pm3/val/lv250(FDY250/50)液控單向閥|marco德國瑪珂系統分析與開發有限公司比差0.001~99.9百分之DX=±（X×1百分之+Y×1百分之±0.02百分之）0.001角差0.01~999.9‘DY=±（X×1百分之+Y×1百分之±0.5分）0.01PT二次導納1.00~99.9mS±1百分之±0.02mS0.01CT二次阻抗0.1~50Ω1百分之+2個字0.01

marco德國瑪珂系統分析與開發有限公司主要經營煤礦用液壓支架電液控配件包括：液壓支架電液控制裝置控制器、**閥，礦用本安型壓力傳感器、雙向鎖，液控單向閥、電液控換向閥、礦用本安型信號轉換器、礦用本安型云臺攝像儀、換向閥、礦用本安型雙向隔離耦合器、礦用隔爆兼本質**型直流穩壓電源、平面截止閥、球形截止閥、錐面截止閥、交替單向閥、雙向鎖、位移傳感器、礦用本安型電磁先導閥、礦用傾角傳感器、礦用本安型中繼器等D-85221電磁先導閥電磁閥pm32/sg/.支架控制器pm32/wm/.紅外線發射器/接收傳感器conm/adp/.信號驅動器pm3/val/evv/.電磁先導閥sns/dmd/.壓力傳感器ntz/d/2×1.5礦用隔爆兼本質**型電源箱pm3/pa/tpu總線提升器sns/rs/.行程傳感器pm3/ack網絡終端器pm3/pa/11隔離耦合器mcv/16電磁閥驅動器mcv/8/.電磁閥驅動器pm3/val/lv500*液控單向閥pm3/val/poc/1×(10-13)*液控單向閥pm3/val/mb(4-18)電液控換向閥Φ150(PM3/hyd/SWZ)液壓支架千斤頂pm3/val/poc/2×(10-13)*雙向鎖hyd/kh/*(19-25)#球形截止閥pm3/val/mb(4-20)電液控換向閥pm3/val/lv250*液控單向閥pm3/val/poc/at(12-20)*液控單向閥pm3/val/ic/*25#單向閥pm3/val/y/(a-c)(a-b)***閥pm3/val/ic/*32#單向閥hyd/kh/*(10-13)#球形截止閥pm3/val/or(10-13)*交替閥ps/ks/b振動傳感器sns/inc/.傾角傳感器sns/erd接地傳感器pm3/val/y/a340a**閥pm3/val/y/a350a**閥pm3/val/y/b350a**閥pm3/val/y/b440a**閥pm3/val/y/a380a**閥pm3/val/y/ba470d**閥pm3/val/y/cb520d**閥pm3/val/y/cb500d**閥pm3/val/evv/.電磁先導閥mcv/8/k電磁閥驅動器pm3/val/mb14電磁換向閥組conm/4ate*x電磁閥適配器sns/inc/du傾角傳感器FDD80/31.5(pm3/val/poc/1×10sa)單向鎖FDH250/10(pm3/val/ic/dn**)回液斷路閥FDD80/31.5(pm3/val/poc/1×10sa)單向鎖FDH250/10(pm3/val/ic/dn***)回液斷路閥FDJ40/31.5(pm3/val/or10a)交替單向閥pm32/rc/a遙控器pm32/ze/dxm礦用隔爆兼本質**型數據采集器pm32/pa/ae隔離耦合器pm32/sg/age支架控制器pm32/ack/ae網絡終端ntz/d/2×c2.4礦用隔爆兼本安型直流穩壓電源pm32/vc/e*礦用高清網絡攝像儀pm3/val/poc/a20a(FDY160/50)液控單向閥pm3/val/poc/2×10sa(FDS40/50)雙向鎖pm3/val/poc/2×10fsd(FDS40/50)雙向鎖conm/adp/.信號驅動器mcv/16電磁閥驅動器mcv/8/.電磁閥驅動器ntz/d/2×1.5礦用隔爆兼本質**型電源箱pm3/ack網絡終端器pm3/pa/11隔離耦合器pm3/val/evv/.電磁先導閥pm32支架電液控制系統pm32/sg/.支架控制器pm32/wm/.紅外線發射/接收傳感器ps/ks/b振動傳感器sns/dmd/.壓力傳感器sns/erd接地傳感器sns/inc/.傾角傳感器sns/rs/.行程傳感器ntz/d/k1×1.5礦用隔爆兼本質**型電源箱pm32/ze/dx礦用隔爆兼本質**型數據轉換器pm32/sg/kb/c礦用本質**型鍵盤pm32/ze礦用隔爆兼本質**型計算機conm/4c鋼絲編織橡膠護套連接器FHDA160/31.5(pm3/val/mbh*)電液控換向閥pm3/val/mbh*(FHD160/31.5，FHD400/31.5)電液控換向閥sns/ls/a液體深度測量器pm32/vt/本安型電磁驅動器sns/fts/a30流量傳感器sns/mfs/e刨煤機磁場傳感器sns/mfs/cl鏈輪磁場傳感器pm32/sub/al輔助控制器pm3/val/lv400d(FDY250/50)液控單向閥pm3/val/lv250(FDY250/50)液控單向閥pm3/val/poc/2×(10-13)*(FDS80/31.5)雙向鎖hyd/kh/(10-13)(FJQ80/31.5)球形截止閥pm3/val/ic/dn32(FD250/10)單向閥pm3/val/or(10-13)(FDJ63/31.5)交替單向閥FDJ40/31.5(pm3/val/or10a)交替單向閥pm3/val/fist/m*礦用過濾站反沖洗控制裝置sns/shs/id...dis礦用本安型采高傳感器