SLEEP MENU
The SLEEP mode allows the ST320RF to conserve power by turning off the LCD
display. Entering the SLEEP menu allows you to activate this power saving
feature from a 5 second run down timer.
N.B unit will not control the heating while in SLEEP mode.
Pressing the OK Key at any time within the 5 seconds will cause the ST320RF
to immediately go into SLEEP mode, as will allowing the countdown to
complete. Pressing the Arrow key will return the ST320RF to the Menu display mode.
Pressing the Touch Ring for 1 second will turn on the LCD backlight, and pressing the Touch Ring for 3
seconds will wake the ST320RF from SLEEP mode and restore the thermostat to NORMAL mode.
CONTROL MENU
By selecting the Control menu, the user can change the control method used by the thermostat - either
ON/OFF or Pulse Width Modulation (PWM).
On entering the menu, scroll to select the
preferred option (ON/OFF or PWM control),
and confirm the choice using the OK button.
Use the Arrow key to return to the Menu
Option display.
PWM mode should only be
selected by the Engineer carrying out the
installation or other qualified person.
ST320RF INSTRUCTION MANUAL
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