Dataq DI-2008 - Digital Ports; Windaq Remote Events (D0 Event)

DI-2008 Hardware Manual
Controls, Indicators, and Connections
14
Digital Ports
The DI-2008 contains 7 general-purpose digital ports. Each digital port can be configured as a digital input or used as a
switch to control an external load (up to 30 V and 100 mA). Many of the ports also provide specific functionality in
W
INDAQ or a third-party program.
D0 Event is for WINDAQ Remote Events. This bit inserts an event marker in your data.
D1 Record is for WINDAQ Remote Storage. This bit can be programmed to begin recording data.
D2 Rate is for Rate measurements: 10Hz to 50kHz.
D3 Count is for Counter/Timer measurements up to 65,536.
D4 - D6 are general-purpose digital inputs.
Equivalent Digital I/O Circuit:
WINDAQ Remote Events (D0 Event)
To use a switch closure or TTL signal to record WINDAQ Event Markers, connect signal leads to the appropriate
Remote Control Event terminals on the DI-2008 as shown below.
Dig In
Dx
Dx
10
4.7K
+5
4.7K
Control
3.3V
Signal +
Signal -
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USB
CH8
CH7CH6
CH5CH4CH3CH2CH1
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+15V GnD
60mA max
D0 D1 D2 D3 D4 D5 D6
DI-2008 Voltage, Thermocouple, and Pulse DAQ
Button
LED
0-30V Max
CountRateRecordEvent
120V rms max