4WRPEH6C3B40L-20/G24K0/A1M液壓比例閥

4WRPEH6C3B40L-20/G24K0/A1M液壓機械比例閥 德國***力士樂REXROTH比例閥 比例伺服閥 比例溢流閥 ***現(xiàn)貨 正確產(chǎn)品保證 我公司有經(jīng)驗代理博世力士樂（BOSCH-REXROTH）、阿托斯ATOS、派克Parker、迪普馬DUPLOMATIC、油研YUKEN;本特利bentley、貝加萊B&R、西門子、光洋KOYO，美國ASCO，美國PARKER派克 等系列進口產(chǎn)品  4WRPEH6C3B40L-20/G24K0/A1M液壓機械比例閥 特征 6通徑直動式伺服電磁閥，帶有控制活塞和陶套，具有伺服性能 單邊驅(qū)動，斷電時處于四位四通的故障一保險位置 控制電磁鐵帶有無源位置傳感器(Lvdt ACIAC) 適合用于轉(zhuǎn)向軸，鋼鐵工業(yè)和環(huán)境條件較差的系統(tǒng) 用于底板安裝，安裝面按ISO 4401-03-02-0-94底板按樣本RC 45053 (單獨訂貨) 接線插頭按DIN43 560-AM2,電磁鐵2P PE/M16x1.5.位置 傳感器3P/Pg7,包括在交貨范圍內(nèi)，見樣本RC 08 008 外部觸發(fā)器電子線路(單獨訂貨) 用于標準曲線*"L*的放大器0811405148和0811405123.見樣本RC 30 042 伺服控制閥 伺服控制閥輸入信號(電量、機械量)多為偏差信號(輸入信號與反饋信號的差值),閥的輸出量(壓力、流量)也按照其輸入量連續(xù)、成比例地進行控制的閥。這類閥的工作性能類似于比例控制閥,但具有較高的動態(tài)瞬應(yīng)和靜態(tài)性能,多用于要求較高的、響應(yīng)快的閉環(huán)液壓控制系統(tǒng)。 大型鋼廠現(xiàn)場采用的主要伺服閥如:伺服閥， 1、基本結(jié)構(gòu)： 主閥體（閥芯/閥套）、先導(dǎo)閥（伺服射流管）、電氣控制盒（放大版） 2、工作原理 伺服射流管先導(dǎo)級 射流管先導(dǎo)級主要由力矩馬達、射流管和接收器組成。 當(dāng)線圈中有電流通過時,產(chǎn)生的電磁力使射流管噴嘴偏離零位,管內(nèi)的大部分液流集中射向一側(cè)的接收器,而另一側(cè)接收 器所得到的流量減少,由此造成兩接收器的壓力變化。主閥閥芯因此壓差而產(chǎn)生位移。 先導(dǎo)級的泄漏油通過噴嘴環(huán)形區(qū)域處的排出通道直接回油箱。 多級閥的工作原理 多級閥中的功率級閥芯的位置閉環(huán)控制是由閥內(nèi)控制電路來實現(xiàn)的。對控制電路中的位移控制器輸入一個指令信號(與閥期望輸出的流量成正比),同時位移傳感器通過一激勵器測出功率級閥芯的實際位移(以與實際位移成正比的電壓形式出現(xiàn)),次位移信號被調(diào)解并反饋至位移控制器與指令信號相比較,得出的偏移信號驅(qū)動先導(dǎo)級并使功率級閥芯 產(chǎn)生位移,直至偏差信號為零。 由此得到功率級滑閥的位移與指令電信號成正比。 力士樂比例閥供應(yīng)型號 德國博世力士樂REXROTH比例閥 比例伺服閥 比例流量閥 上海韋米現(xiàn)貨特價供應(yīng) 0811403001  REXROTH比例閥4WRP10EA63S-1X/G24Z4/M 0811403017  REXROTH比例閥4WRBA10EA75-2X/G24K4/M-828 0811404034  REXROTH比例閥4WRPH6C3B12L-2X/G24Z4/M 0811404035  REXROTH比例閥4WRPH6C3B24L-2X/G24Z4/M 0811404037  REXROTH比例閥4WRPH6C4B12L-2X/G24Z4/M 0811404038  REXROTH比例閥4WRPH6C4B24L-2X/G24Z4/M 0811404043  REXROTH比例閥4WRPH6C3B25P-2X/G24Z4/M 0811404046  REXROTH比例閥4WRPH6C4B40P-2X/G24Z4/M 0811404059  REXROTH比例閥4WRPH10C3B100L-2X/G24Z4/M 0811404060  REXROTH比例閥4WRPH10C4B50L-2X/G24Z4/M 0811404061  REXROTH比例閥4WRPH10C4B100L-2X/G24Z4/M 0811404063  REXROTH比例閥4WRPH10C3B100P-2X/G24Z4/M 0811404079  REXROTH比例閥4WRPH10C5B100P-2X/G24Z4/M 0811404080  REXROTH比例閥4WRP10W63S-1X/G24Z4/M 0811404104  REXROTH比例閥4WRP6C3B02L-1X/G24Z4/M 