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JRC JHS-180 Instruction Manual: General; Outlines; Features

Automatic identification system.
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1.1
Outlines
Automatic Identification System (AIS) is a maritime navigation and radio communication system.
This system intends to enhance the safety of life at sea, the safety and efficiency of navigation
and the protection of the marine environment by communicating navigational information
automatically on VHF channels between ship and ship, ship and shore.
JHS-180 meets the requirements of the SOLAS Conventions for the Class A shipborne
equipment of the universal AIS. JHS-180 mainly consists of AIS Transponder and AIS Controller.
The combined antenna and transponder design allows installation at any convenient location on
any vessels. The small and simple design controller allows easy installation and operation.
JHS-180 employs the latest technologies such as digital signal processing, circuit integration
technology, and these technologies ensure high performance and high reliability.
1.2
Features
● Fully Comply with International Regulations
━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
JHS-180 is designed to meet the requirements of the SOLAS Conventions for the Class A
shipborne equipment of the universal AIS and fully complies with international regulations: IMO
MSC74(69) Annex 3, ITU-R M.1371, IEC61993-2, IEC60945 etc.
● Combined Antenna and Transponder for Ease of Installation
━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
JHS-180 employs the combined antenna and transponder design. This design allows installation
at any convenient location on any vessels. For the connection between abode deck component
and below deck component, only one cable is needed.
● Increased Probability of Vessel Detection
━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
JHS-180 is equipped with a guard zone alert function. When preset guard zone range and other
vessel enters into the zone, JHS-180 indicates and sounds the alert. This function enhances
probability of vessel detection.
● Recognition of Own-group Vessels
━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
JHS-180 is equipped with a recognition of own-group vessels function. When preset own-group
vessels' identification in advance, the display indicates the own-group vessel sign. This sign
allows easy recognition of own-group vessels.
● Self-diagnosis Function
━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
JHS-180 is equipped with a built-in automatic self-diagnosis function. This function allows easy
maintenance and high system reliability.
● System Integration Availability
━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
JHS-180 is equipped with various interfaces. These interfaces allow system integration and future
expansions.

1. GENERAL

1-1

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