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Specification

AD128 - Specification

AD128

The AD128 is no longer manufactured and sold.

Acquisition system (analog)
Number of input channels8 analog, Sub-D
Resolution12 bit = 0.025%
Accuracy0.2% ± 1 LSB
Ranges1.25 Volt .. 20 Volt full scale, each channel
CouplingDC
Impedance800 kOhm / 250 pF
Protection200 Volt AC 50 Hz
Bandwidth (-3dB)DC to 100 kHz maximum
AC coupling cut off frequency (-3dB)±1.5 Hz
Sampling rate100 kHz, 10 µsec
Sampling sourcesoftware, ±5%
Memory-
Acquisition system (digital)
Number of input channels8 digital, Sub-D
Voltage "low"0.0 - 0.8 V
Voltage "high"2.0 - 5.0 V
Current0 - 1 µA
Outputs (digital)
Number of output channels8 digital, Sub-D
Minimum voltage "low"0.3 V
Maximum voltage "high"4.0 V
Maximum current20 mA
Trigger system
Systemsoftware, 2 levels
Sourceone of channels, selectable
Trigger modesrising slope, falling slope
Level adjustment0 - 100% of full scale
Hysteresis adjustment0 - 100% of full scale
Resolution0.39%, 8 bits
Pre trigger-
Post trigger-
Interface
Interface8 bit ISA
Power Requirements
Power from ISA slot1.7 Watt max
+5 V 100 mA
+12 V 50 mA
-12 V 50 mA
Physical
Instrument height110 mm (4.3 inch)
Instrument length125 mm (4.9 inch)
Instrument width20 mm (0.8 inch)
Weight120 gram (4,2 ounce)