PHD-12TD-211

Shigarwa a cikin yanki mai wahala

Siginar shigarwa

Mai watsawa biyu ko uku ko tushen yanzu (siginar dijital ta HART)

Wutar lantarki ta rarrabawa mai watsawa

Ƙarfin wutar lantarki na da'irar buɗewa shine ≤28V, kuma ƙarfin fitarwa shine ≥15.5V lokacin da da'irar take 20mA.

Fitarwa a cikin amintaccen yanki

Siginar fitarwa

4 ~ 20 mA (HART siginar dijital)

Nauyin fitarwa

Lokacin fitar da 20mA, 0~500 Ω (ana iya keɓancewa)
Nau'in fitarwa na ƙarfin lantarki na zaɓi, juriyar kaya RL ≥ 330kΩ

Sigogi na asali

Ƙarfin wutar lantarki

20~35VDC

Amfani da wutar lantarki

Lokacin da wutar lantarki ta 24V, fitarwa ta 20mA
≤95mA(PHD-12TD-211+)

Alamar LED

Kore: alamar wuta

Lokacin amsawa

2ms don isa 90% na ƙimar ƙarshe

Juyawar yanayin zafi

0.005% FS/℃

Sigogin zafin jiki

Zafin aiki: -20℃ ~ +60℃,
Zafin ajiya: -40℃ ~ +80℃

Danshin da ya dace

10% ~ 95% RH babu danshi

Ƙarfin rufin

Tsakanin ɓangaren da ke da aminci a cikin zuciya da ɓangaren da ba shi da aminci a cikin zuciya (≥3000VAC/min); tsakanin wutar lantarki da ɓangaren da ba shi da aminci a cikin zuciya (≥1500VAC/min)

Juriyar rufi

≥100MΩ (tsakanin shigarwa/fitarwa/ samar da wutar lantarki)

Dacewar na'urar lantarki

A cewar IEC 61326-1 (GB/T 18268), IEC 61326-3-1

MTBF

100000h

Bukatun waya

Sashe na giciye ≥ 0.5mm2; Ƙarfin rufin ≥ 500V

Kayan aikin filin da suka dace

Siginar watsawa ta waya biyu (HART) ko siginar tushen yanzu (HART)

Wurin shigarwa

Wurin Shigarwa: An sanya shi a cikin yankin aminci, ana iya haɗa shi da kayan aikin tsaro na ciki a wurare masu haɗari har zuwa Yanki na 0, IIC, Yanki na 20, da IIIC.

Takaddun shaida mai aminci a cikin gida

Alamar tabbatar fashewa

[Ex ia Ga]lIC [Ex ia Da]lllC

Ma'aunin kariya daga fashewa

GB/T3836.1-2021 GB/T3836.4-2021

Tashoshi 3-2, 3-4:

Um:250V AC/DC Uo=28V DC lo=93mA Po=0.65W Co=0.083μF Lo=4.2mH

Tashar 1-2:

Um:250V AC/DC Uo=7.2V DC lo=-- Po=-Co=12μF Lo=--

Hukumar ba da takardar shaida

CQST (Cibiyar Kula da Ingancin Ƙasa da Gwaji ta Kare Kayayyakin Wutar Lantarki ta Ƙasa ta China)
Cibiyar gwajin kayayyakin kariya daga walƙiya ta Shanghai