0811404114  REXROTH比例閥4WRBA6E30-2X/G24N9Z4/M 0811404115  REXROTH比例閥4WRBA6E15-2X/G24N9Z4/M 0811404122  REXROTH比例閥4WRPH6C3B04L-1X/G24Z4/M 0811404123  REXROTH比例閥4WRBA6E07-2X/G24N9Z4/M 0811404140  REXROTH比例閥4WRPE6E18SJ-2X/G24K0/A1M 0811404141  REXROTH比例閥4WRPE6E32SJ-2X/G24K0/A1M 0811404147  REXROTH比例閥4WRPE6W32SJ-2X/G24K0/F1M 0811404150  REXROTH比例閥4WRBAE6E32J-2X/G24N9K31/A1M 0811404152  REXROTH比例閥4WRBAE6W32J-2X/G24N9K31/A1M 0811404183  REXROTH比例閥4WRL10W80S-3X/G24Z4/M 0811404188  REXROTH比例閥4WRL10W80S-3X/G24ETZ4/M 0811404207  REXROTH比例閥4WRL16V200M-3X/G24Z4/M 0811404209  REXROTH比例閥4WRL16WZ180S-3X/G24Z4/M 0811404213  REXROTH比例閥4WRL16W1Z180S-3X/G24Z4/M 0811404256  REXROTH比例閥4WRLE16X200M-3X/G24K0/A1M-811 0811404273  REXROTH比例閥4WRLE16W1-200M-3X/G24EK0/A1WX02M-779 0811404306  REXROTH比例閥4WRLE16E1Z180SJ-3X/G24K0/A1M 0811404307  REXROTH比例閥4WRLE16WZ180SJ-3X/G24K0/A1M 0811404330  REXROTH比例閥4WRLE16W3-180SJ-3X/G24EK0/A1WX02M-744 0811404351  REXROTH比例閥4WRPEH6C4B12L-2X/G24K0/F1M 0811404353  REXROTH比例閥4WRPEH6C4B40L-2X/G24K0/F1M 0811404354  REXROTH比例閥4WRPEH6C1B40L-2X/G24K0/F1M 0811404405  REXROTH比例閥4WRL25V370M-3X/G24Z4/M 0811404407  REXROTH比例閥4WRL25EZ350S-3X/G24Z4/M  XXXXXXXXXXXXX 0811404409  REXROTH比例閥4WRL25W1Z350S-3X/G24Z4/M 0811404430  REXROTH比例閥4WRLE25V370M-3X/G24K0/A1M 0811404439  REXROTH比例閥4WRLE25W1-370M-3X/G24EK0/A1M-769 0811404440  REXROTH比例閥4WRLE27W1-430M-3X/G24EK0/A1M-769 0811404457  REXROTH比例閥4WRLE25W1Z350SJ-3X/G24K0/A1M 0811404473  REXROTH比例閥4WRLE25W350SJ-3X/G24EK0/A1WX02M-756 0811404504  REXROTH比例閥4WRLE35W1100SJ-3X/G24K0/A1M 0811404537  REXROTH比例閥4WRPEH6C4B02L-2X/G24K0/F1M 0811404551  REXROTH比例閥4WRPE10Q5-50M-2X/G24K0/A1M-836 0811404572  REXROTH比例閥4WRLE27Q3-550P-3X/G24K0/A1M 0811404588  REXROTH比例閥4WRLE35R5-1100SJ-3X/G24EK0/A1M-868 0811404601  REXROTH比例閥4WRPEH6C3B12L-2X/G24K0/A1M 0811404602  REXROTH比例閥4WRPEH6C3B24L-2X/G24K0/A1M 0811404603  REXROTH比例閥4WRPEH6C3B40L-2X/G24K0/A1M 0811404611  REXROTH比例閥4WRPEH6C4B12L-2X/G24K0/A1M 0811404612  REXROTH比例閥4WRPEH6C4B24L-2X/G24K0/A1M 0811404613  REXROTH比例閥4WRPEH6C4B40L-2X/G24K0/A1M 0811404643  REXROTH比例閥4WRPEH6C3B25P-2X/G24K0/A1M 0811404644  