MAIN 222 Industrial Controllers GE System I/O MAIN 222 Industrial Controllers 11/30/2018

Introduction See Unit 4 Course Manual Info %I is an input %Q is an output %M is an internal bit An internal bit is a contact or location that is memory / virtual in nature 11/30/2018

Contacts A contact is used to monitor the state of a machine or internal reference. Whether or not the contact passes “flow” depends on status of the reference being monitored and type of contact. Normally Open = Reference is On 1 Normally Closed = Reference is Off 0 11/30/2018

Contacts Types of Coils Unit 9-5 HO Retentive Non-retentive Power Off then Back On Stays the Same That is Retentive SET RESET 11/30/2018

Types Of Contacts %Q %M %T Discrete machine outputs Non-Duplicated Internal Discrete References Not Retentive Can be Duplicated %T Temporary Internal References 11/30/2018

Relay Elements Unit 9-7 Go over 9-8 Example 11/30/2018

Addressing Systems Siemens GE TI E = In A = Out I = In Q=Out X = In Y = Out 11/30/2018

Write A logic Program 11/30/2018

Writing Programs Basics 11/30/2018

Where to Get More Information See Web Site VersaPro 2.02/3 users guide Unit 2,4,9 from Series 90-30 Course Manual HO 11/30/2018