burkert 0262常閉常開氣動(dòng)閥這種外部控制的直通閥經(jīng)由氣動(dòng)操作。它由一個(gè)隔膜驅(qū)動(dòng)裝置和一個(gè)二通閥套構(gòu)成。隔膜驅(qū)動(dòng)裝置能夠使主軸連同閥錐朝彈簧的方向運(yùn)動(dòng)，進(jìn)而接通閥門。主軸設(shè)計(jì)有雙層密封件，但沒(méi)有壓蓋。burkert 0262氣動(dòng)閥寶帝0262兩位兩通閥驅(qū)動(dòng)裝置外殼由環(huán)氧樹脂構(gòu)成。
burkert 0262常閉常開氣動(dòng)閥特點(diǎn)：
burkert 0262常閉常開氣動(dòng)閥技術(shù)參數(shù)：
Body material Brass, stainless steel
Inner part valve Stainless steel
Actuator Epoxy resin
Seal material NBR, FKM, PTFE/FKM, EPDM, PTFE/EPDM
Medium
NBR
FKM
EPDM
PTFE/EPDM
(PFTE seal with EPDM O-Ring)
PTFE/FKM
(PTFE seal with FKM O-Ring)
neutral medium
(e.g. compressed air, town gas, water, hydraulic oil)
per-solution, oxygen, hot air
oil and fat-free medium
burkert 0262常閉常開氣動(dòng)閥
e.g. hot water, alkaline washing and bleaching lyes
oil and fat-free medium, e.g. hot water and steam
hot oils, hydrocarbonated water, aromatics and steam
Viscosity max. 100 mm2/s
Medium temperature
NBR
FKM
EPDM
PTFE/EPDM
PTFE/FKM
-10 up to + 90 ºC
-10 up to +100 ºC
-10 up to +100 ºC
-10 up to +140 ºC
-10 up to +140 ºC
burkert 0262常閉常開氣動(dòng)閥
Control medium neutral gases and liquids, in particular air,
water, hydraulic liquids up to max. +90 ºC
Pilot pressure see diagram
Ambient temperature -10 up to +90 ºC
Installation As required, preferably with actuator upright
burkert 0262常閉常開氣動(dòng)閥訂貨號(hào)：
B
10 G 3/8 1.0 normal 0-10
EPDM 00026812
FKM 00027891
NBR 00026290
12 G 1/2 2.1 normal 0-10
EPDM 00027988
FKM 00026715
NBR 00026298
20 G 3/4 6.5 normal 0-1.5
EPDM 00028557
FKM 00027773
NBR 00027639
Stainless steel body
A
12 G 1/2 2.1 reinforced 0-6
EPDM 00028080
PTFE/FKM 00027557