100/180 mm PAPERLESS GRAPHIC RECORDER: USER GUIDE
HA028910
Issue 13 Sep 16
User Guide
Page 378
ANNEX A: SPECIFICATION
INSTALLATION CATEGORY AND POLLUTION DEGREE
This product has been designed to conform to BS EN61010 installation category II and pollution degree
2. These are defi ned as follows:
Installation category II
The rated impulse voltage for equipment on nominal 230V ac mains is 2500V.
Pollution degree 2
Normally, only non-conductive pollution occurs. Occasionally, however, a temporary conductivity
caused by condensation shall be expected.