LZM-G系列流量计技术参数型号测量范围接口螺纹精度液体液体气体LZM-15G0.1-105-41-10G1/2"内1/2"BSP&plu***n;4%LZM-15G0.2-21-71.6-16G1/2"内1/2"BSPLZM-15G0.5-51.8-184-40G1/2"内1/2"BSPLZM-20G1-104-366-60G3/4"内3/4"BSPLZM-25G2-2010-7016-160G1"内1"BSPLZM-25G5-3020-10025-250G1"内1"BSPLZM-40G20-6080-22080-400G11/2"外11/2"BSPLZM-50G20-8080-300100-500G2"外2"BSPLZM-50G20-10080-360120-600G2"外2"BSPLZM-50G40-120150-450300-850G2"外2"BSPTLZM-50G50-150190-560400-1200G2"外2"BSPT)