Ohaus 3000 User Manual

Defender™ 3000 Series Base

Instruction Manual

Compliance

This product conforms to the EMC directive 89/336/EEC and the Low Voltage Directive 73/23/EEC. The
complete declaration of Conformity is available from Ohaus Corporation

Disposal

I

n conformance with the European Directive 2002/96 EC on Waste Electrical and Electronic Equipment
(WEEE) this device may not be disposed of in domestic waste. This also applies to countries outside the
EU, per their specific requirements.

Please dispose of this product in accordance with local regulations at the collecting point specified for
electrical and electronic equipment.

If you have any questions, please contact the responsible authority or the distributor from which you
purchased this device.

Should this device be passed on to other parties (for private or professional use), the content of this
regulation must also be related.

Thank you for your contribution to environmental protection.

ISO 9001 Registration

In 1994, Ohaus Corporation, USA, was awarded a certificate of registration to ISO 9001 by Bureau Veritus Quality International
(BVQI), confirming that the Ohaus quality management system is compliant with the ISO 9001 standard’s requirements. On
May 15, 2003, Ohaus Corporation, USA, was re-registered to the ISO 9001:2000 standard.

Defender 3000 Series Base

EN-1

INTRODUCTION

This manual covers installation, and maintenance instructions for the Ohaus Defender 3000 Series Base. Please read this
manual completely before installation and operation.

TM

SAFETY PRECAUTIONS

For safe and dependable operation of this product, please comply with the following precautions:

• Operate the base only under ambient conditions specified in these instructions

• Ensure that the load cell cable does not pose an obstruction or tripping hazard

• Do not operate the base in hazardous environments or unstable locations

• Do not drop loads on the base

• Do not lift the base by the top frame; always lift from the bottom frame when moving the base

• Service should only be performed by authorized personnel

INSTALLATION

Unpacking

Unpack and inspect the product to make sure that all components have been included. The package includes the following:

• Base • Weighing Pan • Warranty Card • Instruction Manual

When purchased as a complete Defender 3000 Series Scale, will also include:

• 3000 Series Indicator • Column Assembly

Assembly

Weighing Pan

Place the weighing pan securely over the rubber load pads on the top frame of the base.

Wiring Connections

Connect the load cell cable to an indicator using the wiring codes in Table 1 below. Refer to the indicator manual for information
about load cell connections, setup and calibration.

Note: When purchased as a Defender Series Scale, the base is already pre-wired to the 3000 Series Indicator.

TABLE 1. SIX WIRE LOAD CELL CONNECTION.

FUNCTION WIRE COLOR

+ Excitation Green

- Excitation Black
+ Signal Red

- Signal White
+ Sense Blue

- Sense Brown
Shield Yellow

Selecting the Location

To ensure accuracy, proper performance and safety, locate and operate the base on a stable, level surface. Avoid locations with
rapid temperature changes or excessive dust, air currents, vibrations, electromagnetic fields or heat.

Level the base by adjusting the four leveling feet until the bubble in the level indicator (located at the rear of the base) is centered.
A wrench may be needed to loosen the locking nut above each leveling foot. When the base is level, retighten the locking nuts
up against the base to lock each foot into place.

Note: Ensure that the base is level each time its location is changed.

CORRECT INCORRECT