Description
The MVT-11B Millivolt module will conªgure the XR440 Pocket Logger as follows:
Channel 1: Ambient temperature.
Channel 3: ±11mV Input (or Thermocouple Input).
Channels 2 and 4: ‘Standard’ channels, suitable for any Pace sensors, 0-5vDC or resistive inputs.
Mvt Modules – Common Specifications
Operating Temperature | -40 to 60°C (-40 to 140°F) |
Size | 41mm wide x 19mm deep x 14mm high |
Overall Size with XR440 Data Logger | Adds 9mm to XR440’s overall length, no change to XR440’s height and width |
Thermistor Sensor | ±0.1°C interchangeability, 0-70°C |
Input Type | Single ended, (-) terminal is internally connected to dc ground |
Input Impedance | Greater than 10 M ohm |
Note: The last letter of the model number (‘u’ or ‘b’) signifies unipolar or bipolar input.
Electrical Specifications
Model | Mvt-22b |
Range | ±11 mV |
Resolution (12 bit) | 12 µV |
Offset Voltage | 200 µV max. |
Offset Voltage Drift | 2 µV/ °C max. |
Accepts Thermocouple | Yes |
System Accuracy | 0.8% of F.S. |
Mvt-11b Thermocouple Specifications
Type | Min. Temperature | Max. Temperature | Approx. Resolution |
J | -130°C (-202°F) | 200°C (392°F) | 0.2°C (0.4°F) |
K | -250°C (-418°F) | 270°C (518°F) | 0.3°C (0.5°F) |
N | -50°C (-58°F) | 340°C (644°F) | 0.3°C (0.5°F) |
R | 0°C (32°F) | 1030°C (1886°F) | 0.8°C (1.4°F) |
S | 0°C (32°F) | 1120°C (2048°F) | 1.0°C (1.8°F) |
T | -200°C (-328°F) | 230°C (446°F) | 0.2°C (0.4°F) |
B | 0°C (32°F) | 1570°C (2858°F) | 1.0°C (1.8°F) |
C | 0°C (32°F) | 620°C (1148°F) | 0.6°C (1.1°F) |
E | -100°C (-148°F) | 160°C (320°F) | 0.15°C (0.3°F) |