What does Err 21 (Checksum error) mean on OHAUS FD?
If your OHAUS scale displays 'Err 21 (Checksum error)', it indicates a calibration data checksum error. Check the menu settings and recalibrate the scale. If the error persists, service is required.
Details FCC, Industry Canada, and ISO 9001 registration compliance for the scale.
Overview of the FD Series scale's design, construction, and key general features.
Essential safety guidelines for the safe and dependable operation of the scale.
Instructions for unpacking the scale and confirming all included components are present.
Guidance on placing the scale, connecting power (AC or battery), and initial setup.
Procedure and importance of performing the initial SPAN calibration for accurate results.
Identification and function of the scale's buttons, display, and physical parts.
Step-by-step instructions for turning on/off, zeroing, taring, and displaying values.
How to navigate the scale's menu system and modify various settings.
Description of Weighing and Checkweighing modes and their functionalities.
Procedure for setting target limits for checkweighing operations.
Details on calibration types (Span, Linearity) and required weights for the FD Series.
Configuration options for scale setup, display, units, modes, and lockout features.
Guidelines for Legal for Trade operation and methods for sealing the scale.
Procedures for maintaining the scale, including calibration, cleaning, and resolving common issues.
Information on error codes, service support, and available accessories for the scale.
Detailed drawings, dimensions, and technical specifications for the FD Series scales.
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General