TESTO 176 User Manual

5 Display and control elements
47
5.2. LED
Representation Explanation
Red LED flashes once
every 10 seconds
Remaining battery capacity has dropped
below 30 days
Red LED flashes twice
every 10 seconds
Remaining battery capacity has dropped
below 10 days
Red LED flashes three
times every 10 seconds
Battery is empty:
Red LED flashes three
times when pressing
the button
Limiting value exceeded/fallen short of.
Yellow LED flashes
three times
Instrument changes from Wait-mode to
Rec-mode.
Yellow LED flashes
three times when
pressing the button
Instrument is in Rec-mode.
Green and yellow LED
flash three times when
pressing the button.
Instrument is in End-mode.
Green LED flashes
three times when
pressing the button
Instrument is in Wait-mode.
Red, yellow and green
LEDs flash one after
the other
Battery was inserted, capacitor in charge
state.
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TESTO 176 Specifications

General

Type	Temperature and Humidity Data Logger
Resolution Temperature	0.1 °C
Resolution Humidity	0.1 %RH
Battery Life	Up to 8 years
Interface	USB
Dimensions	103 x 63 x 33 mm
Protection Class	IP65
Temperature Range	-20 to +70 °C
Humidity Range	0 to 100 %RH
Accuracy Temperature	±0.2 °C
Memory	2 million readings
Channels	1 (Temperature and Humidity)