Warning The MIDI300V/4 Power Supply has been thoroughly tested and found to comply within the limits of CE regulation. It has been manufactured using the latest technology and does not require maintenance. When used correctly this unit poses no particular health risk, although it can deliver dangerous voltage levels if used incorrectly.
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cover. Contact the manufacturer or supplier immediately to replace or repair any damaged parts. 12. Never use the power supply in the presence of flammable or combustible material as fire or explosion may result. 13. Ensure that the power supply is only connected to an earthed power line. Do not cut and splice the power line.
Product Description & Features With nearly twice the current and power of the market leader’s equivalent unit, at 700mA and 150W, the MIDI300V/4 offers a specification comparable to any midi power supply presently available on the market. The MIDI300V/4 is...
Section 2 Technical Specification Output range (programmable) Voltage 2-300V Current 1-700mA Power 150W max. Resolution 1V / 1mA Type of Output Constant voltage or constant current Automatic crossover Timer 1-999 min. with alarm; Continuous Pause/resume function Display 3-digit LED Programmable Methods Automatic recovery after power failure Safety features No-load detection;...
Section 3 Installation Instructions The MIDI300V/4 Power Supply is a factory pre-installed instrument. The power supply is ready for immediate use once it is unpacked and placed on a level, dry bench surface that is adequately ventilated and away from sources of direct heat.
b. Operation Mode Once the power supply is started, the LED will be illuminated on the faceplate adjacent to the START/STOP button. – Voltage Select – Current Select – Time Select – Increase Select – Decrease Select – Pause Program –...
1. Place the power supply on a level, dry bench surface away from sources of direct heat. 2. With the AC power switch in the OFF position, plug the power cord into a grounded AC outlet of the appropriate voltage (i.e. 100V or 240V, determined by the rating sticker near the AC cord on the back of the unit).
button to ‘zero’. For non-stop continuous operation, set the 4.5 Starting and stopping the run 8. Press the key to start the run. Once the electrophoresis run starts, the LED light will light up next to the button. 9. Press the key to terminate a timed run, and turn the AC power OFF using the switch at the rear of the power supply.
Many operating problems may be solved by reading and following the instructions in this manual accordingly. Some suggestions for troubleshooting are given below. If these suggestions fail to resolve the problem, contact the Fisher Scientific distributor in your region for assistance. If troubleshooting service is required, please include a full description of the problem.
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(2) If the Err6 error message persists and the power supply cannot be restarted disconnect it from the mains and contact Fisher Scientific. Poor connection Check the power cables and electrodes Err7 between power cable within the gel tank.
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Replacing the Fuse For additional fuses, please contact Fisher Scientific Ltd. To replace the fuse: 1. Turn off the main power switch at the rear of power supply and detach the power cord.
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4. Place the fuse holder back into the compartment. 5. Snap the cover closed. Maintenance The MIDI300V/4 Power Supply uses all solid-state components and should require no maintenance or recalibration under normal use. If the unit must be returned for repair, contact your local authorised Fisher Scientific distributor.
Fisher Scientific Ltd. Power Supplies have a warranty against manufacturing and material faults of twelve months from the date of customer receipt. If any defects arise during this warranty period, Fisher Scientific will repair or replace the defective parts free of charge.