• ʻO ka wela o ka lepo a me ka haʻahaʻa haʻahaʻa mea hoʻouna lepo

ʻO ka wela o ka lepo a me ka haʻahaʻa haʻahaʻa mea hoʻouna lepo

ʻO ka wehewehe pōkole:

◆ ʻO ka wela o ka lepo a me ka haʻahaʻa haʻahaʻa he mea kiʻekiʻe kiʻekiʻe, kiʻekiʻe-sensitivity lepo lepo a me ke ana wela.
◆ Hoʻohana ka mea ʻike i ke kumumanaʻo o ka pulse electromagnetic e ana i ka ʻike mau o ka dielectric o ka lepo, i loaʻa ai ka ʻoluʻolu maoli o ka lepo.
◆ He wikiwiki, pololei, kūpaʻa a hilinaʻi ʻole, ʻaʻole pili ʻia e nā mea kanu a me nā ion metala i ka lepo.
◆ Hiki ke hoʻohana nui ʻia i ka mahiʻai, nā ululāʻau, geology, kūkulu hale a me nā ʻoihana ʻē aʻe.
◆ Kākoʻo i nā ʻāpana Kūʻai.


Huahana Huahana

Huahana Huahana

ʻĀpana ʻenehana

Laulā ana ka mākū lepo 0 ~ 100% ka wela o ka lepo -20 ~ 50 ℃
Hoʻoholo pulu lepo 0.1%
Hoʻonā wela 0.1 ℃
Pono ka pulu lepo ± 3%
Pono ka wela ± 0.5 ℃
ʻano hoʻolako mana DC 5V
DC 12V
DC 24V
'ē aʻe
Puka puka ʻO kēia manawa: 4 ~ 20mA
Ka uila: 0 ~ 2.5V
Ka uila: 0 ~ 5V
RS232
RS485
Papa TTL: (pinepine; laula Pulse)
'ē aʻe
Ke kū'ē i ka ukana ʻAno uila: RL≥1K
ʻAno i kēia manawa: RL≤250Ω
Hana wela -50 ℃ ~ 80 ℃
ʻAno haʻahaʻa pili 0 a 100%
kaumaha huahana 220 g probe me ka transmitter 570 g
Hoʻohana mana huahana ma kahi o 420 mW

Ka helu helu

Ka haʻahaʻa lepo:
ʻAno Voltage (0 ~ 5V puka puka):
R = V / 5 × 100%
(ʻO R ka waiwai maʻamau o ka lepo a ʻo V ka waiwai uila puka (V))
ʻAno o kēia manawa (4 ~ 20mA puka puka):
R = (I-4) / 16 × 100%
(ʻO R ka waiwai mākū lepo, ʻo I ka waiwai o kēia manawa (mA))

Ka wela o ka lepo:
ʻAno Voltage (0 ~ 5V puka puka):
T = V / 5 × 70-20
(ʻO T ka waiwai wela i ana ʻia (℃), ʻo V ka waiwai o ka volta puka (V), pili kēia ʻano me ka pae ana -20 ~ 50 ℃)
ʻAno i kēia manawa (4 ~ 20mA)
T = (I-4) / 16 × 70 -20
(ʻO T ka waiwai wela i ana ʻia (℃), ʻo I ka mea hoʻopuka i kēia manawa (mA), pili kēia ʻano i ka pae ana -20 ~ 50 ℃)

Hana Uea

1.Inā hoʻolako ʻia me kahi keʻena hoʻokele i hana ʻia e ka hui, e hoʻopili pololei i ka mea ʻike i ke kikowaena pili ma ke kahua kaʻa me ka laina sensor;

2. Inā kūʻai kaʻawale ʻia ka transmitter, ʻo ka laina laina kūpono o ka transmitter:

kala laina Hōʻailona puka
Voltage ʻO kēia manawa kamaʻilio
ʻulaʻula Mana + Mana + Mana +
ʻeleʻele('ōmaʻomaʻo) ʻĀina mana ʻĀina mana ʻĀina mana
Melemele Hōʻailona uila Hōʻailona o kēia manawa A+/TX
Polū     B-/RX

Ka uila uila a me ka uwea puka puka o keia manawa:

Uea uwea no ke ano puka uila

Uea uwea no ke ano puka uila

ʻO ka uwea ʻana no ke ʻano puka uila 1

Ueaa no ke ano puka o keia manawa

Nā Ana Hana

Nā Ana Hana

Nā Ana Hana 1

Ka nui o na mea ike

MODBUS-RTUProtocol

1.ʻO ke ʻano serial
ʻIkepili 8 bits
Hoʻopau i ka bit 1 a i ʻole 2
E nānā i ka helu ʻAʻohe
ʻO ka helu Baud 9600 ʻO ka waena kamaʻilio ma kahi o 1000ms
2.ʻAno kamaʻilio
[1] Kākau i ka helu kelepona
E hoʻouna: 00 10 Adress CRC (5 bytes)
Hoʻihoʻi: 00 10 CRC (4 bytes)
'Ōlelo Aʻo: 1. He 00 ka helu wahi o ka helu helu helu kauoha.2. He 1 byte ka helu wahi a he 0-255 ka laulā.
Laʻana: Hoʻouna 00 10 01 BD C0
Hoʻihoʻi 00 10 00 7C
[2] Heluhelu i ka helu kelepona
Hoʻouna: 00 20 CRC (4 bytes)
Hoʻihoʻi: 00 20 Adress CRC (5 bytes)
Wehewehe: He 1 byte ka helu helu, 0-255 ka laulā
No ka laʻana: Hoʻouna 00 20 00 68
Hoʻihoʻi 00 20 01 A9 C0
[3] Heluhelu i ka ʻikepili manawa maoli
Hoʻouna: Helu helu 03 00 00 00 02 XX XX
Nānā: e like me ka mea i hōʻike ʻia ma lalo nei

