Allen-Bradley 1763-L16BWA User Manual

Publication 1763-RM001C-EN-P - October 2009
Using the High-Speed Counter and Programmable Limit Switch 119
RAC - Reset
Accumulated Value
Instruction Type: output
The RAC instruction resets the high-speed counter and allows a specific
value to be written to the HSC accumulator. The RAC instruction uses the
following parameters:
• Counter Number - Specifies which high-speed counter is being
used:
– Counter Number 0 = HSC0
– Not support = HSC1
• Source - Specifies the location of the data to be loaded into the HSC
accumulator. The data range is from -2,147,483,648 to 2,147,483,647.
Valid Addressing Modes and File Types are shown below:
RAC
Reset Accumulated Value
Counter HSC0
Source 0
RAC
Controller Execution Time When Rung Is:
True False
MicroLogix 1100 40.81 μs 0.87 μs
RAC Instruction Valid Addressing Modes and File Types
For definitions of the terms used in this table see Using the Instruction Descriptions on page 82.
Parameter
Data Files Function Files
CSF - Comms IOS - I/O DLS - Data Log
Address
Mode
Address Level
O I S B T, C, R N F ST L MG, PD RI/RIX PLS RTC HSC PTO, PWM STI EII BHI MMI LCD Immediate Direct Indirect Bit Word Long Word Element
Counter Number •
Source • • • ••
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Allen-Bradley 1763-L16BWA Specifications

General

Brand	Allen-Bradley
Model	1763-L16BWA
Category	Controller
Language	English