OHAUS i-DT33P Defender 3000 Indicators User Guide

: June 2, 2024
: Ohaus

OHAUS i-DT33P Defender 3000 Indicators User Guide

1. INTRODUCTION

This manual contains installation, operation and maintenance instructions for i-DT33P and i-DT33XW indicators. Please read it completely before installation and operation.

1.1. Safety Precautions

Definition of Signal Warnings and Symbols

Safety notes are marked with signal words and warning symbols. These show safety issues and warnings. Ignoring the safety notes may lead to personal injury, damage to the instrument, malfunctions and false results.

WARNING

For a hazardous situation with medium risk, possibly resulting in severe injuries or death if not avoided.

CAUTION

For a hazardous situation with low risk, resulting in damage to the device or the property or in loss of data, or minor or medium injuries if not avoided.

ATTENTION

For important information about the product. May lead to equipment damage if not avoided.

NOTE

For useful information about the product.

Warning Symbols

⚠ General hazard

Explosion hazard

Electrical shock hazard

Safety Precautions
⚠ CAUTION: Read all safety warnings before installing, making connections, or servicing this equipment. Failure to comply with these warnings could result in personal injury and/or property damage. Retain all instructions for future reference.

Before connecting power, verify that the equipment’s input voltage range and plug type are compatible with the local AC mains power supply.
Do not position the equipment such that it is difficult to reach the power connection.
Only connect the power cord to a compatible grounded electrical outlet.
Only use a power cord with a rating that exceeds the specifications on the equipment label.
(Only for i-DT33P)
Make sure that the power cord does not pose a potential obstacle or tripping hazard.
Operate the equipment only under ambient conditions specified in these instructions.
The equipment is for indoor use only.
Do not operate the equipment in hazardous or unstable environments.
Do not allow liquids to enter the equipment.
Use only approved accessories and peripherals.
Disconnect the equipment from the power supply when cleaning.
Service should only be performed by authorized personnel.

WARNING: Never work in an environment subject to explosion hazards! The housing of the instrument is not gas tight. (Explosion hazard due to spark formation, corrosion caused by the ingress of gases).
WARNING: Electrical shock hazards exist within the housing. The housing should only be opened by authorized and qualified personnel. Remove all power connections to the unit before opening.

1.2. Intended Use

This instrument is intended for use in laboratories, pharmacies, schools, businesses and light industry. It must only be used for measuring the parameters described in these operating instructions. Any other type of use and operation beyond the limits of technical specifications, without written consent from OHAUS, is considered as not intended. This instrument complies with current industry standards and the recognized safety regulations; however, it can constitute a hazard in use. If the instrument is not used according to these operating instructions, the intended protection provided by the instrument may be impaired.

1.3. Overview of Parts and Controls

OHAUS i-DT33P Defender 3000 Indicators User Guide - Overview of Parts and
Controls

Note:

There are two types of load cell connector, one supports Easy Connect™ and one does not. Therefore the load cell connector varies for different models.
For some i-DT33XW models, the position of load cell connector, strain relief for option and power cord may change. Please refer to the actual product.

1.4. Control Functions

OHAUS i-DT33P Defender 3000 Indicators User Guide - Control
Functions OHAUS i-DT33P
Defender 3000 Indicators User Guide - Control Functions

Notes:

Short Press: press less than 1 second.
Long Press: press and hold for more than 3 seconds.

2. INSTALLATION

2.1. Unpacking

Unpack the following items:

i-DT33P or i-DT33XW indicator
Rechargeable battery (i-DT33XW)
Rechargeable battery (supplied in some regions for i-DT33P)
Mounting bracket
Knobs (2)
Quick installation guide
Instruction manual
Two jumper wires supplied for connecting a 4-wire load cell cable.
One ferrite core (supplied with some models for connecting load cell connector)

2.2. External Connections

2.2.1 Battery Power Supply

i-DT33P Use 6 C size dry batteries (not included).
In some regions, the i-DT33P model comes with one lead-acid battery installed by factory.

Note: You can contact an authorized OHAUS dealer to buy the lead-acid battery as an option.
i-DT33XW This model comes with one lead-acid battery installed by factory default.

Note: The lead-acid battery will charge automatically while connecting to the power supply. When charging, the battery level indicator increases or decreases in one grid, two grids, three grids and four grids. The battery level indicator will disappear when the battery is fully charged.

While operating on battery, the battery symbol indicates the battery status:

OHAUS i-DT33P Defender 3000 Indicators User Guide - Battery Power
Supply

2.2.2 AC Power Supply

Connect the AC plug to an electrical outlet to power on the indicator. Connect the other end to the indicator if not connected.

2.3. Internal Connections

Some internal connections require to open the housing first. Therefore, please check the Open the Housing section below before making connections.

CAUTION: ELECTRICAL SHOCK HAZARD. REMOVE ALL POWER CONNECTIONS TO THE INDICATOR BEFORE SERVICING OR MAKING INTERNAL CONNECTIONS. THE HOUSING SHOULD ONLY BE OPENED BY AUTHORIZED AND QUALIFIED PERSONNEL, SUCH AS AN ELECTRICAL TECHNICIAN.

