USER`S MANUAL - IBI Scientific
Contents
1. the other output set value until the appropriate mode LED Constant Voltage or Constant Current illuminates These LED s are located on the left of the displays 6 If the non controlling output set values is reached during the course of the run the power supply will automatically crossover to the new mode and control output relative to that mode The appropriate mode LED Constant Voltage or Constant Current will illuminate 7 If automatic crossover is desired during the run adjust the output set value of the second controlling parameter to the maximum setting desired When actual output relative to the second controlling parameter equals its output set value the output will cross over from the first controlling parameter to the second 8 When the run has been completed depress the STOP switch to cease power output Wait one minute before disconnecting the power cords from the gel unit 9 Turn the main power switch off when the unit is not in use User s protection and safety An vena alarm and STOP LED indicate a fault situation and cut off the power supply Overload Output to ground leakage Output open circuit Tank s lead s disconnected or defective Output short circuit Press STOP to resume and look for the wrong situation Press START to run again IMPORTANT The power supply automatically restarts with respect to the set values when the power is operating again after a power failure or repetitive mi2. NTENANCE There are no internal operator serviceable parts in this power supply If the power supply should fail the unit must be returned to the authorized Service Center See troubleshooting guide for help SHIPMENT When shipment or transport of the power supply is required use the packaging supplied with the unit Store the unit in the packaging in a dry area Operation Note The last set output values are memorised Unit power up and immediat starting 1 2 Connect the AC line cord to a grounded 3 prong wall outlet Connect the power supply to an electrophoresis device using the power cords supplied with that unit To turn the power supply on press the main power switch located on the rear panel The STOP LED 10 illuminates and the output display will read zeros To display and check last set values depress SET OUT switch 1 As soon as this switch is activated the output display shows the last output set values If the Volts and mA set values are correct press START STOP switch 9 for starting the run The green LED 10 illuminates The actual values are immediately displayed According settings and gel resistance one of the constant mode LED s will be alighted 5 for constant voltage 6 for constant current When separation is terminated press START STOP 9 to stop the run Turn off the power supply by using the main power switch on the rear panel Adjusting output se
3. SCIENTIFIC if the need for servicing the unit should arise 300 Volts 400 mA CURRENT POWER SUPPLY Tactile switch for the selection of the following modes OUT Display of output values when the unit is running SET Display of preset values Tactile switch for selection of parameter to set Operating in SET mode Volts Voltage mA Current Blinking only in SET mode LED indicating that voltage value can be changed Blinking only in SET mode LED indicating that current value can be changed LED indicating that voltage is the constant parameter during the run LED indicating that current is the constant parameter during the run Two recessed safety output jacks Tactile switches for increasing decreasing Volts and mA Operating in SET mode START STOP switch LED s indicating the START or STOP status Display for Volts Display for mA
4. USER S MANUAL ELECTROPHORESIS POWER SUPPLY SH 300 Seton 99300 A SCIENTIFIC a VOLTS 300 Volts 400 mA gt A mA START STOP POWER SUPPLY e 2 2 00 WARNING THE ELECTROPHORESIS POWER SUPPLIES ARE CAPABLE OF DELIVERING POTENTIALLY LETHAL VOLTAGE AND IS TO BE OPERATED ONLY BY QUALIFIED TECHNICALLY TRAINED PERSONNEL PLEASE READ THE ENTIRE OPERATOR S MANUAL THOROUGHLY BEFORE OPERATING THIS UNIT TAKE CARE AS THE MODE OF OPERATION OF THIS UNIT IS CONTINUOUS PLEASE RETAIN ALL PACKAGING MATERIALS UNTIL THE WARRANTY PERIOD HAS EXPIRED Description Microprocessor controlled switching Power Supplies a IBI Sheltonm SCIENTIFIC power supplies are CE marked and complies with the following requirements EN 61326 1 Edition 1997 FCC part 15 Class Edition 1995 EMC directive 89 336 CEE They are certified and manufactured according to the IEC 1010 1 standard and test regulation These power supplies are equipped with an automatic restart system case of mains failure When the power returns an audible alarm sounds for 10 seconds and the power automatically restarts with the previous set values If during the power failure the electrophoresis unit is disconnected from the power supply the alarm still sounds when the mains supply returns Because no load is connected the power supply it will immediately shut down and the output will be set to zero Direct rea
5. cro failures during a cycle The STOP LED blinks for 10 seconds before operating again TROUBLESHOOTING GUIDE CONDITION Display fails to illuminate when the POWER switch is put on The desired MODE is not flashing Two different modes are blinking alternatively Settings switches are not working Audible alarm at power up Impossible to start the run Unit is coming back on STOP mode with audible alarm PROBABLE CAUSE Fuses have blown One of the other parameters is limiting output Settings for both parameters are too close to the actual output SET mode is not operating Automatic restart is coming A fault situation avoid the START mode to operate WARNING REMEDY See Warning below Increase the output set value of the parameter controlling output until the desired output mode is controlling Increase the set value for the mode you do not wish to be limiting Depress SET switch Press STOP to stop this function The unit has been previously cut off by the power switch when running Unit must always be stopped by the STOP switch prior to cut off by the power switch See user s protection and safety paragraph Never attempt to remove the outer casing or make any unit repairs Contact IBI Shelton SCIENTIFIC if the need for repair or servicing should arise Should the power supply fail DO NOT remove the outer case of the unit and attempt any repairs Contact IBI Shelton