REXROTH比例閥4WRPEH6C3B40P-2X/G24K0/A1M 0811404656  REXROTH比例閥4WRLE10X85M-3X/G24ETK0/A1M-812 0811404680  REXROTH比例閥4WRLE10Q3-85M-3X/G24ETK0/A1M 0811404701  REXROTH比例閥4WRLE10E1-80SJ-3X/G24K0/A1M 0811404703  REXROTH比例閥4WRLE10W1-80SJ-3X/G24K0/A1M 0811404711  REXROTH比例閥4WRLE10W4-80SJ-3X/G24K0/A1M 0811404720  REXROTH比例閥4WRREH6VB40L-1X/G24K0/B5M 0811404746  REXROTH比例閥4WRPEH6C5B40L-2X/G24K0/A1M 0811404749  REXROTH比例閥4WRPEH6C5B40L-2X/G24K0/F1M 0811404750  REXROTH比例閥4WRPE10EA80SJ-2X/G24K0/A1M 0811404766  REXROTH比例閥4WRPE10CB80L-2X/G24K0/F1M-810 0811404772  REXROTH比例閥4WRPE10W50SJ-2X/G24K0/A1M 0811404778  REXROTH比例閥4WRPE10W50SJ-2X/G24K0/F1M 0811404801  REXROTH比例閥4WRPEH10C3B100L-2X/G24K0/A1M 0811404802  REXROTH比例閥4WRPEH10C4B50L-2X/G24K0/A1M 0811404803  REXROTH比例閥4WRPEH10C4B100L-2X/G24K0/A1M 比例閥VT-NE30-2X的輸入壓力為零.即.;時,輸出腔的壓力通過比例閥皮圈凸筋間空酸從唇口泄去高壓,同時,當(dāng)比例閥芯所受的彈簧力大于向右的液壓力時,比例閥彈簧將比例閥芯推回原始位置,使比例閥芯與比例閥皮圈內(nèi)孔完全分離而完全泄壓.此時輸入輸出壓力為零.隨著輸入壓力.加大,即左加大,使比例滑閥單向力平衡遭破壞.當(dāng)<>&;6-時,比例閥芯左移與比例閥皮圈產(chǎn)生間隙形成節(jié)流并混合比倒閥常見的故障為:1,輸入輸出壓力同步.2,低壓時輔人輸出壓力同步,高壓時輸入輸出壓力正常.3,低壓時輸入輸出壓力正常,高壓時輸入輸出壓力不正常. 力士樂REXROTH裝配技術(shù) 一、力士樂REXROTH基本機械元件 ㈠、力士樂REXROTH支撐型材 1、REXROTH力士樂6mm鎖坑支撐型材，模塊化尺寸20mm ⑴、力士樂REXROTH支撐型材 20x20 3842992888 3842993230 3842993231 3842993494 3842993493 3842993495 3842993496 3842517***請點擊商鋪導(dǎo)航 聯(lián)系我們***94 3842548742 3842548743 ⑵、力士樂REXROTH支撐型材 20x20 1N 3842993421 3842536475 3842993690 3842548742 3842548743 ⑶、力士樂REXROTH支撐型材 20x20 2N 3842993422 3842536478 3842993691 3842548742 3842548743 ⑷、力士樂REXROTH支撐型材 20x20 2NVS 3842992924 3842519658 3842993692 3842548742 3842548743 ⑸、力士樂REXROTH支撐型材 20x20 3N 3842992889 3842517***請點擊商鋪導(dǎo)航 聯(lián)系我們***93 3842548742 3842548743 ⑹、力士樂REXROTH支撐型材 20x20 R 3842992890 3842517***請點擊商鋪導(dǎo)航 聯(lián)系我們***95 3842548826 3842548827 ⑺、力士樂REXROTH支撐型材 20x40 3842992891 3842993497 3842993499 3842993500 3842993498 3842993501 3842537816 3842993696 3842548742 3842548743 ⑻、力士樂REXROTH支撐型材 20x60 3842992992 3842537819 3842993698 3842548828 3842548829 ⑼、力士樂REXROTH支撐型材 20x40x40 3842992991 3842537818 3842993697 3842548742 3842548743 ⑽、力士樂REXROTH支撐型材 10x40 3842993077 3842526817 3842993683 