MBT 3252 Temperature Sensor

Brand: Danfoss

Heavy-duty temperature sensor for controlling cooling water, lubrication oil, hydraulic oil and refrigeration plants within general industry.

This temperature sensor is based on a standardised Pt 100 element, which gives a reliable and accurate measurement.

The changeable measuring insert is equipped with a silicone cable, which makes the sensor very resistant towards vibrations.

The MBT 3252 is equipped with a B-head as standard. If needed, a transmitter (MBT 9110) can be ordered as an integrated part of the MBT 3252 sensor.
Features
  • Gaseous or liquid media, e.g. air, gas, vapour, water or oil
  • Resistance or 4-20 mA signal
  • Up to 200° C media temperature
  • Pt sensing element with silicone cable
  • Can be used with 2- or 3-wire connections
  • Interchangeable measuring insert
  • Available with built-in transmitter
  • Also available in a marine version as MBT 5252

Specifications

Brand

Ambient Temperature Range

  • 90° C (194° F) for Sensors without Temperature Transmitter

BSP Connection

  • G 1/2” A Male

Cable Entry

  • PG16 - B-head

Connection Material

  • 316L Stainless Steel, 1.4401

Electrical Connectors

  • DIN 43763
  • Silicone Cable
  • Terminal Block

Enclosure, Body Material

  • Die Cast Aluminum

Environmental Protection

  • IP65 According to IEC 60529

Flow Rate

  • 25 m/sec - Permissible Media Velocity for Air, Steam
  • 3 m/sec - Permissible Media Velocity for Water

Insertion 'U' Length

  • 1.9” to 9.8” (50 to 250 mm)

Length

  • 1.97” (50 mm) - Extension Length

Materials of Construction

  • 316Ti Stainless Steel, 1.4542 - Protection Tube & Extension Length

Measuring Range

  • -50° to 200° C (-58° to 392° F)

Media

  • Air
  • Liquids & Gases
  • Oil
  • Steam
  • Water

Output

  • 4-20 mA - Temperature Transmitter MBT 9110

Response Time

  • 110 to 390 seconds for Air 1 m/sec
  • 14 to 42 seconds for Water 0.2 m/sec

Sensor / Probe Connection

  • 2-Wire

Sensor / Probe Type

  • Pt100

Shock

  • 100 G, 6 milliseconds - Vibration Stability

Supply Voltage

  • 8-35 Vdc - Temperature Transmitter MBT 9110

Temperature Range

  • -50° to 200° C (-58° to 392° F)
  • 85° C (185° F) for Sensors with Temperature Transmitter

Tolerance

  • EN 60751 Class B: ± (0.3 + 0.005 x T), T = Temperature of Medium, Numerical Value

Torque

  • 442.5 In/Lbs (50 Nm)

Union Nut Material

  • Nickel-Plated Brass

Vibration

  • 4 G Sine Function at 2 to 100 Hz, Measured According to IEC 60068-2-6

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