Technical Specifications |
Name/Function
| Simultaneous Sample and Hold and Low-Pass Filter Card |
Number of Channels
| 4 |
Input Connections
| 4 BNC connectors; 4 screw-terminal sets |
Output Connector
| DB37 male, mates with P1 using CA-37-x cable |
Number of Cards Addressable
| 64 |
Dimensions
| 8.25” × 3.25” |
Input Type
| Differential |
Voltage Input Ranges
| 0 to ±5000 mVDC 0 to ±500 mVDC 0 to ±50 mVDC 0 to ±25 mVDC 0 to ±10 mVDC |
For Custom Gains
| RGAIN = [40,000/(Gain-1)] - 80 ? |
Input Amplifier Slew Rate
| 12 V/µs minimum |
Acquisition Time
| 0.6 µs (10 V excursion to 0.1%) 0.7 µs (10 V excursion to 0.01%) |
Channel-to-Channel Aperture Uncertainty
| 50 ns |
Output Droop Rate
| 0.1 µV/µs |
Input Gains
| ×1, ×10, ×100, ×200, x500, and user-set up to ×500 |
Input Offset Voltage
| 500 µV + 5000/G maximum (nullable) |
Input Offset Drift
| ±5 + 100/G µV/°C maximum |
Input Bias Current
| 100 pA maximum |
Input Offset Currents
| 50 pA maximum |
Input Impedance
| 5 × 1012 ? parallel with 6 pF |
Switchable Bias Resistors
| 100 K? each to analog common |
Gain Errors
| 0.04% @ ×1 0.1% @ ×10 0.2% @ ×100 0.4% @ ×200 1.0% @ ×500 |
Temperature vs Gain
| ±20 ppm/°C @ ×1 ±20 ppm/°C @ ×10 ±40 ppm/°C @ ×100 ±60 ppm/°C @ ×200 ±100 ppm/°C @ ×500 |
Non-Linearity
| ±0.015 % full-scale @ ×1 ±0.015 % full-scale @ ×10 ±0.025 % full-scale @ ×100 ±0.025 % full-scale @ ×200 ±0.045% full-scale @ ×500 |
Common-Mode Rejection
| 70 dB minimum @ ×1 87 dB minimum @ ×10 100 dB minimum @ ×100 100 dB minimum @ ×200 100 dB minimum @ ×500 |
Active Filter Device
| UAF42 (Burr-Brown) |
Number of Poles/Filter
| 3 |
Types of Filters
| Bessel, Butterworth, Chebyshev |
Frequency Range
| 0.1 Hz to 50 kHz\ The frequency is set by installation of 4-6 resistors and/or capacitors in provided socket locations. |
Frequency Modules
| Optional frequency module kits are available that consist of 4 plug-in resistor/capacitor (RC) headers. These RC headers are preconfigured for any of the following |
frequencies
| 5 Hz, 10 Hz, 100 Hz, 500 Hz, or 1 kHz—all are Butterworthtype filters |