Allen-Bradley MicroLogix 1400 User Manual

Publication 1766-RM001A-EN-P - October 2008
Using High-Speed Outputs 147
PTOX Run Status (RS)
The PTOX RS (Run Status) bit is controlled by the PTO sub-system. It can
be used by an input instruction on any rung within the control program.
The RS bit operates as follows:
• Set (1) - Whenever a PTO instruction is within the run phase of the
output profile.
• Cleared (0) - Whenever a PTO instruction is not within the run
phase of the output profile.
PTOX Accelerating Status (AS)
The PTOX AS (Accelerating Status) bit is controlled by the PTO
sub-system. It can be used by an input instruction on any rung within the
control program. The AS bit operates as follows:
• Set (1) - Whenever a PTO instruction is within the acceleration
phase of the output profile.
• Cleared (0) - Whenever a PTO instruction is not within the
acceleration phase of the output profile.
PTOX Ramp Profile (RP)
The PTOX RP (Ramp Profile) bit controls how the output pulses
generated by the PTO sub-system accelerate to and decelerate from the
Output Frequency that is set in the PTOX function file (PTOX:0.OF). It
can be used by an input or output instruction on any rung within the
control program. The RP bit operates as follows:
Sub-Element
Description
Address Data Format Range Type User Program
Access
RS - Run Status PTOX:0/RS bit 0 or 1 status read only
Sub-Element
Description
Address Data
Format
Range Type User Program
Access
AS - Accelerating Status PTOX:0/AS bit 0 or 1 status read only
Sub-Element
Description
Address Data Format Range Type User Program
Access
RP - Ramp Profile PTOX:0/
RP
bit 0 or 1 control read/write
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Allen-Bradley MicroLogix 1400 Specifications

General

Brand	Allen-Bradley
Model	MicroLogix 1400
Category	Controller
Language	English