RS PRO RS-191A - Product Overview and Battery Replacement; Product Components

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Temperature and Humidity data logger / English
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1-Product overview:
1. Sensor
2. Alarm indicator, red/green LED inside.
: green LED flashing, :Red LED flashing.
3. Electronic function key
4. Mechanical switch, hold down the switch, then pull
out the shell.
5. USB protecting hood. Connect PC software, then
you can setting up the data logger.
2-Replace battery
CR2450 Battery
Hold down the switch,
then pull out the shell.