Table of Contents
Related Manuals for Apogee AC-422
Summary of Contents for Apogee AC-422
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Page 1: Owner's Manual
OWNER’S MANUAL MODBUS CONVERTER Model AC-422 APOGEE INSTRUMENTS, INC. | 721 WEST 1800 NORTH, LOGAN, UTAH 84321, USA TEL: (435) 792-4700 | FAX: (435) 787-8268 | WEB: APOGEEINSTRUMENTS.COM Copyright © 2020 Apogee Instruments, Inc. -
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
EN 50581:2012 Technical documentation for the assessment of electrical and electronic products with respect to the restriction of hazardous substances Please be advised that based on the information available to Apogee Instruments from the raw material suppliers, the products manufactured by Apogee Instruments do not contain, as intentional additives, any of the restricted materials including cadmium, hexavalent chromium, lead, mercury, polybrominated biphenyls (PBB), polybrominated diphenyls (PBDE). -
Page 4: Introduction
Modbus 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-422 Input Voltage Requirement... -
Page 5: Deployment And Installation
Plug into USB port and open up DSI software. NOTE: The sensor should be wired to the AC-422 first before plugging it into a USB port. The AC-422 should also be unplugged from the USB port before performing any changes to the wiring. -
Page 6: Operation And Measurement
Wire up to green block (AC-422) and plug in. Wiring Configurations Below is an example wiring configuration of Apogee Modbus sensors. Please see your respective sensor’s product manual to find the correct wiring configuration for your sensor as wiring configurations come in two variations depending on the protocol. -
Page 7: Spreadsheet Table Of Majority Of Sdi-12 Commands
1. The other indexing scheme is called zero-based numbering, where the first register is given the index 0, and is thereby accessed by requesting access to register 0. Apogee Sensors use zero-based numbering. However, if using the sensor in a system that uses one-based numbering, such as using a CR1000X logger, adding 1 to the zero-based address will produce the one-based address for the register. -
Page 8: Maintenance And Recalibration
MAINTENANCE AND RECALIBRATION Keep dry and free of dust. 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
TROUBLESHOOTING AND CUSTOMER SUPPORT Startup Options Startup Drop-down Menu... - Page 10 Modbus Screen Bit Drop-down Menu – Select Between Float 32 Bit or Integer 16 Bit...
- Page 11 Read/Write Drop-down Menu – Toggle Between Read and Write Functions Slave Address...
- Page 12 Modbus No Communication Error Solutions: [1] Check wiring and protocol [2] Unplug and then plug AC-422 back in. Not Enough Bytes Error Solutions: [1] Check wiring and protocol [2] Unplug and then plug AC-422 back in.
- Page 13 Successful 16-bit Measurement Successful 16-bit Write...
- Page 14 Successful 32-bit Measurement Successful 32-bit Write...
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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.