THORLABS ITC4000 Series, Руководство по эксплуатации

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5 Maintenance and repair
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5 Maintenance and repair
5.1 General remarks
The ITC4000 controllers does not need regular maintenance by the user. It does not contain
any modules that could be repaired by the user himself. If a malfunction occurs, the whole unit
has to be sent back to
Thorlabs . Do not remove covers!
If any disturbances in function occur, please refer first to section Troubleshooting .
If you don’t find the error source by means of the trouble shooting list please first contact
Thorlabs before sending the ITC4000 controller for checkup and repair to Thorlabs (refer to
section Thorlabs Worldwide Contacts).
If highest precision of measurements is vital to you, you should have the ITC4000 controller re-
calibrated by
Thorlabs about every two years.
General care
Protect the unit from adverse weather conditions. The ITC4000 controllers are not water resist-
ant.
Attention
To avoid damage to the ITC4000 controllers, do not expose it to spray, liquids or solvents!
Cleaning
The unit and the display can be cleaned with a cloth dampened with water. You can use a mild
75% Isopropyl Alcohol solution for more efficient cleaning.
5.2 Line voltage settings
The ITC4000 Series controllers operate with line voltages of 100 ... 120 V AC and 200 ... 240 V
AC ±10%. The line frequency range is 50 ... 60 Hz. Thus it can be operated worldwide without
any adjustment or voltage setting.
5.3 Replacing the mains fuses
The two power input fuses are externally accessible. If they have opened due to line disturb-
ance or other influences from the outside, they can be replaced at the rear without opening the
unit.
Warning
To avoid fire hazard, replace the two mains fuses with fuses of the specified type and
rating only. Fuse Type: IEC60127-2/1 (High breaking capacity!), F10 H 250V, fast acting
(F) 10 Amperes, size 5 x 20 mm
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