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Teledyne Benthos • 920 Series ATM-925 Acoustic Modem

Product Type
Acoustic Modem
Product Snapshot
Product Name
Teledyne Benthos 920 Series ATM-925 Acoustic Modem
Product Type
Acoustic Modem
Model/Series
920 Series ATM-925
Manufacturer
Teledyne Benthos
Procurement
Buy
Overview
The Teledyne Benthos ATM-920 Series Acoustic Telemetry Modems represents the next-generation in acoustic modem technology. The ATM-920 Series modem provides wireless communications in up to 2000m water, and comprises a hard-coat anodised aluminum housing, integrated transducer, and internal batteries.
 
Features & Applications
Key Features
  • 2000m depth rated
  • Internal alkaline batteries (378 W/hr batteries optional) 
  • Compatible with Teledyne Benthos UTS-9400 Topside Unit
  • Low, mid, and band C frequency options
  • Hard-coat anodised aluminium housing
  • Remote head optional
 
Physical
Length
850 mm
Diameter
88.9 mm
Weight (In Air)
10.8 kg
Weight (In Water)
3.6 kg
Materials
Housing: Hard-coat anodised aluminium
 
Acoustics
Beam Shape
Omni directional (180 degree beam) Low Frequency (LF): Directional (70 degree beam) Medium Frequency (MF): Directional (60 degree beam)
 
Environmental
Depth Rating
2,000 m
Power
Internal Power Supply
​378 W/hr internal batteries
 
External Power Supply
Can be powered by external source (optional)
 
Battery Life
Up to 2 years 3-6 months typical with hourly transmissions Unlimited with external power supplied
 
Connection
MCBH16M connector, wired for dual serial port option 16-pin dual port serial programming cable included
 
Data
Available Options: B - dual serial port enabled; D - Large capacity data logger installed
 
Baud Rate
140-15,360 bps
 
Bit Error Rate
Better than 10-7 with high SNR
 
Data Processing
Data redundancy, 1/2 rate convolutional coding Multipath guard period selection FH, MFSK, and PSK modulation schemes
 
Distances/Ranges
​2 to 6 km common 20+ km available using repeater functionality
 
Options, Accessories & Spares
Batteries
A-270-59: ATM-910 & ATM-920 Series Refurb Kit (no batteries) includes o-rings, lubricant, swab, screws, instructions. Required when opening any ATM-910 or ATM-920 series modem
D-270-102: ATM-910 & ATM-920 Series Alkaline Battery Pack (378 W/hr)
 
Cables
B-270-415-2: ATM-900 2 Meter Pigtail
B-270-415-3: ATM-900 3 Meter Pigtail
B-270-415-5: ATM-900 5 Meter Pigtail
B-270-415-10: ATM-900 10 Meter Pigtail
B-270-415-25: ATM-900 25 Meter Pigtail
B-270-415-50: ATM-900 4G 50 Meter Pigtail
B-270-415-100: ATM-900 4G 100 Meter Pigtail
B-270-415-200: ATM-900 4G 200 Meter Pigtail
B-270-465: ATM-900 Teledyne RDI ADCP
 
Related Products
The Teledyne Benthos R2K Mid-Water Acoustic Transponding Release is a full-function acoustic release in a rugged and compact stainless steel housing for use in depths to 2,000 m and loads up to 2,000 kg (4,400 lbs).
The Teledyne Benthos ALP-365/EL Acoustic Locator Pinger is an advanced acoustic device that is versatile in the offshore environment. It uses six 9V alkaline or lithium batteries, and operates up to 180 days in extreme conditions. It has the same features as the ALP-365, but with extended battery life. The unit is water activated.
The Teledyne Benthos ALP-365 Acoustic Locator Pinger is an advanced acoustic device that is versatile in the offshore environment. It's rugged aluminum housing ensures long life under extreme conditions. The unit is water activated.
Contact Us
Phone
+1 508 563 1000