3842548766 3842548767 2、REXROTH力士樂8mm鎖坑支撐型材，模塊化尺寸30mm ⑴、力士樂REXROTH支撐型材 30x30 3842990720 3842990721 3842990723 3842990724 3842992965 3842990722 3842990725 3842990726 3842509***請點擊商鋪導(dǎo)航 聯(lián)系我們***03 3842548744 3842548745 3842548774 3842548775 ⑵、力士樂REXROTH支撐型材 30x30 1N 3842992397 3842506948 3842993704 3842548744 3842548745 3842548774 3842548775 ⑶、力士樂REXROTH支撐型材 30x30 2N 3842992399 3842506950 3842993705 3842548744 3842548745 3842548774 3842548775 ⑷、力士樂REXROTH支撐型材 30x30 2NVS 3842992398 3842506949 3842993706 3842548744 3842548745 3842548774 3842548775 ⑸、力士樂REXROTH支撐型材 30x30 3N 3842992400 3842506951 3842993707 3842548744 3842548745 3842548774 3842548775 ⑹、力士樂REXROTH支撐型材 30x30? 3842993010 3842524031 3842993708 3842551009 3842551008 ⑺、力士樂REXROTH支撐型材 30x45? 3842993011 3842524034 3842993711 3842551011 3842551010 ⑻、力士樂REXROTH支撐型材 30x60? 3842993012 3842524037 3842993714 3842551013 3842551012 ⑼、力士樂REXROTH支撐型材 30x30 R 3842992896 3842517198 3842993709 3842548776 3842548777 ⑽、力士樂REXROTH支撐型材 30x60 3842992457 3842992458 3842992926 3842992459 3842992460 3842992463 3842992462 3842512603 3842993712 3842548744 3842548780 3842548745 3842548781 3842548774 3842548775 ⑾、力士樂REXROTH支撐型材 30x60 4N 3842993420 3842536472 3842993713 3842548744 3842548780 3842548745 3842548781 3842548774 3842548775 ⑿、力士樂REXROTH支撐型材 30x60x60 3842993016 3842524049 3842993715 3842548744 3842548745 ⒀、力士樂REXROTH支撐型材 30x90 3842541937 3842993762 3842548744 3842548745 3842548774 3842548775 ⒁、力士樂REXROTH支撐型材 30x120 3842541939 3842993763 3842548744 3842548780 3842548745 3842548781 3842548774 3842548775 ⒂、力士樂REXROTH支撐型材 30x45 3842992430 3842992431 3842511704 3842993710 3842548778 3842548779 ⒃、力士樂REXROTH支撐型材 60x60 8N 3842993033 3842535***請點擊商鋪導(dǎo)航 聯(lián)系我們***69 3842551046 3842551047 ⒄、力士樂REXROTH支撐型材 11x20 3842992476 3842513581 3842993688 3842551044 3842551045 ⒅、力士樂REXROTH支撐型材 15x120 3842993078 3842537821 3842993684 3842548768 3842548769 3、REXROTH力士樂10mm鎖坑支撐型材，模塊化尺寸40mm ⑴、力士樂REXROTH支撐型材 40x40L 3842993120 3842993121 3842993122 3842993123 3842993124 3842993125 3842993126 3842993129 3842529339 3842993724 3842548746 3842548747 3842548782 