Hitachi ZA3000 Series Instruction Manual page 470

SAFETY SUMMARY
Warning Indications Appearing in this Manual
List of DANGER indication
Warning indications described in this manual and their locations
therein are listed below.
 Malfunction of Pacemaker
This instrument utilizes a permanent magnet of 0.9 tesla in the
burner unit and another of 1.0 tesla in the atomizer furnace.
There is a danger of faulty operation of a cardiac pacemaker due
to the strong magnetic field produced.
A person who uses a pacemaker should not come within one
meter of the instrument, or should avoid handling the instrument
altogether.
SAFETY - 5
(Section 1, Section 3)