Handheld DC Loop Resistance Tester
Product Overview
MOEORW-W5010L yog lub hnab ntim khoom ntim siab siab -precision loop resistance tester ntawm nws tus kheej tsim rau ntawm -site micro-ohm tsis kam ntsuas ntawm lub zog switchgears thiab cov khoom siv hluav taws xob. Txais plaub-wire Kelvin ntsuas txoj cai, cov cuab yeej tau nruab nrog ua- siab- lub peev xwm lithium roj teeb kom paub meej tag nrho- ntsuas ntsuas qhov ntsuas tsis muaj hluav taws xob sab nraud AC. Cov cuab yeej no txhawb nqa ob lub zog DC tas li tam sim no tso tawm (50A & 100A), tsim los ntsuas kev tiv thaiv kev tiv thaiv siab ntawm -voltage hloov cov neeg sib cuag thiab lwm yam qis- tsis kam conductive loops nrog cov lus teb ceev ceev thiab ntsuas qhov tseeb, muaj feem xyuam rau sab hauv tsev thiab sab nraum zoov hluav taws xob tiv thaiv kev sim thiab kev lees paub thoob ntiaj teb kev lag luam hluav taws xob soj ntsuam. Lub tshuab tag nrho yog optimized rau handheld layout nrog lub teeb yuag thiab muaj hnub ci kev lag luam - nyeem tau xim LCD npo, realizing lub zos internal cia thiab USB disk sab nraud cov ntaub ntawv xa tawm kom tau raws li cov qauv kev xeem cov ntaub ntawv archiving yuav tsum tau rau lub hwj chim engineering tswv.
Txoj Cai Ua Haujlwm
Tus tester ua raws li tus qauv plaub-terminal Kelvin xeem txheej txheem los tshem tawm kev cuam tshuam ntawm cov hlau lead hlau tsis kam ntawm qhov ntsuas qhov kawg: 1. Cov terminals tam sim no (I+/I-) tso tawm qhov ruaj khov DC tam sim no los tsim lub voj kaw ntawm cov qauv kuaj ntawm qhov sib tw qis-tsis kam sim clamps;2. Voltage terminals (U + / U-) sau qhov tseeb qhov hluav taws xob poob hla cov khoom ntsuas ntawm nws tus kheej; 3. Internal MCU nti xam cov voj kev tiv thaiv tus nqi tau txais los ntawm Ohm Txoj Cai (R=U/I), lim cov hlau lead tiv thaiv thiab kev tiv thaiv impedance yuam kev tsim los ntawm kev txuas txuas; 4. Ua- nyob rau hauv tas li-tam sim no limiting Circuit Court stabilizes cov zis tam sim no nyob rau hauv qhov ntsuas qhov ntau, nrog tiag - sij hawm sampling rau ntau tshaj - kub thiab qhib- Circuit Court txhaum xyuas thaum lub sij hawm ntsuas tag nrho.
