4

Valid Memory Types:

Parameter flow %I

%Q %M %T %S %G %R

%AI %AQ const none

address

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

enable

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

PV

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Q

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Valid reference or place where power may flow through the function.

Example:

In the following example, an OFDT timer is used to turn off an output (%Q0001) whenever an input (%I0001) turns on. The output is turned on again 0.3 seconds after the input goes off.

_____

 

%I0001

%Q0001

—— ———OFDT ———————————————————————————————————————————————————————————(/)—

0.10s

CONST —PV

+00003 _____

%R00019

GFK-0467K

Chapter 4 Series 90-30/20/Micro Instructions Set

4-19

Page 100
Image 100
GE 90-30/20/Micro manual Parameter flow %I %M %T %S %G %R AI %AQ const none