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14. RELIABILITY
14.1 During operation
Temperature: 5˚ ~ 40˚C
Humidity: 25% RH ~ 80% RH (no condensation)
Operating temperature and humidity ranges
Notes) When the environmental temperature is too high, the thermal head temperature sensor is acti-
vated and the printer stops operating.
14.2 During storage
Temperature: –20˚C ~ 60˚C
Humidity: 10% RH ~ 90% RH (no condensation)
-20-100 1020304050607080
10
20
30
40
50
60
70
80
90
100
°C ENVIRONMENTAL 
TEMPERATURE
% RELATIVE HUMIDITY