Jun 25, 2026

Garantta Brand Optical Fiber Sensor Amplifier

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1.Q: What working environments can GFO-EV11 fiber amplifier adapt to?

 

A: The GFO-EV11 optical amplifier main unit supports operating temperature from -20℃ to +70℃, with stable performance under 35%–85% non-condensing humidity. It features full EMC anti-interference design, running reliably near inverters, servo motors, welding machines and high-frequency electromagnetic equipment without signal drift. Matched fiber probes can withstand up to 150℃ high-temperature detection zones; the amplifier body can be installed separately far from heat sources. It fits multi-industry harsh scenarios: electronic assembly, high-speed packaging, printing, injection molding, pharmaceutical filling, and automated conveying lines with dust, slight oil mist or vibration.

 

2. Q: In the workshop, the amplifier signal occasionally triggers falsely. What could be the reason?

 

A: This is usually caused by environmental interference. The following steps can be used to troubleshoot:

Check for light interference: Avoid direct light from other strong light sources (such as sunlight, lathe lights) onto the probe. A light shield can be added to the probe.

Check for mechanical vibration: Ensure the probe and amplifier are securely installed to avoid changes in measurement distance due to vibration.

Check for electrical interference: Starting and stopping high-power equipment (such as motors) may interfere with the power supply. Ensure the amplifier uses an independent, stable DC power supply and is reliably grounded.

Check settings: Confirm that the response time is not set too short (if adjustable), or the sensitivity is set too high, causing it to be overly sensitive to minute changes.

 

3. Q: How should I choose between an economical Fiber Optic Photoelectric Sensor and a regular photoelectric switch?

 

A: The choice mainly depends on detection accuracy, space, and flexibility:

Choose a fiber optic amplifier if:

The detection space is very limited, requiring a thin fiber optic probe for insertion.

Detecting tiny objects (such as chip pins or thin wires).

High-temperature, oily, or highly corrosive environments allow for the insertion of a durable probe, keeping the amplifier body away from the installation location.

Flexibility in changing the detection point is required; simply replace or move the probe fiber.

Choose a regular photoelectric switch if:

Sufficient detection space and easy installation.

Detecting larger objects with moderate accuracy requirements.

Prioritizing extreme cost control and simple operating conditions.

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