Code wehewehe hana Nānā
Heluhelu Helu kahua (helu helu)  
03 Fcode unction  
00 00 Helu mua  
00 02 Heluhelu helu  
XX XX CRC E nānā i ke code, mua haʻahaʻa a kiʻekiʻe  

Hoʻihoʻi: Helu 03 04 XX XX XX XX XX YY YY
Nānā

Code wehewehe hana Nānā
Heluhelu Helu kahua (helu helu)  
03 Fcode unction  
04 Heluhelu paita wae  
XX XX ʻIke wela o ka lepo (kiʻekiʻe ma mua, haʻahaʻa ma hope) Hex
XX XX lepohaʻahaʻaʻikepili (kiʻekiʻe ma mua, haʻahaʻa ma hope) Hex
YY YY CRCCheck code  

No ka helu ʻana i ke code CRC:
1.ʻO ka papa inoa 16-bit preset ʻo FFFF i ka hexadecimal (ʻo ia hoʻi, ʻo 1 nā mea āpau).Kāhea i kēia hoʻopaʻa inoa i ka papa inoa CRC.
2. XOR ka ʻikepili 8-bit mua me ka hapa haʻahaʻa o ka papa inoa 16-bit CRC a hoʻokomo i ka hopena i ka papa inoa CRC.
3.E hoʻoneʻe i nā mea o ka papa inoa ma ka ʻākau me hoʻokahi bit (i ka bit haʻahaʻa), e hoʻopiha i ka bit kiʻekiʻe me 0, a nānā i ka bit haʻahaʻa.
4.Inā he 0 ka mea liʻiliʻi liʻiliʻi: e hana hou i ka ʻanuʻu 3 (e hoʻololi hou), inā he 1 ka mea koʻikoʻi liʻiliʻi: XORed ka helu CRC me ka polynomial A001 (1010 0000 0000 0001).
5. E hana hou i nā ʻanuʻu 3 a me 4 a hiki i 8 mau manawa ma ka ʻākau, i hana ʻia ka ʻikepili holoʻokoʻa 8-bit.
6.E hana hou i ka ʻanuʻu 2 a i ka 5 no ka hana ʻikepili 8-bit aʻe.
7.ʻO ka helu CRC i loaʻa hope loa ʻo ia ka code CRC.
8. Ke hoʻokomo ʻia ka hopena CRC i loko o ke kiʻi ʻike, hoʻololi ʻia nā ʻāpana kiʻekiʻe a me ka haʻahaʻa, a ʻo ka mea haʻahaʻa ka mea mua.

Nā kuhikuhi no ka hoʻohana ʻana

E hoʻohui i ka mea ʻike e like me nā ʻōlelo aʻoaʻo ma ke ʻano uwila, a laila e hoʻokomo i nā pine probe o ka ʻike i loko o ka lepo e ana i ka haʻahaʻa, a e hoʻā i ka mana a me ka mea hōʻiliʻili hoʻololi e loaʻa ai ka mahana a me ka haʻahaʻa o ka lepo ma kahi ana.

Hoʻomalu

1. E ʻoluʻolu e nānā inā paʻa ka ʻeke a nānā inā kūlike ke ʻano huahana me ke koho.
2. Mai hoʻohui me ka mana, a laila e hoʻā ma hope o ka nānā ʻana i ke kelepona.
3. Mai hoʻololi wale i nā ʻāpana a i ʻole nā ​​uea i kūʻai ʻia ke haʻalele ka huahana i ka hale hana.
4. ʻO ka mea ʻike he mea pololei.Mai ʻoluʻolu e wehe iā ʻoe iho a hoʻopā paha i ka ʻili o ka mea ʻike me nā mea ʻoi a i ʻole nā ​​wai corrosive i mea e pale ai i ka hōʻino ʻana i ka huahana.
5.E ʻoluʻolu e mālama i ka palapala hōʻoia a me ka palapala hōʻoia, a hoʻihoʻi pū me ka huahana i ka wā e hoʻoponopono ai.

Hoʻoponopono pilikia

1. Ke ʻike ʻia ka mea hoʻopuka, hōʻike ka hōʻike he 0 ka waiwai a i ʻole ka palena.E nānā inā he keakea mai nā mea ʻē.ʻAʻole hiki i ka ʻohi ʻohi ke kiʻi pololei i ka ʻike ma muli o nā pilikia uea.E ʻoluʻolu e nānā inā pololei a paʻa ka uwea;
2. Inā ʻaʻole ia nā kumu i luna, e ʻoluʻolu e kelepona i ka mea hana.

Papa Koho

No Lako ikehu Hoʻopukahōʻailona Ikuhikuhi
LF-0008-     ʻIke wela a me ka haʻahaʻa lepo
 
 
5V-   5V mana lako
12V-   12V mana lako
24V-   24V mana lako
YV-   Mana ʻē aʻe
  V 0-5V
V2 0-2.5V
A1 4-20mA
W1 RS232
W2 RS485
TL TTL
M Pulse
X Other
E laʻa:LF-0008-12V-A1:ʻIke wela a me ka haʻahaʻa lepo 12V lako ikehu,4-20mA choʻopuka hōʻailona wikiwiki

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