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Specification & Description
| Specification | Description |
|---|---|
| Part Number | BES 516-326-G-S4-C |
| Alternative Part Number | BES516326GS4C |
| Manufacturer | Balluff |
| Series | BES |
| Type | Inductive Proximity Sensor |
| Operating Voltage | 10 to 30 V dc |
| Output Type | PNP-NO |
| Connection Type | M12x1-Connector, 4-pole, A-coded |
| Housing Material | Brass, nickel plated |
| Sensing Surface Material | PBT |
| Installation | Flush mounting |
| Diameter | 18 mm |
| Length | 83 mm |
| Thread Size | M18 x 1 |
| Operating Distance | 8 mm |
| Assured Operating Distance | 6.4 mm |
| Switching Frequency | 80 Hz |
| Load Capacitance | Max. 1 µF at Ue |
| No-load Current | Max. 7 mA undamped |
| Rated Operating Current | 200 mA |
| Rated Insulation Voltage | 75 V DC |
| Protection Class | II |
| Protection Type | IP67 |
| Ambient Operating Temperature | 0 to 70 °C |
| Tightening Torque | 25 Nm |
| Approvals/Conformity | CE, cULus, EAC |
| Basic Standard | IEC 60947-5-2 |
| Short-circuit Protection | Yes |
| Polarity Reversal Protection | Yes |
| Function Indicator | Yes |
| Pollution Degree | 3 |
| Voltage Drop | Max. 2.5 V |
| Repeat Accuracy | Max. 5.0 % of Sr |
| Hysteresis | Max. 15.0 % of Sr |
| Temperature Drift | Max. 10 % of Sr |
The Balluff BES 516-326-G-S4-C is a high-quality inductive proximity sensor from the BES series, designed for reliable detection and positioning tasks in a variety of industrial applications. This sensor features a robust barrel design with an M18 x 1 thread, making it suitable for flush mounting in tight spaces. With an assured operating distance of 6.4 mm and a rated operating distance of 8 mm, it offers precise sensing capabilities.
Constructed with a durable brass housing and a nickel-plated surface, the sensor is built to withstand harsh industrial environments while maintaining a high degree of protection with an IP67 rating, ensuring it is dust-tight and protected against the effects of immersion in water. The sensing surface is made of PBT, which contributes to the sensor's resilience and longevity.
The sensor operates within a 10 to 30 V dc range and is equipped with a PNP normally open (NO) output, providing a straightforward interface for integration into various control systems. It also includes a convenient M12x1 connector with 4 poles, A-coded, for easy electrical connection. The device is polarity reversal protected and features short-circuit protection, enhancing its operational safety and reliability.
With a switching frequency of 80 Hz, the Balluff BES 516-326-G-S4-C can handle high-speed applications, and its 100 mA load current capacity ensures compatibility with a wide range of loads. The sensor's performance is consistent across a temperature range from 0 to 70 °C, making it versatile for use in different climatic conditions.
This inductive sensor is an excellent choice for automation professionals seeking a dependable and precise sensing solution for their machinery and processes.
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Frequently Asked Questions
What type of sensor is this and what are its primary applications?
This is an inductive proximity sensor designed for detecting the presence of metallic objects without physical contact. Its primary applications include position detection, machine tool positioning, and presence sensing in industrial automation systems.
Can this sensor be installed flush with metal surfaces?
Yes, the sensor is designed for flush mounting, which means it can be installed in a way that its sensing face is level with a metal surface without affecting its performance.
What is the maximum operating distance for this sensor?
The maximum operating distance for the sensor is 8 mm, with an assured operating distance of 6.4 mm.
Is this sensor protected against electrical issues such as short circuits and polarity reversal?
Yes, the sensor comes with built-in short-circuit protection and is also polarity reversal protected to ensure stable operation and prevent damage from wiring errors.
What are the environmental operating conditions for this sensor?
The sensor can operate within an ambient temperature range of 0 to 70 degrees Celsius and is rated IP67 for protection against dust and immersion in water, making it suitable for harsh industrial environments.
What type of output does the sensor provide?
The sensor provides a PNP normally open (NO) output, which is a common configuration used in industrial control systems.
What materials are used in the construction of this sensor?
The housing of the sensor is made of brass with a nickel-plated surface for durability, and the sensing surface is made of PBT (polybutylene terephthalate), a thermoplastic material known for its strength and thermal stability.
What is the maximum switching frequency of this sensor?
The sensor has a maximum switching frequency of 80 Hz, which determines how quickly it can turn on and off in response to detected objects.
How is the sensor connected to a control system?
The sensor features an M12x1 connector with 4 poles, A-coded, for easy and secure electrical connection to control systems.
What is the voltage range for operating this sensor?
The sensor operates within a voltage range of 10 to 30 VDC, making it versatile for use with different power supplies in industrial settings.
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