LF-0020 firikwensin zafin ruwa
| Kewayon aunawa | - 50 ~ 100 ℃ |
| -20 ~ 50 ℃ | |
| Daidaito | ± 0.5 ℃ |
| Tushen wutan lantarki | DC 2.5V |
| DC 5V | |
| DC 12V | |
| Saukewa: DC24V | |
| Sauran | |
| 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 | |
| Tsawon layi | Matsayi: mita 10 |
| Sauran | |
| Ƙarfin kaya | Abubuwan fitarwa na yanzu≤300Ω |
| Rashin ƙarfin fitarwa na ƙarfin lantarki≥1KΩ | |
| Yanayin aiki | Zazzabi: -50 ℃ ~ 80 ℃ |
| Humidity: ≤100% RH | |
| Samar da nauyi | Binciken 145 g, tare da mai tarawa 550 g |
| Rashin wutar lantarki | 0.5mW |
Nau'in wutar lantarki (0～5V):
T=V / 5 × 70 -20
(T shine ƙimar zafin jiki da aka auna (℃), V shine ƙarfin fitarwa (V), wannan dabarar tayi daidai da kewayon ma'auni -20 ~ 50 ℃)
T=V / 5 × 150 -50
(T shine ƙimar zafin jiki da aka auna (℃), V shine ƙarfin fitarwa (V), wannan dabarar tayi daidai da kewayon ma'auni -50 ~ 100 ℃)
Nau'in Yanzu (4 ~ 20mA)
T= (I-4)/ 16 × 70 -20
(T shine ma'aunin zafin jiki (℃), Ni ne fitarwa na yanzu (mA), wannan nau'in yayi daidai da kewayon ma'auni -20 ~ 50 ℃)
T=(I-4)/ 16 × 150 -50
(T shine ƙimar zafin jiki da aka auna (℃), Ni ne fitarwa na yanzu (mA), wannan dabarar ta dace da kewayon ma'auni -50 ~ 100 ℃)
Lura: Ƙididdigar ƙididdiga masu dacewa da fitowar sigina daban-daban da ma'auni daban-daban suna buƙatar sake ƙididdige su!
1.Idan an sanye shi da tashar yanayi da kamfaninmu ya samar, kai tsaye haɗa na'urar firikwensin zuwa yanayin da ya dace akan tashar yanayi ta amfani da kebul na firikwensin.
2. Idan an siyi mai watsawa daban, jerin kebul ɗin da ya dace da mai aikawa shine:
| Launin layi | Siginar fitarwa | ||
| Nau'in wutar lantarki | Nau'in yanzu | Nau'in sadarwa | |
| Ja | Power+ | Power+ | Power+ |
| Baki (kore) | Ƙarfin wutar lantarki | Ƙarfin wutar lantarki | Ƙarfin wutar lantarki |
| Yellow | Siginar wutar lantarki | Sigina na yanzu | A+/TX |
| Blue |
|
| B-/RX |
3. Wutar lantarki mai watsawa da wayoyi masu fitarwa na yanzu:
Waya don yanayin fitarwar wutar lantarki
Waya don yanayin fitarwa na yanzu
(Na'urar zafin ruwa)
(Na'urar zafin ruwa)
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 |
|
| 0001 | Karanta maki |
|
| XX XX | CRC Duba lambar, gaban ƙasa daga baya babba |
Komawa: Adireshin 03 02 XX XX XX XX
| Lambar | Ma'anar aiki | Lura |
| Adireshin | Lambar tashar (adireshi) |
|
| 03 | Flambar aiki |
|
| 02 | Karanta raka'a byte |
|
| XX XX | Bayanan zafin ƙasa (mai girma kafin, ƙasa bayan) | Hex |
| XX XX | Ƙasazafidata (high kafin, low bayan) |
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.
Haɗa firikwensin bisa ga umarnin da ke cikin hanyar wayar, sannan saka binciken firikwensin a cikin ƙasa don auna zafin jiki, da ba da wutar lantarki ga mai tarawa da firikwensin don samun zafin ruwa a wurin aunawa.
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.
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.
| Lamba | Yanayin samar da wutar lantarki | Siginar fitarwa | Bayyana |
| LF-0020 |
|
| Na'urar zafin ruwa |
|
| 5V- |
| 5Vmai iko |
| 12V- |
| 12Vmai iko | |
| 24V- |
| 24Vmai iko | |
| YV- |
| Sauranmai iko | |
|
| 0 | Babu canji | |
| V | 0-5V | ||
| V1 | 1-5V | ||
| V2 | 0-2.5V | ||
| A1 | 4-20mA | ||
| A2 | 0-20mA | ||
| W1 | Saukewa: RS232 | ||
| W2 | Saukewa: RS485 | ||
| TL | TTL | ||
| M | Pulse | ||
| X | Sauran | ||
| Misali: LF-0020-24V-A1: firikwensin zafin ruwa (mai watsawa) 24V wutar lantarki, 4-20mA fitarwa | |||
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