Dataq DI-700, User Manual

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DI–700 Series User Manual
Getting Started
8
Differential inputs occupy two channels (i.e., these channel pairs constitute a differential input: 1 and 9, 2 and 10, 3
and 11, 4 and 12, 5 and 13, 6 and 14, 7 and 15, 8 and 16, etc.), with the lowest numbered channel in the pair assuming
the positive (+) input and the channel number. For example, say we have channels 2 and 10 configured as a differen-
tial input. Channel 2 is the positive (+) input, channel 10 is the negative (-) input, and the pair is referred to as “chan-
nel 2 differential.” The following illustration shows channels 2 and 10 configured as a differential input:
Pinout is as follows:
Instrument Front Panel
The front panel consists of two LED indicators:
ACTIVE This indicator glows red whenever the DI-700 instrument is actively scanning. This includes all digital
input/output and analog input activity.
POWER This indicator glows green when power is applied to the instrument.
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