Bradley Smoker PLC-5 user manual Schemes 10-16techniques, Data exchange C-11example C-12

D-25

12-3

8Index

polling

schemes 10-16techniques 10-4

power supplies

mounting dimensions 3-6powerup routines 13-10,13-11,14-1,

14-3

priority scheduling 13-11privilege class

assigned to channel 12-4assigned to node 12-4assigned to offline file 12-4

privileges

assigning class to channels 12-4assigning class to offline files 12-4assigning to data files 12-5assigning to program files 12-5defining classes 12-3guidelines for assigning

types of 12-2

process control instructions Processor

specifications A-1

processor input interrupt 8-4,18-1processor status file

layout B-1

processor time

data exchange C-11example C-12

processorresident I/O 6-20,13-2,15-3Program (PROG) mode 1-9

program constant

valid value range 4-15

program control instructions D-22program execution 1-9,13-12program file

memory 4-15

read/write privileges 12-5storage 4-15

program scan

activities that can affect the time C-1effect of housekeeping C-4

false versus true logic C-2input states C-2instructions C-3

introduction 5-2MCP 16-5

using interrupts C-3program states 13-12programming

blocktransfers to an adapter channel

7-10

considerations 13-1

design tips for better performance C-13effects of blocktransfers on discrete data

7-15

extendedlocal I/O 8-8

fault routines 15-6features 1-10

handling faults in remote I/O chassis

15-4

multiple blocktransfers in an adapter channel 7-13

protecting 12-1

recover from rack fault 15-10terminal connections G-5

protecting programs 12-1

R

raceway layout 3-4

rack addressing limits A-2rack control bits

racks 07 B-10racks 1017 B-10

rack entries, how they affect scan time

C-7

rack size

extendedlocal I/O scanner 8-9remote I/O scanner 6-9

racks

addressing 8-10definition 4-1extendedlocal I/O 8-3processorresident local I/O 4-8relationship to chassis size and

addressing mode 4-8remote I/O 4-9

read/write privileges

assigned to data file 12-5assigned to program file 12-5

ready

program state 13-12relative humidity 3-1relay cartridge 1-1relay instructions D-2Remote (REM) mode 1-9remote I/O

adapter mode 7-2

adaptermode status 7-19blocktransfers 6-13,6-15

cable lengths 6-5calculating scan time C-9

chassis backplane switch setting E-5

Publication 1785-UM012D-EN-P - July 2005