HP E3620A Operating Manual Download Page 9 | Manualshive

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Summary of Contents for E3620A

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Page 2: ... personnel Do not replace compo nents with power cable connected Under certain conditions dangerous voltages may exist even with the power cable removed To avoid injuries always disconnect power dis charge circuits and remove external voltage sources before touching components DO NOT SERVICE OR ADJUST ALONE Do not attempt internal service or adjustment unless another person capable of rendering fi...

Page 3: ...NSTALLATION DATA 1 5 Location and Cooling 1 5 Outline Diagram 1 6 Rack Mounting 1 6 INPUT POWER REQUIREMENTS 1 6 Power Cable 1 6 OPERATING INSTRUCTIONS 1 6 INTRODUCTION 1 6 CONTROLS 1 6 Line Switch 1 6 Voltage and Current Metering 1 6 Voltage Controls 1 6 TURN ON CHECKOUT PROCEDURE 1 7 OPERATION 1 7 Overload Protection Circuits 1 7 Operation Beyond Rated Output 1 7 Connecting Load 1 7 Series Opera...

Page 4: ...6 EEC Council Directive entitled Approximation of the Laws of the Member States relating to Electromagnetic Compatibility EN 55011 1991 Group 1 Class B CISPR 11 1990 Limits and Methods of Radio Interference Characteristics of Industrial Scientific and Medical ISM Radio Frequency Equipment EN 50082 1 1992 IEC 801 2 1991 Electrostatic Discharge Requirements IEC 801 3 1984 Radiated Electromagnetic Fi...

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Page 6: ...re 1 Outline Diagram OPERATING INSTRUCTIONS INTRODUCTION This section describes the operating controls and indicators turn on checkout procedures and other operating consider ations for the Model E3620A Dual Output Power Supply Before applying power to the supply check the label on the heat sink to make certain that the supply s line voltage option agrees with the line voltage to be used If the op...

Page 7: ... and currents greater than its rated maximum outputs if the line voltage is at or above its nominal value Operation can be extended up to 5 over the rated output without damage to the supply but performance can not be guaranteed to meet specifications above the rated output of 0 to 25 V at 1 A Connecting Load Connect each load to the power supply output terminals using separate pairs of connecting...

Page 8: ...e output terminals of the supply helps to supply high current pulses of short duration during constant voltage operation Any capacitance added exter nally will improve the pulse current capability but will decrease the load protection provided by the current limiting circuit A high current pulse may damage load components before the average output current is large enough to cause the current limit...

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Page 11: ...From 0 5 of full scale 2 counts at 25 C 5 C To 0 5 of output 2 counts at 25 C 5 C Change 2 Make the following changes to the Replaceable Parts List on page A 12 to A 13 Old HP Part Number New HP Part Number Part Description 8120 1378 8120 8767 Power cord for STD 0E9 8120 1689 8120 8768 Power cord for 0E3 1853 0950 1853 0590 TRANSISTOR 2N4036 SI TO 5 PD 1W Rack Mounting Kits The part numbers for th...

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