3842548783 ⑵、力士樂REXROTH支撐型材 40x40L 0N 3842540954 3842993760 3842548746 3842548747 3842548782 3842548783 ⑶、力士樂REXROTH支撐型材 40x40L 1N 3842993***請點擊商鋪導(dǎo)航 聯(lián)系我們***86 3842529361 3842993719 3842548746 3842548747 3842548782 3842548783 ⑷、力士樂REXROTH支撐型材 40x40L 2N 3842993***請點擊商鋪導(dǎo)航 聯(lián)系我們***88 3842529363 3842993720 3842548746 3842548747 3842548782 3842548783 ⑸、力士樂REXROTH支撐型材 40x40L 2NVS 3842993***請點擊商鋪導(dǎo)航 聯(lián)系我們***90 3842529365 3842993721 3842548746 3842548747 3842548782 3842548783 ⑹、力士樂REXROTH支撐型材 40x40L 3N 3842993191 3842993192 3842529367 3842993722 3842548746 3842548747 3842548782 3842548783 ⑺、力士樂REXROTH支撐型材 40x30? 3842993195 3842529371 3842993718 3842551015 3842551014 ⑻、力士樂REXROTH支撐型材 40x45? 3842993197 3842529373 3842993726 3842551017 3842551016 ⑼、力士樂REXROTH支撐型材 40x60? 3842993198 3842529375 3842993727 3842551018 3842551019 ⑽、力士樂REXROTH支撐型材 40x40L R 3842993***請點擊商鋪導(dǎo)航 聯(lián)系我們***59 3842993725 3842548784 3842548785 ⑾、力士樂REXROTH支撐型材 40x40 HR 3842993256 3842993257 3842529381 3842993723 3842548786 3842548787 ⑿、力士樂REXROTH支撐型材 40x80L 3842993***請點擊商鋪導(dǎo)航 聯(lián)系我們***31 3842993***請點擊商鋪導(dǎo)航 聯(lián)系我們***35 3842993***請點擊商鋪導(dǎo)航 聯(lián)系我們***37 3842993***請點擊商鋪導(dǎo)航 聯(lián)系我們***41 3842993728 3842548748 3842548749 3842548788 3842548789 ⒀、力士樂REXROTH支撐型材 40x80L 2N 3842555650 3842993768 3842548748 3842548749 3842548788 3842548789 ⒂、力士樂REXROTH支撐型材 40x80L 4N 3842993424 3842536484 3842993729 3842548748 3842548749 3842548788 3842548789 ⒃、力士樂REXROTH支撐型材 40x80L 2NVS 3842993767 3842555649 3842548748 3842548749 3842548788 3842548789 ⒄、力士樂REXROTH支撐型材 40x80L 3NVS 3842993654 3842538330 3842993753 3842548748 3842548749 3842548788 3842548789 ⒅、力士樂REXROTH支撐型材 40x80x80L 3842993193 3842537827 3842993730 3842548790 3842548791 ⒆、力士樂REXROTH支撐型材 40x120L 3842993***請點擊商鋪導(dǎo)航 聯(lián)系我們***40 3842993***請點擊商鋪導(dǎo)航 聯(lián)系我們***42 3842993225 3842537824 3842993716 3842548746 3842548747 3842548748 3842548749 ⒇、力士樂REXROTH支撐型材 40x160L 3842993***請點擊商鋪導(dǎo)航 聯(lián)系我們***44 3842993***請點擊商鋪導(dǎo)航 聯(lián)系我們***46 3842529345 3842993717 3842548748 3842548749 ⑴、力士樂REXROTH支撐型材 80x80L 