Operation Instruction

R50&R51 Operation instruction
Model number: R50&R51
Description:
Main Features
Temperature display format selection (C/F).
3½ digit temperature display, resolution 0.1℃, detection range -50℃--70℃.
2 digit humidity display, resolution 1%, detection range 1%-99%.
Maximum 3 RF channels are displayed.
Low voltage indication.
ASK433MHZ transmission mode.
Synchronize the time of the three channels separately (CH1=57S, CH2=67S, CH3=79S).
Emitting LED indicator.
2 function buttons.
1 push switch function.
Operating instructions
After power-on or reset, temperature is detected, data is sent once, and LED flashes synchronously
once.
Send formats include: temperature, humidity, low voltage, etc.
Temperature range -50--+70℃ , high temperature over 70℃ temperature display HH.H, low
temperature over -50 temperature display LL.L.
Humidity range: 1%--99%, beyond the range of 1%, 99%.
Launch period CH1=57S CH2=67S CH3=79S.
Press and hold the "CH" key to power on and let go to RF test mode, in which the transmitter
transmits data once per second with LED indication Transmitter test mode is not credited to the