Allen-Bradley MicroLogix 1100 - Page 136

Publication 1763-RM001C-EN-P - October 2009
136 Using High-Speed Outputs
PTO Decelerating Status (DS)
The PTO DS (Decel) bit is controlled by the PTO sub-system. It can be
used by an input instruction on any rung within the control program. The
DS bit operates as follows:
• Set (1) - Whenever a PTO instruction is within the deceleration
phase of the output profile.
• Cleared (0) - Whenever a PTO instruction is not within the
deceleration phase of the output profile.
PTO Run Status (RS)
The PTO 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.
PTO Accelerating Status (AS)
The PTO 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.
Sub-Element
Description
Address Data Format Range Type User Program
Access
DS - Decelerating Status PTO:0/DS bit 0 or 1 status read only
Sub-Element
Description
Address Data Format Range Type User Program
Access
RS - Run Status PTO:0/RS bit 0 or 1 status read only
Sub-Element
Description
Address Data
Format
Range Type User Program
Access
AS - Accelerating Status PTO:0/AS bit 0 or 1 status read only
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