Acoustic releases

PORT LF Push Off Release Transponder

The PORT Push Off Release Transponder is ideal for deployments in coastal environments. Unique push-off mechanism provides reliable release every time. The mechanical drive off system is the best choice for deployments where mechanisms can experience growth or sediment build up. The Low Frequency acoustic command structure is proven to be very reliable and is unsurpassed in multi-path environments.

Unique push-off mechanism provides reliable release every time
All aluminum components
Simple and easy maintenance
Small lightweight package
Medium load acoustic release
Full transponder capability
2 year on alkaline batteries
Reliable and secure command coding including Enable, Disable and Release commands
Purge Port
Auto Disable
Tilt & Release indication
Release Load: 350 kg
Depth Rating: 3500 meters
DEEP PORT LF Depth Rating: 4000 meters

PORT MFE Push Off Release Transponder

The PORT Medium Frequency Extended Life Push Off Release Transponder is ideal for deployments in coastal environments. Unique push-off mechanism provides reliable release every time. The mechanical drive off system is the best choice for deployments where mechanisms can experience growth or sediment build up.

The Medium Frequency acoustic command structure is very reliable in areas where vessel traffic is common and is unsurpassed in multi-path environments.

Unique push-off mechanism provides reliable release every time
All aluminum components
Simple and easy maintenance
Small lightweight package
Medium load acoustic release
Full transponder capability
Uses welded battery pack
5 years on alkaline batteries
Reliable and secure command coding
Purge Port
Auto Disable
Tilt & Release indication
Release Load: 250 kg
Depth Rating: 3500 meters

PORT LF-SD Push Off Release Transponder Small Diameter

Unique push-off mechanism provides reliable release every time
All aluminum components
Simple and easy maintenance
Small lightweight package
Medium load acoustic release
Full transponder capability
1.25 year on alkaline batteries
Reliable and secure command coding including Enable, Disable and Release commands
Purge Port
Auto Disable
Tilt & Release indication
Release Load: 250 kg
Depth Rating: 3500 meters

PORT Pop-Up Recovery System

The PORT Push Off Release Transponder Pop-up recovery package is ideal for deployments in coastal environments. The mechanical drive off system is the best choice for deployments where acoustic release mechanisms can experience growth or sediment build up. The Pop-Up flotation package can be added to the PORT LF SD or PORT MFE acoustic releases. The canister can be outfitted with customer supplied rope (line) of various lengths.

Reliable Pop-Up design
Configurable with various line lengths
Works with PORT acoustic releases
Great positive buoyancy for recovery in strong currents
Simple and easy maintenance
Small lightweight package
Release attached to top flotation portion & comes up with float upon release
Full transponder capability
Made with corrosion resistant materials
1200 unique command codes
Auto disable (power saving)
Depth Rating: 200 meters

PORT Strong Back Release Transponder

The Strong Back option for the PORT acoustic release increases release rating and lift load rating to 2,500 lbs and 3,500 lbs respectively. The PORT Strong Back Release Transponder is ideal for heavy weight deployments in coastal environments. The strong back portion of the unit increases lift load rating to support heavy mooring deployments. The mechanical drive off system, coupled with a load carrying strong back is the best choice for deployments where mechanisms can experience growth or sediment build up.

Strong back mechanical load arm increases release load capabilities
All aluminum components
Simple and easy maintenance
Small lightweight package
Full transponder capability
Uses standard batteries
1 year on alkaline batteries
1.5 years on lithium batteries
Reliable and Secure command coding
Purge Port
Auto Disable
Tilt & Release indication
Release Load: 1,136 kg
Depth Rating: 3500 meters

Model 8242XS Acoustic Release Transponder

The 8242XS Acoustic Release Transponder is a field-proven, reliable, and versatile mooring instrument. The 8242XS is made entirely of nickel aluminum bronze alloy with titanium closure hardware for very long deployments with no corrosion. Acoustic status reply includes tilt and release state. Command structure proven in the toughest acoustic environments anywhere. Many of these releases are over 15 years old and still in use.

Release load of 5,500 kg
Also available in a Heavy Load Release (HLR) configuration – release loads up to 48,000 kg
Depth Rating: 6000 meters
Longest history of reliability in the industry
Nickel aluminum bronze alloy construction
Titanium closure hardware
Transponder for positioning and recovery
Several battery configuration options for long life
Secure command coding
Options: I/O communication
Pressure activation
External On/Off
Extended battery life