Maintenance And Troubleshooting; Calibration Overview - ILX Lightwave Temperature Controller LDT-5525 User Manual

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C H A P T E R
M T
AINTENANCE AND ROUBLESHOOTING
This chapter describes how to maintain and troubleshoot the LDT-5525
Temperature Controller. Included are sections covering calibration, disassembly,
and troubleshooting.
THE SERVICE PROCEDURES DESCRIBED IN THIS CHAPTER ARE FOR USE BY
QUALIFIED PERSONNEL. POTENTIALLY LETHAL VOLTAGES EXIST WITHIN THE LDT
5525 TEMPERATURE CONTROLLER. TO AVOID ELECTRIC SHOCK, DO NOT PERFORM
ANY OF THE PROCEDURES DESCRIBED IN THIS CHAPTER UNLESS YOU ARE
QUALIFIED TO DO SO.
QUALIFIED SERVICE PERSONNEL ARE REQUIRED TO WEAR PROTECTIVE
EYEGLASSES AND ANTI-STATIC WRIST BANDS WHILE WORKING ON THE LDT-5525
TEMPERATURE CONTROLLER CIRCUIT BOARDS.
HIGH VOLTAGES ARE PRESENT ON AND AROUND THE PRINTED CIRCUIT BOARDS OF
THE LDT-5525 TEMPERATURE CONTROLLER.

Calibration Overview

The LDT-5525 Temperature Controller should be calibrated every 12 months or
whenever performance verification indicates that calibration is necessary.
All calibrations can be done with the case closed. The instrument is calibrated by
changing the internally stored digital calibration constants.
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LDT-5525