MS 250V / MS 300V Power Supply Instruction Manual Catalog Nos. MP-250V MP-300V www.majorsci.com service@majorsci.
Un Packing list MP-250V or MP-300V: - 1 x MP-250V or MP-300V - 1 x US Plug Power Cord or 1 x Euro Plug Power Cord or 1 x UK Plug Power Cord or 1 x Israel Plug Power Cord - 1 x MS 250V / MS 300V Power Supply Instruction Manual Major Science is liable for all missing or damaged parts / accessories within 7 days after customer received this instrument package. Please contact Major Science immediately regarding this issue.
Packing list MP-250V or MP-300V: - 1 x MP-250V or MP-300V - 1 x US Plug Power Cord or 1 x Euro Plug Power Cord or 1 x UK Plug Power Cord or 1 x Israel Plug Power Cord - 1 x MS 250V / MS 300V Power Supply Instruction Manual Signed: Date: 2
Table of Contents Un packing list Packing list Warning Safety Information Product Specifications Product Description Introduction Overview Controls and Features Installation Instructions 1 2 4 5 7 8 9 9 10 11 Operation Instructions Troubleshooting Guide Maintenance Ordering Information Warranty 12 14 17 17 18 3
Warning Major Science MS 250V / MS 300V power supply series has been tested and found to comply with the limits for the CE regulation. Also, MS 250V / MS 300V power supply series is RoHS compliant to deliver confident product, which meets the environmental directive. These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment.
10. The unit shall be operated Only by qualified personnel. Safety Information Use the high level of precautions against any electrical device. Before connecting with the electrical supply, check the supply voltage is within the range stated at the rating label, and this device must be earthed. Place the unit in a safe and dry location and MUST NOT touch things in the surrounding. Also do follow the safety precautions for chemicals and dangerous materials.
using the power cord provided with the power supply. Avoiding Damage to the Instrument 1. Do not attempt to operate the device if it is damaged. 2. Protect this unit from physical damage, corrosive agents and extreme temperatures (direct sunlight etc). 3. For proper ventilation and safety concerns, keep at least 10 cm of space behind the instrument, and at least 5 cm of space on each side. 4. Do not operate the power supplies in high humidity environments (> 95%), or where condensation may occur. 5.
Product Specifications Output Voltage / Inc Output Current / Inc Max.
Product Description Major Science MS 250V (Cat. No. MP-250V) and MS 300V (Cat. No. MP-300V) power supplies are designed to meet most electrophoresis needs in a personal, single, easy to use unit. This manual describes the setup and operation of MS 250V / 300V Power Supply, including important information on safety and maintenance of the unit. MS 250V and MS 300V power supplies are capable of running horizontal & vertical electrophoresis, and two-dimensional electrophoresis SDS-PAGE applications.
Introduction Overview Major Science MS 250V and 300V Power Supplies are recognized as one of the most advanced power supplies equipped with outstanding specifications to cover the majority of electrophoresis applications on the market. Sufficient and accurate output voltages, four pairs of terminator, compact size, RoHS and CE compliance for safety concerns can deliver accurate and reliable experimental results from one experiment to another.
Controls and Features Please refer to Figures on the following page for the location of the following controls and features. MS 250V Power Supply Cat. No.: MP-250V MS 300V Power Supply Cat. No.: MP-300V Front Control Panel 1. Key – to increase either Voltage or Current or Time value 2.
3. Key – to activate or stop the unit 4. Key – to temporarily interrupt power to an operation in progress without terminating electrophoresis and to resume power after pausing without resetting the timer. 5. Key – to select Voltage value 6. Key – to select Current value 7. Key – to set or select Timer mode Installation Instructions Major Science MS 250V / MS 300V Power Supply series is actually an already installed instrument.
Operation Instructions 1. Place MS 250V / MS 300V Power Supply series on a sturdy and level surface in a safe, dry place, away from laboratory traffic. 2. Ensure that the AC power switch is OFF, and then plug the three-pronged power cord into a grounded three-prong AC outlet of the appropriate voltage (110V to 240V as indicated on the rating sticker near the AC cord on the back of the unit). 3. Turn the AC power ON by the switch on the rear. 4.
flashing. 10. Press Key to temporarily interrupt the run if necessary. LED is flashing. Press 11. Press , the Key to restart the run. Key again to stop the unit at any time if necessary. 12. When the run is completed, operation stops with alarm and the screen shows . Press Key to terminate a timed run, and Turn the AC power OFF by the switch on the rear.
Troubleshooting Guide Many operating problems may be solved by carefully reading and following the instructions in this manual accordingly. Some suggestions for troubleshooting are given below. Should these suggestions not resolve the problem, contact our SERVICE DEPARTMENT or a distributor in your region for assistance. If troubleshooting service is required, please include a full description of the problem.
- Verify that the running buffer is correct. Operation stops with alarm: Display shows - Verify the all cables are attached correctly - Turn the Power switch off and on again; Over Voltage restart application. - If you cannot restart the instrument, turn off the power, disconnect the power cord from the outlet, and contact Technical Service. Operation stops with alarm: Display shows Check the electrophoresis system for Ground leak detected improper grounding.
Replacing the Fuse For additional fuses, contact Major Science co. ltd. To replace the fuse: 1. Turn off the main power switch on the rear of MS 250V or MS 300V Power Supply and detach the power cord from the rear of MS 250V or MS 300V Power Supply. 2. Open the fuse compartment located inside the Power Entry Module by inserting a small flat blade screwdriver into the slot below the ON/OFF switch. Turn the screwdriver to gently pry open the fuse compartment.
Maintenance MS 250V and 300V Power Supply series uses all solid-state components and should require no maintenance or recalibration under normal use. The housing may be cleaned with a dry cloth. If the unit must be returned for repair, contact our SERVICE DEPARTMENT or your local distributor for shipping instruction. Ordering Information MS 250V / MS 300V Power Supply Cat. No.
Warranty Major Science warrants apparatus of its manufacture against defects in materials and workmanship, under normal service, for two years from the shipping date to purchaser. This warranty excludes damages resulting from shipping, misuse, carelessness, or neglect. Major Science’s liability under the warranty is limited to the receipt of reasonable proof by the customer that the defect is embraced within the terms of the warranty.
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