M-THERMO2

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M-THERMO2

8-channel thermocouple measurement inputs type K (NiCr/NiAl)

Cold junction compensation per channel
Status LED at each measurement channel
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

Technical Data

Accuracy at ambient temperature 25 °C (77 °F)	±0.025 % (typical), ±0.035 % over whole measuring range
Inputs	8
Working temperature range	-40 … 125 °C (-40 … 257 °F)
IP-Code	IP 67 (ISO 20653 - 2013)

Input HV
* Safety instructions
General channel properties
Special functions	Sensor breakage detection (activation via software setting)
Aggregate sample rate	800 Hz
Hardware filter (fixed)	10 Hz, filter type RC low pass
Channel impedance	4.0 MΩ
Channel LED	Yes, Yes, Sensor break detection, Channel LED is flashing during configuration
Channel temperature
Measurement range temperature	Type K (NiCr/NiAl) -60 … 1370 °C (-76 … 2498 °F)
Accuracy at ambient temperature 25 °C (77 °F)	±0.025 % (typical), ±0.035 % over whole measuring range
Drift for ambient temperature -40 … 125 °C	±10 ppm/K (from hardware version 3.30), ±40 ppm/K
Linearization of sensor characteristic line	Numerical interpolated
Cold junction compensation (CJC)	PT100 for each channel
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	8
Precisions
Maximum input protection voltage (channel)	±50 V (continuous), ±200 V (short-term, t < 2 ms)
Voltage supply	6 … 36 VDC
Supply voltage thresholds	On 9 ±0.3 VDC / Off 6 ±0.3 VDC
Power consumption, typical	1.1 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 H30 mm x D57 mm (4.17 in x 1.18 in x 2.26 in)
Weight	315 g (0.69 lb)
Configuration interface	CAN high speed
Data transfer rate	Software selectable up to 1 MBit/s (ISO11898-2)
Test standards	IEC 61010-2-201
Input sockets	Miniature TC connector green (DIN IEC 584), Miniature TC connector yellow (ANSI MC 96.1)
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