ORTEC CryoSecure Hardware Manual

Compressor power controller

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CryoSecure™
Compressor Power Controller
Hardware Manual
®
Printed in U.S.A.
ORTEC
Part No. 774890
1209
Manual Revision D

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Summary of Contents for ORTEC CryoSecure

  • Page 1 CryoSecure™ Compressor Power Controller Hardware Manual ® Printed in U.S.A. ORTEC Part No. 774890 1209 Manual Revision D...
  • Page 2 If it becomes necessary to return this instrument for repair, it is essential that Customer Services be contacted in advance of its return so that a Return Authorization Number can be assigned to the unit. Also, ORTEC must be informed, either in writing, by telephone [(865) 482-4411] or by facsimile transmission [(865) 483-2133], of the nature of the fault of the instrument being returned and of the model, serial, and revision ("Rev"...
  • Page 3: Table Of Contents

    CONTENTS SAFETY INSTRUCTIONS AND SYMBOLS ............iv SAFETY WARNINGS AND CLEANING INSTRUCTIONS .
  • Page 4: Safety Instructions And Symbols

    SAFETY INSTRUCTIONS AND SYMBOLS This manual contains up to three levels of safety instructions that must be observed in order to avoid personal injury and/or damage to equipment or other property. These are: DANGER Indicates a hazard that could result in death or serious bodily harm if the safety instruction is not observed.
  • Page 7: Description

    BIAS OFF indicates the detector bias voltage has cooling is restarted. . The CryoSecure is intended to be been interrupted or shutdown. A front-panel, two- used with a cryogenic cooling system such as the position rocker switch turns power on and off, and a ORTEC EC-III™.
  • Page 8: Specifications

    10.2 cm. (4.0 in.) high. Aluminum enclosure. BIAS OFF TIME Internal PWB-mounted rotary switch allows the user to set amount of time the CryoSecure waits after restarting the compressor, before allowing the detector bias voltage to be applied.
  • Page 9: Installation And Startup

    3.3. INSTALLATION IN A “WARM” SYSTEM The battery is connected to the control logic by a self- If the CryoSecure is installed in a system with the holding relay which is kept in the OFF state during detector at room temperature, it is inconvenient to have storage and shipping (see Section 5.2 for storage and...
  • Page 10: The Cooling State

    (BIAS-OFF) TIME The cooling, or bias-off, time is the time the CryoSecure If the mains supply fails during the cooling period, the waits after restarting the compressor before allowing the CryoSecure will return to the start of the warming state.
  • Page 11: Calibration And Maintenance

    3 hours will actually elapse in 3 minutes. This is useful for checking system operation. With the CryoSecure disconnected from the mains supply, remove the top cover and locate the sealed, WARNING Remember to reinstall W3 after rechargeable, lead-acid battery (to the left of the unit as testing.

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