OHAUS Defender 3000 Series Base Bench Scale Instruction Manual
- June 16, 2024
- Ohaus
Table of Contents
OHAUS Defender 3000 Series Base Bench Scale
Product Information
DefenderTM 3000 Series Base
The DefenderTM 3000 Series Base is a weighing scale that offers accurate
and reliable measurements. It is designed for easy installation, operation,
and maintenance. This instruction manual provides detailed information on how
to set up and use the base.
Safety Precautions
Before installing and operating the DefenderTM 3000 Series Base, it is
important to follow these safety precautions:
- Ensure that all components are included in the package before unpacking.
- Place the weighing pan securely over the rubber load pads on the top frame of the base.
- Follow the wiring codes provided in Table 1 to connect the load cell cable to an indicator.
- Select a stable and level surface for the base, avoiding locations with rapid temperature changes, 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 is centered.
Maintenance
To ensure optimal performance of the DefenderTM 3000 Series Base, regular
maintenance is recommended:
- Keep the base components clean and free of excessive material build-up. Use a damp cloth with water and mild detergent to wipe the external surfaces. Avoid using acids, alkalis, strong solvents, abrasive materials, or chemicals.
- If any operational difficulties occur, check for loose or incorrect wiring connections, obstructions to the base frame, unstable environments, or incorrect calibration/setup of the indicator.
Product Usage Instructions
Installation
Follow these steps to install the DefenderTM 3000 Series Base:
- Unpack the product and inspect all components to ensure everything is included.
- If purchased as a complete Defender 3000 Series Scale, additional components will be included.
- Place the weighing pan securely over the rubber load pads on the top frame of the base.
- Connect the load cell cable to an indicator using the wiring codes provided in Table 1. Refer to the indicator manual for load cell connections, setup, and calibration.
- If purchased as a Defender Series Scale, the base is pre-wired to the 3000 Series Indicator.
Selecting the Location
To ensure accuracy, proper performance, and safety, follow these guidelines
when selecting a location for the base:
- Choose a stable and level surface.
- Avoid locations with rapid temperature changes, excessive dust, air currents, vibrations, electromagnetic fields, or heat.
- Use the four leveling feet to level the base. Loosen the locking nut above each leveling foot and adjust until the bubble in the level indicator, located at the rear of the base, is centered. Retighten the locking nuts to secure each foot in place.
- Ensure that the base is leveled each time its location is changed.
Specifications
- Model: DefenderTM 3000 Series Base
- Capacity: N/A (Not mentioned in the user manual)
- Maximum Resolution: N/A (Not mentioned in the user manual)
- Pan Dimensions: N/A (Not mentioned in the user manual)
- Base Construction: N/A (Not mentioned in the user manual)
- Safe Overload Capacity: N/A (Not mentioned in the user manual)
- Repeatability (std. deviation): N/A (Not mentioned in the user manual)
- Linearity: N/A (Not mentioned in the user manual)
- Load Cell Cable: N/A (Not mentioned in the user manual)
- Load Cell Type: N/A (Not mentioned in the user manual)
- Load Cell Excitation: N/A (Not mentioned in the user manual)
- Load Cell Rated Output: N/A (Not mentioned in the user manual)
- Load Cell Protection: N/A (Not mentioned in the user manual)
- Net Weight: N/A (Not mentioned in the user manual)
- Shipping Weight: N/A (Not mentioned in the user manual)
**INTRODUCTION
**
This manual covers installation, and maintenance instructions for the Ohaus Defender TM 3000 Series Base. Please read this manual completely before installation and operation.
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.
MAINTENANCE
Cleaning
The base components should be kept clean and free of excessive material
buildup.
- A damp cloth with water and a mild detergent may be used to wipe clean the external surfaces—do not use acids, alkalis, strong solvents or abrasive materials and chemicals
Troubleshooting
Aside from installing components and leveling adjustments, the Defender Series Base does not require any other adjustments as shipped from the factory. Operational difficulties that may be encountered can often be traced to simple causes such as:
- Loose or incorrect wiring connections
- Obstructions to the base frame
- Unstable environments
- Incorrect calibration or setup of the indicator
If the troubleshooting section does not resolve or describe your problem, contact your authorized Ohaus service agent. For service assistance or technical support in the United States call toll-free 1-800-526-0659 between 8:00 AM and 5:00 PM EST. An Ohaus product service specialist will be available to provide assistance. Outside the USA, please visit our website, www.ohaus.com to locate the Ohaus office nearest you.
