Specifications
OWNER’S GUIDE CONDITIONERS, MDAQ | 15397
MDAQ-SUB-ACC-A IEPE Accelerometer module
Sensor compatibilty: IEPE constant current accelerometers and
microphones, and ±10V max voltages
Special features: Two selectable high-pass lters
Modes: Single ended, AC/DC coupling
Bandwidth: 300 kHz
Isolation: N/A
Compatibility: Plugs into any MDAQ-BASE card
Signal connection: -BNC: BNC connector
MDAQ-SUB-ACC-A specications
Parameter MDAQ-SUB-ACC-A
Input voltage ranges: ±0.125 V, 0.25 V, 0.5 V, 1 V, 1.25 V, 2.5 V, 5 V, 10 V
Gain: 0.5, 1, 2, 4, 5, 10, 20, 40
Input modes:
Voltage modes
IEPE or low voltage
Single-ended only
AC or DC coupling
Input impedance: 1 MΩ
DC Accuracy:
±0.125 to ±1V
±1.25V; ±2.5V
±5;10V
(with correction table applied) (without correction table applied)
±0.03% of reading ±400 μV ±0.15% of reading 400 µV
±0.03% of reading ±1 mV ±0.15% of reading 1 mV
±0.02% of reading ±0.03% of range ±0.15% of reading ±0.03% of range
Gain drift: typ. 10 ppm/K (max. 20 ppm/K)
Input offset drift: typ. 3 μV/K (max. 12 μV/K)
Over voltage protection:
IN+ ±40 V
IN- Single ended: max 300 mA
Max common mode voltage: ±12 V (differential mode)
-3 dB Bandwidth: 300 kHz (200 kHz at range 1.25 V and 0.125 V)
Channel separation @ 10 kHz: > 96 dB
CMR @ 50 Hz (@ 1 kHz): > 94 dB (> 80 dB)
Typ. SNR @ 50 kHz bandwidth:
Range ±0.125 V
Range ±0.25 V
Range ±0.5 V to ±1.25 V
Range ±2.5 V to ±10 V
> 87 dB
> 93 dB
> 96 dB
> 100 dB
Sensor excitation: 4 or 8 mA, 5 % up to 24 VDC
Current noise: 150 nA * sqrt (Hz)
RS485 interface for module control: Yes
Power supply voltage: ±15 VDC
Output voltage: ±5 V
Output impedance: 5 Ω
Power consumption: typ. 10 W (max 12 W @ 8 mA sensor excitation)
TEDS support: Yes, compatible with TEDS chips DS 2406, DS 2430A, DS 2432, DS2433
Standard operating temperature: 0 °C to 70 °C (32 °F to 158 °F)
V