Hitachi CHROMASTER 5160 Instruction Manual page 709

(3) Atmospheric gas
(a) Adequate ventilation is required.
(b) The room shall not be filled with highly corrosive gas of
acid or alkali.
(c) The room shall not be filled with gas of an organic
solvent (particularly, benzine and paint thinner) which
dissolves coating.
(4) Other general precautions on instrument
(a) Shall not be exposed to direct sunlight.
Otherwise, performance degradation or coating
discoloration might be caused. Avoid a place near
windows as far as possible.
(b) Shall not be exposed to draft.
(c) Shall be free from strong vibration or shock which can
be felt by your body.
(d) Shall be free from a heating device such as gas burner,
electric heater or oven in the vicinity.
(e) Shall be away from strong electric field generating
equipment (such as electric welder, high frequency
electric furnace and pole transformer).
(f) Shall be free from excessive dust.
Otherwise, performance degradation might be caused.
(g) Shall be free from a sudden change of power supply
voltage. Otherwise, noise might be caused.
(h) Power supply to motor-driven equipment (such as
stirrer and vibrator) without a noise suppressor shall
not be turned ON/OFF frequently on the same power
supply line as that of this instrument.
APPENDIX 1 - 2