DEWE-43A Tech specs

Technical Drawings

DEWE-43A technical drawing
DEWE-43A technical drawing
DEWE-43A technical drawing
DEWE-43A technical drawing

Technical Specifications

Analog inputs
Number of channels 8
Inputs Voltage, full bridge
ADC type 24-bit sigma-delta with anti-aliasing filter
Sampling rate Simultaneous 200 kS/sec
Input type Differential
Voltage ranges ±10 V ±1 V ±100 mV ±10 mV
DC accuracy
0.05 % of value + 1 mV
0.05 % of value + 0.2 mV
0.05 % of value + 0.1 mV
0.05 % of value + 0.1 mV
[email protected] 50Hz/400Hz/1kHz
85 dB / 92 dB / 89 dB
97 dB / 97 dB / 88 dB
100 dB / 97 dB / 89 dB
101 dB / 97 dB / 89 dB
Noise floor 107 dB @ ±10 V range
Signal to noise:
0.1 kS/s to 51.2 kS/s
51.2 kS/s to 102.4 kS/s
102.4 kS/s to 200 kS/s

105 dB
100 dB
75 dB
Gain Drift Typical 10 ppm/K, max. 40 ppm/K
Offset Drift Typical 2 μV/K + 5 ppm of range/K, max 5 μV/K + 10 ppm of range/K
Channel-to-Channel Phase Mismatch <0.1° @ 5 kHz
Phase-to-Phase Mismatch 0.6° @ 1 kHz
Input impedance 20 MΩ || 47 pF (differential)
10 MΩ || 33 pF (common mode)
Maximum common mode voltage ±13 V
Overvoltage protection ±70 V input protection
Excitation Voltage
Excitation voltage ±5 V ±0.1 % bridge sensor supply, 70 mA limit
Excitation Drift ±50 ppm/K ±100 μV/K
Sensor supply 12 V, 350 mA (Shared between: 8xAI, 8xCounters, 2xCAN)
Counter/Digital inputs
Number of channels 8 counters/24 digital input, fully synchronized with analog
Modes Counting, waveform timing, encoder, tacho, geartooth sensor
Counter timebase 102.4 MHz
Time base accuracy Typical: 5 ppm, Max: 20 ppm
Max. Bandwidth 10 MHz
Input Filter 500 ns, 1 μs, 2 μs, 4 μs, 5 μs and 7.5 μs
Counter resolution 32-bit
Input Compatibility, Level TTL/CMOS (Low: <0.8 V, High >2 V)
Input termination, impedance 100 kΩ pull-up to +3.3 V
Input Protection ±30 V continuous
Alarm output Not available
Sensor supply +5 V, +12 V (See bellow: Power, Sensor power supply)
CAN bus
Number of ports 2
Interface type CAN 2.0B, up to 1 MBit/sec
Special applications CCP, OBDII, J1939, CAN output
Galvanic isolation Isolated
Bus pin fault protection ±36 V
ESD protection 8 kV
Interfaces and options
USB USB-B mini, USB 2.0 interface
Synchronisation 2x SIRIUS® SYNC
Max. Sync-cable length 100 m (Master/Slave), 200 m (IRIG)
Power
Power supply 9 - 36 V DC
Galvanic isolation ISO-POWER Isolated
Sensor power supply Up to 10W total:
12 V, total limit 350 mA (Shared between: 8xAI, 8xCounters, 2xCAN)
5 V, total limit 700 mA (Shared between: 8xCounters, 2xCAN)
+/-5 V Exc., Ch. limit 70 mA
Power consumption Typ. 6 W, Max. 18 W
Environmental
Operating Temperature Max. 60 °C down to -20 °C
Storage Temperature -40 °C to 85 °C
Humidity 5 to 95 % RH non-condensing at 50 °C
IP rating IP50
Shock & Vibration Vibration sweep sinus (EN 60068-2-6:2008)
Vibration random (EN 60721-3-2: 1997 - Class 2M2)
Shock (EN 60068-2-27:2009)
MIL-STD-810D
Physical
Dimensions 225 x 80 x 45 mm
Weight 0.72 kg
Rev: 1628236800