Atec Dewetron-DEWE2_DatatsheetЙ - Manual (Page 28)

TRION-2402-dACC
-8-SMB
TRION-2402-dACC
-6-BNC
www.dewetron.com
28
Differential multi-function input module
Sampling: 24 bit; 204.8 kS/s per channel
Input types: Voltage measurement from ±30 mV to ±70 V
DC
(46.7 V
RMS
AC)
IEPE
Resistance
Current (using external shunt)
Additional feature: AUX socket
TRION-2402-dACC
Series Modules
TRION-dACC specifications
Input channels
8 using SMB sockets (TRION-2402-dACC-8-SMB)
6 using BNC sockets (TRION-2402-dACC-6-BNC)
AUX socket (SMB version only) Selectable: Camera trigger, external trigger, CAL-port
Sampling rate 204.8 kS/s per channel
Resolution 24 bit
Input ranges
Voltage ±30, ±100, ±300 mV, ±1, ±3 V, ±10 V, ±30 V, ±100 V 1)
IEPE ±100, 300 mV, 1 V, 3 V, 10 V
Resistance 10, 30, 100, 300 Ω, 1, 3, 10, 30, 100, 300, 1000 kΩ
Current Depending on external Shunt
Voltage input accuracy ±0.02 % of reading ± 0.02 % of range ±200 μV
Gain drift typical 10 ppm/°C max. 20 ppm/°C
Offset drift typical 0.3 μV/°C + 10 ppm of range, max 15 μV/°C + 20 ppm of range
linearity typical 0.01 %
Input impedance 10 MΩ
Input bias current < 1 nA
Input configuration Single ended or differential (programmable)
Input coupling DC, AC (0.16 Hz, 0.5 Hz, 3.4 Hz, 10 Hz)
Sensor fault detection for IEPE short circuit and open sensor detection with LED indication
Excitation current 0.1 to 24 mA
DC
(programmable, 16 Bit DAC, 2 Ranges)
Accuracy 0.05% ±2 μA
Drift 15 ppm/°C
Compliance voltage 23 V
Output impedance >10 MΩ
Supported sensors IEPE (up to 24 mA excitation)
Resistance
Resistance Temperature Detection: Pt100, Pt200, Pt500, Pt1000, Pt2000
Counter Channels 2 Counter channels, linked to analog input Channel 1 and Channel 2
Counter modes Event counting; Periode; Frequency; Pulsewidth; Dutycycle
Trigger Level Trigger and retrigger level freely programmable within analog input range
Typical SNR Range 100 mV 1 V 10 V 100 V
100 S/s ≤ fs ≤ 1 kS/s 97 dB 111 dB 112 dB 112 dB
10 kS/s < fs ≤ 102.4 kS/s 87 dB 104 dB 107 dB 104 dB
102.4 kS/s < f ≤ 200 kS/s 80 dB 81 dB 81 dB 81 dB
Spurious free dynamic range Range 10 mV 100 mV 1 V 10 V
100 S/s ≤ fs ≤ 1 kS/s 124 dB 139 dB 140 dB 139 dB
10 kS/s < fs ≤ 102.4 kS/s 118 dB 134 dB 134 dB 134 dB
102.4 kS/s < f ≤ 200 kS/s 116 dB* / 110 dB 131 dB* / 112 dB 132 dB* / 110 dB 131 dB* / 112 dB
Typical CMRR ≤10V Range 100 dB @ 50 Hz 100 dB @ 1 kHz
>10 to 200 V Range 90 dB @ 50 Hz 70 dB @ 1 KHz
Low pass Filter (in DEWESoft 7™, digital) 10 Hz, 30 Hz, 100 Hz, 300 Hz, 1 kHz, 3 kHz, 10 kHz, 30 kHz, Off
Characterisic Bessel or Butterworth
Filter order 2 nd , 4 th , 6 th , 8 th
Analog anti aliasing filter 2 nd order Bessel, automatically set by sample rate
Sample rate ≤ 1kS/s 2.5 kHz (-3 dB), 1.5 kHz (-1 dB)
Sample rate ≤ 10kS/s 25 kHz (-3 dB), 15 kHz (-1 dB)
Sample rate > 10kS/s 250 kHz (-3 dB), 150 kHz (-1 dB)
Bandwidth (-3 dB digital filter)
1 kS/s ≤ fs ≤ 51.2 kS/s 0.494 fs
51.2 kS/s < fs ≤ 102.4 kS/s 0.49 fs
102.4 kS/s < fs ≤ 204.8 kS/s 0.38 fs
Crosstalk fin 1 kHz [10 kHz] 120 dB [105 dB]
Inter channel phase mismatch 0.02° * fin (kHz) + 0.08°
Common mode voltage 1) ±200 V
DC
(input range > 10 V), ±12 V
DC
(input range ≤ 10 V)
1) For safety reasons maximum allowed voltage: 70 V
DC
(46.7 V
RMS
AC)