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  • Yanayin zafin ƙasa da zafi firikwensin ƙasa watsa

Yanayin zafin ƙasa da zafi firikwensin ƙasa watsa

Takaitaccen Bayani:

Yanayin zafin ƙasa da na'urar firikwensin zafi shine babban madaidaici, damshin ƙasa mai ƙarfi da kayan auna zafin jiki.Na'urar firikwensin yana amfani da ka'idar bugun jini na lantarki don auna madaidaicin dielectric na ƙasa, don samun ainihin ɗanɗanon ƙasa.Yana da sauri, daidai, tsayayye kuma abin dogaro, kuma ba ta da tasiri ta takin mai magani da ions na ƙarfe a cikin ƙasa.Wannan kayan aikin ana iya amfani dashi ko'ina a cikin aikin gona, gandun daji, geology, gini da sauran masana'antu.


Cikakken Bayani

Tags samfurin

Sigar Fasaha

Kewayon aunawa danshin kasa 0 ℃ 100% zafin jiki -20 ~ 50 ℃
Ƙaddamar da rigar ƙasa 0.1%
Ƙimar zafin jiki 0.1 ℃
Daidaitaccen rigar ƙasa ± 3%
Daidaiton yanayin zafi ± 0.5 ℃
Yanayin samar da wutar lantarki DC 5V
DC 12V
Saukewa: DC24V
Sauran
Sigar fitarwa A halin yanzu: 4 ~ 20mA
Wutar lantarki: 0 ~ 2.5V
Ƙarfin wutar lantarki: 0 ~ 5V
Saukewa: RS232
Saukewa: RS485
Matakin TTL: (yawanci; Faɗin bugun jini)
Sauran
Juriya na lodi Nau'in ƙarfin lantarki: RL≥1K
Nau'in yanzu: RL≤250Ω
Yanayin aiki -50 ℃ 80 ℃
Dangi zafi 0 zuwa 100%
Nauyin samfur 220 g bincike tare da watsawa 570 g
Amfanin wutar lantarki kamar 420mW

Tsarin Lissafi

Zafin ƙasa:
Nau'in wutar lantarki (0 ~ 5V fitarwa):
R = V / 5 × 100%
(R shine ƙimar danshin ƙasa kuma V shine ƙimar ƙarfin fitarwa (V))
Nau'in na yanzu (fitarwa 4 ~ 20mA):
R = (I-4) / 16 × 100%
(R shine ƙimar danshin ƙasa, ni ne ƙimar fitarwa na yanzu (mA))

Yanayin ƙasa:
Nau'in wutar lantarki (0 ~ 5V fitarwa):
T = V / 5 × 70-20
(T shine ƙimar zafin jiki da aka auna (℃), V shine ƙimar ƙarfin fitarwa (V), wannan dabarar tayi daidai da kewayon ma'auni -20 ℃ 50 ℃)
Nau'in Yanzu (4 ~ 20mA)
T = (I-4) / 16 × 70 -20
(T shine ma'aunin zafin jiki da aka auna (℃), Ni ne fitarwa na yanzu (mA), wannan dabarar tayi daidai da kewayon ma'auni -20 ~ 50 ℃)

Hanyar Waya

1.Idan an sanye shi da tashar yanayi da kamfanin ke samarwa, haɗa firikwensin kai tsaye zuwa madaidaicin ma'amala akan tashar yanayi ta amfani da layin firikwensin;

2. Idan an siyi mai watsawa daban, layin da ya dace na mai watsawa shine:

Launin layi Siginar fitarwa
Wutar lantarki A halin yanzu sadarwa
Ja Ikon + Ikon + Ikon +
Black (kore) Ƙarfin wutar lantarki Ƙarfin wutar lantarki Ƙarfin wutar lantarki
Yellow Siginar wutar lantarki Sigina na yanzu A+/TX
Blue     B-/RX

Wutar lantarki mai watsawa da wayoyi masu fitarwa na yanzu:

Waya don yanayin fitarwar wutar lantarki

Waya don yanayin fitarwar wutar lantarki

Waya don yanayin fitarwar wutar lantarki 1

Waya don yanayin fitarwa na yanzu

Girman Tsari

Girman Tsari

Girman Tsari 1

Girman Sensor

MODBUS-RTUProtocol

1.Tsarin serial
Data bits 8 bits
Tsaya bit 1 ko 2
Duba Lambobin Babu
Baud rate 9600 Sadarwa tazara a kalla 1000ms
2.Tsarin sadarwa
[1] Rubuta adireshin na'ura
Aika: 00 10 Adireshin CRC (5 bytes)
Komawa: 00 10 CRC (4 bytes)
Lura: 1. Dole ne adreshin umarnin karantawa da rubutawa ya zama 00.2. Adireshin shine 1 byte kuma kewayon shine 0-255.
Misali: Aika 00 10 01 BD C0
Yana dawowa 00 10 00 7C
[2] Karanta adireshin na'ura
Aika: 00 20 CRC (4 bytes)
Komawa: 00 20 Adress CRC (5 bytes)
Bayani: Adireshin shine 1 byte, kewayon shine 0-255
Misali: Aika 00 20 00 68
Yana dawowa 00 20 01 A9 C0
[3] Karanta bayanan ainihin-lokaci
Aika: Adireshin 03 00 00 00 02 XX XX
Note: kamar yadda aka nuna a kasa

