DECISION GROUP INC.



AD/DA SERIES



































12 BIT AD/DA
Features:
D/A:
Support one 12 bit channel.
Output voltage.(adjust by VR) unipolar:0V to 9V.bipolar:-9V to 9V.
Unipolar or bipolar selectable.
Current setting time 500 nsec.
Nonlinearity 0.2%

A/D:
Support sixteen 12 bits channels.
Input voltage.(adjust by VR) unipolar:0V to 9V. bipolar: -9V to 9 V.
Unipolar or bipolar selectable.
Successive approximation method.
Conversion time 60usec. (each channel)
I/O port address: & H278-27F or H2F8-2FF selectable




































SUPER 12/14 BIT AD/DA
Features:
D/A:
Resolution:12/14 bits.
Output Channel: two.(one standard, one optional).
Output Voltage Setting: unipolar or bipolar selectable: unipolar output*0 to 2.5V, 0 to 5V, 0 to 10V. bipolar output* -2.5V, 2.5V, -5V to 5V, -10V to 10V?.
Conversion time: less than 2 usec.
Output Impedance : suggest to load impedance larger than 2K ohm.
Accuracy:1/2 LSB.
Temperature Coefficient:80 ppm/c

A/D:
Accuracy:1/2 LSB.
Output Coding: binary.
Maximum Input Without Damage:+12V.
Channel number: 16 channels: single-ended input. 8 channels: differential input.
Temperature Coefficient:88 ppm/c.
LED indicates when adapter is operating.
Suitable for Windows 95/98/NT.
Optional:1 D/A or 2 D/A
Input Voltage Setting: unipolar or bipolar selectable: unipolar output*0 to 2.5V, 0 to 5V, 0 to 10V. bipolar output* -2.5V, 2.5V, -5V to 5V, -10V to 10V
Conversion Time: less than 28usec.(each channel).




































AD/DA TERMINAL BOARD
Features:
Provides two D/A srew terminals.
Provides 16 single-ende A/D channels or 8 differentials A/D channels.
Built in screw terminal for easy wiring.
Screw terminal: accept #22 to # AWG wire.
LED indicates when board is operating.
Provides reserved circuit pads for low-pass filter, current shunt, and voltage attenuator..etc.























ADVANCE 12 BIT AD/DA CARD
Features:
D/A
Resolution:12 bits.
Output Channel:Two.(one standard, one optional)..
Output Voltage Setting:

Unipolar or Bipolar selectable.
unipolar output:0V to 10V.
bipolar output:-10 to 10V

A/D
Resolution:12 bits.
Number of channels 16 or 8.
Input Type: 1. single end mode-16 channels. 2.different mode-8 channels.
Maximum Throughput:
25KHz.
Suitable for Windows 95/98/NT.
































12 BIT DATA ACQUISITION ADAPTER
Features:
Provides 16 A/D channels and the resolution is 12bit..
Unipolar or bipolar selectable.
Input voltage range from 0 to 10V or 0 to 20V for unipolar, and from -5V to 5V or -10V to 10V for bipolar.
Provides 4 digital input/digital output channel and the resolution is 8 bits.
Provides three indepedent 16 bit counter to trigger A/D conversion.
I/O port address selectable.
ISA bus unterrupt programmable (IRQ3 to IRQ15).
Gain control fastor selectable from 1 to 8.
Suitable for Windows 95/98/NT.





























TTL I/O
Features:
Provides eight I/O ports.
Each port contains 8 I/O lines,total 64 I/O lines.
Input/output selectable for each port.
Standard +5V TTL digital signal.
Port address selectable.
Suitable for Windows 95/98/NT.