- Rooj Tswjhwm Kawg Nkaus
- Cov Kev Nyab Xeeb Cais Tawm
- Cov Teeb Liab Isolators
- Cov Khoom Siv Tiv Thaiv Surge
- Kev Nyab Xeeb Relays
- Cov Modules I/O Txawj Ntse Cais
- Cov Rooj Vag Ntse
- Cov Ntaub Ntawv Kev Lag Luam Optical Transceivers
- Cov Tshuaj Ntsuam Xyuas Dew Point Online
- Cov Modules Txais Cov Ntaub Ntawv
- HART cov ntaub ntawv hloov pauv
PHD-12TD-211
Txheej txheem cej luam
| Cov ntaub ntawv nkag mus rau hauv thaj chaw muaj kev phom sij | |
| Lub teeb liab nkag | Ob lossis peb-xaim transmitter lossis qhov chaw tam sim no (HART digital teeb liab) |
| Lub zog faib tawm ntawm lub transmitter | Qhov qhib hluav taws xob yog ≤28V, thiab qhov tso zis hluav taws xob yog ≥15.5V thaum lub voj voog yog 20mA. |
| Cov zis tawm hauv thaj chaw nyab xeeb | |
| Teeb liab tso zis | 4 ~ 20 mA (HART digital teeb liab) |
| Tso zis load | Thaum tso zis 20mA, 0 ~ 500 Ω (kho tau) |
| Cov kev cai yooj yim | |
| Fais fab mov | 20 ~ 35VDC |
| Kev siv hluav taws xob | Thaum 24V fais fab mov, 20mA tso zis |
| LED qhia | Ntsuab: qhia txog lub zog |
| Lub sijhawm teb | 2ms kom ncav cuag 90% ntawm tus nqi kawg |
| Kev hloov pauv kub | 0.005% FS/℃ |
| Cov ntsuas kub | Kub ua haujlwm: -20 ℃ ~ + 60 ℃, |
| Cov av noo sib piv | 10% ~ 95% RH tsis muaj dej noo |
| Lub zog rwb thaiv tsev | Nruab nrab ntawm sab uas muaj kev nyab xeeb thiab sab uas tsis muaj kev nyab xeeb (≥3000VAC/min); nruab nrab ntawm lub hwj chim thiab sab uas tsis muaj kev nyab xeeb (≥1500VAC/min) |
| Kev tiv thaiv rwb thaiv tsev | ≥100MΩ (nruab nrab ntawm cov tswv yim / tso zis / fais fab mov) |
| Kev sib raug zoo ntawm hluav taws xob | Raws li IEC 61326-1 (GB/T 18268), IEC 61326-3-1 |
| MTBF | 100000 teev |
| Cov kev cai ntawm cov hlau | Qhov seem hla ≥ 0.5mm2; Lub zog rwb thaiv tsev ≥ 500V |
| Cov khoom siv hauv thaj teb siv tau | Ob, peb-xaim (HART) transmitter lossis tam sim no qhov chaw (HART) teeb liab |
| Qhov chaw teeb tsa | Qhov chaw teeb tsa: Nruab rau hauv thaj chaw nyab xeeb, nws tuaj yeem txuas nrog cov cuab yeej kev nyab xeeb hauv thaj chaw txaus ntshai txog thaj tsam 0, IIC, Zone 20, thiab IIIC |
| Daim ntawv pov thawj muaj kev nyab xeeb sab hauv | |
| cim pov thawj tawg | [Ex ia Ga]lIC [Ex ia Da]lllC |
| Tus qauv tiv thaiv kev tawg | GB/T3836.1-2021 GB/T3836.4-2021 |
| Cov Chaw Nres Tsheb 3-2, 3-4: | Um:250V AC/DC Uo=28V DC lo=93mA Po=0.65W Co=0.083μF Lo=4.2mH |
| Chaw Nres Tsheb 1-2: | Um:250V AC/DC Uo=7.2V DC lo=--- Po=-Co=12μF Lo=-- |
| Lub koom haum pov thawj | CQST (Tuam Tshoj Lub Chaw Saib Xyuas Kev Zoo thiab Kev Ntsuas rau Cov Khoom Siv Hluav Taws Xob Tiv Thaiv Kev Tawg) |
