DI-2008 Hardware Manual
Controls, Indicators, and Connections
23
LED Indicator
The DI-2008 provides a multicolor LED for instrument status and notification.
Flashing Green: Indicates power is applied via the USB cable and the device is idle.
Flashing Blue: Indicates the device is in use either by W
INDAQ Acquisition Software or a custom user-developed
program.
Flashing Red: Indicates a buffer overflow.
Flashing Red/Blue: Indicates buffer overflow that the software recovers from causing gaps in recorded data.
Solid White: Indicates when the Event Button is pushed or the Event terminals are connected via a relay contact or
digital input.
Flashing Yellow: Indicates the device that contains the selected channel in WinDaq Acquisition software when scan-
ning multiple synced devices.
All other Solid colors: Indicates error.
ChannelStretch™
Connect up to 16 DI-2008 devices with a powered USB hub (or multiple cascaded/connected powered USB hubs) to
record more than 8 channels of data to a single WinDaq file. This provides a total of up to 128 analog channels and
112 digital ports. Cascade multiple USB hubs to expand port count. The WinDaq/Unlock option per instrument is
required to synchronize two or more DI-2008s when using WinDaq software.
Connection
All devices must be on the same USB hub or controller* in order to synchronize data acquisition.
USB
to PC
to Power
as required
*DATAQ Instruments 7-port USB hub (part number 2000310). Cascade for a higher port count.
USB
hub*
16 units max
ChannelStretch™ Technology
www.dataq.com
USB
CH8
CH7CH6
CH5CH4CH3CH2CH1
Download software at run.dataq.com
+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
www.dataq.com
USB
CH8
CH7CH6
CH5CH4CH3CH2CH1
Download software at run.dataq.com
+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
www.dataq.com
USB
CH8
CH7CH6
CH5CH4CH3CH2CH1
Download software at run.dataq.com
+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
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