Instruction/ maintenance manual of the product PVM-4210 Directed Electronics
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DEI PVM-4210 DIRECTED ENERGY, INC. PVM-4210 ±950V Pulse Generator Module OPERATION MANUAL Directed Energy, Inc. 2401 Research Blvd., Ste. 108 Fort Collins, Colorado 80526 970/493-1901 FAX 970/493-190.
DEI PVM-4210.
DEI PVM-4210 Document Number 9100-0201 Rev 8 Directed Energy, Inc. 2000-2002 Page 1 Table Of Contents 1.0 Sa fety ...........................................................................................................3 2.0 Ov ervi ew .........
DEI PVM-4210 Document Number 9100-0201 Rev 8 Directed Energy, Inc. 2000-2002 Page 2 ********** WARNING ********** SAFE OPERATING PROCEDURES AND PROPER USE OF THE EQUIPMENT ARE THE RESPONSIBILITY OF THE USER OF THIS SYSTEM.
DEI PVM-4210 Document Number 9100-0201 Rev 8 Directed Energy, Inc. 2000-2002 Page 3 1.0 Safety The high voltage/high current nature of this device dictates the use of caution when operating or servicing this equipment. OBSERVE ALL SAFETY PRECAUTIONS LISTED BELOW.
DEI PVM-4210 Document Number 9100-0201 Rev 8 Directed Energy, Inc. 2000-2002 Page 4 photomultiplier tubes. The exceptional pulse fidelity of the PVM-4210 will optimize the performance of any syst em in which it is used. The module provides two pulse output channels, controlled by a common control logic.
DEI PVM-4210 Document Number 9100-0201 Rev 8 Directed Energy, Inc. 2000-2002 Page 5 +5V +15V Gate I nv ersi on on/off Pulse Generat ion Ov er current i nhibi t Prim ary Drive Trans former +75V Pow.
DEI PVM-4210 Document Number 9100-0201 Rev 8 Directed Energy, Inc. 2000-2002 Page 6 3.0 Specifications The pulser will meet or exceed the following specifications.
DEI PVM-4210 Document Number 9100-0201 Rev 8 Directed Energy, Inc. 2000-2002 Page 7 continuous pulse recurrence frequencies greater than 20KHz. This formula is not applicable when driving non-capacitive (resist ive or inductive) loads.
DEI PVM-4210 Document Number 9100-0201 Rev 8 Directed Energy, Inc. 2000-2002 Page 8 Output Pulse Configuration With Non-Inverted Gate Selected The ouput polarity can be reve rsed (so that the output is held at high voltage when the gate is low, and pulsed ground when the gate is high) by jumpering pins 10 and 11 together.
DEI PVM-4210 Document Number 9100-0201 Rev 8 Directed Energy, Inc. 2000-2002 Page 9 Output Pulse Configuration With Inverted Gate Selected 4.2 Power Supply Enable For safety and flexibility, the PVM-4210 features a power supply enable input (DSUB connector pin 14).
DEI PVM-4210 Document Number 9100-0201 Rev 8 Directed Energy, Inc. 2000-2002 Page 10 5.0 OPERATING INSTRUCTIONS WARNING 1. Do not remove the input or output cabl es while the pulser is in operation. Never intentionally short-circuit the high voltage output of the pulser.
DEI PVM-4210 Document Number 9100-0201 Rev 8 Directed Energy, Inc. 2000-2002 Page 11 2. Connect the input DSUB connector, and connect the output to an appropriate load, prior to applying +24VDC power. 3. Monitor the voltage across the load, utilizing an appropriate high voltage probe or attenuator.
DEI PVM-4210 Document Number 9100-0201 Rev 8 Directed Energy, Inc. 2000-2002 Page 12 -Input trigger voltage too low. -Input trigger pulse width too short. Increase width. -Input trigger frequency too high. Reduce frequency. -No input high voltage.
DEI PVM-4210 Document Number 9100-0201 Rev 8 Directed Energy, Inc. 2000-2002 Page 13 At DEI's discretion, DEI may elect to repair or replace the equipment claimed to be defective or refund the original purchase price, plus taxes and transportation charges incurred by the purchaser.
DEI PVM-4210 Document Number 9100-0201 Rev 8 Directed Energy, Inc. 2000-2002 Page 14 APPENDIX Mechanical Dimensions And Mounting Hole/Connector Location Drawing.
DEI PVM-4210 Document Number 9100-0201 Rev 8 Directed Energy, Inc. 2000-2002 Page 15 11.50 5.80 TOP VIEW + HV ADJUST - HV ADJUST DB-15 PINOUT 2 GROUND 3 +5VDC @ 50mA OUTPUT 6 GATE (TTL into 50 O h.
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If you already are a holder of Directed Electronics PVM-4210, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Directed Electronics PVM-4210.
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