EE-SX3088-W1

Series:	--
Part Status:	Obsolete
Sensing Distance:	0.134" (3.4mm)
Sensing Method:	Transmissive
Output Configuration:	NPN - Open Collector/Dark-ON
Mounting Type:	Chassis Mount
Current - Supply:	3.2mA
Voltage - Supply:	4.5 V ~ 16 V
Response Time:	--
Operating Temperature:	-40°C ~ 75°C (TA)
Package / Case:	Module, Pre-Wired

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The EE-SX3088-W1 is part of a family of optical sensors, specifically Photointerrupters, and within this family it is the Slot Type Logic Output variant. Its purpose is to detect passing objects and signal this information to an electronic system. It is used for sensing passing objects such as the rotational axis of a motor, detecting the presence or absence of a document in a printer, and is therefore often used in both automatic control systems and electrical equipment.

The EE-SX3088-W1 consists of an infrared light-emitting diode (LED) and a phototransistor mounted on a single monolithic substrate. The LED is triggered by electric signals, and the resulting light is detected by the phototransistor. An object that falls into the space between the LED and the phototransistor changes the current flowing to the phototransistor, and thus a logic signal can be output.

The EE-SX3088-W1 is primarily suited to applications where rectangular-shaped objects need to be detected or sensed, as the gap between the LED and phototransistor is of a fixed width. The device is capable of both continuous sensing and pulse length measurement depending on the setup, and can detect both opaque and transparent objects with the aid of a sensor window designed for a specific application. Moreover, a variation of the device is available with an output current of up to 30 mA, making it suitable for DC loads and some AC loads. The device also features a high switching frequency of up to 1 MHz and is insulated against light interference from external sources, making it a reliable solution for these types of applications.

The EE-SX3088-W1 operates on not just direct-current, but also alternating-current signals. The amount of current flowing changes depending on the frequency of the signal applied, allowing the device to detect both AC and DC signals. The output type is based on whether the device is connected to a current-controlled output circuit or a voltage-controlled output circuit. If it is connected to a current-controlled output circuit, then the output of the EE-SX3088-W1 will be a logic signal, and if it is connected to a voltage-controlled output circuit, then it will be an analog voltage signal.

The EE-SX3088-W1 also includes a number of safety features that ensure it is properly used and installed by the end user. The device comes with a built-in protective diode that guards against reverse current, as well as surge protection circuitry that prevents current flow to the device in the event of a power surge. Additionally, the EE-SX3088-W1 includes an internal temperature sensor that helps to protect it against overheating by disconnecting the power when the temperature exceeds a certain level.

In summary, the EE-SX3088-W1 is a highly reliable and versatile optical sensor designed for use in a variety of sensing applications. Its operating principle is based on the detection of light emitted from an LED and detected by a phototransistor, and its output can take the form of a logic signal or an analog voltage signal depending on the circuit it is connected to. The device is able to detect both opaque and transparent objects, and with its high switching frequency and built-in safety features, it is an ideal candidate for use in industrial control and sensing systems.

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