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Vanguard IV

Vanguard IV

Vanguard IV

Product catalog summary
Introduction:
The document discusses the Vanguard Level Gauging System by JOWA USA, designed to integrate onboard instrumentation systems for efficient tank gauging. It is a cost-effective solution that connects JOWA USA's resistance-tape level sensors with centralized control systems on various vessel types.
Features and Benefits:
  • RS232/485 interface for control system integration.
  • Measures level, volume, with optional temperature and inert gas pressure data.
  • Utilizes durable resistance-tape sensors accessible from the tank top.
  • Flexible sensors adapt to J-shaped ballast tanks.
  • Single sensor technology applicable for cargo, ballast, service, and draft.
  • Compensates for list and trim, manually or automatically, with draft sensors.
  • Compliance with Independent High Alarm regulations with minimal deck penetration.
Key System Elements:
  • Metritape level sensors with optional temperature detectors.
  • Sensor housings for mounting, protection, and cable termination.
  • Central conditioning unit for signal processing and calibration.
Technical Data:
  • Channels: Up to 120, grouped in 30, intrinsically or non-intrinsically safe.
  • Operating Temperature: Electronics 0-50°C.
  • Output: RS232/485 Modbus, with other protocols available.
  • Input Power: 115VAC ±30% 60HZ, 230VAC ±30% 60HZ, with power isolation unit.
  • Relays: 13 total; various functions including system fault and horn.
  • Enclosure: NEMA 12 for indoor mounting, with bottom cable entry.
  • Weight: 54kg (120 lbs).
Disclaimer:
The document states that the information is provided in good faith without warranty. The user is responsible for determining the suitability and assumes liability for any damages arising from use.
Conclusion:
The Vanguard Level Gauging System offers a direct serial data communication advantage over traditional analog systems, providing enhanced accuracy and operational control for vessel management.
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Catalog excerpts

Vanguard IV-1

JOWA USA Vanguard IV Level Gauging System Key System Elements: • Metritape level sensors with optional temperature detectors • Sensor housings used to mount and protect sensors and to make cable terminations • Central conditioning unit which performs signal conditioning, processing and calibration Features and Benefits: • RS232 / 485 interface to control system • Level and volume with optional temperature and inert gas pressure data • Utilizes rugged resistance-tape sensors • Sensors totally accessible from tank top • Flexible resistance-tape sensors follow the contour of J-shaped ballast tanks • One sensor technology serves cargo, ballast, service and draft • Vanguard IV’s program derives the vertical level when stillpipes are curved. It can also compensate for list and trim manually or automatically when draft sensors are included • Sensors can be mounted in pairs to satisfy Independent High Alarm regulations with only one deck penetration Description: The industry trend of integrating onboard instrumentation systems requires a streamlined approach to tank gauging. JOWA USA has responded to this demand with the Vanguard Level Gauging System, a simple, low cost solution that delivers high performance. The Vanguard System provides the critical link between JOWA USA’s reliable resistancetape level sensors and the centralized control system aboard any vessel type, including tankers, container vessels, gas carriers and FPSO’s.

 Open the catalog to page 1
Vanguard IV-2

Vanguard IV Level Gauging System Description Continued: The Vanguard Level Gauging System sends tank level, temperature, volume, inert gas pressure and draft data via an RS232 / 485 interface to any shipboard control system. This direct serial data communication provides a cost advantage over traditional analog systems. Vanguard delivers more accuracy than traditional ballast, fuel, and draft gauging methods, resulting in better operational control and more efficient vessel management. Technical Data: Channels: 120 Maximum in groups of 30, intrinsically safe or non-intrinsically safe Operating...

 Open the catalog to page 2
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