表2-2 SDLY型涡轮流量传感器型号和规格代号表型号规格代号说明SD...................................................................涡轮式流量仪表传感器液体 L........................................................ Y.................................................公称通径-2*........................................-4*........................................-6.........................................-10........................................-15........................................-25........................................-40........................................-50........................................-80........................................-100.......................................-150.......................................-200.......................................-250.......................................-300.......................................2mm(管螺纹G3/8″)4mm(管螺纹G3/8″)6mm(管螺纹G3/8″)10mm(管螺纹G1/2″)15mm(管螺纹G1″)25mm(管螺纹G11/4″)40mm(法兰型)50mm(法兰型)80mm(法兰型)100mm(法兰型)150mm(法兰型)200mm(法兰型*)250mm(法兰型*)300mm(法兰型)型式代号A...................................B...................................C...................................精度1％精度0.5%精度0.2%*输出信号P...............................I...............................T...............................R...............................M...............................脉冲输出4～20mA输出累积流量指示（电池供电3～5年更换）脉冲输出和4～20mA输出(智能型)脉冲输出、4～20mA输出和LCD显示(智能型)公称压力C1..........................C2..........................C3..........................C4..........................C5..........................C6..........................C7..........................PN1.6MPaPN2.5MPaPN4.0MPaPN6.3MPaPN16MPa（通径≤25mm）PN25MPa（通径≤25mm）PN40MPa*（通径≤25mm）防**要求/NE/EX不防**防**等级ExibI或ExdⅡBT4温度范围/NT/HT常温（