Publication 1766-RM001A-EN-P - October 2008
Using High-Speed Outputs
143
The Done (DN) bit becomes true (1) when the PTO completes and
remains set until the PTO rung logic is false. The false rung logic
re-activates the PTO instruction. To detect when the PTO instruction
completes its output, monitor the done (DN) bit.
Pulse Train Outputs
(PTOX) Function File
Within the RSLogix 500/RSLogix Micro Function File Folder, you see a
PTOX Function File with three elements. These elements provide access
to PTO configuration data and also allow the control program access to all
information pertaining to each of the Pulse Train Outputs.
Stage
0
1
2
3
4
5
6
7
8
9
10
11
12
Rung State
Sub-Elements:
Relative Timing
Normal Operation /NO
Accelerate Status /AS
Run Status /RS
Decelerate Status /DS
Enable /EN
Done /DN
Idle /ID
Jog Pulse /JP
Jog Continuous /JC
Start of PTO
Start of PTO
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