Introduction 
6  UDC2500 Universal Digital Controller Product Manual  4/07 
Pollution Degree: Pollution Degree 2: Normally non-conductive pollution with 
occasional conductivity caused by condensation. (Ref. IEC 664-1) 
EMC Classification: Group 1, Class A, ISM Equipment (EN61326, emissions), Industrial 
Equipment (EN61326, immunity) 
Method of EMC Assessment: Technical File (TF) 
Declaration of Conformity: 51453655 
Deviation from the installation conditions specified in this manual, and the special 
conditions for CE conformity in Subsection 2.1, may invalidate this product’s conformity 
with the Low Voltage and EMC Directives. 
 
ATTENTION 
The emission limits of EN61326 are designed to provide reasonable protection 
against harmful interference when this equipment is operated in an industrial 
environment. Operation of this equipment in a residential area may cause harmful 
interference. This equipment generates, uses, and can radiate radio frequency 
energy and may cause interference to radio and television reception when the 
equipment is used closer than 30 meters (98 feet) to the antenna(e). In special 
cases, when highly susceptible apparatus is used in close proximity, the user may 
have to employ additional mitigating measures to further reduce the 
electromagnetic emissions of this equipment. 
 
WARNING 
If this equipment is used in a manner not specified by the manufacturer, the 
protection provided by the equipment may be impaired.