Rockwell Automation 1761-HHP-B30 MicroLogix 1000 with Hand-Held Programmer (HHP) - Manual (Page 132)

Chapter 8
Using Basic Instructions
8–13
The example below illustrates when you would enter the ANB instruction.
a e
b
c
d
NEW RUNG
LD a
OR b
LD c
OR d
ANB
OUT e
Instruction List
Using ORB
The ORB instruction is used to make a parallel connection of circuit blocks
with two or more contacts. (A parallel connection of circuit blocks with one
contact requires only an OR or ORI instruction. See page 16–2.)
Entering the Instruction
You enter the instruction from within the program monitor functional area.
P 0 0 0 O R B
The example below illustrates when you would enter the ORB instruction.
a b e
c d
NEW RUNG
LD a
AND b
LD c
AND d
ORB
OUT e
Instruction List
ORB
+ - /
To access the ORB instruction, press: