Lab companion OV-11 Operation Manual page 11

2) Temp. controller
(1) Run LED
This LED indicates Work/Stop state of unit. It turns on when the unit runs and turns down
when the unit stops.
(2) Heater LED
This LED indicates heater is activated.
(3) Auto tuning LED
This LED indicates Auto Tuning is proceed Auto Tuning.
(4) Wait on timer LED
This LED indicates state of timer, which makes the unit begin to run on programmed time.
The LED is blinking when the timer is activated and turns off when the timer is deactivated.
(5) Wait off timer LED
This LED indicates state of timer, which makes the unit stop on programmed time interval
since the PV and SV meet each other. The LED is blinking when the timer is activated and
turns off when the timer is deactivated.
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