Related Manuals for Tree MRW-3
Summary of Contents for Tree MRW-3
- Page 1 Professional Weighing Equipment MRW SERIES intelligent weighing machine WASHDOWN WEIGHING SCALE - Dust and Waterproof Scale IP65 WITH PIECE COUNTING FUNCTION Operating Manual...
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Page 2: Declaration Of Conformity
Declaration of conformity for apparatus with CE mark We hereby declare that the product to which this declaration refers conforms to the following standards. Electronic scale: MRW Washdown Scales Imperial version Metric version MRW-3 MRW-1500 MRW-7 MRW-3000 MRW-15 MRW-7500 MRW-33... -
Page 3: Customer Service
Identification Customer Service LW Measurements LLC, 3510 Industrial Drive, Unit H Santa Rosa, CA 95403 Tel: (707) 542-2185 FAX: (707) 542-3285 EUROPE LW Measurements Europe Ltd Chalkwell Park House 700 London Road Westcliff-on-Sea Essex SS0 9HQ United Kingdom Tel: 01702-476700 Fax: 01702-477380 ASIA LW Measurements PTY Ltd... - Page 4 Introduction What you should know about these Operating Instructions: Tree® Professional Weighing Equipment products are simple to operate. Nevertheless, you should read through these operating instructions in their entirety, so that you can make optimum use of the full potential and the diverse possibilities of the weighing machine in your daily work.
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Page 5: Table Of Contents
Contents Section Heading Safety 1.1 Representation and symbols 1.2 Safety recommendations 1.3 IP65 protection Your weighing machine 2.1 Construction and functions 2.1.1 Construction of the weighing machine 2.1.2 Functions of the weighing machine 2.2 Application, conformity 2.2.1 Correct use of the weighing machine 2.2.2 Conformity 2.3 Data and parameters 2.3.1 Technical data... -
Page 6: Safety
1 Safety 1.1 Representations and symbols Important instructions, which involve safety, are highlighted with the appropriate mark: 1.2 Safety recommendations When using the weighing equipment in surroundings with increased safety requirements, the corresponding regulations must be observed. The weighing machine may only be used with the power adapter supplied exclusively for use with the weighing machine. -
Page 7: Ip65 Protection
1.3 IP65 protection Your MRW weighing machine is rated to IP65. The IP rating system IP stands for Ingress Protection The rating’s first digit e.g. IP65 relates to the ingress protection against dust (6 means dust tight, see the table below) ... -
Page 8: Your Weighing Machine
2 Your weighing machine 2.1 Construction and functions 2.1.1 Construction of the weighing machine The weighing machine consists of the weighing machine body (1), the scale-pan (2), the adapter (3) and this operating manual. Figure 2.1 Your weighing machine... -
Page 9: Functions Of The Weighing Machine
The MRW Series are high-quality electronic precision weighing machines designed to function as counting scales and check-weighers with the following specifications 1. Imperial weight unit version Model number Capacity Division Weighing pan Size MRW-3 3 lb 0.0001 lb 165 x 175mm MRW-7 7 lb 0.0002 lb... - Page 10 2. Metric weight unit version Model number Capacity Division Weighing pan Size MRW-1500 1500 g 0.05 g 165 x 175mm MRW-3000 3000 g 0.1 g 165 x 175mm MRW-7500 7500 g 0.2 g 165 x 175mm MRW-15k 15 kg 0.0005 kg 165 x 175mm Package (Standard carton)
- Page 11 Figure 2.2 Details of your weighing machine Weighing pan Bright back-lit display Adapter socket Battery compartment cover Battery compartment (dry cells not included)
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Page 12: Application, Conformity
2.2 Application, conformity 2.2.1 Correct use of the weighing machine The weighing machine may only be used for the weighing of solid-materials and of liquids filled into secure containers. The maximum allowable load of the weighing machine must never be exceeded, otherwise the weighing machine may be damaged. -
Page 13: Getting Started With Your Weighing Machine
3 Getting started with your weighing machine 3.1 Unpacking the equipment The machine is delivered in an environmentally-friendly carton, specifically developed for this precision instrument, which provides optimum protection for the balance during transportation. We suggest that you retain the original packaging in order to avoid transportation damage if re-shipping or transporting the balance and to allow the unit to be stored in the best conditions if it is out of operation for an extended period. -
Page 14: Assembling Your Weighing Machine
3.3 Assembling your weighing machine The weighing machine is delivered in partly dismantled condition. Assemble the individual components in the following sequence: Place the unit holder in position and add the weighing pan Insert the power adapter cable plug into the socket at the rear of the balance. 3.4 Choice of a suitable location The environment in which your weighing machine is used is very important. -
Page 15: Working With The Application Menu Using The Intelligent Keypad
4 Working with the application menu using the Intelligent Key-Pad 4.1 Display messages and key functions 4.1.1 Display messages 1. The STABLE icon indicates when the readings stabled. 2. The ZERO icon indicates when the weights tared to zero. 3. The LO-BAT icon indicates when running out of battery. 4.1.2 key functions 1. -
Page 16: Program Options
4.2 Program options Besides performing accurate simple weighing, your versatile weighing machine can also perform pieces counting. 4.2.1 Pieces counting Press ON/OFF key to turn on the scale - Wait for "0" to appear on the display. - If necessary, press ZERO key to set the display to “0” - Press PCS key to enter PCS mode, the display will show P=X X - Press UNIT key to select XX value (10, 20, 50, or 100) - Place a given number of samples on the pan (Samples should be 10, 20, 50 or 100 pieces) -
Page 17: Calibration - Using An External Calibration Weight
5 Calibration - Using an External Calibration Weight: Calibration is required when the weighing machine is initially installed or if the scale is moved to a substantial distance from the original location. 10 minutes warm up of scale is always needed before calibration. -
Page 18: Maintenance And Service
6 Maintenance and service The weighing machine must be treated carefully and cleaned regularly. It is a precision instrument. For maintenance-work, the balance must be separated from the power supply (remove power adapter plug from socket). Also ensure that the balance cannot be reconnected to the power supply during the work by a third party. -
Page 19: Transport And Storage
7 Transport, storage 7.1 Transportation and shipping of the weighing machine Your weighing machine is a precision instrument. Treat it carefully. Avoid shaking, severe impacts and vibration during the transportation. Take care that there are no marked temperature fluctuations during the transportation and that the weighing machine does not become damp (condensation).
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