User manual - ATR142-  25  
Press Effect Do
1 FNC
Press until 
ti m .1
 or 
ti m . 
2
 visualized on display 1.
2
“
n
”
Start the Timer. Display 
2 shows decrementing 
time and Led 
R
 
switches on (fixed for 
timer 1, flashing for 
timer 2).
Back to point 1, after 
selection of running 
Timer 
press “
n
” to stop 
counting. Led 
R
 
switches off.
At elapsing of Timer the led 
R
 
switches off and display 
2 flashes, showing the programmed time until any key is 
pressed. Start/Stop of Timer by digital input is NOT available 
for dual timer mode.
9.3  Dual sequential timer
This option enables two Timers and the time is selectable by 
the operator. At elapsing of Timer 1, counting of Timer 2 will 
automatically start . At elapsing of Timer 2, counting will stop. 
To achieve operation of dual sequential Timer set the 
parameter 63 
t m r. f .
 as follows: 
• 
d.s.t.s.
 (Double Sequential Timer Seconds) time-basis in 
seconds (mm.ss)
• 
d.s.t.m.
 (Double Sequential Timer Minutes) time-basis in 
minutes (hh.mm)
To start/stop the Timer, press key FNC for 1s. During the 
counting, Led 
R
 is On (fixed for Timer 1, flashing for Timer 2) 
and display2 shows decrementing time. Start is always made 
on Timer 1. At elapsing of Timer, led 
R
 is switched off and 
display 2 shows setpoint value. Start/Stop of Timer is possibile 
also by digital input, selecting 
t.1.s.s.
 on parameter 50 
d Gt.i .