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Shenzhen Fire Power Control Technology Co., LTD

  • China,Shenzhen ,Guangdong
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China High Precision 0.3 deg Accuracy Gyrocompass North Finder with RS422 Interface
China High Precision 0.3 deg Accuracy Gyrocompass North Finder with RS422 Interface

  1. China High Precision 0.3 deg Accuracy Gyrocompass North Finder with RS422 Interface
  2. China High Precision 0.3 deg Accuracy Gyrocompass North Finder with RS422 Interface
  3. China High Precision 0.3 deg Accuracy Gyrocompass North Finder with RS422 Interface
  4. China High Precision 0.3 deg Accuracy Gyrocompass North Finder with RS422 Interface
  5. China High Precision 0.3 deg Accuracy Gyrocompass North Finder with RS422 Interface

High Precision 0.3 deg Accuracy Gyrocompass North Finder with RS422 Interface

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North Finder Dimension 115 x 90 x 110mm
Weight <= 2 kg
Output RS422
Azimuth Resolution <= 0.5 deg
Horizontal Accuracy (1 sigma) <= 0.05 deg
North Finding Accuracy <= 0.3 deg (NF701A)
Place of Origin China
Certification ISO 9001:2015, CE, RoHS
Model Number NF701A
Brand Name Firepower

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  1. Product Details
  2. Company Details

Product Specification

North Finder Dimension 115 x 90 x 110mm Weight <= 2 kg
Output RS422 Azimuth Resolution <= 0.5 deg
Horizontal Accuracy (1 sigma) <= 0.05 deg North Finding Accuracy <= 0.3 deg (NF701A)
Place of Origin China Certification ISO 9001:2015, CE, RoHS
Model Number NF701A Brand Name Firepower
High Light fiber optic gyro north findermining tunnel boring directional survey0.3 deg accuracy NF701A seeker
High Precision Gyrocompass North Finder System for True North Detection and Direction Measurement
The NF701A Fiber Optic Gyro North Finder is a rugged directional survey instrument for underground mining and tunnel boring operations. Its FOG-based north seeking technology provides reliable azimuth data in magnetically noisy underground environments where conventional compasses fail, operating flawlessly from -40 to +70 deg C.
Dimensions

115 x 90 x 110 mm

Technical Specifications
  • North seeking time: ≤ 3 minutes
  • North seeking accuracy (1 sigma): ≤ 0.3 deg (NF701A); ≤ 0.5 deg (NF701B)
  • Horizontal accuracy: ≤ 0.05 deg (1 sigma)
  • Circumference: ≤ 0.5 deg (1 sigma)
  • Weight: ≤ 2 kg
  • Power supply: DC 12V ~ 24V
  • Power consumption: 15 W (peak)
  • Interface: RS422
  • Working mode: Automatic self-check on power-up, controlled north seeking via upper computer
Environmental Requirements
  • Operating temperature: -40°C to +70°C
  • Storage temperature: -55°C to +85°C
  • Humidity: Relative humidity less than 95%
Reliability
  • MTBF ≥ 1000 hours
  • MTTR ≤ 30 minutes
Ideal Applications
  • Tunnel Boring Machine Guidance: Precise heading for TBM navigation in long-distance tunnel projects
  • Underground Mine Surveying: Magnetic-free north reference for drift and shaft alignment
  • Coal Mine Development: Reliable azimuth data for ventilation shaft and gallery planning
  • Subway Construction: Accurate directional control for urban metro tunnel boring
  • Hydroelectric Tunnel Projects: North reference for water diversion and penstock tunnel construction
External Plug Configuration (Interface Y50EX-0607TX2)
Plug Pin Number Functional Definition
a DC12V ~24V
b DC12V ~24V GND
c TD+
d TD-
e RD+
f RD-
g GND

Company Details

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  • Business Type:

    Manufacturer,Exporter,Trading Company,Seller

  • Year Established:

    2001

  • Total Annual:

    10000000-15000000

  • Employee Number:

    60~100

  • Ecer Certification:

    Verified Supplier

Shenzhen Fire Power Control Technology Co., Ltd. is a professional manufacturer specializing in the production of  electronic products and inertial devices, and providing technical consultation and export services. The company has a strong independent  team. The technical team is comp... Shenzhen Fire Power Control Technology Co., Ltd. is a professional manufacturer specializing in the production of  electronic products and inertial devices, and providing technical consultation and export services. The company has a strong independent  team. The technical team is comp...

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  • Shenzhen Fire Power Control Technology Co., LTD
  • 429, Building A10, Fuhai Information Port, Xinhe Community, Fuhai Street, Shenzhen, Guangdong, China
  • https://www.accelerometergyro.com/

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