Digi-Code Safety Sensors

Digi-Code Garage Safety Sensors CR-2149 Universal Sensors Garage Openers CR2149A

Digi-Code CR-2149 Universal Garage Door Safety Sensor Kit

$44.95

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Replacement Reflector for Safety Sensors Photo Eyes - Ormon, EMX, Seco-Larm

Replacement Reflector for Retroreflective Photo Eye Safety Sensors

$8.95

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Frequently Asked Questions : Digi-Code Safety Sensors

Q1: What are Digi-Code safety sensors?

A1: Digi-Code safety sensors are infrared entrapment protection devices designed for residential and commercial garage door openers. They project an invisible beam across the door opening to detect obstructions before physical contact occurs.

Q2: How do these sensors prevent injury or property damage?

A2: If the infrared beam is interrupted while the garage door is closing, the sensor sends an immediate signal to the motor controller to stop and reverse the door. This mechanism prevents the door from closing on vehicles, pets, or individuals.

Q3: Are Digi-Code safety sensors compatible with all garage door openers?

A3: Digi-Code offers universal models designed to replace most safety sensors manufactured since 1993. However, it is essential to check the specific voltage and wiring requirements in the original openerâ€™s manual to ensure full technical compatibility.

Q4: What is the technical significance of the 2-wire system used by Digi-Code?

A4: Most Digi-Code sensors utilize a standard 2-wire connection, which is the industry standard for modern monitored safety circuits. This configuration allows the opener to power the sensor while simultaneously monitoring the continuity of the safety signal.

Q5: How do the LED indicators assist in identifying the sensor status?

A5: The LEDs on the sending and receiving units provide visual confirmation of the system's operational state. A solid light typically confirms that the units are receiving power and are correctly aligned, while a blinking LED indicates a blocked beam or a technical fault.

Q6: What is the recommended mounting height for Digi-Code sensors?

A6: To comply with UL 325 safety standards, sensors should be mounted no higher than six inches from the floor. This specific height ensures that even small objects or low-profile obstructions are effectively detected by the infrared beam.

Q7: Can environmental factors like sunlight affect sensor performance?

A7: Intense sunlight or glare hitting the receiver lens can occasionally "blind" the sensor, causing the door to reverse as if an obstruction were present. If environmental interference persists, consult the manufacturer's manual for positioning adjustments or shielding recommendations.

Q8: What steps are taken to verify proper sensor alignment?

A8: Alignment is verified when the LEDs on both the transmitter and receiver remain illuminated without flickering. If alignment is lost due to vibration or impact, refer to the manufacturer's documentation for adjustment procedures or contact a qualified professional.

Q9: What should be done if a sensor lens is damaged or the housing is cracked?

A9: If a lens is compromised or the housing is severely damaged, the sensor unit must be replaced to ensure reliable entrapment protection. For electrical diagnostics or the replacement of integrated components, hire a local qualified professional.

Q10: Do Digi-Code safety sensors meet UL 325 standards?

A10: Yes, Digi-Code safety sensors are designed to meet UL 325 standards for monitored entrapment protection. This compliance ensures the garage door operator will refuse to close if the safety sensors are disconnected, misaligned, or malfunctioning.