Measurement Computing Personal Daq/3000 Series - Manual (Page 27)

PDQ30 Analog Expansion Option
PDQ30 is an optional analog expansion module that, when connected to a Personal Daq/3000 series
device, adds an additional 48 analog inputs. Refer to PDQ30 specifications sheet for channel input
specifications.
Personal Daq/3000 Series modules can connect to a PDQ30, directly via DB25 connector or indirectly via
a CA-96A cable. When connected directly, i.e., DB25 to DB25, two small clips (included) are used to hold
the modules together.
Direct Connection of Personal Daq/3000 and PDQ30
Connection of Personal Daq/3000 and PDQ30 via a CA-96A Expansion Cable
CAUTION
PDQ30 is not to be connected to a live device! Turn off power to the host PC and
externally connected equipment prior to connecting cables or signal lines. Electric
shock or damage to equipment can result even under low-voltage conditions.
Take ESD precautions (packaging, proper handling, grounded wrist strap, etc.)
Ensure modules do not come into contact with foreign elements such as oils, water, and
industrial particulate.
1.
Ensure power is removed from all device(s) to be connected.
2.
Observe ESD precautions when handling the module and making connections.
3.
PDQ30’s DB25 connector connects to a Personal Daq/3000 Series module DB25 connector
either directly or via a CA-96A cable. Refer to the above figures.
4.
Refer to the Declaration of Conformity in regard to meeting CE requirements.
Personal Daq/3000 Series User’s Manual 888594 Connections & Pinouts 2-3