6. ding of the programmed set values and actual values before and during the cycle Volt and mA adjustable during a cycle Stabilisation and automatic crossover between the parameters according to the set limitation values and when output limits are reached 2 Red LED s indicate the constant mode 2 operating modes constant voltage constant current Settings by tactile switches on moisture resistant membrane panel Battery backed memory feature saves last output set values in the event of a power failure or when the run is terminated and the unit is turned off 2 LED s display settings for output voltage and current 2 recessed safety output jacks allow simultaneous operation of 2 electrophoresis units Fault detection and 500 current leakage detection or no load automatically shuts down output and indicates the fault by the STOP LED blinking and an audible alarm Safety precautions THESE POWER SUPPLIES ARE CAPABLE OF DELIVERING POTENTIALLY DANGEROUS VOLTAGE AND ARE TO BE OPERATED ONLY BY QUALIFIED TECHNICALLY TRAINED PERSONNEL PLEASE READ THE ENTIRE OPERATOR S MANUAL THOROUGHLY BEFORE OPERATING THIS UNIT TAKE CARE AS THE MODE OF OPERATION OF THE UNIT IS CONTINUOUS If the power supply is used in a manner not specified by IBI Shelton SCIENTIFIC then the protection systems of the equipment may be impaired For additional information please call the IBI Sheltom SCIENTIFIC or your dis
7. hes 8 Press SET OUT switch 8 for displaying the new actual values When electrophoresis is terminated press START STOP switch 9 to stop the run Turn off the power supply by using the main power switch located on the rear panel D FURTHER INSTRUCTIONS 1 To view the set values during the run depress the SET OUT switch The display will show the set values as long as this switch is depressed Once the SET OUT switch is released the display will show the output values for three seconds and then switch back to displaying the actual output values It is possible to change the values during the run without depressing the STOP switch To change the output set values during the run or in STOP mode e Depress the SET OUT switch e Select the parameter by depressing the Volts mA switch e The selected parameter is indicated by a corresponding blinking LED located on the right of each display e Use the two SET switches until the appropriate output set value is reached e After 3 seconds the new actual output values are automatically displayed e To read immediately the new actual values press SET OUT switch 4 In START status when the SET OUT switch is depressed the Leds display the output set values during three seconds and then switch back to displaying the actual output values 5 To establish the limiting constant mode for the particular experiment set the controlling parameter to the output desired and increase
8. ions Input supply voltage fluctuations not to exceed 10 of the normal voltage Input supply 110V model Input supply 220V model Fuse value in the input plug Rated input power current Volt Current range Power Mode of operation Switching frequency Output regulation stability Minimum output Value display accuracy Input failure during the run Fault detection Fault status Earth leakage detection level Output to earth impedance Size Weight Environmental conditions 90 130V 50 60Hz 2A fuses 180 260V 50 60Hz fuses 3A 400VAC 1 300V 1V step 1 400mA 1mA step 0 6 120W Continuous 23kHz 0 2 FS digit 1V 15 0 6W 0 2 FS digit Audible alarm and automatic restart with previously set values Output supply stop audible alarm STOP LED blinking Output to ground leakage Output open circuit Output short circuit No regulation Overheating power circuit fault 10 min bypassed by 1nF max 24cm x 17cm x 11cm DxWxh 1 8kg Indoor use Altitude up to 2000m Temperature 10 C 40 C Maximum relative RH 80 for temperature up to 31 C decreasing linearly to 50 RH at 40 C CLEANING The power supply may be cleaned as required when the main supply is isolated Cleaning should be carried out with a cloth moistened with water or with tissues impregnated with 70 Isopropyl alcohol No other cleaning solutions should be used MAI
9. t values when unit is STOP mode 1 Depress the SET OUT switch 1 As soon as this switch is activated the output display shows the last output set values The Volts LED 3 is blinking at first Increase or decrease voltage by the help of the two SET switches 8 Depress VOLTS mA switch 2 in order to select mA The mA LED 4 is now blinking Increase or decrease current by the help of the two SET switches 8 Press START STOP switch 9 for starting the run The actual values are immediately displayed According to the settings and gel resistance one of the constant mode LED s will be alighted 5 for constant voltage 6 for constant current When electrophoresis is terminated press START STOP switch 9 to stop the run 7 Turn off the power supply by using the main power switch located on the rear panel Maximum output values are as follows for 300V maximum current 400 mA 120W for 400mA maximum voltage 300V 120W C Adjusting output set values when unit is on START mode 1 While the unit is running depress the SET OUT switch 1 As soon as this switch is activated the output display shows the last output set values The Volts LED 3 is blinking at first Increase or decrease the voltage by the help of the two SET switches 8 Depress Volts mA switch 2 in order to select mA The mA LED 4 is now blinking Increase or decrease the current by the help of the two SET switc
10. tributor s Technical Resources Department Never attempt to remove the outer casing or make any repairs to the unit Contact IBI Shelton SCIENTIFIC immediately if there is need for repair or a servicing need should arise The unit must be grounded Use only the line cord supplied with the unit for safe operation The use of a line cord other than this or one supplied by IBI Shelton SCIENTIFIC may result in user hazard For UK users check the mains plug of the line cord to make sure it is equipped with a protection fuse not exceeding 3 A Connect the line cord directly into a properly rated 210 250VAC 50 60Hz or 105 125VAC 50 60Hz three pins wall outlet Check the power cords and the black and red recessed safety jacks periodically to make sure that they are in good condition Do not use cords which are cracked nicked or in otherwise poor condition Always make all connections between the power supply and the electrophoresis equipment prior to start up of the output Never place any objects other than high voltage connectors rated to 1000V into the output jacks Site the unit such that the rear panel has at least 8 20cm of clearance to provide for adequate unit ventilation The power supply must only be connected to electrophoresis equipment manufactured with built in safety protected male plugs It is also recommended to use electrophoresis equipment that can only be connected when the protection lids are closed Specificat
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