • ATEX 2014/34/EU KEMA 10-ATEX-0147 X, II 3 G Ex NA IIC T4 Gc
  • DNV Marine Standard F. Certificate No. 2.4
  • EAC TR CU 020/2011
  • EMC 2014/30/EU
  • FM 3041043-C
  • GL V1-7-2
  • IECEx KEM 10.0068X
  • LVD 2014/35/EU
  • RoHS 2011/65/EU
  • UL 61010-1

Calibration

  • 20° to 28° C (68° to 82° F)

Environmental Protection

  • IP20

Humidity

  • < 95% Relative Humidity, Non-Condensing

Load

  • ≤ (Vsupply-5.5) / 0.023 ohms

Output

  • 0 to 23 mA Signal Range

Response Time

  • < 30 milliseconds / 300 milliseconds, Selectable (0 to 90%, 100 to 10%)

RTD Type

  • Pt100 Temperature Range -200° to 850° C (-328° to 1562° F)

Storage Temperature

  • -40° to 85° C (-40° to 185° F)

Supply Voltage

  • 5.5-35 Vdc

Temperature Range

  • -25° to 70° C (-13° to 160° F)

Vibration

  • ± 1.6 mm
  • ± 4 G

  • The 3331 temperature converter measures a standard Pt100, TC J and K temperature sensor, and provides an isolated passive analog current output signal.
  • High 2 port isolation provides surge suppression and protects the control system from transients and noise.
  • The 3331 can be mounted in the safe area or in Zone 2 / Division 2 areas.
  • Approved for marine applications.

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