Specifications

OWNER’S GUIDE  CONDITIONERS, DAQ | 13349
DAQP-CHARGE-B Isolated Static/Dynamic Charge module
Ideal for these kinds of sensors: Charge sensors, dynamic or static
Special capability: Selectable time bases for long settling time sensors
Charge drift < 0.03 pC/sec
Input ranges: ±100 to ±1 000 000 pC
Bandwidth: 100 kHz
Isolation: 350 VDC
Signal connection: BNC connector
DAQP-CHARGE-B specications
Parameter DAQP-CHARGE-B
Input ranges: ±100, ±500, ±2 000, ±10 000, ±40 000, ±200 000, ±1 000 000 pC
Supported sensor types: Dynamic and static CHARGE accelerometers and microphones
Gain accuracy: 0.5 % of range (1 % of range for 100 and 500 pC)
Gain linearity: ±0.5 %
-3 dB Bandwidth: 100 kHz (±1.5 dB @ f0)
Range selection: Pushbutton or software selection
Filters (low-pass): 10 Hz, 30 Hz, 100 Hz, 300 Hz, 1 kHz, 3 kHz, 10 kHz, 30 kHz, 100 kHz (±2 dB @ f0)
Filter selection: Push button or software selection
Filter characteristics:
Bessel or Butterworth (software selectable)
40 dB / decade (12 dB / octave)
Time constant:
Long
Highpass filter on
DC mode
2 to 1000 sec.
Drift input current @ 25 °C: < ±0.03 pC/s
Offset drift: 50 ppm of Range/°K
Amplifier reset: Push button or software
Offset after reset: ±2 mV or ±1 pC (greater value is valid)
Typ. SNR @ max. bandwidth:
Range 100 pC
Range > 2000 pC
76 dB (82 dB @ 30 kHz / 85 dB @ 10 kHz )
81 dB (89 dB @ 30 kHz / 93 dB @ 10 kHz )
Ouput noise:
@ 100 kHz
@ 30 kHz
0.3 mVRMS + 0.01 pCRMS
0.12 mVRMS + 0.008 pCRMS
Output voltage: ±5V
Output noise: < 8 mV (all ranges with 50 kHz filter)
Cable noise: < 10-5 pCRMS/pF
CMR: < 0.02 pC/V (difference between input and output ground)
Input overvoltage protection: 1 kV ESD
Isolation: 350 VDC
Power consumption: 1.5 W to 3.5 W (depending on signal range and frequency)
Power supply voltage: ±9 VDC (±1 %)
TEDS support: N/A
RS-485 interface for module control Yes