Technical Parameter
1. Ib theem AC input
Voltage ntau: 100V, 220V, 380V, thiab lwm yam.
Tam sim no ntau yam:5a, 50a ;ua.Tus qauv ntawm sab nraud qhib tam sim no transformer yog xaiv tau.
Kev ua cov teeb liab:tshwj xeeb metering nti tau txais yuav, thiab 24 ntsis AD tau txais yuav.
Overload muaj peev xwm:1.2 npaug ntawm qhov ntau yog qhov ruaj khov;Qhov tam sim no (<20ms) tam sim no yog 5 zaug, qhov voltage yog 1.2 zaug, thiab qhov ntau yam tsis puas.
Input impedance:voltage channel> 1k Ω / v.
2. Kev sib txuas lus interface
Hom interface:1-txoj kev RS-485 kev sib txuas lus interface.
Kev sib txuas lus raws tu qauv:MODBUS-RTU raws tu qauv.
Cov ntaub ntawv hom:software tuaj yeem teeb "n, 8,1", "E, 8,1", "O, 8,1", "n, 8,2".
Kev sib txuas lus tus nqi:baud tus nqi ntawm RS-485 kev sib txuas lus interface tuaj yeem teem rau 9600, 19200, 38400bps;Tus baud tus nqi defaults rau 9600bps.
3. Kuaj cov ntaub ntawv tso zis
Voltage, tam sim no, lub zog, hluav taws xob hluav taws xob thiab lwm yam tsis muaj hluav taws xob.
4. Kev ntsuas qhov tseeb
Voltage, tam sim no thiab lub zog:± 1.0%;Active kw yog theem 1.
5. Kev cais hluav taws xob
RS-485 interface yog cais los ntawm AC fais fab mov, voltage input thiab tam sim no input;Kev rho tawm tiv taus voltage 2000vac.
6. Fais fab mov
Fais fab mov hom:Qhov voltage ntau yog ac85 ~ 265
Hom kev siv hluav taws xob:≤ 1W.
7. Ib puag ncig ua haujlwm
Ua haujlwm kub: -20 ~ + 70 ℃;Cia kub: -40 ~ + 85 ℃.
txheeb ze humidity:5 ~ 95%, tsis muaj condensation (ntawm 40 ℃).
Qhov siab:0 ~ 3000 m.
Ib puag ncig:ib qho chaw uas tsis muaj kev tawg, corrosive gas thiab conductive plua plav, thiab tsis muaj kev co tseem ceeb, kev co thiab kev cuam tshuam.
8. Kub drift:≤100ppm / ℃.
9. Khoom loj:90mm * 40 hli.
