Omega Engineering OMB-DBK-34A, User Manual

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DBK Option Cards and Modules
879895
DBK17, pg. 5
DBK17 – Specifications
Name/Function: Simultaneous Sample-Hold Card
Number of Channels
: 4
Input Connections : 4 BNC connectors, 4 screw-terminal sets
Output Connector : DB37 male, which mates with P1 using CA-37-x
cable
Number of Cards Addressable : 64
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
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, ×500 & User-Set
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 × 10
12
parallel with 6 pF
Switchable Bias Resistors : 100 K
Ω
(each to analog common)
Gain Errors :
0.04% @ ×1
0.1% @ ×10
0.2% @ ×100
0.4% @ ×200
1.0% @ ×500
Gain vs Temperature :
×1 @ ±20 ppm/°C
×10 @ ±20 ppm/°C
×100 @ ±40 ppm/°C
×200 @ ±60 ppm/°C
×500 @ ±100 ppm/°C
Non-Linearity :
×1 to ±0.015% full-scale
×10 to ±0.015% full-scale
×100 to ±0.025% full-scale
×200 to ±0.025% full-scale
×500 to ±0.045% full-scale
Common-Mode Rejection Ratio
(CMRR) :
70 dB minimum @ ×1
87 dB minimum @ ×10
100 dB minimum @ ×100
100 dB minimum @ ×200
100 dB minimum @ ×500