Related Manuals for Apogee AC-421
Summary of Contents for Apogee AC-421
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Page 1: Owner's Manual
OWNER’S MANUAL SDI-12 CONVERTER Model AC-421 APOGEE INSTRUMENTS, INC. | 721 WEST 1800 NORTH, LOGAN, UTAH 84321, USA TEL: (435) 792-4700 | FAX: (435) 787-8268 | WEB: APOGEEINSTRUMENTS.COM... -
Page 2: Table Of Contents
TABLE OF CONTENTS Owner’s Manual ....................................1 Declaration of Conformity ............................... 3 Introduction ..................................... 4 Sensor Models ..................................4 Specifications ................................... 4 Deployment and Installation ..............................5 Operation and Measurement ..............................6 Spreadsheet Table of Majority of SDI-12 Commands ......................7 Maintenance and Recalibration ............................... -
Page 3: Declaration Of Conformity
RoHS 3 compliant using exemption 6c. Further note that Apogee Instruments does not specifically run any analysis on our raw materials or end products for the presence of these substances, but rely on the information provided to us by our material suppliers. -
Page 4: Introduction
SDI-12 converter Sensor model number and serial number are located on the top of the USB device. If you need the manufacturing date of your sensor, please contact Apogee Instruments with the serial number of your sensor. SPECIFICATIONS AC-421 Input Voltage Requirement... -
Page 5: Deployment And Installation
DEPLOYMENT AND INSTALLATION Plug into USB port and open up DSI software. Apogee DSI software can be downloaded from: https://www.apogeeinstruments.com/downloads/ Apogee Digital Sensor Opening Screen... -
Page 6: Operation And Measurement
Wire up to green block and plug in making sure to connect the ground wire first. Then, connect the signal line second and the power line last. Below is common wiring up of Apogee Instruments SDI-12 sensors. Please check your individual sensor manual for wiring instructions. -
Page 7: Spreadsheet Table Of Majority Of Sdi-12 Commands
M!, C!, aD2 … *** See above examples or CC! commands *Example command outputs taken using an Apogee SI-421-SS IR sensor **Sensor manuals can be found online at: https://www.apogeeinstruments.com/product-manuals/ ***AC-421 automatically does display command with any measurement command... -
Page 8: Maintenance And Recalibration
MAINTENANCE AND RECALIBRATION Keep dry and free of dust and it should last forever. There is no need to send back for calibration as it only converts digital signals and doesn’t actually measure anything. -
Page 9: Troubleshooting And Customer Support
The simplest way to check sensor functionality is the a! command. This will return the address of the unit. Most sensors have a default address of “0.” Error when DSI Software is Open Without an AC-421 Plugged In Correctly Opening SDI-12 Emulator with AC-421 Plugged Into USB Port... - Page 10 SDI-12 Sensor Incorrectly Wired up to AC-421 If the AC-421 becomes unplugged with emulator window still open and you attempt to send an SDI-12 command.
- Page 11 Query Entered in Emulator to Determine Sensor Address Emulator Returns Query and Address of Sensor...
- Page 12 Command Entered to Change Address Emulator Returns with Confirmation Address is Changed...
- Page 13 Correct M1 Command with Correct Address Entered in Command Line Response when Wrong Address is Attempted when Sending a Command...
- Page 14 M1 Command Entered Into Emulator Command Line M1 Command Sent with Correct Address. Example given showing output from SI-411 *Note that the AC-421 automatically does the D0 command after a M1 is sent in order to display the results of the measurement.
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Page 15: Return And Warranty Policy
RETURN AND WARRANTY POLICY RETURN POLICY Apogee Instruments will accept returns within 30 days of purchase as long as the product is in new condition (to be determined by Apogee). Returns are subject to a 10 % restocking fee. WARRANTY POLICY... - Page 16 5. Upon receipt, Apogee Instruments will determine the cause of failure. If the product is found to be defective in terms of operation to the published specifications due to a failure of product materials or craftsmanship, Apogee Instruments will repair or replace the items free of charge.