2.3.1 Open the Housing

2.3.1.1 i-DT33P

Turn the two knobs (circled) on each side of the indicator to disassemble the bracket.
Remove the five screws (circled) from the rear housing.
Open the rear housing.
Close the housing and retighten the screws after finishing internal connections
Note: The screws should be tightened to 1 N·m (8-9 in-lb) torque.

2.3.1.2 i-DT33P with Lead-acid Battery
i-DT33P comes with a lead-acid battery installed in some regions. Please follow the instruction below for opening the housing and take out the battery.
Note: If your indicator does not contain the lead-acid battery but you want to purchase it as an accessory, you can contact an authorized OHAUS dealer to obtain it.

OHAUS i-DT33P Defender 3000 Indicators User Guide - Defender 3000
Indicators OHAUS
i-DT33P Defender 3000 Indicators User Guide - Defender 3000
Indicators

Note: The screws should be tightened to 1 N·m (8-9 in-lb) torque.

2.3.1.3 i-DT33XW

OHAUS i-DT33P Defender 3000 Indicators User Guide -
i-DT33XW

2.3.2 i-DT33P RS232 Connection

Connect the optional RS232 cable to the RS232 connector on the rear housing of the i-DT33P indicator. Please refer to table 2-2 for the definition of each pin if needed.

OHAUS i-DT33P Defender 3000 Indicators User Guide - i-DT33P RS232
Connection

2.3.3 i-DT33XW RS232 Connection

For i-DT33XW model, to make the RS232 connection:

Open the rear housing. Please refer to Open the Housing section for how to open the rear housing.
Take out the battery.
Release the strain relief for option connector on the bottom of the indicator and remove the plug on it.
Pass the optional RS232 cable through the connector and attach it to the RS232 terminal block on the mainboard.
Attach the watertight seal to the cable and push it into the strain relief for option connector. Tighten the strain relief for option connector with the watertight seal in it to finish installation.

Note: Please check the graphic below for the parts mentioned above.

OHAUS i-DT33P Defender 3000 Indicators User Guide - i-DT33XW RS232
Connection

The User Menu allows the customizing of scale settings. Note: additional sub- menus (USB, Ethernet and Print2 menus in the table below) may be available if interface options are installed. See interface user manual for the additional setting information.

Notes: Some modes/units may not be available in all models. When LEGAL FOR TRADE is turned ON (the security switch is in the locked position), the menu settings will be affected as below:

Calibration function is disabled.
Zero Range setting is locked at 2%.
Stable Range setting is locked at 1d.
Auto-Zero Tracking setting is locked at 0.5d.
Filter and Units are locked at their current settings.
Stable Only is locked at On.
Lb: oz unit is locked at Off.
Power saving mode is disabled.

4. MAINTENANCE

CAUTION: DISCONNECT THE UNIT FROM THE POWER SUPPLY BEFORE CLEANING.

4.1. Cleaning

For i-DT33P, the housing may be cleaned with a cloth dampened with a mild detergent if necessary. For i-DT33XW, use approved cleaning solutions for the stainless-steel Indicator housing and rinse with water. Dry thoroughly.

WARNING: Electric Shock Hazard. Disconnect the equipment from the power supply before cleaning. Make sure that no liquid enters the interior of the instrument.
Attention: Do not use solvents, harsh chemicals, ammonia or abrasive cleaning agents.

5. TECHNICAL DATA

5.1. Specifications

OHAUS i-DT33P Defender 3000 Indicators User Guide -
Specifications

6. COMPLIANCE

Compliance to the following standards is indicated by the corresponding mark on the product.

OHAUS i-DT33P Defender 3000 Indicators User Guide -
COMPLIANCE www.ohaus.com/ce.
www.ohaus.com/uk-declarations.
www.ohaus.com/weee.

ISED Canada Compliance Statement: CAN ICES-003(A) / NMB-003(A)

ISO 9001 Registration The management system governing the production of this product is ISO 9001 certified.

FCC Supplier Declaration of Conformity
Unintentional Radiator per 47CFR Part B Trade Name: OHAUS CORPORATION Model or Family identification: Defender 3000 series

Party issuing Supplier’s Declaration of Conformity: Ohaus Instruments (Changzhou) Co., Ltd. 2F, 22 Block, 538 West Hehai Road, Xinbei District, Changzhou Jiangsu 213022 China Phone: +86 519 85287270

Responsible Party U.S. Contact Information: Ohaus Corporation 7 Campus Drive, Suite 310 Parsippany, NJ 07054 United States Phone: +1 973 377 9000 Web: www.ohaus.com

FCC Compliance Statement:
Note: This equipment has been tested and found to comply with the limits for a Class A digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instruction manual, may cause harmful interference to radio communications. Operation of this equipment in a residential area is likely to cause harmful interference in which case the user will be required to correct the interference at his own expense. Changes or modifications not expressly approved by the party responsible for compliance could void the user’s authority to operate the equipment.

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: +1 973-377-9000
Fax: +1 973-944-7177
With offices worldwide
www.ohaus.com