Proud to announce new UL compliance series AI-5xxPayyy Series.  The conventional order code of the UL series is AI-5xx/P. It is now compliant to UL IEC 61010-1:2010, Safety requirements for electrical equipment for measurement, contro, and laboratory use. 

Product pages:

Yudian Standard Temperature Controller series AI-509

http://www.yudian.com.hk/products_level_3.php?cid=3&sid=7&id=11

Yudian Economic Temperature Controller series AI-518

http://www.yudian.com.hk/products_level_3.php?cid=3&sid=19&id=15

More to read: 

IEC 61010 3rd Edition International Activities Blog

http://www.ul.com/global/eng/pages/offerings/industries/healthsciences/ul61010/blog/

Laboratory equipment -- UL 61010-1 & IEC 61010-1

http://www.ul.com/global/eng/pages/offerings/industries/healthsciences/ul61010/