Legrand 03740 vertical analog timer instruction manual
230V 50-60Hz Rated max 16 amps
Protect timer with fuse.
Wire timer as shown above.
Use 2-pole or 3-pole contactor for loads over 16 amp, and for 3-phase
Set current time by rotating dial
Move dial until current time aligns with triangle mark
Set ON-OFF times by moving segments horizontally
Manually rotate timer dial to watch how load turns ON-OFF
Move override lever to each position and rotate dial again.
This will show how to set ON-OFF times
More DIN rail timers
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http://waterheatertimer.org/Din-rail-timers-and-manuals.html
http://waterheatertimer.org/How-to-wire-Legrand-03700-timer.html
http://waterheatertimer.org/Hagar-timers-and-manuals.html
http://waterheatertimer.org/Intermatic-timers-and-manuals.html#talento-800
http://waterheatertimer.org/Tork-Digital-timers-and-manuals.html#DIN
with programming