Yokogawa 212 Heat Calculator User Manual
Page 6
The Model 212 has a highly accurate built-in real time clock (2ppm typ) to keep
track of logging, peak-on/peak-off points, etc. In case of a power failure, the
real-time clock is able to keep running for two days with a ± 1 minute accuracy,
typically.
This instrument conforms to the EMC-Directive of the Council of European
Communities 89/336/EEC and the following standards:
Generic Emission Standard EN 50081-1
Residential, Commercial & Light
Industry Environment.
Generic Emission Standard EN 50081-2
Industrial Environment.
Generic Immunity Standard EN 50082-1
Residential, Commercial & Light
Industry Environment.
Generic Immunity Standard EN 50082-2
Industrial Environment.
In order to comply with these standards, the wiring instructions in Section 7.5
must be followed.
4 Overview