The Ohaus Defender 3000 electronic bench scale user manual provides safety guidelines, assembly, setup, operation, serial communication, metrology…
This manual covers safety precautions, an overview of the Defender 3000 series, and detailed assembly instructions including unpacking, external and internal connections, and wall‑mount installation. It also explains how to configure the instrument through the menu system, perform calibration, and adjust settings such as units, backlight, and power‑off timer.
Further sections describe normal operation, weighing and counting modes, serial RS‑232 communication, metrology compliance, routine maintenance, troubleshooting, and technical specifications. Contact information for service and warranty registration is provided at the end of the document. This manual is written in Chinese.
| Maximum Capacity | 1 kg |
|---|---|
| Part Number | 72207321J |
Check that the local voltage matches the rating on the nameplate, ensure sensor and power cables are not obstructed, use only approved accessories, work in the recommended environment, disconnect power before cleaning, avoid water exposure, and lift the scale from the bottom when moving it.
The RS‑232 cable is connected to the RS232 port on the T31P base as described in the external connections section.