產(chǎn)品編號(hào) | 測量范圍mm/in | 分辨率mm/in | 量爪長度mm |
AB0320151 | 0-150 | 0.01 | 40 |
AB0320152 | 0-150 | 0.02 | 40 |
AB0320157 | 0-6" | 0.001" | 40 |
AB0320201 | 0-200 | 0.01 | 50 |
AB0320202 | 0-200 | 0.02 | 50 |
AB0320207 | 0-8" | 0.001" | 50 |
AB0320301 | 0-300 | 0.01 | 64 |
AB0320302 | 0-300 | 0.02 | 64 |
AB0320307 | 0-12" | 0.001" | 64 |
煤礦用額定電壓1KV及以下銅芯固定敷設(shè)聚氯乙烯絕緣電力電纜(MT818-1999) | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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FEA-YB1系列單相電力儀表是一種具有現(xiàn)場可編程全電力參數(shù)測量、LED顯示、數(shù)據(jù)通訊一體的電測儀表。通過對(duì)電網(wǎng)中的電壓、電流回路的交流采樣,經(jīng)過運(yùn)算處理后實(shí)現(xiàn)對(duì)電網(wǎng)中電壓、電流、有功功率、無功功率、功率因數(shù)、頻率的高精度測量和顯示,可以直接取代常規(guī)電力變送器、測量指示儀表以及相關(guān)的輔助單元,具有安裝方便、接線簡單、免維護(hù)等優(yōu)點(diǎn)。
技術(shù)指標(biāo)
工作電壓:AC85~265V介質(zhì)強(qiáng)度:≥AC2000V絕緣性能:≥100MΩ電壓回路功耗:≤3VA電壓精度:0.2級(jí)電流精度:0.2級(jí)通訊方式:RS485接口 ModBus協(xié)議
electrical | # characters displayed . . . | 4 1/2 | |||
power . . . | 115 vacoptional | ||||
requirements standard . . . | 12 vdc, 220 vac | ||||
conversions per second . . . | 3 | ||||
scaling method . . . | potentiometer | ||||
polarity indication . . . | yes | ||||
decimal point se-lection . . . | jumper (non-solder) | ||||
display size . . . | 0.56" | ||||
overrange indication . . . | flashing display | ||||
display resolution. . . | 1/20000 max | ||||
digital display . . . | led | ||||
environmental | temperature, storage . . . | -20°f to 200°f | |||
temperature, operating . . . | 32°f to 130°f | ||||
physical | weight . . . | 2 1/4 lbs. | |||
mounting* . . . | bench, rack or panel | ||||
case size, standard . . . | 1/8 din | ||||
case material . . . | noryl plastic | ||||
features | gm-a | gm | hm | ||
readout scaled in engineering units | • | • | • | ||
amplified output, ±5v | • | • | • | ||
amplified output, 4-20ma | o | o | o | ||
shunt calibration | na | • | • | ||
set up with transducer (no charge) | na | • | • | ||
zero reset, tare | na | na | • | ||
linearization | na | na | o | ||
rs-232 interface | na | na | • | ||
amplifier output impedance < 2 ohms | • | • | • | ||
±0.03% accuracy | • | • | • | ||
amplifier frequency response 250hz | • | • | • | ||
common mode rejection 80 db | na | • | • | ||
fine span adjust > ±15% | na | • | • | ||
coarse span adjust > 80% | na | • | • | ||
fine zero adjust > ± 15% | na | • | • | ||
coarse zero adjust > 80% | • | • | • | ||
short circuit protection | • | • | • | ||
decal for engineering units | • | • | • | ||
light bar & scaling decal | na | • | • |
揚(yáng)州榮興電子儀表有限公司(專業(yè)生產(chǎn)數(shù)顯表)為揚(yáng)州市經(jīng)濟(jì)開發(fā)區(qū)宏華儀表廠(專業(yè)生產(chǎn)指針表)子公司,公司始建于1978年,前稱江蘇省邗江縣電子儀表三廠,為國內(nèi)知名儀表生產(chǎn)企業(yè)。 我公司具有近三十年的專業(yè)儀表生產(chǎn)歷史和技術(shù)經(jīng)驗(yàn),擁有各類型號(hào)儀表產(chǎn)品;公司技術(shù)力量雄厚、工人素質(zhì)過硬、生產(chǎn)流程合理、制造工藝精湛、檢測手段,內(nèi)部質(zhì)量控制嚴(yán)格,生產(chǎn)的各類電工儀表廣范應(yīng)用于各種交直流輸配電系統(tǒng)電廠控制屏及各種用電設(shè)備上用于測量直流電流、電壓;交流電流、電壓、頻率、功率和功率因數(shù);且產(chǎn)品都可根據(jù)客戶的不同要求進(jìn)行批量加工訂做。目前我公司常規(guī)數(shù)字面板電壓表產(chǎn)量可達(dá)每天一千只以上,可以滿足大批量訂單的生產(chǎn)。
英文名: (-)-Epigallocatechin gallate
CAS No.: 989-51-5
分子式: C22H18O11
分子量: 458.37
提取來源: 綠茶Camellia sinensis
純度: >98% by HPLC
包裝: 20mg, 50mg,100mg,1g,10g,100g...kgs