Technical Specifications (Standard International Unit Table)
| Yam khoom | Technical Parameter |
| Internal Power Source | Ua-hauv 12.6V, 7.5AH Lithium-Ion roj teeb, sib phim rau kev them nyiaj tshwj xeeb adapter |
| Xaiv tau DC tso zis tam sim no | 50A / 100A dual tsau iav |
| Kev ntsuas qhov ntsuas | 50A iav: 0 ~ 20mΩ; 100A iav: 0 ~ 10mΩ |
| Kev ntsuas qhov tseeb | ± (0.5% FS+1μΩ) |
| Kev daws teeb meem tsawg kawg | 0.1μΩ |
| Test Source Property | Tsis tu ncua tam sim no & Tsawg Voltage, kwv yees . 2V qhib- qhov hluav taws xob hluav taws xob |
| Max. Tso cai Input Voltage | 5V |
| Configurable Test Duration | Hom ceev / 10s / 20s / 30s / 60s yeem |
| Tso cai Max. Resistance ntawm Supplied Test Cable | ＜10mΩ |
| Zaub Module | Muaj xim LCD, nyeem tau nyob rau hauv lub hnub ncaj qha muaj zog |
| Ambient Kev Ua Haujlwm Kub | -10℃~ +40 degree |
| Ua haujlwm txheeb ze humidity | Tsawg dua los yog sib npaug rau 80% RH, tsis yog -condensing |
| Cia ib puag ncig zoo | -20℃~ +50℃, Tsawg dua los yog sib npaug rau 95%RH, tsis muaj dew tsim |
| Zuag qhia tag nrho Dimension | 280 hli (L) × 160 hli (W) × 60 hli (H) |
| Net nyhav ntawm Main Unit | 1.8kg (tsis suav cables & accessories) |
| Auto Fais Fab-tawm qhov chaw | 5-feeb tsis siv neeg kaw tsis siv neeg |
| Data Storage Capacity | Max . 99 pawg ntawm cov ntaub ntawv xeem rau hauv zos cia |
Core Functions & Features (Logic: Hardware Configuration → Performance Index → Field Application Value)
4.1 Hardware Configuration Design
1. Dual-qib qhov tam sim no qhov chaw kho vajtse cov qauv nrog kev ywj pheej hauv Circuit Court rau 50A thiab 100A cov zis, nruab nrog kev ywj pheej overheat kub sensing module thiab qhib- Circuit Court teeb liab kuaj xyuas qhov tseeb- lub sij hawm txiav txim txhaum; 2. Loj - muaj peev xwm ua tau - nyob rau hauv lithium roj teeb layout nyob rau hauv compact handheld vaj tse, reserved ywj siab them chaw nres nkoj thiab USB cov ntaub ntawv interface rau dual-channel cov ntaub ntawv kis tau tus mob; 3. Multilingual embedded operating system nrog Suav/English switchable graphical UI ntawm siab -brightness xim LCD npo, cais cov ntawv qhia zaub mov rau kev xeem, cov ntaub ntawv tshuaj xyuas thiab qhov system parameter teeb tsa;4. Plaub -terminal cais cov kab hluav taws xob sib txuas (I+/U+, I-/U-) kom nruj nreem cais lub voj tam sim no thiab qhov ntsuas hluav taws xob rau plaub-kev ntsuas cov hlau.
4.2 Core Performance Indicators
1. Ib lub roj teeb tag nrho txhawb nqa ntau dua 600 qhov kev ntsuas ywj siab; kev ua haujlwm tsis tu ncua - cuam tshuam ntau tshaj 8 teev ua haujlwm nyob rau hauv ib puag ncig ib puag ncig; 2. Max. Kev ntsuas tsis tu ncua mus txog 60s hauv qab 100A siab- cov zis tam sim no kom txaus siab ntev - lub sijhawm ntsuas kev ruaj khov rau siab -impedance txawv txav kev sib cuag;3. Kev ntsuas kev daws teeb meem mus rau 0.1μΩ nrog ± (0.5%+1μΩ) tag nrho - nplai precision kom ua tau raws li nruj micro-ohm tsis kam kuaj cov qauv kev lees paub kev lag luam; 4. Ua kom tiav cov txheej txheem tiv thaiv: tsis siv neeg qhib- Circuit Court tam sim (IX=0 zaub thaum tam sim no ploj lawm) thiab tshaj - kub tiv thaiv nrog pop- ceeb toom ceeb toom ntawm lub vijtsam.
4.3 Tswv yim Ntawm -Site Application Value
1. Handheld lub teeb yuag tsim tshem tawm kev vam khom ntawm AC lub zog ruaj khov, paub txog kev soj ntsuam ntawm lub xov tooj ntawm tes rau kev hloov chaw hauv txee; 2. Dual cia hom (onboard nco + U-disk export) txhawb batch test cov ntaub ntawv thaub qab thiab offline qhia collation rau engineering ntaub ntawv archiving;3. Kev xaiv hom kev sim ceev kom txo tau cov roj teeb uas tsis tsim nyog rau kev tshuaj xyuas ntau yam niaj hnub, txo cov nqi txij nkawm thiab txhim kho kev tshuaj ntsuam xyuas;4. 5min idle auto-shutdown function tsis txhob yuam kev fais fab tuag los ntawm tus neeg teb xov tooj tsis nco qab lub hwj chim txiav tom qab kev sim teb.
