Circuit Diagram Symbols - Allen-Bradley PicoTM Controller 1760 Product Manual

1-14 Pico Controller
Publication 1760-GR001C-EN-P - April 2005

Circuit Diagram Symbols

Cursor button as input
P
Contact for input
I
Contact for output
Q
Contact for internal marker bits
M
Contact for timer relay
T
Contact for counter relay
C
Contact for real time clock switch
Analog comparator contact
A
Contact for text display (1)
D
Contact for jump
:
R Expansion Inputs
Contact for internal marker relay or
S
Expansion Output
I1 -M2 -T1 -{Q1
I2 -Q1
I3-M2-T2----{Q2
(1) For 1760-L18xxx only
(1)
(1)
(1)
Coil Field
1st circuit connection
2nd circuit connection
3rd circuit connection
...
41st circuit connection
...
Last circuit connection