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The 871TM-BH15N30-A2 from Allen Bradley is an inductive proximity sensor designed for a wide range of automation applications. This device operates with a voltage range of 20 to 250 Volts AC/DC, providing compatibility for various setups, and has a nominal sensing distance of 15 millimeters.
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| Manufacturer | Allen Bradley |
|---|---|
| Product Type | Inductive Proximity Sensor |
| Product Line | 871TM Sensors |
| Part Number | 871TM-BH15N30-A2 |
| Weight | 2.00 lbs (0.91 kg) |
| UPC | 662468472661 |
| Type of Proximity Sensor | 2-wire AC/DC proximity sensor |
| Switching Frequency | 20 Hertz |
| Load Current | 2 to 25 milliamperes |
| Voltage Rating | 20 to 250 Volts AC/DC |
| Degree of Protection | IP67 |
| Barrel Diameter | 30 millimeters (1.18 inches) |
| Nominal Sensing Distance | 15 millimeters (0.59 inches) |
| Construction Type | Metal face and unshielded tubular threaded barrel |
| Output Configuration | 1 Normally Open (NO) output (Positive-Negative-Positive) |
| Connection Type | 3-wire DC polyvinyl chloride (PVC) cable |
| Shock Resistance | 30 G for 11 milliseconds duration |
| Leakage Current | Less than 0.25 milliamperes at 250 Volts AC/DC |
| Ambient Operating Temperature | -25°C to 70°C (-13°F to 158°F) |
The Allen Bradley 871TM-BH15N30-A2 is an inductive proximity sensor optimized for industrial automation environments. It operates effectively with a voltage rating spanning from 20 to 250 Volts AC or DC, facilitating its use in various applications. The sensor is designed as a 2-wire AC/DC unit that boasts a switching frequency of 20 Hertz, providing efficient performance in switching tasks.
With a nominal sensing distance of 15 millimeters, the device can accurately detect objects within close proximity. Its load current capacity ranges from 2 to 25 milliamperes, which supports efficient operation in diverse input scenarios. The barrel diameter measures a compact 30 millimeters (1.18 inches), making it suitable for installation in limited spaces.
Providing robust protection, the 871TM-BH15N30-A2 meets the IP67 standards for environmental resistance, safeguarding against dust and moisture ingress. The construction incorporates a metal face, complemented by an unshielded tubular threaded barrel that enhances durability.
For output configuration, it includes one Normally Open (NO) output with a Positive-Negative-Positive structure. The sensor connects via a 3-wire DC polyvinyl chloride (PVC) cable, ensuring reliable and straightforward installation.
Additionally, the device handles shock resistance up to 30 G for 11 milliseconds, indicating its robustness against physical impacts. Leakage current is minimized to below 0.25 milliamperes at a maximum of 250 Volts AC/DC, further ensuring safety and performance reliability. The operational temperature range for this unit spans from -25°C to 70°C (-13°F to 158°F), accommodating a wide spectrum of working environments.