Lambar Ma'anar aiki Lura
Adireshin Lambar tashar (adireshi)  
03 Flambar aiki  
0000 Adireshin farko  
0002 Karanta maki  
XX XX CRC Duba lambar, gaban ƙasa daga baya babba  

Komawa: Adireshin 03 04 XX XX XX XX YY YY
Lura

Lambar Ma'anar aiki Lura
Adireshin Lambar tashar (adireshi)  
03 Flambar aiki  
04 Karanta raka'a byte  
XX XX Bayanan zafin ƙasa (mai girma kafin, ƙasa bayan) Hex
XX XX Ƙasazafidata (high kafin, low bayan) Hex
YY YY Lambar CRCCheck  

Don ƙididdige lambar CRC:
1.Rijistar 16-bit da aka saita shine FFFF a hexadecimal (wato, duka 1 ne).Kira wannan rijistar rajistar CRC.
2. XOR bayanan 8-bit na farko tare da ƙananan ragi na 16-bit CRC rajista kuma sanya sakamakon a cikin rijistar CRC.
3.Matsa abinda ke cikin rijistar zuwa dama ta hanyar daya (zuwa ƙaramin bit), cika mafi girma da 0, kuma duba mafi ƙarancin bit.
4.Idan mafi ƙarancin mahimmanci shine 0: maimaita mataki na 3 (sake komawa), idan mafi ƙarancin mahimmanci shine 1: Rijistar CRC tana da XORed tare da nau'in A001 (1010 0000 0000 0001).
5. Maimaita matakai 3 da 4 har sau 8 zuwa dama, domin an sarrafa dukkan bayanan 8-bit.
6.Maimaita matakai 2 zuwa 5 don sarrafa bayanai 8-bit na gaba.
7.Rijistar CRC a ƙarshe da aka samu ita ce lambar CRC.
8. Lokacin da aka saka sakamakon CRC a cikin firam ɗin bayanai, ana musanya babba da ƙananan rago, kuma ƙananan bit shine farkon.

Umarnin don amfani

Haɗa firikwensin bisa ga umarnin da ke cikin hanyar wayar, sannan saka fil ɗin binciken firikwensin cikin ƙasa don auna zafi, kuma kunna wuta da mai tattarawa don samun zafin ƙasa da zafi a wurin aunawa.

Matakan kariya

1. Da fatan za a bincika ko marufi ba shi da kyau kuma duba ko ƙirar samfurin ya yi daidai da zaɓin.
2. Kar a haɗa da wuta, sannan kunna wuta bayan duba wayoyi.
3. Kada a canza gaɓar abubuwa ko wayoyi waɗanda aka siyar da su lokacin da samfurin ya bar masana'anta.
4. Na'urar firikwensin daidaitaccen na'ura ne.Da fatan za a karɓe shi da kanku ko taɓa saman firikwensin tare da abubuwa masu kaifi ko gurɓataccen ruwa don guje wa lalata samfurin.
5.Da fatan za a kiyaye takaddun tabbatarwa da takaddun shaida, kuma mayar da shi tare da samfurin lokacin gyarawa.

Shirya matsala

1. Lokacin da aka gano fitarwa, nunin yana nuna cewa ƙimar ita ce 0 ko kuma ba ta da iyaka.Bincika ko akwai toshewa daga abubuwa na waje.Mai yiwuwa mai tarawa ya kasa samun bayanin daidai saboda matsalolin waya.Da fatan za a duba ko wayoyi daidai ne kuma tabbatacce;
2. Idan ba dalilai na sama ba, da fatan za a tuntuɓi masana'anta.

Teburin Zabe

No Tushen wutan lantarki FitowaSigina Iumarni
LF-0008-     Yanayin zafin ƙasa da firikwensin zafi
 
 
5V-   5V wutar lantarki
12V-   12V wutar lantarki
24V-   24V wutar lantarki
YV-   Wani iko
  V 0-5V
V2 0-2.5V
A1 4-20mA
W1 Saukewa: RS232
W2 Saukewa: RS485
TL TTL
M Pulse
X Oa can
Misali:LF-0008-12V-A1:Yanayin zafin ƙasa da firikwensin zafi 12V tushen wutan lantarki,4-20mA cfitowar sigina na gaggawa

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