Application Note
Contents
1. UART DDI 56 432 645 lt 0D gt zZG lt 0D gt lt 0A gt 50 VWC Topp Topp et al 1980 4 3Y10 S S5Y10 2 92Y10 3 10 56 50 1 122. 10 9 144 0035 2 1 6 1 AINEX TEL 03 5713 0388 FAX 03 5713 1388 httD www ai nex CO JD DECAGON DEVICES Application Note DDI DDI
3. Lightning Surge Suppression And Standard Grounding Practices
4. jl ee 0 E VWC Topp Topp et al 1980 9 43Y10 SSY10 2 92Y10 5 3Y10 1 302 dS mm C SDI 12 v1 3 aADb
5. SDI 12 SDI 12 v1 3 INEX 144 0035 2 1 6 1 TEL 03 5713 0388 FAX 03 5713 1388 httD www ai nex CO JD DECAGON DEVICES Application Note aD0 1D0OI1 22 0 1 302 21 8 1DO 4 1
6. 380 mS 780 mS D S10 mS D CRC INEX 144 0035 2 16 1 TEL 03 5713 0388 FAX 03 5713 1388 httD www ai nex CO JD DECAGON DEVICES Application Note SDI 12 SDI 12 SDI 12 ar 11 113DECAGON TE 329631800001 1
7. SD1 12 SDI 12 3 2 DDI DDI Decagon simplex UART
8. dS m 100 100 dS m mS cm 5TE US Salinity labs Handbook 60 EC 10 80 0 1 0 8 dS m 432 100 4 32 dS m 700 EC ECJecompressed 5 ECraw 700 700 Traw Traw 10 T 400 T 400 10 645 400 10 24 5 C 900 T
9. 1 1 SDI 12 SD1 12 1 1 2 SDI 12
10. PC PC USB SD1 12 Decagon Decagon Decagon Em50 ProCheck INEX 144 0035 2 16 1 TEL 03 5713 0388 FAX 03 5713 1388 httD www ai nex CO JD DECAGON a DEVICES Application Note
11. Decagon 0 1 a z A Z 0 1A0 0 1 0 144 0035 2 16 1 TEL 03 5713 0388 FAX 03 5713 1388 httD www ai nex CO JD DECAGON DEVICES Application Note
12. DD1 string DD1 Decagon SDI 12 3 29 5TE SDI 12 0 DD1 SDI 12 0 aRO aR9 aRCO aRC9 SDI 12 v1 3 SDI 12
13. SDI 12 v1 3 2 Decagon 5TE 5TE 100 Decagon 3 29 THE aM 1MI10013
14. Decagon Lightning Surge Suppression And Standard Grounding Practices INEX 144 0035 2 16 1 TEL 03 5713 0388 FAX 03 5713 1388 httD www ai nex CO JD DECAGON DEVICES Application Note Decagon 1 SDI 12 DDI 2
15. Traw Tascomgressad TUIaw 900 900 144 0035 2 1 6 1 TEL 03 5713 0388 FAX 03 5713 1388 httD www ai nex CO JD DECAGON DEVICES Application Note Z 5TE a G 1 56 432 645 lt 0D gt z C lt 0D gt lt 0A gt
16. INEX 144 0035 2 16 1 TEL 03 5713 0388 FAX 03 5713 1388 httD www ai nex CO JD FF YODECAGON a DEVICES Application Note SDI 12 SDI 12 1 1200 1 7 LSB first 1 1 D6 EP srop 1 SDI 12 0x31 SDI 12 at least 8 33 at least 8 33 ss Sensor muSt reSDOnd Maximum time within 15 ms DATA LOGGER SENSOR Break at least 12ms Command Response EN Marking Marking
17. 0 3 6 TTL Decagon Decagon SDI 12 0 3 29 0 DD1 DDI 1 1200
18. DDI C crc 56 432 645 lt 0D gt z G char Ca1culateChecksum char ResponSse 1nt length sum 9 1 crc Finding the length of the response string length strlen ResponSse Adding characters in the response together for 1 9 1 lt length sum Response 1 Converting checksum to a printable character crc Sum 64 32 Peturn crc 12 INEX 144 0035 2 16 1 TEL 03 5713 0388 FAX 03 5713 1388 httD www ai nex CO JD
19. SDI 12 SDI 12 SDI 12 www sdi 12 org SD1 12 DECAGON SDI 12 Decagon SDI 12 10 62 SDI 12 Decagon SDI 12 0
20. 1 8 LSB first 1 sTARTDOID1 DZID3 D4 D5 ID6 DU sTop 9 0x39 100 mS SD1 12 POWER Measurement SIgnal at most 100ms Response SDI 12 Mode EE PEE DATA gt 10 INEX 144 0035 2 16 1 TEL 03 5713 0388 FAX 03 5713 1388 httD www ai nex CO JD DECAGON DEVICES Application Note UART
21. 50 C 0 23dS m INEX 144 0035 2 16 1 TEL 03 5713 0388 FAX 03 5713 1388 httD www ai nex CO JD DECAGON DEVICES Application Note 5TE EC EC EC ET TTC ee sem v CECT em DE 3 5mm GND NOTE SD1I 12 1 6 2 144 0035 2 16 1 TEL 03 5713 0388 FAX 03 5713 1388 httD www ai nex CO JD DECAGON DEVICES Application Note
22. DECAGON DEVICES Application Note 5TE EC 5TE EC 3 ECH2O e 5 TE e VWC e 70MHz e 5TE 5 TE e 3 e 2 EC
23. Decagon 5TE e SDI 12 SDI 12 DDI 1 amp e 0 03m m 3 6VWC 1096 0 7dS m 0 02 7 gt 23dS m m3 m 2 VWC 0 50 VWC 0 0008m3 m3 0 01dS m 0 7dS m 0 1C 0 089 6VWC 0 05dS m 7 23dS m 0 1 m3 m3 0 100 VWC 40
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