Rockwell-automation 1760-xxxx Pico GFX-70 Controllers User Manual Manuel d'utilisateur Page 256

  • Télécharger
  • Ajouter à mon manuel
  • Imprimer
  • Page
    / 400
  • Table des matières
  • MARQUE LIVRES
  • Noté. / 5. Basé sur avis des utilisateurs
Vue de la page 255
Publication 1760-UM002B-EN-P - March 2005
4-146 Wiring with Pico GFX-70
Figure 4.68 Signal diagram of timing relay, off-delayed
(with/without random switching with/without retriggering)
1: trigger coil T..EN
2: stop coil T..ST
3: reset coil T..RE
4: switching contact (make contact) T..Q1
t
s
: setpoint time
Range A:
The time elapses after the trigger coil is deactivated.
Range B:
The Stop coil stops the time from elapsing.
Range C:
The Reset coil resets the relay and the contact. After the Reset coil drops out, the relay
continues to work normally.
Range D:
The Reset coil resets the relay and the contact when the function block is timing out.
A
B
t
1
+ t
2
= t
s
t
s
C
1
2
4
3
t
s
D
t
Vue de la page 255
1 2 ... 251 252 253 254 255 256 257 258 259 260 261 ... 399 400

Commentaires sur ces manuels

Pas de commentaire