Spartan 821/721 Manual Package Contents 3
FIGURE 1-2 Main Body: Bottom Connectors
1.2 Package Contents
The meter and accessories are shipped in protective packaging. We recommend that you
verify that all parts and accessories for the configuration you selected are contained in
your shipment.
Please report any damage immediately to Larson Davis, a division of PCB Piezotronics, Inc.
(See contact information on the back page of the manual.) We also recommend retaining
the packaging for safe shipment for calibration service.
2. USB port/power supply
1. Audio/DC
Output port
SD Card access door
CAUTION Do not open while
meter is powered on.
1. The Audio Port (output only) is a TRRS 3.5 mm audio
jack. Alternatively, this port may be used to output a
correlating voltage to the measured signal. See
3.3
System Settings.
2. USB 2.0 full-speed interface, USB-C connector. It is
used for communication, full meter control, charging,
and downloading data to PC using the CBL242-03
cable.
3. The External Power Connector is a 2.5 mm 12 V DC
power connector for an external power source.
3. External power