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WhatsApp : +88 01818929292 / +8801730296909
info@smmarineservice.com sohelbhuiyan1213@gmail.com arafatbhuiyan3657@gmail.com
Product Image
Product Image

NAKAKITA SEISAKUSHO NS-967F AIR PURGE UNIT

Item Code:

NAKAKITA SEISAKUSHO NS-967F AIR PURGE UNIT

Brand:

NAKAKITA

Condition:

Refurbished


INTRODUCTION

The NAKAKITA SEISAKUSHO NS-967F Air Purge Unit is a specialized marine automation device designed for tank level monitoring and draft gauging applications onboard vessels. Manufactured by Nakakita Seisakusho Co., Ltd., Japan, this unit is widely used in marine tank sounding systems where accurate liquid level measurement is essential for safe and efficient vessel operation.

The NS-967F Air Purge Unit operates using an air purge principle, where a controlled air supply is introduced into a tank through sensing lines. By monitoring the resulting pressure characteristics, the system can determine the liquid level inside ballast tanks, fuel tanks, freshwater tanks, and other shipboard storage compartments.

Accurate tank level monitoring is critical for vessel stability, cargo management, ballast operations, and regulatory compliance. The NAKAKITA NS-967F provides reliable performance even under demanding marine conditions, making it a trusted solution for shipowners, operators, and marine engineers worldwide.

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5

PRODUCT OVERVIEW

The NS-967F Air Purge Unit forms an important part of a vessel's tank level measurement system. The unit continuously supplies a controlled flow of air into sensing tubes installed within tanks. The resulting back pressure corresponds to the liquid height inside the tank and is used for level calculation and display.

The system is designed to operate in challenging marine environments where vibration, temperature fluctuations, humidity, and salt contamination can affect conventional measurement methods.

The robust construction and proven operating principle make the NS-967F suitable for long-term installation onboard commercial vessels, offshore units, and specialized marine applications.

Key operational functions include:

  • Tank level measurement
  • Ballast tank monitoring
  • Fuel oil tank monitoring
  • Freshwater tank level monitoring
  • Draft measurement support
  • Cargo tank level applications
  • Marine automation integration
  • Alarm and monitoring system support
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KEY FEATURES

Reliable Air Purge Measurement Principle

The NS-967F utilizes a proven air purge measurement method that delivers stable and accurate level monitoring without direct immersion of sensitive electronic components inside the tank.

Marine Grade Construction

Designed specifically for marine applications, the unit is capable of operating reliably under harsh shipboard environmental conditions.

High Accuracy Tank Monitoring

The unit supports precise measurement of liquid levels, contributing to improved ballast control, fuel management, and vessel stability.

Low Maintenance Design

Its simple operating principle minimizes maintenance requirements while maximizing operational reliability.

Long Service Life

Japanese engineering and durable construction ensure extended operational life even under continuous marine service conditions.

Integration Capability

The NS-967F can be integrated into modern marine automation systems, tank monitoring systems, and centralized vessel control platforms.

Compact Installation

The compact design allows installation in machinery spaces and automation cabinets where available space may be limited.

TECHNICAL SPECIFICATIONS

Parameter Specification
Manufacturer Nakakita Seisakusho Co., Ltd.
Model NS-967F
Equipment Type Air Purge Unit
Country of Origin Japan
Application Tank Level Monitoring
Measuring Principle Air Purge Method
Installation Marine Fixed Installation
Marine Application Ballast, Fuel, Freshwater, Cargo Tanks
System Integration Tank Gauging & Automation Systems
Construction Marine Grade Industrial Design
Maintenance Low Maintenance
Industry Marine Automation

Actual specifications may vary depending on vessel design and system configuration.

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5

APPLICATIONS

Container Ships

Used for ballast tank level monitoring and vessel trim management.

Bulk Carriers

Supports ballast operations and cargo stability monitoring.

Oil Tankers

Provides accurate tank level information for ballast and service tanks.

Chemical Tankers

Assists in safe monitoring of storage and service tanks.

LNG Carriers

Supports auxiliary tank level monitoring systems.

LPG Carriers

Used in vessel automation and tank monitoring applications.

Offshore Vessels

Provides reliable level measurement for offshore operational tanks.

Passenger Ships

Supports freshwater, ballast, and service tank management.

Research Vessels

Used for precision liquid level monitoring applications.

Fishing Vessels

Monitors fuel and freshwater storage levels.

The NS-967F Air Purge Unit can integrate with:

  • Tank Gauging Systems
  • Draft Gauge Systems
  • Ballast Control Systems
  • Vessel Automation Systems
  • Alarm Monitoring Systems
  • Engine Monitoring Systems
  • Power Management Systems
  • Integrated Monitoring Systems
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6

SPARE PARTS SUPPORT

SM MARINE SERVICE™ provides sourcing and supply support for:

  • NAKAKITA NS-967F Air Purge Units
  • Replacement Air Purge Modules
  • Pneumatic Components
  • Air Tubing Assemblies
  • Pressure Components
  • Connectors and Fittings
  • Monitoring System Components
  • Tank Gauging Spare Parts
  • Automation System Spare Parts

Both new and reconditioned equipment are available subject to stock availability.

REPAIR AND TECHNICAL SERVICES

SM MARINE SERVICE™ provides professional support for NAKAKITA NS-967F Air Purge Units and associated tank monitoring systems.

Troubleshooting

Our engineers can diagnose:

  • Measurement Errors
  • Pressure Instability
  • Air Leakage Issues
  • Blocked Purge Lines
  • Signal Transmission Faults
  • Tank Monitoring Alarms
  • Communication Problems

Repair

Professional workshop repair services include component replacement, functional restoration, and performance verification.

Calibration

Accurate calibration services ensure reliable tank level measurement and compliance with vessel operating requirements.

Testing

Complete operational testing and verification are conducted before delivery or onboard installation.

Overhaul

Comprehensive inspection, refurbishment, cleaning, and replacement of worn components.

Technical Documentation Support

Assistance may be available for:

  • User Manual
  • Service Manual
  • Installation Manual
  • Technical Documentation
  • Wiring Information
  • Maintenance Procedures

Workshop and Onboard Service

Our experienced marine engineers provide onboard attendance, troubleshooting, repair, commissioning, calibration, and technical support worldwide.

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6

WHY CHOOSE SM MARINE SERVICE™

SM MARINE SERVICE™

Bangladesh Office
Samir Market, DT Road, Pahartali, Beside CDA Market, Chattogram, Bangladesh

China Warehouse and Support Center
Shanghai, China

SM MARINE SERVICE™ supplies both New Equipment and Reconditioned Equipment depending on customer requirements and budget.

We provide worldwide supply, sourcing, repair, calibration, technical support and spare parts services for marine automation, navigation, communication and marine electronic systems.

Website : https://www.smmarineservice.com

Email : info@smmarineservice.com

WhatsApp and Viber : +8801818929292

Marketing Contact: Nazmul Hasan Bhuiyan

Mobile WhatsApp and Viber : +8801730296909

CONCLUSION

The NAKAKITA SEISAKUSHO NS-967F Air Purge Unit is a highly reliable solution for marine tank level monitoring and draft gauging applications. Its proven air purge measurement technology, durable construction, and compatibility with marine automation systems make it an essential component onboard many commercial and offshore vessels.

For supply, repair, calibration, spare parts, troubleshooting, technical support, reconditioned equipment, and worldwide marine services for the NAKAKITA NS-967F Air Purge Unit, contact SM MARINE SERVICE™. We are committed to providing professional marine automation solutions to shipowners, ship managers, and marine engineers worldwide.

 


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