Ada TEMPRO 550 Operating Instructions Manual page 9

TemPro 550
7. Operation
Preparation before operation
Read the operating manual before use the instrument.
Take the instrument out of case.
Open battery cover and put 9V battery.
Thermometer On/Off
Pull and hold the trigger (4) to turn the meter on and begin testing. The display will light if the battery is good. Replace
the battery if the display does not light. The meter will automatically power down after approximately 20 seconds after
the trigger is released.
°C/°F
To choose the measuring unit press button (6).
EMS adjustment
The emissivity (EMS) - 0.95. To obtain more accurate values see appendix 1.
Laser pointer
Laser pointer is on when you turn on the unit. To turn off the laser pointer, press button (7) LASER.
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MEASUREMENT FOUNDATION