Rockwell Automation 1760-xxxx Pico Controller User Manual - Manual (Page 114)

Publication 1760-UM001D-EN-P - September 2005
4-54 Draw a Circuit Diagram with Pico
Power Flow Display
Jumped ranges are indicated by the coils in the power flow display.
All coils after the jump coil are shown with the symbol of the jump
coil.
Contacts and relays used:
EXAMPLE
A selector switch allows two different sequences to
be set.
• Sequence 1: Switch on Motor 1 immediately.
• Sequence 2: Switch on Guard 2, Wait time, then
switch on Motor 1.
Coil Function
I1 Sequence 1
I2 Sequence 2
I3 Guard 2 moved out
I12 Motor-protective circuit-breaker switched on
Q1 Motor 1
Q2 Guard 2
T1 Wait time 30.00 s, on-delayed
D1 Text ‘Motor-protective circuit-breaker tripped’
I1----------{:1
I2----------{:2
:1
------------{Q1
RQ2
------------{:8
:2----------{Q2
Q2-I3-------TT2
T2----------{Q1
:8
I12---------{D1
I1----------{:1
I2-----------:2
:1
------------ {Q1
RQ2
------------ {:8
:2----------{Q2
Q2-I3-------TT2
T2----------{Q1
:8
I12---------{D1
Circuit Diagram: Power Flow Display: I1 selected:
Range from jump label 1
processed.
Jump to label 8.
Range to jump label 8 skipped.
Jump label 8, circuit diagram
processed from this point on.