Chamberlain/Lift-Master
Replacement Plug-in Vehicle Detectors
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Replaces Chamberlain Part #'s: |
71-416-3NH = 120 VAC |
| 71-416-7NH = 24 VAC |
Indicator: (LED) A single Bi-Color LED will show:
Solid Green, with proper power applied
Solid Red during current Detect
Blinking Red during current Fault
Note: Blinking continues until the detector is reset.
Sensitivity Control: (8 position Rotary Switch)
7 = Most sensitive (High).
4 = Medium (works best for most applications).
0 = Least sensitive (Low).
| Frequency Control: Switches 1 & 2 on the DIP switch | |
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Frequency Range: 15 -150 KHz |
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0+0 = Low |
2+0 = Medium High |
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1+0 = Medium Low |
2+1 = High |
Note: When two or more loops are installed in close proximity to each other, set each detector on different frequency to prevent cross-talk.
Voltage: To verify voltage check label on the black oscillator cover.
A part number ending in: 3NH = 120VAC
7NH = 24VAC
Temperature Range: - 40° to +80° C
Relay Output Rating: 10A, 277VAC, 24VDC.
Mechanical: 4.5” L x 3.250” W x
1.0” H.
Note: Whenever the detector setting are changed or after a new installation, reset the detector without a vehicle present over the loop.
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