Lakeshore Cryotronics 818 Cryopump Monitor 818 Mint Condition With User'smanual

US $3200

  • Palisades Park, New Jersey, United States
  • Jun 24th
Feel free to contact us for additional information through ebay mail, or directly at: nrscientific@gmail.com or at   (201) 592-1864. LakeShore Cryotronics 818 Cryopump Monitor This unit is only lightly used and is in  Mint Condition.  It comes with User's Manual. 15 Day Right Of Return MODEL: LakeShore Cryotronics 818 Cryopump Monitor S/N:        20176 Lightly used; taken out of working system.  This unit is in mint and operational condition.  15 Day Right of Return.  Description:  The Model 818 is a microprocessor controlled instrument which provides direct digital display of the temperature in Kelvin of a single input sensor, with 1 Kelvin resolution. The specified range of the instruments is 4 to 330 Kelvin when used with special DT-500 sensors. Accuracy of the instruments is +/- 0.05K below 30K and +/- 0.4K above 30K when utilized with DT-500-CPU sensors. It features alarms which can be used to safeguard or initiate and control automatic cryopump regeneration cycles. The alarms may be used as high and low alarms. The alarm set points are front panel setable with function keys and up/down keys, and may be checked without changing them. The up/down keys can be deactivated by the removal of a jumper accessed through the top of the unit. Each set point features a deadband of 0.5K to reduce chattering of the relay contacts.   The Model 818 features a built in power supply with AC filtering and line voltage selection. The sensor input, alarm contacts, and RS232C lines are all available on a single connector on the rear panel of each instrument. For your reference, the seller is N&R Scientific Co., Inc.  We have been providing the highest quality refurbished and fully guaranteed equipment worldwide for many years.  You can purchase with complete confidence that the equipment will be provided in excellent cosmetic and perfect operational condition.   Our facility is located in the metropolitan NYC area. file: B-Cart-IS-2-3

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