3842993***請點擊商鋪導(dǎo)航 聯(lián)系我們***34 3842993***請點擊商鋪導(dǎo)航 聯(lián)系我們***48 3842993***請點擊商鋪導(dǎo)航 聯(lián)系我們***50 3842993***請點擊商鋪導(dǎo)航 聯(lián)系我們***47 3842993674 3842548750 3842548751 ⑵、力士樂REXROTH支撐型材 80x80L 4N 3842555651 3842993769 3842548750 3842548751 ⑶、力士樂REXROTH支撐型材 80x80L 4NVS 3842993658 3842538334 3842993758 3842548750 3842548751 ⑷、力士樂REXROTH支撐型材 80x80L 6N 3842993423 3842536481 3842993675 3842548750 3842548751 ⑸、力士樂REXROTH支撐型材 40x120x120L 3842993653 3842538287 3842993757 3842548746 3842548748 3842548747 3842548749 ⑹、力士樂REXROTH支撐型材 80x120L 3842993201 3842993202 3842993203 3842993204 3842993229 3842537828 3842993672 3842548792 3842548793 ⑺、力士樂REXROTH支撐型材 80x160L 3842993127 3842993128 3842993***請點擊商鋪導(dǎo)航 聯(lián)系我們***53 3842993***請點擊商鋪導(dǎo)航 聯(lián)系我們***55 3842993226 3842529349 3842993673 3842548750 3842548751 4、REXROTH力士樂10mm鎖坑支撐型材，模塊化尺寸45mm ⑴、力士樂REXROTH支撐型材 45x45L 3842992425 3842992426 3842992427 3842992960 3842992967 3842992953 3842992954 3842992956 3842553611 3842993737 3842548752 3842548753 3842548796 3842548797 ⑵、力士樂REXROTH支撐型材 45x45L 0N 3842540955 3842993761 3842548752 3842548753 3842548796 3842548797 ⑶、力士樂REXROTH支撐型材 45x45L 1N 3842992401 3842506956 3842993738 3842548752 3842548753 3842548796 3842548797 ⑷、力士樂REXROTH支撐型材 45x45L 2N 3842992403 3842506958 3842993739 3842548752 3842548753 3842548796 3842548797 ⑸、力士樂REXROTH支撐型材 45x45L 2NVS 3842992402 3842506957 3842993740 3842548752 3842548753 3842548796 3842548797 ⑹、力士樂REXROTH支撐型材 45x45L 3N 3842992404 3842506959 3842993741 3842548752 3842548753 3842548796 3842548797 ⑺、力士樂REXROTH支撐型材 45x30? 3842993013 3842524040 3842993733 3842551021 3842551020 ⑻、力士樂REXROTH支撐型材 45x45? 3842993014 3842524043 3842993735 3842551023 3842551022 ⑼、力士樂REXROTH支撐型材 45x60? 3842993015 3842524046 3842993744 3842551025 3842551024 ⑽、力士樂REXROTH支撐型材 45x45L R 3842992897 3842517200 3842993742 3842548800 3842548801 ⑾、力士樂REXROTH支撐型材 45x45 HR 3842992945 3842993001 3842992999 3842525505 3842993736 3842548798 3842548799 ⑿、力士樂REXROTH支撐型材 45x45 3842990520 3842990517 3842990518 3842990519 3842990640 3842990521 3842990642 3842992969 3842990648 