Eastern Times Technology 837XI User Manual

837XI User Manual
Main function
CH、MODE、UP、DOWN
Four-function keys:
Time display.
Outdoor temperature and humidity display
Temperature display format: ℃/℉.
Time display format: 12 HR / 24HR
Temperature scope: 25℃-- +60℃, test accuracy: 0.1℃.
Humidity scope:20%-95%, test accuracy:+/-2%.
3 outdoor channels for selection
Temperature and humidity alert function.
65 F（18℃）and 75 F(24℃)
The default temperature alert setting at: .
55% and 80%
The default humidity alert setting at:
When the temperature and humidity exceed the setting data, the alarm will bell and the related
LED light and the HIGH / LOW indicated icon will flash for one minute. Press "CH" to stop it.
If the temperature and humidity are always exceed the setting alert data, the LED light and
HIGH/LOW indicated icon will flash one minute every 10 minutes.
Alert function will effect to the current channel only. If using 3 sensors, when data on any other
channel exceeded the setting alert data, the channel indicated letter "1", "2", "3" will flash.
Operation instruction
Normal mode:
Press and hold "MODE" for three seconds to enter time setting mode.
Press "UP" once to turn on / off the temperature & humidity alert function.
Press and hold "UP" for three seconds to enter alert data setting mode
Press "DOWN" once to switch °C/°F temperature display mode.
1 2 3 1
Press "CH" once to switch the channels, sequence:
Press and hold
"CH" for three seconds to clear the data at current channel and register channel
again.
During temperature and humidity alerting, press "CH" to stop it.
Time setting mode:
Under normal mode, press "MODE" for 3 seconds to enter time setting mode.
The setting item is flashing by 1HZ.
Press "UP" and "DOWN" to get the desired data.
Press "MODE" again to confirm and go to next setting item.
The setting in sequence: 12/24 hour minute quit and back to time display mode.
When setting, press "UP" or " DOWN" once, the setting item increased or decreased by 1, press
"UP" for more than 2 seconds, the setting item increased or decreased by 8 per second;
Without any operation in 30 seconds, setting will save and quit automatically.
Temperature and humidity alert data setting mode:
Under normal mode, press "UP" once to turn on/off the alert function of current channel
Press and hold "UP" for three seconds to enter alert data setting mode of current channel