Overview of QS18E Expert Series Sensors

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Figure 1. Sensor features

The QS18E Expert Sensors family of sensors provides high-performance sensing in a compact package.

The sensors feature a discrete output (NPN or PNP, depending on model), two bright LEDs for easy

status monitoring during configuration and operation, multiple configuration options, remote

configuration, and security lockout options.

1. Amber output LED

2. Green power indicator LED

3. Receiver port

4. Emitter port

5. Configuration button

Indicators (Two LEDs: One Green, One Amber)

Sensor Condition (Run Mode)

Green LED

Amber LED

Output OFF

ON

OFF

Output ON

ON

ON

Output ON, marginal signal

ON

Flashing

Output Short Circuit

Flashing

OFF

Wiring Diagrams

NPN (Sinking) Outputs

Remote

Programming

(N.O.)

10-30V dc

Load

PNP (Sourcing) Outputs

Load

10–30 V dc

Remote

Programming

(N.O.)

Cabled wiring diagrams are shown. Quick disconnect (QD) wiring diagrams are functionally identical.

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