12
3.2 Normal states
Hold “SET” to enter into time setting.
Click “ALARM” to switch the alarm on/off.
Hold “ALARM ” for 2 seconds to enter into Alarm setting.
Click “UP” to switch between 12hr/24hr.
Press “DOWN/CF” to switch between °C/°F.
Click “MAX/MIN” to switch Maximum/Minimum temperature and humidity.
Hold “MAX/MIN” for 2 seconds to clear the history record of temperature
and humidity
When ALARM rings, click “SNOOZE/LIGHT” to enter into the snooze state every
5 minutes.
Click “SNOOZE/LIGHT” the backlight will be on for 5 seconds.
Press “CH” to switch RF channel, CH1
CH2
CH3.
Hold “CH” key for 2 seconds to clear out all data of current channel.
3.3 Time set
Hold “SET” key for 2 seconds to enter into time setting.
The sequence of time setting:
World Time Zone
Hour
Minute
Year
Month
Date
Language
Exit.
There will have 1Hz flashing during setting.
Press “SET” to confirm the setting, and enter the next setting state.
Press “UP” one time, the setting will go ahead for one step;
hold the key for 2 seconds, it will run forward by 8 steps/second.
Press “DOWN/CF” one time, the setting will backward for one step;
hold for 2 seconds, it will run back by 8 steps/second.
Moon phase is changed accordingly the changing of month and date.
The system will exit automatically if no key is operated in 8 seconds.
3.4 Alarm set
Hold “ALARM” key for 2 second to enter into alarm setting.
The sequence of alarm setting: Hour
Minute
Exit.
There will have 1Hz flashing during setting.
Press “ALARM” to confirm the setting, and enter the next setting state.
Press “UP” one time, the setting will go ahead for one step; hold the keys
for 2 seconds, it will run forward by 8 steps/seconds.
Press “DOWN/CF” one time, the setting will backward for one step;
hold for 2 seconds, it will run back by 8 steps/second.
The system will exit automatically if no key is operated in 8 seconds.
Ⅳ. Function and effect
4.1 The receiving function of RF
After installing the battery and checking temperature/humidity, it will enter RF
receiving state automatically for 3 minutes.
Under normal display mode, hold the “CH” key for 2 seconds to clear out
the channel information.
If there is no effective signal with same ID code received for the current channel in
35 minutes, the temperature of that CH will shows “--. -“.
The temperature display will resume back when the correct signal is received again.
Summary of Contents for STM185
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