TECHNICAL DATA
Technical Specifications
The technical data is valid under the following ambient conditions:
- Ambient temperature : –10ºC to +40 ºC
- Relative humidity : 10% to 90% relative humidity, non-condensing
- Height above sea level : Up to 4,000m
- Operability is assured at ambient temperatures: –10ºC to +40 ºC
TABLE 2a. SPECIFICATIONS
| MODEL | D30BR | D60BR | D60BL | D150BL | D150BX | D300BX |
|---|---|---|---|---|---|---|
| Capacity | 30 kg | 60 kg | 60 kg | 150 kg | 150 kg | 300 kg |
| Maximum Resolution | 6000d | 6000d | 6000d | 7500d | 7500d | 6000d |
| Pan Dimensions | 305 x 355 x 75 mm | 420 x 550 x 80 mm | 500 x 650 x 90 mm | |||
| Base Construction | Stainless Steel platform with painted steel frame and |
rubber leveling feet
Safe Overload Capacity| 125% of capacity
Repeatability (std. deviation)| 1d
Linearity| ±1d
Load Cell Cable| 2 m L x 6-wire| 2.3 m L x 6-wire
Load Cell Type| 350 Ohm, aluminum, single point
Load Cell Excitation| 5-15V DC/AC
Load Cell Rated Output| 2mV/V
Load Cell Protection| IP67
Net Weight| 9 kg| 16 kg| 28 kg
Shipping Weight| 11 kg| 19 kg| 32 kg
Defender 3000 Series Base
| MODEL | D15VR | D30VR | D60VR | D60VL | D150VL | D150VX | D300VX |
|---|---|---|---|---|---|---|---|
| Capacity | 15 kg | 30 kg | 60 kg | 60 kg | 150 kg | 150 kg | 300 kg |
| Maximum Resolution | 6000d | 6000d | 6000d | 6000d | 7500d | 7500d | 6000d |
| Load Cell Capacity | 30 kg | 50 kg | 100 kg | 150 kg | 300 kg | 300 kg | 500 kg |
| Pan Dimensions | 305 x 355 x 75 mm | 420 x 550 x 80 mm | 500 x 650 x 90 mm | ||||
| Base Construction | Stainless Steel platform with stainless steel frame and |
rubber leveling feet
Repeatability (std. deviation)| 1d
Linearity| ±1d
Load Cell Cable| 2 m L x 6-wire| 2.3 m L x 6-wire
Load Cell Type| 350 Ohm, stainless steel, single point
Load Cell Excitation| 5-15V DC/AC
Load Cell Rated Output| 2mV/V
Load Cell Protection| IP67
Safe Overload Capacity| 125% of capacity
Net Weight| 9 kg| 21 kg| 33 kg
Shipping Weight| 11 kg| 24 kg| 37 kg
Drawings
Base shown with 3000 series indicator and column
Figure 1. Defender Base Dimension Drawing.
TABLE 3. DIMENSIONS
| Base | A | B | C | D | E |
|---|---|---|---|---|---|
| Pan Depth | Pan Width | Height of Pan to Surface of Table* | Height of Pan | Depth |
Including Level Indicator
D30BR, D60BR| 355 mm| 305 mm| 123 mm| 75 mm| 380 mm
D60BL, D150BL| 550 mm| 420 mm| 136 mm| 80 mm| 575 mm
D150BX, D300BX| 650 mm| 500 mm| 143 mm| 90 mm| 675 mm
D15VR, D30VR, D60VR| 355 mm| 305 mm| 119 mm| 75 mm| 380 mm
D60VL, D150VL| 550 mm| 420 mm| 145 mm| 80 mm| 575 mm
D150VX, D300VX| 650 mm| 500 mm| 154 mm| 90 mm| 675 mm
*For leveling purposes, the feet may be extended up to an additional 11mm.
TABLE 4. ACCESSORIES
| Description | Part Number |
|---|---|
| Column Kit, 35 cm painted steel | 80251743 |
| Column Kit, 70 cm painted steel | 80251744 |
| Column Kit, 35 cm stainless steel | 80251745 |
| Column Kit, 70 cm stainless steel | 80251746 |
Compliance
This product conforms to the EMC Directive 2004/108/EC and the Low Voltage Directive 2006/95/EC. The complete declaration of Conformity is available online at www.ohaus.com.
Disposal
In 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.
For disposal instructions in Europe, refer to www.ohaus.com, choose your country then search for WEEE.
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 21, 2009, Ohaus Corporation, USA, was re-registered to
the ISO 9001:2008 standard.
LIMITED WARRANTY
Ohaus products are warranted against defects in materials and workmanship from the date of delivery through the duration of the warranty period. During the warranty period Ohaus will repair, or, at its option, replace any component(s) that proves to be defective at no charge, provided that the product is returned, freight prepaid, to Ohaus. This warranty does not apply if the product has been damaged by accident or misuse, exposed to radioactive or corrosive materials, has foreign material penetrating to the inside of the product, or as a result of service or modification by other than Ohaus. In lieu of a properly returned warranty registration card, the warranty period shall begin on the date of shipment to the authorized dealer. No other express or implied warranty is given by Ohaus Corporation. Ohaus Corporation shall not be liable for any consequential damages.
As warranty legislation differs from state to state and country to country, please contact Ohaus or your local Ohaus dealer for further details.
Ohaus Corporation
7 Campus Drive Suite 310 Parsippany, NJ 07054, USA Tel :
973-377-9000 Fax:
973-944-7177 With offices worldwide
www.ohaus.com 80251065 P/N 80251065 D © 2016 Ohaus
Corporation, all rights reserved
Printed in China
Frequently Asked Questions
What should I do if I encounter operational difficulties with the Defender Series Base?
References
- Lab Balance | Industrial Scales | Lab Equipment | Lab Instruments | OHAUS
- Lab Balance | Industrial Scales | Lab Equipment | Lab Instruments | OHAUS
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