Metrohm 731 Relay Box - Manual (Page 30)

4. Technical specifications
731 Relay Box, Instructions for use 24
Safety specifications
Constructed and tested according to :
IEC 1010/EN 61010/UL 3101-1 Safety class I,
EN 60 947-1 degree of protection IP2L1.
The instruction manual contains information and warnings which
the user should follow to guarantee the safe operation of the in-
strument.
Electromagnetic Compatibility (EMC)
Emitted interference Standards met:
EN50081-1 01.92, EN55011 (class B), EN55022 (class B) and
NAMUR
Immunity to Standards met:
interference EN50082-1 01.92, IEC801-2 to IEC801-6,
EN60555-2 and NAMUR