M-RTD2

4 PT100 measurement inputs

M-RTD2

4 PT100 measurement inputs
  • Measurement data output to CAN
  • Galvanic isolation (inputs, CAN, supply, enclosure)
  • Designed for engine compartment applications
  • Toolless module to module connection
  • Ruggedized and compact modules for harsh environments

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Technical Data

Accuracy at ambient temperature 25 °C (77 °F) ±0.020 % for full measurement range
Sensor excitation current 1 mA, short-circuit proof (software contolled)
Inputs 4
Working temperature range -40 … 125 °C (-40 … 257 °F)
IP-Code IP 67 (ISO 20653 - 2013)

M-RTD2 – Technical data

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Input HV
* Safety instructions
General channel properties
AD converter 16 bit / SAR (successive approximation register)
Aggregate sample rate 400 Hz
Hardware filter (fixed) 150 Hz, Butterworth (8-pole)
Software filter types Butterworth, Elliptic (8-pole), Bessel
Software filter (DSP selectable) 6 / 7.5 / 9.96 / 15 / 30 / 39.96 min, 1 / 1.25 / 1.67 / 2.5 / 5.0 / 6.67 / 10 / 12.5 Hz
Channel temperature
Measurement range temperature RTD 100 / PT100 -50 … 450°C (-58 … 842 °F)
Accuracy at ambient temperature 25 °C (77 °F) ±0.020 % for full measurement range
Accuracy in the range -40 … 85 °C ±0.12 % for full measurement range
Accuracy in the range -40 … 125 °C ±0.25 % for full measurement range
Invers voltage (I_OUT+ ↔ I_OUT-) ±20 V
Sensor excitation current 1 mA, short-circuit proof (software contolled)
Channel CNT
Number of inputs
Excitation
Sensorspeisung
Galvanic isolation
Input ↔ module power supply ±100 V (indefinitely), ±500 V (pulse voltage)
Input ↔ CAN ±100 V (indefinitely), ±500 V (pulse voltage)
Input ↔ enclosure ±100 V (indefinitely), ±500 V (pulse voltage)
Input ↔ input ±100 V (indefinitely), ±500 V (pulse voltage)
Device
Inputs 4
Precisions
Maximum input protection voltage (channel) ±100 V (indefinitely), ±200 V (short-time, t < 2 ms)
Voltage supply 9 … 36 VDC
Supply voltage thresholds On 9 ±0.3 VDC / Off 6 ±0.3 VDC
Power consumption, typical 2.5 W
Working temperature range -40 … 125 °C (-40 … 257 °F)
Storage temperature range -55 … 150 °C (-67 … 302 °F)
IP-Code IP 67 (ISO 20653 - 2013)
Relative humidity 5 ... 95 %
Operating altitude (above sea level) 55.000 Fuß / 16.764 m
Dimensions W106 mm x H43 mm x D57 mm (4.17 in x 1.69 in x 2.26 in)
Weight 410 g (0.90 lb)
Configuration interface CAN high speed
Data transfer rate Software selectable up to 1 MBit/s (ISO11898-2)
Housing material Aluminum, gold anodized
Input sockets Lemo ERA OS 304
Status LED Yes
Schutz gegen aggressive Flüssigkeiten
Electrical data
Status LED
Accessories
System cable 620-561 M-PWR term cable, banana, 620-567 M-CAN/PWR term cable SubD/S, banana, 620-560 M-CAN cable, 620-502 M-CAN cable SUBD/S Term., M-CAN-ABS
Input cable 670-937 RTD 0S cable open

Accessories

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