Proma 140001 UV Exposure Unit with Vacuum, 135W 140001 Scheda Tecnica

Second timer:

If you turn on the device without pressing the rotating knob, the left number

of the display shows the minutes and the other two numbers the seconds.

Therefore, you can enter up to 9 minutes and 59 seconds

possible values of the display points: 

 

 

minutes

2, 3, 4, 5,

7,

seconds ten’s digits

2, 3, 4,

seconds one’s digits

2, 3, 4, 5,

7,

Display value

 234 

corresponds to

= 

2 minutes 34 seconds

 759

= >

7 minutes 59 seconds

 045

= >

45 seconds

= >

5 minutes 11 seconds

Minute timer:

If you press the knob while switch-on, the right number shows the ten’s

digits of the seconds and the other two numbers the minutes. Therefore,

you enter can times up to 99 minutes and 50 seconds.

Only in this operating mode, the middle and the left point the display light

possible values of the display digits: 

 

 

minutes ten’s digits

2, 3, 4, 5,

7,

minutes one’s digits

2, 3, 4, 5,

7,

seconds ten’s digits

2, 3, 4,

7,

Display value

 2.3.4 

corresponds to

= 

23 minutes 40 seconds

7.5.5

= >

75 minutes 50 seconds

0.4.5

 >

4 minutes 50 seconds

= >

51 minutes 10 seconds

0.1.3

= >

1 minute

30 seconds

 5.1.1 

= >

51 minutes 

 seconds

9.9.5

99 minutes 50 seconds

After switch-on, the three LED indicators of the device flash, i.e. the timer is ready for

operation. A start of the timer is not possible since 

 is displayed.

Therefore, you have to define a preset time for the timer first.

Please note the different values of the display places in the two operating modes of the

 timer.