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

The NF701A High Precision North Finder is a marine-grade fiber optic gyroscope north seeking system designed for ship navigation and gyrocompass applications. Delivering 0.3 deg accuracy in under 3 minutes, it provides reliable true north reference for vessels operating in all maritime conditions, from polar regions to equatorial waters.

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
  • Ship Gyrocompass Systems: Reliable true north reference for vessel heading and navigation
  • Dynamic Positioning: Precise heading data for offshore platform and drill ship station-keeping
  • Ferry and Cruise Navigation: Accurate heading for passenger vessel autopilot and route keeping
  • Fishing Vessel Systems: Cost-effective north reference for commercial fishing fleet navigation
  • Offshore Support Vessels: Heading data for platform supply and crew transfer vessel operations
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
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NF701A High Precision North Finder with 0.3 deg Accuracy for Marine Navigation and RS422 Interface

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Model Number :
NF701A
Place of Origin :
China
North Finder Dimension :
115 x 90 x 110mm
Output :
RS422
North Finding Accuracy :
<= 0.3 deg (NF701A)
Weight :
<= 2 kg
Contact Supplier
NF701A High Precision North Finder with 0.3 deg Accuracy for Marine Navigation and RS422 Interface
NF701A High Precision North Finder with 0.3 deg Accuracy for Marine Navigation and RS422 Interface
NF701A High Precision North Finder with 0.3 deg Accuracy for Marine Navigation and RS422 Interface
NF701A High Precision North Finder with 0.3 deg Accuracy for Marine Navigation and RS422 Interface
NF701A High Precision North Finder with 0.3 deg Accuracy for Marine Navigation and RS422 Interface
NF701A High Precision North Finder with 0.3 deg Accuracy for Marine Navigation and RS422 Interface

Shenzhen Fire Power Control Technology Co., LTD

Verified Supplier
5 Years
guangdong, shenzhen
Since 2001
Business Type :
Manufacturer, Exporter, Trading Company, Seller
Total Annual :
10000000-15000000
Employee Number :
60~100
Certification Level :
Verified Supplier
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