DL06 Micro PLC User Manual, 3rd Edition, Rev. E
Chapter 2: Installation, Wiring, and Specifications
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High-Speed I/O Wiring Methods
DL06 versions with DC type input or output points contain a dedicated High-Speed I/O
circuit (HSIO). The circuit configuration is programmable, and it processes specific I/O
points independently from the CPU scan. Appendix E discusses the programming options
for HSIO. While the HSIO circuit has six modes, we show wiring diagrams for two of
the most popular modes in this chapter. The high-speed input interfaces to points X0–
X3. Properly configured, the DL06 can count quadrature pulses at up to 7kHz from an
incremental encoder as shown below.
NOTE: Do not use this drawing to wire your device. This is a general example and is not specific
to any PLC model, stepper or encoder. Always refer to the device documentation for proper wiring
connections.
DL06 versions with DC type output points can use the High Speed I/O Pulse Output
feature. It can generate high-speed pulses at up to 10 kHz for specialized control such
as stepper motor / intelligent drive systems. Output Y0 and Y1 can generate pulse and
direction signals, or it can generate CCW and CW pulse signals respectively. See Appendix
E on high-speed input and pulse output options.
NOTE: Do not use this drawing to wire your device. This is a general example and is not specific
to any PLC model, stepper or encoder. Always refer to the device documentation for proper wiring
connections.