DI-245 Hardware Manual
Controls, Indicators, and Connections
15
W
IN
D
AQ
Remote Storage (Rcrd/DI1)
Connect signal leads to the appropriate Remote Control Record terminals on the DI-245 to use a switch closure or
TTL signal to start/stop recording data remotely.
1. Connect the POSITIVE (+) signal lead to Rcrd/DI1 (+).
2. Connect the NEGATIVE (-) signal lead to Rcrd/DI1 (-).
Activate Remote Storage (Record) through W
IN
D
AQ
Acquisition Software. Storage to Disk may be automatically
placed on the rising or falling edge of the trigger signal. Enable the digital input channel (channel 9) then use the
menu command
Options
>
Remote Storage 1
to set W
IN
D
AQ
to begin recording on low-to-high transitions of the
Record input. Use the menu command
Options
>
Remote Storage 0
to set W
IN
D
AQ
to begin recording on high-to-
low transitions of the Record input.
LED Indicators
The DI-245 provides three green LEDs for instrument status and notification.
Power:
Indicates power is applied via the USB cable.
Active:
Indicates the device is in use either by W
IN
D
AQ
Acquisition Software or a custom user-developed program.
Remote:
Indicates when the Event Button is pushed or the Event terminals are connected via a relay contact or digital
input.
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Power
Remote
Active
Model DI-245
Voltage and Thermocouple DAQ
Analog Inputs (±50 VFS, ±150 V max.)
Event
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Channel 1
Channel 2
Channel 3
Channel 4
DI (±30 V max.)
Rcrd/DI1
Evnt/DI0
= No Connection
Signal -