Dataq DI-725/E, User Manual

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DI–720/DI–722/DI–730 Series User Manual
Getting Started
25
TTL level signal; EVNT, which allows you to remotely trigger event markers with a switch or TTL level signal; and
two analog grounds labeled AGD.
DI-722 Series Instrument Front Panel
The 37-pin male “D” connectors on the DI-722-32 (labeled C and D) and the one on the left of the DI-722-16 (labeled
A) are used to interface analog input channels to the DI-722 Series instrument. The analog inputs are labeled CH1+,
CH1- through CH16+, CH16- for the DI-722-16 and CH1+, CH1- through CH32+, CH32- for the DI-722-32. The
analog grounds are labeled AGD.
Read “CAUTION” on page v before connecting input signals . The DI-722-16 can accept 16 high-level or precon-
ditioned analog inputs in single-ended configuration or 16 high-level or preconditioned analog inputs in differential
configuration (through the 37-pin D connector labeled B above). High-level inputs are typically low impedance, no-
A B
C D
Signal Leads
+ input
- input
Applies to differential connectors A, C, and D - Channel 1