Daim ntawv thov teb
1. Kev Lag Luam Fais Fab Kev Lag Luam: Kev Tiv Thaiv Kev Ntsuas & Kev lees txais kev lees paub ntsuas rau HV / MV lub tshuab nqus tsev vacuum, SF6 Circuit Court breakers, disconnecting keyboards hauv cov khoom siv hluav taws xob; 2. Lub Hwj Chim Loj Loj: Kev tshuaj xyuas lub voj voog tsis tu ncua rau lub tshuab hluav taws xob hluav taws xob hloov hluav taws xob thiab cov ntsiab lus hauv tsheb npav sab hauv; 3. Kev Siv Hluav Taws Xob Hluav Taws Xob Hluav Taws Xob: Ntawm - qhov chaw kuaj xyuas qhov siab - tsis tshua muaj hluav taws xob hluav taws xob hloov pauv kev sib cuag rau metallurgy, tshuaj lom neeg, mining thiab chaw tsim khoom loj; 4. Cov Khoom Siv Hluav Taws Xob Hluav Taws Xob: Lub Hoobkas tawm kev tshuaj xyuas ntawm cov khoom siv hluav taws xob hloov hluav taws xob rau qis-voltage thiab nruab nrab-voltage hloov cov kab ntau lawm.
Ua raws li tus qauv & Specifications
Tag nrho cov qauv tsim thiab kev kuaj xyuas ua tau raws li hauv qab no lub teb chaws & cov qauv kev lag luam ntawm Tuam Tshoj, ua raws li kev ntsuas hluav taws xob thoob ntiaj teb cov kev xav tau: 1. GB50150-2006: Standard for Electrical Equipment Handover Test of Electrical Installation Engineering2. GB6587-86: Cov Kev Cai dav dav rau Kev Ntsuas Ib puag ncig ntawm Kev Ntsuas Hluav Taws Xob3. GB6593-86: Kev Tswj Xyuas Zoo rau Kev Ntsuas Hluav Taws Xob4. DL/T845.3-2004: General Technical Condition of Loop Resistance Tester in Power Industry5. DL/T596-2005: Kev Tiv Thaiv Kev Xeem rau Cov Khoom Siv Hluav Taws Xob6. DL/T846-2004: General Technical Conditions rau High-Voltage Test Equipment Series7. GB1094.1 ~ GB1094.6-96: Enclosure Protection Qib Specification
Cov Txheej Txheem Kev Txhim Kho Txhua Hnub
1. Kev Kho Roj Teeb: Thaum lub twj tso kua mis khaws cia rau lub sijhawm ntev yam tsis siv, ua kom them nyiaj ntxiv ib zaug hauv ib hlis kom tsis txhob muaj ntau tshaj - tso tawm kev puas tsuaj ntawm kev tsim - hauv lithium roj teeb; ua kom tag nrho them ua ntej ntev - lub sij hawm tawm - kab cia; 2. Kev Saib Xyuas Zoo: Tiv thaiv kev cuam tshuam hnyav thiab kev vibration hnyav ntawm chav tsev loj; so cov khoom siv lub plhaub nrog cov ntaub mos qhuav nkaus xwb, txwv tsis pub hnyav thiab corrosive kua ntxuav; zam lub sij hawm ntev - raug nyob rau hauv los nag, corrosive gas thiab plua plav siab - ib puag ncig kub; 3. Kev Tiv Thaiv Cov Khoom Siv Hluav Taws Xob: Khaws cov khoom sib tw tshwj xeeb cov cables kom zoo, tsis tu ncua xyuas cov hlau tawg lossis clamp xoob; nruj tag nrho lub davhlau ya nyob twg screws ua ntej txhua qhov chaw thaiv kom txo tau qhov kev tiv thaiv ntxiv; 4. Disassembly Restriction: Tsis tso cai disassembly ntawm cov khoom siv sab hauv yog txwv tsis pub cov chaw tsim khoom tau pom zoo; tsis yog-cov neeg ua haujlwm tau ntawv pov thawj tsis tuaj yeem ua haujlwm kho hluav taws xob sab hauv lossis calibration.
