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Holman WS7880 Instruction Manual page 6

Wireless soil moisture monitor & probe

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Moisture Level, Memory & Temp
The unit measures 3 levels of moisture, they include:
0 to 3 bars = DRY soil
4 to 7 bars = DAMP soil
8 to 10 bars = WET soil
8.0 Min/Max Memory
1.Press the MIN/MAX button once to display the minimum indoor and outdoor
temperatures recorded since last reset.
2.Press the MIN/MAX button again to display the maximum indoor and outdoor
temperatures recorded since last reset.
3. To clear the memory, when the min/max temperature is displayed, press and
hold the MIN/MAX button for 2-3 seconds until a beep sounds. The min/max
temperature is now cleared
9.0 Temperature Trend Arrows
The temperature trend arrows indicate the general temperature trend and
whether it is rising, stable or falling.
10. Setting the Air Temperature Alerts
The unit can be programmed to sound an alert when the indoor or outdoor air
temperature exceeds the upper or lower pre-set levels. The outdoor alert can be
set for all remote channels.
NOTE: The temperature alerts can be set in increments of 1°C or 1.8°F.
10.1 Setting the Indoor Temperature Alert
1. Press and hold the ALERT button for 4 seconds. The high temperature limit icon
and indoor temperature will start to flash.
2.To select the high temperature alert level press °C/°F or MIN/MAX button.
3.Press ALERT button and the low temperature limit icon
start to flash.
4.Press the °C/°F or MIN/MAX button to select the low temperature alert level.
5.Press the ALERT button to return to normal mode.
5
and temperature will

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