的供电电源,除了引进设备时同时引进PLC应根据产品说明书要求设计和选用外,一般PLC的供电电源应设计选用220VAC电源,与国内电网电压一致。重要的应用场合,应采用不间断电源或稳压电源供电。如果PLC本身带有可使用电源时,应核对提供的电流是否满足应用要求,否则应设计外接供电电源。为防止外部高压电源因误操作而引入PLC,对输入和输出信号的隔离是必要的,有时也可采用简单的二极管或熔丝管隔离。
中岁颇好道,晚家南山陲。
兴来每*往,胜事空自知。
行到水穷处,坐看云起时。
偶然值林叟,谈笑无还期。
250-1BS00 SSI modules
253-1BA00 FM 253 Positioning Module FM253
253-1CA01 Fieldbus slave modules without I/Os
253-1CA30 Fieldbus slave modules without I/Os
253-1DN00 Fieldbus slave modules without I/Os
253-1DP00 IM 253DP - Profibus-DP Slave IM 253DP, VIPA 253-1DP00
253-1DP01 IM 253DP - Profibus-DP Slave IM253DP
253-1DP11 IM 253DPO - Profibus-DP Slave IM 253DPO
253-1DP31 IM 253DP - Profibus-DP Slave ECO IM 253DP
253-1IB00 Fieldbus slave modules without I/Os
253-1NE00 IM 253NET Fieldbus Slave IM 253NET
253-2DP20 Profibus DP Slave Module IM 253DP IM 253DP
254-1BA00 FM 254 Positioning Module FM254
260-1AA00 Row interface connection
260-1XY05 Cables
260-1XY10 Cables
260-1XY20 Cables
260-1XY25 Cables
261-1CA00 Row interface connection
290-0AA10 Bus connectors
290-0AA20 Bus connectors
290-0AA40 Bus connectors
290-0AA80 Bus connectors
290-1AF30 35 mm DIN profile rail
292-1AF00 Front connector
292-1AH00 Front connector
292-1XY00 Labelling
292-1XY10 Labelling
292-1XY20 Labelling
306-1LE00 IM 306 DP Slave IM 306 DP slave - 115U ZG/EG IM
306-1UE00 S5 components IM 306 DP slave - 135U/155U ZG/EG IM
306-1UZ00 S5 components IM 306 DP slave - 135U/155U ZG CPU
307-1BA00 Power supplies PS 307 - Power supply
307-1EA00 Power supplies PS 307 - Power supply
307-1FB70 Power supplies PS 307S - Power supply - SPEED bus
307-1KA00 Power supplies PS 307 - Power supply
312-5BE13 CPUs STEP7 programmable class C CPU 312SC - SPEED7 technology
313-5BF03 CPU 313SC Module 313SC
313-5BF13 CPUs STEP7 programmable class C CPU 313SC - SPEED7 technology
313-6CF13 CPUs STEP7 programmable class C CPU 313SC/DPM - SPEED7 technology
314-1SL01 CPU 314 Module VIPA 314-1SL01 2
314-2AG12 CPUs STEP7 programmable standard CPU 314SB/DPM - SPEED7 technology
314-2AG13 CPUs STEP7 programmable standard CPU 314SB/DPM - SPEED7 technology
314-2BG03 CPUs STEP7 programmable standard CPU 314SE/DPS - SPEED7 technology
314-3SL01 CPU 314 Net Module 314-3SL01
314-6CF02 CPUs STEP7 programmable class C CPU 314ST/DPM - SPEED7 technology
314-6CF03 CPUs STEP7 programmable class C
314-6CG13 CPUs STEP7 programmable class C CPU 314SC/DPM - SPEED7 technology
315-2AG12 CPU 315SB/DPM Processor Module CPU 315SB/DPM
315-2AG13 CPUs STEP7 programmable standard CPU 315SB/DPM - SPEED7 technology
315-4EC12 CPUs STEP7 programmable ETHERCAT
315-4EC32 CPUs STEP7 programmable ETHERCAT
315-4NE12 CPU 315SN/NET Processor Module CPU 315SN/NET
315-4NE13 CPUs STEP7 programmable Net-CPUs CPU 315SN/NET - SPEED7 technology
315-4PN12 CPUs STEP7 programmable PROFINET CPU 315SN/NET - SPEED7 technology
315-4PN33 CPUs STEP7 programmable PROFINET CPU 315SN/NET - SPEED7 technology
317-2AJ12 Processor Module CPU 317SE/DPM CPU 317SE/DPM - SPEED7 technology 2
317-2AJ13 CPUs STEP7 programmable standard CPU