Z31

Environmental conditions for use

Temperature range for use: 0 º C to 55 º C

Humidity range: 65 ± 20% RH

Transportation temperature range: -20 º C-60 º C

Transportation humidity range: 10%~85% RH

Electrical characteristics

Main control chip: Sunrise SOC

Supply voltage: 5V or 14V DC

Working current: 50mA (MAX)

Button lifespan: 5 million cycles

Number of keys: 23 keys

Keyboard physics testing

Temperature thermal cycle

Low temperature: -20 ℃± 2 º C High temperature: 65 ℃± 2 º C

Humidity: 20% to 95% Rh; Test cycle: 24 cycles; Cycle duration: 60 minutes/30 minutes in each temperature stage

The residence time between high and low temperatures is less than 5 minutes.

After the experiment, the test sample is left to stand at room temperature and humidity for 2 hours before conducting a functional test

Moisture resistance test

Temperature: 40 ℃± 2 ℃ Humidity: 85%~95% RH

Testing time: 24 hours

After the experiment, the test sample is left to stand at room temperature and humidity for 2 hours before conducting a functional test

Corrosion environment test

Sealed environment, 35 ℃± 2 ℃, RH>85%, PH: 6.5-7.2, using NaCl (5% ± 0.1%) solution, spray continuously for 24 hours;

Button lifespan test

Test frequency: 5-10 times/second, force: 180g+/-20g, tapping frequency: 5000000 times

Drop Test 

Surface: Steel surface

Drop method: 1 corner, 3 lines, 6 sides, drop test

Height: 100 centimeters, 30mm steel surface or cement floor