Analog Inputs - Omega OMB-DAQBOARD-3000 Series User Manual

PDQ30 Specifications
General
Operating Temperature: -30˚ to +70˚C
Storage Temperature: -40˚ to +80˚C
Power Consumption: 400 mW (max)
Warm up: 30 minutes to rated specifications
Relative Humidity: 0 to 95%, non-condensing
Vibration: MIL STD 810E, category 1 and 10
Communications Connector: 25 pin DSUB
Signal I/O Connector: Six removable screw terminal blocks (12 connections each)
Dimensions: 269mm W x 92mm D x 45 mm H: (10.6" x 3.6" x 1.6")
Weight: 400g (0.88 lbs)

Analog Inputs

Channels: 48 single-ended inputs; 24 channels differential inputs
Voltage Measurement Speed: 1µs per channel
Temperature Measurement Speed: programmable from 100µs to 20ms per channel
Ranges: ±10V, ±5V, ±2V, ±1V, ±500mV, ±200mV, ±100mV, universal thermocouple.
Software or sequencer selectable on a per-channel basis
Total Harmonic Distortion: -80dB typical for ±10V range, 1 kHz fundamental
Signal to Noise and Distortion: 72dB typical for ±10V range, 1 kHz fundamental
Input Impedance: 10M Ohm (single-ended); 20M Ohm (differential)
Bias Current: 40 pA typical (0 to 35°C)
Crosstalk: -75dB DC to 60 Hz; -65dB @ 10 kHz, typical
Over-Voltage Protection: ±20V
Voltage
Range*
-10V to
-5V to
-2V to
-1V to
-500 mV to
-200 mV to
-100 mV to
* Specifications assume differential input signal channel scan, 1-MHz scan rate, unfiltered, CMV=0.0V,
30 minute warm-up, DaqBoard/3000
** Noise reflects 10,000 samples at 1-MHz, typical, differential short
TC Types and Accuracy
TC Temp Range (°C)
J -200
K -200
T -200
E -270
R
S
B
N -270
1
Assumes 256 average mode applied, CMV=0.0V, 30 minute warm-up, and
25ºC ambient temperature. Excludes thermocouple errors.
Note: Specifications are subject to change without notice.
Accuracy
±(% Reading + % Range)
23ºC ± 10°C, 1 year
10V 0.031% + 0.008%
5V 0.031% + 0.009%
2V 0.031% + 0.010%
1V 0.031% + 0.012%
500 mV 0.031% + 0.018%
200 mV 0.036% + 0.012%
100 mV 0.042% + 0.018%
1
Accuracy (±°C)
to +760 1.1
to +1200 1.2
to +400 1.1
to +650 1.0
-50 to +1768 2.5
-50 to +1768 2.6
+50 to +1780 3.3
to +1300 1.5
Temperature Coefficient
± (ppm of Reading + ppm Range)/ºC
0ºC to 13°C and 33ºC to 60ºC
14 + 8
14 + 9
14 + 10
14 + 12
14 + 18
14 + 12
14 + 18
Noise (±°C)
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
988093
Noise**
(cts RMS)
2
2
2
3
5
9
17
Specifications 7-7