- 產(chǎn)品描述
burkert 2875電磁閥閥特點(diǎn),詳細(xì)內(nèi)容:http://www.chem17.com/st341948/product_26012353.html
Excellent range (1:200)
• Very good response
• Compact valve design
• Orifice sizes 2 ... 8 mm
• Port connection 3/8” and 1/2”
burkert00239088電磁閥可以根據(jù)模擬信號(電流或者電壓信號)的大小來調(diào)節(jié)流量大小??刂破鱞urkert 8605是跟比例閥配套使用的,是將電流或者電壓信號轉(zhuǎn)換成PWM,信號。
burkert00239088電磁閥水流量計(jì)算:
Pressure drop kv value forliquids[m³/h]
kv value forgases[m³/h]Subcritical
Supercriticalp2 > 2p1p2 < 2p1= Qρ1000 Δp= Qρ1000 Δp= Q514N ρN T1p2 Δp= QN ρN
burkert00239088回路功能:
Valve control takes place through a PWM signal 1). The duty cycle of the PWM signal determines the coil current and hence the position of the plunger. Optionally the valve can also be driven with DC voltage.
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