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Instruction Manual peqPOWER 250 Volt Power Supply 

OPERATIONAL KEYS 

 
Key Functions 

 

STOP key: Used to stop operation from the Running Screen 

 

START/PAUSE  key:  Used  to  start  operation  /  temporarily interrupt power to an 
operation in progress without terminating electrophoresis and to resume power 
after pausing without resetting the timer

 

CONSTANT key: Used to set up constant voltage or current values 

 

MODE key: Used to choose either Constant Voltage, Constant Current or Constant 
Wattage mode 
 

 

Down Arrow key: Used to move cursor down between parameters and to decrease 
numeric values 

 

Up Arrow key: Used to move cursor up between parameters and to increase nu-
meric values 

  

STOP 

START 
PAUSE 

 

CONSTANT 

 

    

MODE 

GETTING STARTED 

Installing the peqPOWER 250 Volt Power Supply 

1.

 

Check the label located near the AC inlet to ensure that the unit is compatible with locally pro-
vided voltage. 

2.

 

Place the peqPOWER 250 Volt Power Supply on a level laboratory bench. Keep the area 
around the power supply clear to ensure proper ventilation of the unit. 

3.

 

For your safety: Position the unit properly such that the On-Off switch and the AC inlet located 
on the rear of the unit are easily accessible. 

4.

 

Ensure the AC power switch is in the Off position. 

5.

 

Attach the power cord to the AC inlet. Use only properly grounded AC outlets and power cords. 

6.

 

Connect the leads from the electrophoresis unit; insert the red lead (+) into the red output jack, 
and the black lead (-) into the black output jack. 

PEQLAB_v0412E

 

Summary of Contents for peqPOWER 250

Page 1: ...Instruction Manual 250 Volt Power Supply 0412E Creating the future together...

Page 2: ...TIONAL KEYS 6 GETTING STARTED 6 IMPORTANT GUIDELINES 7 OPERATIONAL MODES 8 CHOOSING LIMITING PARAMETER SETTINGS 10 TROUBLESHOOTING 11 OPERATIONAL ELECTRICAL PARAMETERS 12 COMMON ERRORS FOUND WITH ELEC...

Page 3: ...with shielded banana plugs thus minimizing any potential shock hazard to the user Always use gel box sys tems that are compatible with the Power Supply have been designed for your specific application...

Page 4: ...ase check carefully that the shipment is complete and has not been dam aged in transit For missing parts or to report any kind of damage please contact PEQLAB see TECH NICAL SERVICE AND ORDERING INFOR...

Page 5: ...es Constant Voltage 1 V step Constant Current 1 mA step Constant Power 1 watt step Crossover Auto Display type LCD Graphic type Display size 53 64 x 15 64 mm W x H Pause function Yes Safety feature No...

Page 6: ...tant Current and Constant Wattage Mode This manual describes the setup and operation of peqPOWER 250 Volt Power Supply including important information on safety and maintenance of the unit Features of...

Page 7: ...Supply PEQLAB_v0412E 5 Description of Buttons and Switches Front View of peqPOWER 250 Volt Power Supply Rear View of peqPOWER 250 Volt Power Supply Control Buttons LCD Display Output Jacks Voltage Sel...

Page 8: ...increase nu meric values STOP START PAUSE CONSTANT MODE GETTING STARTED Installing the peqPOWER 250 Volt Power Supply 1 Check the label located near the AC inlet to ensure that the unit is compatible...

Page 9: ...sing the power switch on the rear of the in strument Upon start up the current settings appear on the screen Use the START PAUSE and STOP keys and output jacks for applications Use the CONSTANT key to...

Page 10: ...e used during the entire duration of electrophoresis Review the guide lines provided in this manual before starting electrophoresis using the peqPOWER 250 Volt Power Sup ply A basic Constant Voltage C...

Page 11: ...down using the key 2 When highlighted press Mode key 3 Select file number using the arrow keys 4 When file number is located press the Mode key 5 Select the number of steps by using the arrow keys 6...

Page 12: ...ser extent continuous systems increase resistance during the run If you use the current limiting setting on the peqPOWER 250 Volt Power Supply the voltage will increase as resistance increases to sati...

Page 13: ...e electrophoresis cell 5 Make sure buffers are prepared correctly and the recommended volume of buffer is added to the electrophoresis unit Operation stops with alarm The screen displays NO LOAD 6 Hig...

Page 14: ...loride glycine front moves down the gel and the cur rent decreases Voltage The velocity with which an ion moves in an electric field will vary in proportion to the field strength volts per unit distan...

Page 15: ...one parameter is limiting at a time The limiting parameter together with the conductivity in the electrophoresis system and the values for the other parameters determine the maximum output REPAIR AND...

Page 16: ...Turn off the main power switch at the rear of the peqPOWER 250 Volt Power Supply and de tach the power cord from the rear of the peqPOWER 250 Volt Power Supply 2 Open the fuse compartment located insi...

Page 17: ...er Cat No peqPOWER 300 V 230 V 4 300 500 mA 90 W 55 E300 230V peqPOWER 300 V 110 V 4 300 500 mA 90 W 55 E300 110V For technical questions and more detailed information on PEQLAB s products please visi...

Page 18: ...RCHANTABILITY For research use only Not intended for any animal or human therapeutic or diagnostic use EQUIPMENT DISPOSAL This equipment is marked with the crossed out wheeled bin symbol to indicate t...

Page 19: ...Instruction Manual peqPOWER 250 Volt Power Supply PEQLAB_v0412E 17 NOTES...

Page 20: ...QLAB Biotechnologie GmbH 6404 Polling Tel 43 0 5238 84 169 info peqlab at www peqlab at UK PEQLAB Ltd Southampton SO31 7ZN Freecall UK 0808 20 21 302 info peqlab co uk www peqlab co uk USA PEQLAB LLC...

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