Argonaut-SL

Inspired by the need for a simple way to measure water velocity and level in open channels, the Argonaut-SL, (Side-Looker) has earned worldwide acceptance as a long-term monitoring solution. Fully featured with accessories, mounting options, software, and a variety of integration formats, the Argonaut-SL fits your application in the way you need it to. Designed specifically for side mounting on bridges, canal walls, or riverbanks, the SL’s sleek low-profile housing makes installation easy.

Argonaut-SL Brochure [PDF]

Primary Applications

• River discharge monitoring

• Irrigation canals

• Ports and Harbors (vessel traffic systems)

• Shallow streams and estuaries

• Water supply

Argonaut-SL App Notes [PDF]

• Features
• Specifications
• Resources
• Software
• Request Information

SonTek's user interface allows easy operation with minimal training and experience. First time users can collect test data within minutes of receiving the Argonaut-SL. Deployments require only a few minutes to configure the Argonaut and start collecting data. The Argonaut-SL provides the highest quality Doppler velocity data without requiring the user to become an expert on Doppler technology.

Standard Features		Optional Features
Vertical acoustic beam for water level "Multicell" velocity profiling Programmable Up to 10 equally-spaced cells "Independent" velocity measurement cell Can be different in size from the 10 Multicells Can be located anywhere within the instrument's sampling range Used for flow calculations or other specialized functions Flow computation and output, including total volume FlowPack Velocity-Index Discharge Rating software package 4MB internal nonvolatile memory Temperature sensor Resolution: ± 0.01º C Accuracy: ± 0.1º C Expanded Description [PDF]		Real-time Flow Display External battery pack for autonomous operation (500WH) Wave Spectra output (SL500 and SL1500 models only) Analog output module (4-20mA or 0-5V) Modbus Interface Module (MIM) RS422 output for cable lengths to 1500m Canal Mounting Apparatus YSI EcoNet satellite or radio telemetry

	SL3000	SL1500	SL500
Sampling range	0.1 to 5m | 0.3-17 ft	0.2 to 20m | 0.7-66 ft	1.5 to 120m | 5-400 ft
Minimum Channel Width	0.75m | 2.5 ft	1.50m | 5 ft	6.5m | 21 ft
Acoustics
Horizontal Beam Width	1.4°	1.4°	1.4°
Vertical Beam Width	1.4°	2.9°	3.8°
Side Lobe Suppression	>60dB	>60dB	>60dB
PowerPing Hi-Precision	Yes	Yes	n/a
SonTek TrueCompass/Tilt	n/a	Yes	Yes
Water Level
Vertical Beam Range	0.1 to 5m | 0.3-17 ft	0.15 to 10m | 0.5-33 ft	0.2 to 18.0m | 0.7-59 ft
Accuracy: Depth<3m (SL500 <6m) Depth≥3m (SL500 ≥6m)	±0.3cm (0.01 ft) ±0.1%	±0.3cm (0.01 ft) ±0.1%	±0.6cm (0.02 ft) ±0.1%
Pressure Sensor	n/a	0.25% Accuracy	0.25% Accuracy
Wave Height Spectra	n/a	Optional	Optional
Power
Input	7-15 VDC	7-15 VDC	7-15 VDC
Consumption	0.5 to 0.7 W	0.5 to 0.7 W	0.7 to 1.0 W
Physical
Weight in Air	1.2 kg | 2.6 lb	2.4 kg | 5.3 lb	6 kg | 13.2 lb
Weight in Water	0.3 kg | 0.7 lb	0.2 kg | 0.5 lb	1.1 kg 2.5 lb
Pressure Rating	30 m | 98 ft	30 m | 98 ft	30 m | 98 ft
Mounting Plate Dimensions	28 x 25 x 1 cm	Integrated Mount	35.5 x 22.9 x 1.5 cm

Doppler technology has several inherent advantages that make it the preferred method for current measurement. Combining this with SonTek’s proven ability to develop instruments that are both powerful and easy-to-use, the Argonaut-SL is the ideal choice for a wide range of applications.

Want to learn more? Download the brochure, read real stories about how our customers use the system in the field, or participate in one of our online training sessions (“Webinars”) at your convenience!

Brochures
Argonaut-SL Brochure – English
Argonaut-SL Brochure – Español
Argonaut-SL Brochure – Português

Customer Stories
Argonaut-SL Customer Stories
Automated Gaging of the Narmada Canal (India)

Technical Notes
New Argonaut-SL Key Enhancements

Training
Training Sessions and Podcasts

Each Argonaut-SL comes complete with the industry leading Windows software packages ViewArgonaut and FlowPack. ViewArgonaut provides comprehensive data collection and processing tools and also a full range of export options and a user-friendly deployment wizard. Integrate, store and analyze data from multiple sites with SonTek’s Velocity-Indexing discharge rating software, FlowPack. Now you can print professional reports easily and quickly with the confidence that you will produce consistent and robust results. An entire rating analysis can be completed in a matter of minutes, with automatically developed Stage-Area relationships and selection of the best fit Velocity-Index equation. Data can be imported from a variety of sources including all SonTek instruments, and other devices. Our FlowPack velocity-index discharge rating software (a $1,400 value) is now included FREE with the purchase of an Argonaut-SL system. FlowPack Velocity-Index Discharge Rating Software ViewArgonaut Software SonUtils PDA Software

Form Object

Solutions Showcase

Simple. Sleek. Superior.

Useful options and accessories make the Argonaut-SL a complete, turn-key solution.

Canal Mount

An easy solution for installation in open channels.

Modbus Interface Module

Integrate into any Modbus-enabled system using Modbus
RS-232 protocol.

Real-time Flow Display

Provides an easy-to-use interface for monitoring both output data and the system status.

Flow Display FAQs