Description
PLC的输出位来控制，它们的线圈在PLC的输出端。按钮、操作开关和行程开关、接近开关等提供PLC的数字量输入信号继电器电路图中的中间继电器和时间继电器的功能用PLC内部的存储器位和定时器来完成，它们与PLC的输入位、输
D12-IR Digital Toxic Gas Transmitter for CO2-H NEW
D12-IR Digital Toxic Gas Transmitter Sensor 8121 HC NEW
Denley WellWash 4 MicroPlate Washer with vacuum Pump
Aaxeon 16-Slot Media Converter Rack + (16) Adapters New
Baldor 7.5 HP VM7073T Explosion Proof Motor 230/460 New
08-09 Evinrude Johnson 60-65 HP EMM 586970 0586970 New
