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Sell your excess, underutilized, and idle used equipment 

We also offer credit for buy-backs and trade-ins

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Instra

Summary of Contents for 68805

Page 1: ...service in house repair center WE BUY USED EQUIPMENT Sell your excess underutilized and idle used equipment We also offer credit for buy backs and trade ins www artisantg com WeBuyEquipment REMOTE IN...

Page 2: ...Avenue De Laponie Im Tiefen See 58 1 Mole Business Park Z A De Courtaboeuf D 64293 Darmstadt Leatherhead 91951 Les Ulis Cedex Germany Surrey KT22 7AU France England Phone 1 69 07 20 20 Phone 06151 880...

Page 3: ...DUCTION 2 III SPECIFICATIONS 4 IV CONTROLS AND CONNECTIONS 5 V CIRCUIT DESCRIPTION 11 VI CALIBRATION AND TROUBLESHOOTING 14 WARRANTY AND RETURNS Artisan Technology Group Quality Instrumentation Guaran...

Page 4: ...connected to the lamp housing or lamp socket before turning on the power supply Don t open the power supply or disconnect the output leads while the power supply is on Follow the lamp or lamp house m...

Page 5: ...t current power supply regulates current even into a short circuit and the model 68805 is safely limited to 12 amperes or 300 watts Also the inrush current to the lamp is limited to a maximum of 12 am...

Page 6: ...will allow it to operate all arc lamps that are rated for DC operation in this voltage current and power range The main power supply section uses offline switching technology with the resultant increa...

Page 7: ...ition 150 volts unloaded Operating Load dependent Total output power should not exceed 240 watts Light Output Ripple Resistive Load 0 25 R M S 40 Hz to 40 kHz Arc Lamp Load Dependent on lamp and opera...

Page 8: ...lamps through improper operation FRONT PANEL Figure 3 1 shows the layout for the front panel METER AND VOLTAGE WATTS AND AMPS SWITCH The analog meter is scaled to display the output voltage current an...

Page 9: ...lay the value of the output current that will be delivered to the lamp after lamp start POWER SWITCH This is the AC mains power switch In the ON position ac power will be switched into the main circui...

Page 10: ...MAINS INPUT J304 J304 is an IEC style socket which will accept power cords for worldwide use of the power supply The AC mains cord is connected here LINE VOLTAGE SELECTOR S301 S301 sets the input vol...

Page 11: ...HF screw on connectors are the connections for the main DC output to the load J306 is the positive and J307 is the negative The low voltage side of an external ignitor or a lamp housing with built in...

Page 12: ...to the output current This signal should be buffered with a unity gain amplifier if it is going to be used Pin 3 Input control and reference output common Pin 4 Not used Pin 5 Remote start input A con...

Page 13: ...control knob is set to the full counter clockwise position Turn on the power supply Place the meter select switch to VOLTS and observe that the output is 100 volts DC Release the meter switch Press t...

Page 14: ...contact closure A complete connection at J301 will energize K1 and allow mains power to be applied to the main power supply module 27 20 007 The power supply module will then begin to operate and con...

Page 15: ...control Meter Board 68805 1210 Please refer to schematic number 68805 3 1211 for this circuitry J1 pins 7 and 9 provide the AC for this circuit This is rectified and filtered by CR1 C1 and C3 The raw...

Page 16: ...8805 3 1211 for their location Ignitor Drive 68810 3 1601 Please refer to schematic number 68810 3 1601 for this circuitry Ignitor Drive and Output Monitor Circuit The ignitor drive PCB contains circu...

Page 17: ...hat the output current as viewed on the external ammeter is an even value Hold the meter select switch in the AMPS position and trim R6 so that the front panel meter display agrees with the external a...

Page 18: ...ponents which are readily available No attempt should be made to repair the power supply module to the component level Simply replace and return the defective module to Oriel A flow chart of a suggest...

Page 19: ...r board is OK Shut down connect the resisitive load and turn the unit on Measure 5V at J102 pin 1 Replace module if not present Measure 0 5V range at J102 pin 2 Replace module if not present Does the...

Page 20: ...er ONLY IF the defective goods are returned freight prepaid to an Oriel Instruments designated facility If goods are not returned to Oriel Instruments and user chooses to have repairs made at their pr...

Page 21: ...and warranted use and performance of the goods recipient of the goods accepts full responsibility for restoring the goods to their condition upon original delivery and for assuming all costs and charg...

Page 22: ...service in house repair center WE BUY USED EQUIPMENT Sell your excess underutilized and idle used equipment We also offer credit for buy backs and trade ins www artisantg com WeBuyEquipment REMOTE IN...

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