This document provides installation and maintenance instructions for the Ohaus Defender 3000 Series Base. The product complies with EMC directive 89/336/EEC and the Low Voltage Directive 73/23/EEC. It is ISO 9001 registered and meets the ISO 9001:2000 standard. The document also mentions the environmental disposal requirements for the product.
The document serves as an instruction manual for the Ohaus Defender 3000 Series Base. It covers essential topics including unpacking, wiring connections to indicators, selecting a proper location, leveling the base using adjustable feet, and safety precautions such as avoiding hazardous environments and lifting only from the bottom frame.
| Ambient Temperature Range | -10ºC to +40 ºC |
|---|---|
| Relative Humidity | 10% to 90% relative humidity, non-condensing |
| Maximum Sea Level Altitude | Up to 4,000m |
| Load Cell Type | 350 Ohm, aluminum or stainless steel, single point |
| Load Cell Excitation | 5-15V DC/AC |
| Load Cell Rated Output | 2mV/V |
| Load Cell Protection Rating | IP67 |
Do not operate in hazardous environments, do not drop loads on the base, and always lift from the bottom frame when moving.
Place the weighing pan securely over the rubber load pads on the top frame of the base.
Common causes include loose or incorrect wiring connections, obstructions to the base frame, unstable environments, or incorrect calibration.
Adjust the four leveling feet until the bubble in the level indicator located at the rear of the base is centered, then retighten the locking nuts.