日本山武阿自倍尔azbil阀门定位器AVP100-H-3X-XX Manufacturer : Azbil Product No. : AVP100-H Product Type : Smart Valve Positioner 100 Series AVP100 : Analog signal (4 to 20 mA DC) without travel transmission Main unit model number : -H KOSHA Flameproof Air pipes : 1/4 NPT Conduit connection : 1/2 NPT Weight : 1.7 Kg