3.5.4 Light SET
•
Sets a threshold a programmable % oset below the presented condion
• Changes output state on any condion darker than the threshold condion
• Threshold can be adjusted using "+" and "-" rocker buon (Manual Adjust)
•
Recommended for
applicaons where only one condion is known, for example a stable light background with varying darker
targets
• See Program Mode for programming the Oset Percent seng
A single sensing condion is presented, and the sensor posions a threshold a programmable % oset below the presented condion.
When a condion darker than the threshold is sensed, the output either turns ON or OFF, depending on the LO/DO seng.
Threshold position
adjusted by
Manual Adjust
Sensor positions
threshold a programmable
% offset below the
presented condition
Darkest
(no
signal)
Most Light
(saturated
signal)
Output OFF Output ON
Condition
Presented
Figure 10. Light SET (Light Operate shown)
Light SET and Manual Adjust
Moves switching threshold value up or down to make adjustments
•
Slide Mode switch to ADJ to enter Adjust mode
• Press "+" to increase; press "-" to decrease
◦ GREEN display shows the switching threshold value
◦ 2 seconds aer adjustment, the GREEN display will ash 3 mes to conrm
• Slide Mode switch to RUN to complete operaon
Remember: Manual adjustments are disabled when Auto Thresholds are ON
Follow these steps to perform a Light SET:
Note: TEACH Selecon must be programmed to Lt SEt.
1. Enter Adjust Mode
Method Acon Result
SET Buon
14
Set Mode switch to ADJ Display: Red - Signal Level; Green -
Threshold
Remote Input
15
No acon is required; sensor is ready for
Light SET method
2. SET Sensing Condion
14
SET Buon: 0.04 seconds ≤ "Click" ≤ 0.8 seconds
15
Remote Input: 0.04 seconds ≤ T ≤ 0.8 seconds
DF-G3 Long Range Expert
™
Dual Display Fiber Amplier
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