Measurement Computing DaqTemp - Manual (Page 39)

DaqTemp User’s Manual 09-04-02 Specifications 7-1
Specifications 7
There are currently four different models of DaqTemp, as indicated by the following table. Each DaqTemp includes a signal
connection module, a 3 foot cable, a DaqTemp PCI plug-in board, DaqView software, and drivers for DASYLab.
TC Voltage
Counter/
Frequency
Timer/
Pulse Analog Digital
Module Inputs Inputs Inputs Outputs Outputs I/O
DaqTemp7 7 7 4 2 0 24
DaqTemp7A 7 7 4 2 2 24
DaqTemp14 14 7 4 2 0 24
DaqTemp14A 14 7 4 2 4 24
General
Supply Voltage Range: 4.75 VDC to 5.25 VDC (from PCI Bus)
Power Consumption: 5.5 W
Operating Temperature: 0° to +60°C
Storage Temperature: -40° to +80°C
Relative Humidity: 0 to 95%, non-condensing
Vibration: MIL STD 810E
PCI Board Dimensions: 165 mm W x 15 mm D x 108 mm H (6.5” x 0.6” x 4.2”)
Signal Connection Module Dimensions: 86 mmW x 240 mm D x 42 mm H (3.4” x 9.44” x 1.65”)
A/D Specifications
Type: Successive approximation
Resolution: 16 bit
Conversion Time: 5 us
Maximum Sample Rate: 200 kHz
Nonlinearity (Integral):
±1 LSB
Nonlinearity (Differential): No missing codes
Voltage Inputs
Channels: 7 differential inputs, programmable on a per-channel basis for unipolar or bipolar
Bandwidth: 500 kHz
Settling Time: 5 us to 1 LSB for full-scale step
Temperature Coefficient:
±(10ppm +0.3 LSB)/°C
Input Impedance: 20M Ohm (differential)
Bias Current: <1nA (0 to 35°C)
Voltage Accuracy** One Year, 0 to 35°C
(% reading+% range) Absolute Transfer † (% reading+% range) Absolute Transfer †
0 to +10V 0.015 + 0.005 0.004 + 0.002 -5 to +5V 0.015 + 0.005 0.004 + 0.001
0 to +5V 0.015 + 0.005 0.004 + 0.002 -2.5 to +2.5V 0.015 + 0.005 0.004 + 0.001
0 to +2.5V 0.015 + 0.005 0.004 + 0.002 -1.25 to +1.25V 0.015 + 0.005 0.004 + 0.001
0 to +1.25V 0.015 + 0.008 0.004 + 0.002 -0.625 to +0.625V 0.015 + 0.008 0.004 + 0.001
0 to +0.625V 0.015 + 0.008 0.004 + 0.002 -0.3125 to +0.3125V 0.015 + 0.008 0.004 + 0.0015
0 to +0.3125V 0.015 + 0.008 0.004 + 0.003 -0.156 to +0.156V 0.020 + 0.008 0.004 + 0.0015
-10 to +10V 0.015 + 0.005 0.004 + 0.001
* Specifications assume differential input, single-channel scan, 200-kHz scan rate, unfiltered.
** The accuracy specification is exclusive of noise.
† Transfer accuracy assumes calibration inside computer; applicable for measurements made 5°C from ambient temperature at
calibration.