IT6900 Programming Guide 
  Copyright ©ITECH Electronic Co., Ltd.  iii 
 
  If the equipment is not used in the manner specified by the manufacturer, 
its protection may be damaged. 
  Always use dry cloth to clean the equipment housing. Do not clean the 
inside of the instrument. 
  Do not block the air vent of the equipment. 
 
Environmental Conditions 
The IT6900 series power supply can only be used indoors or in low 
condensation areas. The following table shows general environmental 
requirements for this instrument. 
20% - 80% (non condensing) 
Operating up to 2,000 meters 
 
Note 
To make accurate measurements, allow the instrument to warm up for 30 min before 
operation. 
Regulation Tag 
 
The CE mark indicates that the product 
complies with all the relevant European 
legal directives. The specific year (if any) 
affixed refers to the year when the design 
 
The instrument complies with the WEEE 
Directive (2002/96/EC) marking 
requirement. This affixed product label 
indicates that you must not discard the 
electrical/electronic product in domestic 
household waste. 
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