MEN M-Module Mezzanine I/O
M70 – Temperature Acquisition
N 4, 8 or 16 channels
N RTDs: PT100/PT1000
N 2-, 3- or 4-wire connection
N N 16 bits resolution
N 20ms typ. conversion time
N 0.025..1V measuring range
N Input protection
N Line-break detection
N N 80KB memory
N Optical isolation Digital Signal Processor Miscellaneous Mechanical Specifications
N 1 ADSP-2181 (Analog Devices)
N On-board digital
temperature sensor manufacturer N Dimensions: conforming to M-Module
™ Standard
N 16k x 16 bits data buffer
N EEPROM for calibration values
N 16k x 24 bits program memory
N M-Module
™ identification EEPROM
N Weight: 82g
N 80KB total DSP memory
N On-board DC/DC
industrial converter for supply of A/D converter
Environmental Specifications
N 32 MHz clock frequency
N Temperature range (operation):
A/D Conversion Peripheral Connections
N 0..+60°C or -40..+85°C
N 20-bit Delta-Sigma A/D converter CS5526 (
Industrial crystal Semiconductor)
N Via front panel on a shielded 44-pin HD-Sub receptacle connector
N Airflow: min. 10m³/h
N Temperature range (storage): -40..+85°C
N Linearity error: 0.0015%FS
N Via carrier board (rear I/O)
N Relative humidity range (operation): max. 95% non-condensing
N Noise free resolution: 18 bits
M-Module
™ Characteristics
N Bipolar/unipolar input ranges (25mV to 5V)
N A08, D16, INTA, DMA, IDENT
N Relative humidity range (storage): max. 95% non-condensing
N Maximum
industrial sampling rate: 200Hz
Electrical Specifications Inputs
N Isolation voltage:
N Altitude: -300m to + 3,000m
N 16 voltage inputs with 25mV..1V sensitivity
N 500V DC between isolated side and digital side
N Shock: 15g/11ms
N Measuring current < 0.4mA (power in the sensor < 0.3mW)
N Bump: 10g/16ms
N Voltage between the connector shield and isolated ground is limited to 180V using a varistor; AC coupling between connector shield and isolated ground through 47nF
capacitor manufacturer N Vibration (sinusoidal): 2g/10..150Hz
Sensors
N Conformal coating on request
N Resistance
temperature detectors (RTD): PT100 or PT1000
Safety
N PCB manufactured with a flammability rating of 94V-0 by UL recognized manufacturers
N Supported temperature range: -200..+850°C
N Thermocouples of type K or type T, option: configuration for other types
N Supply voltage/power consumption: +5V (4.85V..5.25V), 500mA typ.
EMC
N Tested according to EN 55022 (radio disturbance), IEC1000-4-2 (ESD) and IEC1000-4-4 (burst) with regard to CE conformity
N Supported temperature range type K: -200..+1372°C
N MTBF: tbd. (derived from MIL-HDBK-217F)
N Supported temperature range type T: -200..+400°C
N Line break detection
Measuring Accuracy
N RTD 2-wire: ±0.7%, ±0.5°C
N RTD 3-wire: ±0.3%, ±0.5°C
N RTD 4-wire: ±0.1%, ±0.5°C
N Thermocouple: ±0.5%, ±0.5°C
M-Module Mezzanine I/O N All values refer to the final measuring value of the thermo sensor at an ambient temperature of 0..+60°C. Error tolerance of sensor must be added.
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