Kakaretso

Thibelo ea ts'ireletso ea ho itšehla thajana ea RTD e ka fetola matšoao a mabeli kapa a mararo a terata ea thermistor (RTD) libakeng tse kotsi hore e be mats'oao a hajoale a 4-20mA ebe e a hlahisa sebakeng sa polokeho. E ka hlophisoa ka bohlale, 'me palo ea sebele ea ho hanyetsa mocheso e ka behoa ka software ea k'homphieutha. E na le mesebetsi ea alamo ea ho robeha ha terata le alamo e tsoang kantle ho marang-rang.

"*" e emela mofuta o kentsoeng oa thermistor, 'me mofuta o ikhethileng o emeloa ke khoutu (sheba "Mofuta oa Letšoao la Kenyelletso le Tafole ea Range" bakeng sa lintlha).

Mefuta ea matšoao le mefuta ea litekanyo

Mohlala: ha ho kenya letsoho ho na le lisebelisoa tse 2 le K-couple, mocheso oa mocheso ke 0 ~ 1200 ℃, lihlahisoa tse 2 4 ~ 20mA, matla a 20 ~ 35VDC, joale mohlala o lokela ho ba PHD-22TT-1111 (0 ~ 1200 ℃).

Letoto la ho lekanya le ka beoa ho 0 ~ 1200 ℃ e boletsoeng ka khomphutha.

* Phepelo ea motlakase oa libese, ka kopo sheba sehlomathiso bakeng sa lintlha.

Tlhaloso

Kenya sebakeng se kotsi
Lets'oao la ho kenya	Lits'oants'o tse peli tsa terata kapa tse tharo tsa thermistor (bona "Mofuta oa Letšoao la Keno le Tafole ea Range" bakeng sa lintlha)
Ho kgaola ho kenya	"Alamo e tlase" ea kamehla e ka fetoloa ho "alamo e phahameng" ka software ea tlhophiso
Sebaka sa lipontšo	Lethathamo la litekanyo tse tsamaellanang tsa ho hanyetsa mocheso
Lekhalo la litekanyo	Basebelisi ba iketsetsa tlhophiso ha ba odara, 'me ba e bonts'a ka nomoro ea mohatla kapa ho seng joalo.
Sephetho sa lehlakore la polokeho:
Letshwao la tlhahiso	4 ~ 20mA
Bokhoni ba ho hlahisa lihlahisoa	0~500Ω(e ka tloaeleha) Khetho ea mofuta oa tlhahiso ea motlakase, ho hanyetsa mojaro RL ≥ 330kΩ
Letšoao la LED	Botala: Letšoao la matla Alamo e tlase e butswe, lebone le lesehla le butswe, lebone le lefubedu la mofuta o phahameng le butswe
Ho nepahala ha sephetho	Ka kopo sheba "Mofuta oa Lets'oao le Kenyellelitsoeng le Tafole ea Range" ho fumana lintlha
Nako ea ho arabela	Ho fihlella 90% ea boleng ba ho qetela ka har'a 300ms
Ho hoholeha ha mocheso	0.005%FS/℃
Litekanyetso tsa mocheso	Mocheso o sebetsang: -20 ℃~+60 ℃, mocheso oa polokelo: -40 ℃~+80 ℃
Mongobo o amanang	10% ~ 95% RH ha ho condensation
Matla a dielectric	Pakeng tsa lehlakore le sireletsehileng ka hare le ka lehlakoreng le sa sireletsehang (≥ 3000VAC / min); pakeng tsa phepelo ea motlakase le terminal e sa sireletsehang (≥ 1500VAC/min)
Insulation resistance	≥100MΩ (pakeng tsa ho kenya letsoho/ho tsoa/matla)
Tšebelisano ea motlakase	Ho latela IEC 61326-1(GB/T 18268), IEC 61326-3-1
MTBF	100000h
Litlhoko tsa mohala	Horizontal itšeha holim ≥ 0.5mm2; Matla a insulation ≥ 500V
Lisebelisoa tsa tšimo tse sebetsang	Li-thermistor tse peli kapa tse tharo tsa terata G53, Cu50, Pt100, Pt1000, Ni1000
Sebaka sa ho kenya	E kentsoe sebakeng se sireletsehileng, e ka hokahana le lisebelisoa tsa ts'ireletso tsa kahare libakeng tse kotsi ho fihla ho Zone 0, IIC, Zone 20, le IIIC.
Setifikeiti se bolokehileng ka hare
Setifikeiti sa polokeho ea ts'ebetso	SIL3 ho latela maemo a IEC 61508
Letšoao la bopaki ba ho phatloha	[Ex ia Ga]lIC [Ex ia Da]lllC
Tekanyetso e thibelang ho phatloha	GB/T3836.1-2021 GB/T3836.4-2021
Li-terminals 3-2,4-2	Um:250V AC/DC Uo=8.4V DC lo=31mA Po=65.1mW Co=4.8µF Lo=20mH
Sehlopha sa setifikeiti	CQST(Setsi sa Naha sa Naha sa Tlhokomelo ea Boleng le Setsi sa Teko bakeng sa Lihlahisoa tse Sirelelitsoeng tsa Motlakase ka Ho phatloha)

Setšoantšo sa moralo

Likabelo tsa terminal le litekanyo

Theminale	Theminale likabelo
9	Phepelo ea matla +	20~35VDC
10	Phepelo ea motlakase -
	2-terata	3-terata
2	ka 4 bokgutshwane bo hokahaneng	Kenyeletso-
3	Kenyeletso+	Kenyeletso+
4	Kenyeletso-	Kenyeletso-
5	Sephetho+	4~20mA
6	Sephetho-