描述
每一块I/O板都接在I/O总线上。为了信号的安全和完整,信号在进入I/O板以前信号要进行整修,如上下限的检查、温度补偿、滤波,这些工作可以在端子板完成,也可以分开完成,完成信号整修的板现在有人称它们为信号调理板。
NASH LIQUID RING VACUUM PUMP SIZE SC6/7 USED
All (Three) PreVac Rotary Vacuum Pumps for sale
SIHI VACUUM PUMP LEMA 40AZ831.OE.0 LOHY-2404
Used- Busch Single Stage Cobra Dry Screw Vacuum Pump, M
Leybold EcoDry L Dry Vacuum Pump, Tested Good
TorrVac SVL-202AC Stainless Steel Vacuum Gate Valve
Masport HXL400W Rotary Vane Vacuum Pump.