Allen-Bradley PLC-5 User Manual

Publication 1785-UM012D-EN-P - July 2005
D-30 Instruction Set Quick Reference
Bit and Word Instructions
Category Code Title Execution Time (µs) Integer Execution Time
(µs)
Floating Point
Words of
Memory
(1)
True False True False
Relay XIC examine if closed .32 .16
1
(2)
XIO examine if open .32 .16
1
2
OTL output latch .48 .16
1
2
OTU output unlatch .48 .16
1
2
OTE output energize .48 .48
1
2
Branch branch end .16 .16 1
next branch 1
branch start 1
Timer and Counter TON timer on(0.01 base)
(1.0 base)
3.8
4.1
2.6
2.5
2-3
TOF timer off(0.01 base)
(1.0 base)
2.6
2.6
3.2
3.2
2-3
RTO retentive timer on
(0.01 base)
(1.0 base)
3.8
4.1
2.4
2.3
2-3
CTU count up 3.4 3.4 2-3
CTD count down 3.3 3.4 2-3
RES reset 2.2 1.0 2-3
(1)
Use the larger number for addresses beyond 2048 words in the controller’s data table.
(2)
For every bit address above the first 256 words of memory in the data table, add 0.16 µs and 1 word of memory.

Allen-Bradley PLC-5 Specifications

General

Brand	Allen-Bradley
Model	PLC-5
Category	Controller
Language	English