Rockwell Automation PicoTM Controller 1760 Manual do Utilizador Página 111

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Publication 1760-UM001A-EN-P
Retention 7-5
Circuit diagram (part):
Signal diagram:
It is always the contact state 'Make contact' which is displayed
U = Supply voltage
The break contact of the retentive marker M14 is used. No enabling time is
required for output Q2.
Impulse Relay
Ta sk :
After a power failure, the lights in a stairwell should resume their previous state.
Contacts and relays used:
Coil Function
T2 Enable after first cycle
I1 Push-button
Q1 Lamp output
M15 Impulse relay (retentive)
M8-M14------{Q2
I3------SM14
M9---------RM14
U
M8
Q2
I3
M9
M14
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