Manual Adjustments; Locking And Unlocking The Sensor Buttons; Performance Curves - Banner Q3XTBLD-Q8 Quick Start Manual

Q3X Laser Contrast Sensor
1. Press and hold TEACH for longer than 2 seconds to start the selected TEACH mode.
2. Present the target.
3. Press TEACH to teach the target. The target is taught and the sensor waits for the second target, if required by the
selected TEACH mode, or returns to Run mode.
Complete steps 4 and 5 only if prompted by the sensor for the selected TEACH mode:
4. Present the second target.
5. Press TEACH to teach the target. The target is taught and the sensor returns to Run mode.
See the Instruction Manual for detailed instructions and other available TEACH modes.

Manual Adjustments

Manually increase or decrease gain using
1. From Run mode, press either
2. Press to decrease the sensor's gain or
decrease or increase gain. After 1 second, the normalized signal strength flashes rapidly, the new setting is
accepted, and the sensor returns to Run mode.

Locking and Unlocking the Sensor Buttons

Use the lock and unlock feature to prevent unauthorized or accidental programming changes.
To lock or unlock the sensor using the buttons, press and hold

Performance Curves

Performance is based on a 90% reflectance white test card.
1000
100
10
1
1 10
DISTANCE (mm)
Figure 5. Excess Gain for Standard
Sensitivity
P/N 181486 Rev. D
or .
or one time. The current signal strength value flashes slowly.
Q3XTBLD Models
2.5
2.0
1.5
1.0
0.5
0.0
- 0.5
- 1.0
- 1.5
- 2.0
- 2.5
100 1000 0 50
Figure 6. Beam Pattern
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to increase the sensor's gain, or press and hold
and immediately press
100 150 200 250 300
DISTANCE (mm)
or to rapidly
four times.
NOTE: For high
sensitivity, the
excess gain
increases by a
factor of 1.5. For
low sensitivity, the
excess gain
decreases by a
factor of 0.75
5