Basic Troubleshooting Guide
| Fault Phenomenon | Possible Root Cause & Solution |
| IX=0 Tsis muaj cov lus qhia tam sim no thaum kuaj | 1.Test clamps xoob lossis kev sib cuag tsis zoo ntawm kev kuaj ua haujlwm → re-clamp terminals khov kho; 2.Test cable breakage → hloov cov kab sib tw thawj zaug; 3.Xaiv thaiv ntawm I + / I- terminals → retighten terminal fixing screws |
| Tshaj- kub ceeb toom pop- nce & pib- nres ntsuas | 1.Ntev -lub sij hawm tsis tu ncua siab-tam sim no kev ntsuas siab tshaj 60s rated ncua sij hawm → ncua kev ntsuas thiab tos cov cuab yeej txias; 2.Ambient ib puag ncig tshaj 40℃kub kub → hloov mus rau qhov cua txias qhov chaw rau rov qab ntsuas tom qab txias |
| Ua tsis tiav cov ntaub ntawv xa mus rau USB disk | 1.USB flash disk format incompatibility → hloov FAT32 formatted standard U-disk; 2.Unstable USB chaw nres nkoj hu → re- ntsaws USB connector kom nruj |
| Tsis tuaj yeem khau raj tom qab khaws cia ntev | Ua tau - hauv roj teeb lub zog → txuas lub zog them adapter kom them tag nrho ua ntej rov pib dua |
FAQ Tshooj (High-Kev Ua Haujlwm zaus & Cov Lus Nug Tsis Txaus)
Q1: Lub iav tam sim no (50A lossis 100A) yuav tsum raug xaiv rau cov qauv hloov pauv kev tiv thaiv kev ntsuas?
A: Raws li DL / T kev lag luam tshwj xeeb, HV hloov kev sib cuag kev sim nyiam 100A iav kom tshem tawm kev sib cuag oxide txheej; me -muaj peev xwm tsawg-voltage hloov tau txais 50A rau kev ntsuas ceev kom txuag tau roj teeb.
Q2: Vim li cas cov khoom kuaj sim yuav tsum tau ua ib zaug - xaus av nyob rau hauv ib puag ncig cov cuab yeej nyob ib puag ncig?
A: Kev sib txuas hauv av tshem tawm qhov cuam tshuam qhov seem seem ntawm qhov nyob ib sab nyob siab - cov khoom siv hluav taws xob, zam qhov tsis zoo ntawm cov qauv ntsuas hluav taws xob thiab kev nyeem ntawv tsis raug.
Q3: Koj tus kheej puas tuaj yeem- ua tsis yog- thawj cov xov hlau sim hloov lub Hoobkas- muab kev kuaj kab mob siab rau?
A: Tsis pom zoo; tsis yog- cov kab sib tw sib tw feem ntau tshaj qhov tso cai 10mΩ hlau tsis kam txwv, ua rau cov zis tam sim no tsis raug thiab ntsuas cov ntaub ntawv tsis raug, ua rau qhib- ceeb toom Circuit Court tsis tu ncua.
Q4: Puas yog lub Hoobkas teeb tsa cov zaub mov tuaj yeem siv tau rau cov neeg siv tas li -?
A: Lub Hoobkas calibration hom yog xauv nrog rau siab nkag password thiab tsis qhib rau cov neeg ua haujlwm zoo tib yam; ib qho kev hloov kho parameter nyob rau hauv lub Hoobkas hom yam tsis muaj kev cob qhia yuav ua rau ntsuas precision drift.
Q5: Dab tsi yog qhov txiaj ntsig ntawm Kev Ntsuas Kev Ntsuas nrawm piv nrog qhov ruaj khov - lub sijhawm sim hom?
A: Hom ceev ua kom luv luv lub sijhawm tso tawm tam sim no tsis tsim nyog tau txais, txo qis lithium roj teeb lub zog siv rau loj -batch kev soj ntsuam tas li.
Cim npe nrov: Handheld dc voj tsis kam tester, Tuam Tshoj handheld dc voj tsis kam tester manufacturers, hoobkas