3842990644 3842990646 3842553614 3842993734 3842548752 3842548753 3842548796 3842548797 ⒀、力士樂REXROTH支撐型材 45x60 3842990570 3842990571 3842990572 3842990575 3842990573 3842992376 3842990688 3842990672 3842990674 3842992375 3842990690 3842990670 3842993085 3842990584 384250規(guī)格4 3842993743 3842548754 3842548755 3842548802 3842548803 ⒁、力士樂REXROTH支撐型材 45x90SL 3842993450 3842537102 3842993759 3842548756 3842548757 3842548804 3842548805 ⒂、力士樂REXROTH支撐型材 45x90L 3842992432 3842992453 3842992433 3842992437 3842992436 3842992452 3842992435 3842993084 3842553612 3842993662 3842548756 3842548757 3842548804 3842548805 ⒃、力士樂REXROTH支撐型材 45x90L 2N 3842993644 3842538299 3842993751 3842548756 3842548757 3842548804 3842548805 ⒄、力士樂REXROTH支撐型材 45x90L 2NVS 3842555652 3842993770 3842548756 3842548757 3842548804 3842548805 ⒅、力士樂REXROTH支撐型材 45x90L 3NVS 3842993635 3842538298 3842993752 3842548756 3842548757 3842548804 3842548805 ⒆、力士樂REXROTH45 x 90 支撐型材 3842990300 3842990301 3842990302 3842990323 3842990305 3842990303 3842990304 3842990325 3842990307 3842990329 3842990313 3842990311 3842990331 3842990309 3842553615 3842993661 3842548756 3842548757 3842548804 3842548805 ⒇、力士樂REXROTH支撐型材 45x***請點擊商鋪導(dǎo)航 聯(lián)系我們***35 3842990336 3842990339 3842990342 3842990344 3842553616 3842993731 3842548794 3842548795 ⑴、力士樂REXROTH支撐型材 45x270 3842992927 3842992928 3842520025 3842993732 3842548756 3842548757 ⑵、力士樂REXROTH支撐型材 45x90x90L 3842992387 3842992388 3842537823 3842993682 3842548806 3842548807 ⑶、力士樂REXROTH支撐型材 45x90x90L 4N 3842547827 3842548806 3842548807 3842993764 ⑷、力士樂REXROTH支撐型材 90x90SL 3842993449 3842537100 3842993681 3842548758 3842548759 ⑸、力士樂REXROTH支撐型材 90x90L   調(diào)節(jié)閥又名控制閥，在工業(yè)自動化過程控制領(lǐng)域中，通過接受調(diào)節(jié)控制單元輸出的控制信號，借助動力操作去改變介質(zhì)流量、壓力、溫度、液位等工藝參數(shù)的終控制元件。一般由執(zhí)行機構(gòu)和閥門組成。如果按行程特點，調(diào)節(jié)閥可分為直行程和角行程；按其所配執(zhí)行機構(gòu)使用的動力，可以分為氣動調(diào)節(jié)閥、電動調(diào)節(jié)閥、液動調(diào)節(jié)閥三種；按其功能和特性分為線性特性，等百分比特性及拋物線特性三種。調(diào)節(jié)閥適用于空氣、水、蒸汽、各種腐蝕性介質(zhì)、泥漿、油品等介質(zhì)。英文名：cool valve，位號通常FV開頭。調(diào)節(jié)閥常用分類：氣動調(diào)節(jié)閥，電動調(diào)節(jié)閥，液動調(diào)節(jié)閥，自力式調(diào)節(jié)閥。