描述
PLC控制系统的输入电路设计。PLC供电电源一般为AC85—240V，适应电源范围较宽，但为了抗干扰，应加装电源净化元件（如电源滤波器、1:1隔离变压器等）;隔离变压器也可以采用双隔离技术，即变压器的初、次级线圈屏蔽层与初级电气中性点接大地，次级线圈屏蔽层接PLC输入电路的地，以减小高低频脉冲干扰。
Reliance 20 hp P25G5572C-G1-J2 Motor (MOT1999)
RELIANCE ELECTRIC GV3000 DRIVE 10V4140 460v 10HP VFD
One-day shipping available
RELIANCE ELECTRIC 418227-1A “NIB” 4182271A 74V DC COIL
RELIANCE ELECTRIC 0-51847-3 VLDD CARD
Reliance 0-52838
RELIANCE ELECTRIC 64418-WA USPP 64418WA
RELIANCE ELECTRIC 107075-012R USPP 107075012R
Reliance Electric Company 0-48652 Calibrator 048652
One-day shipping available
RELIANCE ELECTRIC DC MOTOR DRIVE 85014-29RA 0-51486-15A
RELIANCE ELECTROCRAFT SERVO CONTROLLER MMI PN 9078-0120
Reliance Electric 57C421A/57C-421A / 57C421
One-day shipping available
2 NEW RELIANCE ELECTRIC OLVC MAXPAK PC CARD 0-52808-2
