Analog Input
- Keɓaɓɓen Shingayen Tsaro
- Masu Ware Sigina
- Na'urorin Kariya
- Safety Relays
- Keɓaɓɓen Modulolin I/O masu hankali
- Ƙofar Hankali
- Masana'antu Data Na gani Transceivers
- Kan Layi na Dew Point Analyzers
- Modulolin Samun Bayanai
- HART data Converter
Saukewa: PHD-22TD-2121
Amfanin Samfur
Keɓaɓɓen shingen aminci a gefen ganowa: PHD-22TD-2121, shigarwar dual da fitarwa biyu tare da siginar analog.
Shamaki keɓe zai iya ware da watsa siginar 4 ~ 20mA ko siginar DC 4 ~ 20mA wanda mai watsawa ya haifar a cikin wuri mai haɗari zuwa wuri mai aminci, siginar fitarwa 4 ~ 20mA. Lokacin da mai watsawa shine tsarin waya biyu ko na waya uku, shingen tsaro
yana ba da iko ga mai watsawa.
Wannan samfurin yana buƙatar samar da wutar lantarki na 20 ~ 35VDC na waje.
* Samar da wutar lantarki, da fatan za a duba ƙarin bayani.
Ƙayyadaddun bayanai
Ƙarfin wutar lantarki | 20 ~ 35VDC, amfani da wutar lantarki |
Fitar da wutar lantarki tare da samar da wutar lantarki | Lokacin da kewayon fitarwa shine 20mA, ƙarfin da aka bayar shine ≥16V |
Siginar shigarwa | mai watsa wayoyi biyu ko uku ko siginar tushe na yanzu (HART) |
Siginar fitarwa | 4 ~ 20mA (HART) |
Ƙarfin lodin fitarwa mai izini | 0 ~ 500Ω (wanda ake iya sabawa) |
Daidaiton fitarwa | 0.1% FS (Na yau da kullun: 0.05% FS) |
Juyin yanayin zafi | 0.005% FS/℃ |
Yawan shigarwa da tashoshi masu fitarwa | 2 shigarwa 2 fitarwa |
Kayan aikin filin aiki | 2-waya, 3-waya mai watsawa da siginar tushe na yanzu, wannan samfurin ya dace da ABB, Fisher, Rosemount, Honeywell, da 3351, EJA, SIEMENS da sauran kayayyaki masu fasahar shigo da kaya. |
Ma'aunin zafin jiki | Yanayin aiki: -20 ℃ ~ + 60 ℃, ajiya zazzabi: -40 ℃ ~ + 80 ℃ |
Dangi zafi | 10% ~ 95% RH babu kwandishan |
Ƙarfin rufi | Tsakanin gefen lafiyayyen ciki da gefen da ba na ciki ba (≥3000VAC/min); tsakanin samar da wutar lantarki da gefen da ba amintacce ba (≥1500VAC/min) |
Juriya na rufi | ≥100MΩ (tsakanin shigarwa / fitarwa / samar da wutar lantarki) |
Girma | Kauri 12.5mm* Nisa 108mm* tsawo 118mm |
Daidaitawar lantarki | Dangane da IEC 61326-1 (GB/T 18268), IEC 61326-3-1 |
Alamar hana fashewa | [Exia Ga] IIC |
Takaddun amincin aiki | SIL2 bisa ga ka'idodin IEC 61508 da EN 61511 |
Jikin Takaddun shaida | CQST(Cibiyar Kula da Ingancin Ƙasa ta Sin da Cibiyar Gwaji don Kariyar Kayayyakin Wutar Lantarki) |
Ƙididdiga masu mahimmanci (Tsakanin tashoshi 1-2) | Um=250V Uo=3.5V Io=—mA Co=100μF Lo=—mH Po=—W |
Ƙimar da aka tabbatar (Tsakanin tashoshi 3-4) | Um=250V Uo=28V Io=93mA Co=0.05μF Lo=2.4mH Po=0.65W |
Bukatun wurin shigarwa | Ana iya haɗa shi da kayan aiki a yankin 0 tare da ⅡA, ⅡB, ⅡC gas mai haɗari |
Farashin MTBF | ≤100000h |
Tsarin wayoyi
Ayyuka na ƙarshe da girma
Tasha Ayyuka na ƙarshe
14 Wutar lantarki + 20~Saukewa: 35VDC
15 Tushen wutan lantarki -
2-waya 3-waya Tushen yanzu
5 Shigarwa1+ Samar da wutar lantarki1+
4 Shigarwa 1- Shigarwa 1-
6 Shigarwa 1- Shigarwa1+ Shigarwa1+
2 Shigarwa2+ Samar da wutar lantarki2+
1 Shigarwa2- Shigarwa2-
3 Shigarwa2- Shigarwa2+ Shigarwa2+
8 Fitowa 1 + 4~20mA
9 Fitowa ta 1-
11 Fitowa2+ 4~20mA
12 Fitowa 2 -
| Tasha | Ayyuka na ƙarshe | ||
| 14 | Wutar lantarki + | 20~Saukewa: 35VDC | |
| 15 | Tushen wutan lantarki - | ||
| 2-waya | 3-waya | Tushen yanzu | |
| 5 | Shigarwa1+ | Samar da wutar lantarki1+ | |
| 4 | Shigarwa 1- | Shigarwa 1- | |
| 6 | Shigarwa 1- | Shigarwa1+ | Shigarwa1+ |
| 2 | Shigarwa2+ | Samar da wutar lantarki2+ | |
| 1 | Shigarwa2- | Shigarwa2- | |
| 3 | Shigarwa2- | Shigarwa2+ | Shigarwa2+ |
| 8 | Fitowa 1 + | 4~20mA | |
| 9 | Fitowa ta 1- | ||
| 11 | Fitowa2+ | 4~20mA | |
| 12 | Fitowa 2 - | ||
