Connection For Limit Switch Signal - ICP DAS USA I-8094 Getting Started Manual

Pulse/Direction Pulse Output Mode:
In Pulse/Direction pulse output mode, the PULSE signal is output only at Pulse pins (P+,
P-). The driving direction is decided from the electric potential of Direction pins (N+, N-).
The following diagram is example signal of Pulse/Direction pulse output mode.
P±
N±
CW/CCW Pulse Output Mode:
In CW/CCW pulse output mode, the PULSE signal is output at both CW pins (P+, P-)
and CCW pins(N+, N-). At the same time, the driving direction is determined directly.
The following diagram is example signal of CW/CCW pulse output mode.
P±
N±
P±
N±

2.3.2 Connection for Limit switch Signal

Limit Switch Signal can prevent the over traveling appearance of the motion system.
User can set the hardware limit switch signal to be normal open or normal close by the
software instruction in I8094/I8094F software manual. The following figure indicates
that the photo couplers are used to keep out the sensor noise of the Limit Switch.
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Positive Command
Positive Command
Negative Command
Fig. 2.11 Limit switch signal circuit
Negative Command
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I8094Getting Started ManualVer.2.3 2008/4/28