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Wet Labs ECO FL User Manual

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ECO FL User’s Guide (FL) Revision AN 4 June 2012
ECO Fluorometer
ECO FL
User’s Guide
The user’s guide is an evolving document. If you find sections that are unclear, or missing
information, please let us know. Please check our website periodically for updates.
WET Labs, Inc.
P.O. Box 518
Philomath, OR 97370
541-929-5650
fax: 541-929-5277
www.wetlabs.com
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Wet Labs ECO FL Specifications

General IconGeneral
BrandWet Labs
ModelECO FL
CategoryMeasuring Instruments
LanguageEnglish

Summary

ECO Sensor Warranty

Return Policy for Instruments with Anti-fouling Treatment

Policy for returning instruments with anti-fouling treatment, specifying what is not accepted.

Shipping Requirements

Guidelines for properly packaging and shipping instruments for service or repair.

Overview

Specifications

Details technical specifications for various ECO fluorometer models.

Connectors

Describes the six-pin bulkhead connector and specific connectors for FLB/FLSB models.

Delivered Items

Lists standard items included with the ECO fluorometer delivery.

Optional Equipment

Outlines available optional accessories for the ECO fluorometer.

ECO FLB, FLSB Connectors

Details the second bulkhead connector specific to ECO FLB and FLSB models.

Test Cable

Description of the optional test cable and its components.

Copper Faceplate

Information on optional copper faceplates for improved biofouling resistance.

Bio-wiper™ and Copper Faceplate

Details integrated anti-fouling Bio-wiper and copper faceplate for extended deployments.

Batteries

Discusses internal battery options (Lithium, alkaline) and their capacities.

External Thermistor

Explains the optional external thermistor and how to use its calibration equation.

Pressure Sensor

Details the optional pressure sensor, calibration, and how to calculate absolute pressure.

Pressure Sensor Maintenance

Provides instructions for maintaining the pressure sensor and its silicone oil buffer.

Theory of Operation

Instrument Operation

Initial Checkout

Guides on performing initial electrical checkout and safety notes for UV LEDs.

Analog Option

Instructions for connecting a multimeter to the analog output for testing.

Operating the Sensor for Data Output

Details on powering the sensor, using the fluorescent stick for testing, and handling AC light interference.

Bio-wiper™ Operation

Explains the function and operation of the anti-fouling Bio-wiper for optical surface protection.

Deployment

Provides guidelines and warnings for deploying the ECO meter.

Upkeep and Maintenance

Recommends factory maintenance and provides basic sensor cleaning instructions.

Bio-wiper™ and Faceplate Cleaning and Maintenance

Steps for removing, cleaning, and re-installing the Bio-wiper and faceplate.

FLB and FLSB: Using Internal Batteries

Removing End Flange and Batteries

Detailed procedure for safely removing the end flange and replacing internal batteries.

Replacing End Flange and Batteries

Step-by-step guide for reassembling the end flange and securing the battery pack.

Checking Vent Plug

Instructions for cleaning and replacing O-rings on the vent plug.

Data Analysis

Scale Factor

Explains how scale factors are calculated for chlorophyll and other measurements.

Analog Response

Discusses linearity and calibration procedures for analog output signals.

Digital Response

Describes how digital data is processed, scaled, and calibrated.

Characterization and Testing

Dark Counts

Defines dark counts and how they are measured as a baseline.

Pressure

Details the wet hyperbaric test to ensure housing and seal integrity.

Mechanical Stability

Describes the test for mechanical stability involving vibration and shock.

Electronic Stability

Explains how electronic stability is computed over extended periods.

Noise

Defines noise measurement based on standard deviation of samples.

Voltage and Current Range Verification

Outlines tests for verifying correct voltage range operation and current draw.

Terminal Communications

Interface Specifications

Lists the baud rate, data bits, parity, stop bits, and flow control for terminal communication.

Command List

Provides a list of commands for controlling the ECO sensor via a terminal emulator.

Device and Output Files

Plot Header

Defines the first line of the device file used as a plot header in ECOView.

Column Count Specification

Explains the format for specifying the number of data columns in a device file.

Column Description

Details how each output column is described in the device file.

Fluorescence Measurements

Lists valid column descriptions for fluorescence measurements like CHL, IENGR, etc.

Miscellaneous

Lists valid column descriptions for miscellaneous data like date, time, and unused columns.

Sample Device File

Provides an example of a device file without engineering output for an ECO FL.

Sample Output Files

Presents sample output files for ECO chlorophyll fluorometers with and without external thermistors.

Firmware Versions 3.01 and Higher

Sample output file for firmware versions 3.01 and higher with optional thermistor.

Firmware Versions Prior to 3.01

Sample output file for firmware versions prior to 3.01 with and without external thermistor.

Appendix A: Mounting Bracket Drawing

WET Labs WEEE Policy

WEEE Return Process

Details the procedure for arranging the return of an end-of-life WEEE product.

Revision History