电源线与信号线必须分开,不能用同一根电缆,防止干扰;2、屏蔽层不得两头均接地,否则会形成电差电缆不应有中间接头;4.220v电源与24v电源要分开走;5.电源接地与信号接地(PLC)接地必须分开;6、流量计量一定要考虑补偿问题等等…......
71.仪表阀门的拆检,一定要工艺处理完毕并确认之后进行,否则后果自负SQUARE D 9012 GCW-1 INDUSTRIAL PRESSURE SWITCH, 20-1000
NUMATICS, L22BB552B000061?, L2 VALVE, 1/4" NPT, 145 PSIG
SICK LCU-AMNC RS POWER SUPPLY, NIB
URUYU ?? 3/8" DRIVE ANGLED PNEUMATIC NUT RUNNER

EMHART PRG 510 PNEUMATIC BLIND POP RIVETER
AERO 5200 PNEUMATIC POP RIVETER
STANLEY F30L65TA-20 ?" CROWSFOOT OPEN END PNEUMATIC RAT
STANLEY F30L132TA-20 ?" CROWSFOOT OPEN END PNEUMATIC RA
STANLEY F30L74TA-15 5/8" CROWSFOOT OPEN END PNEUMATIC R
STANLEY F30L65TA-15 ?" CROWSFOOT OPEN END PNEUMATIC RAT
STANLEY F30L8TA-4 ?" CROWSFOOT CLOSED END PNEUMATIC RAT
STANLEY F32L8CT-7 ?" CROWSFOOT CLOSED END PNEUMATIC RAT
STANLEY F30L132TA-38 5/8" CROWSFOOT CLOSED END PNEUMATI