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SKU:PR9376/010-021
Emerson PR9376/010-021 Speed Proximity Sensor 10m Cable
Manufacturer: Emerson
Product No.: PR9376/010-021
Product Type: Eddy Current Sensor
Product Origin: USA
Payment:T/T, Western Union
Weight: 210g
Shipping port: Xiamen
Warranty: 12 months
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Emerson PR9376/010-021 Technical Overview
The Emerson PR9376/010-021 is a high-precision non-contact Hall Effect speed and proximity sensor designed for critical turbomachinery monitoring. Weighing 210 grams (sensor body only), it provides non-contact speed measurements up to 12 kHz (720,000 cpm) across steam, gas, and hydro turbines, compressors, pumps, and industrial fans. Engineered with a durable stainless steel sensor body, PTFE internal wiring, and an IP67 weather-tight sealing rating, the Emerson PR9376/010-021 delivers reliable 1 AC cycle per revolution output signal when monitoring magnetic soft iron or steel targets like spur wheels and involute gearing.
Part Number Breakdown
- PR9376: Base Model Designator — Hall Effect Speed / Proximity Sensor Series
- /010: Cable Protection Option — Standard Cable with Stainless Steel Armor Sleeve
- -021: Cable Length Option — 10 Meter Integral Cable Length
Technical Specifications Table
| Parameter | Specification |
|---|---|
| Manufacturer / Brand | Emerson / EPRO |
| Full Catalog Number | PR9376/010-021 |
| Sensing Technology | Non-Contact Hall Effect Measurement |
| Operating Supply Voltage & Current | 10 to 30 VDC @ Max. 25 mA |
| Maximum Operating Frequency | 12 kHz (720,000 cpm) |
| Sensing Air Gap | 1.0 mm (Module 1) / 1.5 mm (Module ≥2) |
| Output Signal Characteristics | 1 AC cycle/rev | Rise/Fall Time: 1 µs | High >10V / Low <1V |
| Target / Surface Material | Magnetic Soft Iron or Steel (Non-Stainless Steel, ST37) |
| Construction Materials | Stainless Steel Body, PTFE Insulation, Armored Cable Sleeve |
| Environmental Protection & Weight | IP67 Rated / 210 g (7.4 oz) Sensor Body Weight |
| Operating Temperature Range | -25°C to +100°C (-13°F to +212°F) |
Key Features & Performance Protection
The Emerson PR9376/010-021 sensor features fast 1 µs rise and fall times, delivering stable dynamic output (High >10 V, Low <1 V under 100 kΩ load) across its full 12 kHz operating bandwidth. Built for demanding machine protection systems, it operates reliably within an operating temperature range of -25°C to 100°C (-13°F to 212°F). The integrated 10-meter armored PTFE cable provides rugged mechanical shielding against oil, hot surface exposure, and aggressive environmental wear common in industrial power generation and processing environments.
Frequently Asked Questions (FAQs)
Q1: What type of target material does the Emerson PR9376/010-021 require?
A1: It requires magnetic soft iron or steel targets (such as ST37) and does not detect stainless steel targets.
Q2: What cable protection and length are provided on this exact model?
A2: The /010-021 configuration specifies an integral armored protection sleeve with a 10-meter cable length.
Q3: What is the maximum operating speed frequency?
A3: The sensor supports a maximum operating frequency of 12 kHz (720,000 cpm).
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