martens中国代理|防爆变送器MU500EX|上海欧臻机电供 martens防爆变送器MU500EX Technical data Power supply Supply voltage : 85..253 V AC/110..125 V DC 10..30 V AC/DC Frequency AC : 40..400 Hz Power consumption : < 3.3 VA Operating temperature : -10..+60 °C CE-conformity : ATEX-directive 94/9/EG Standards : (Certificate MU500ATEX.002) EN60079-0:2006, EN60079-11:2007, EN61241-0:2006, EN61241-11:2006 EN61316-1:2004-05; EMV-directive 2004/108/EG Explosion protection Approval : TüV 03 ATEX 2283, Marking : II (1) G [Ex ia] IIC or II (1) D [Ex iaD] U0 I 0 P0 C0 L0 MU500Ex- … -51 : 1.3 V <3mA <3mW 29μF 100mH MU500Ex- … -53 : 4.9 V <3mA <3mW 2.2μF 100mH Ci, Li : 5 nF, ca. 0 mH The intrinsically safe circuit is galvanically separated from the nonintrinsically safe circuits up to a peak crest value of the voltage of 375 V. Measuring input Sensor current : Pt100 approx 1 mA, Pt1000 approx. 0.25 mA Line resistance : max. 100 ?, automatic compensation with 3-wire connection Zero adjust : Pt100 approx. ± 8 ?, ( ? 20 °C) Pt1000 approx. ± 8 ? ( ? 2 °C) End value : approx. +/-20 % adjustable Sensor error : output rises to max. output (voltage output >12V DC current output > 25 mA) 电话：021-34140074 传真：021-54971879 邮箱：info@sh-ouzhen.com 公司网站：http://www.sh-ouzhen.com