MOD13/1X071-059 

　　从定时和计数控制上看，电器控制系统采用时间继电器的延时动作进行时间控制，时间继电器的延时时间易受环境温度和温度变化的影响，定时精度不高。而PLC采用半导体集成电路作定时器，时钟脉冲由晶体振荡器产生，精度高，定时范围宽，用户可根据需要在程序中设定定时值，修改方便，不受环境的影响，且PLC具有计数功能，而电器控制系统一般不具备计数功能。

　　(2) LAPP USA CONNECTORS H-BE10.1920 HBE101920

　　(2) LEGRAND / PASS & SEYMOUR 3 WAY SWITCHES 2623-LA 2623LA

　　(2) LEGRAND / PASS & SEYMOUR TURNLOK PLUGS L515-P L515P

　　(2) LEVITON LOCKING PLUGS 2311 20 AMP 125 VOLT

　　(2) LITTELFUSE FUSE BLOCKS LR60030-2CR LR600302CR 600 VOLT 30 AMP

　　(2) LITTELFUSE FUSEHOLDERS / FUSEBLOCKS L60030C-2SQ L60030C2SQ 600 V 30 A

　　(2) MAC VALVES INC SOLENOID VALVES 911A-PM-501BA 911APM501BA 25-150 PSI

　　(2) MARTIN SPROCKETS 40B15 15 TEETH

　　(2) MISUMI CORP FLANGE TYPE LINEAR BUSHINGS LFHSM8

　　(2) MISUMI CORP FLANGE TYPE LINEAR BUSHINGS LHFR16

　　(2) MISUMI LINEAR BUSHINGS LHSS8

　　(2) MISUMI LINEAR BUSHINGS LHSS8

　　(2) MSS LINEAR SYSTEMS SLIDE BUSHES LSC25-UU LSC25UU

　　(2) NIPPON LINEAR SYSTEM OPEN TYPE SLIDE UNITS SME10GUU

　　(2) NORGREN PNEUMATIC CYLINDERS RLD00J-DAN-AA00 986109.10 250 MAX PSI

　　(2) NUMATICS PNEUMATIC CYLINDERS M12450

　　(2) PACIFIC BEARING LINEAR BEARINGS FLAC16

　　(2) PACIFIC BEARING LINEAR OPEN BUSHINGS FLN24

　　(2) PARKER SWITCHES SWH-2PC SWH2PC

　　(2) PECO ELECTRO MAGNETIC ROLLERS B3440D

　　(2) PECO ELECTRO MAGNETIC ROLLERS B3440D

　　(2) PENN-UNION TERMINAL BLOCKS 6004-SCS 6004SCS 75 AMP 600 VOLT

　　(2) PEPPERL + FUCHS CONNECTORS RSC-4/7 091398

　　(2) PEPPERL + FUCHS PG11 CORD GRIPS 094594

　　(2) PILZ RELAYS HPPS-110 HPPS110 COIL 110 VOLT 50/60 HZ

　　(2) PILZ RELAYS HPPS-110 HPPS110 COIL 110 VOLT 50/60 HZ

　　(2) POTTER & BRUMFIELD RELAYS KA14AG 24 VAC 50/60 HZ

　　(2) PROCESS MEASUREMENT COMPANY CURRENT TRANSFORMER 7SFT-401 7SFT401

　　(2) RIBBONS 2M-03K-0010 2M03K0010 TRCY

　　(2) SCHROEDER FILTERS K25

　　(2) SEALED ADI NEEDLE VALVES 03-02-09 030209

　　(2) SEALED ALLEN-BRADLEY 3 POS SELECTOR SWITCHES 800FM-LSM34 800FMLSM34

　　(2) SEALED AMPHENOL CONNECTORS 3101A-14S 3101A14S

　　(2) SEALED AMPHENOL CONNECTORS 3101A-14S 3101A14S

　　(2) SEALED BRAD HARRISON / DANIEL WOODHEAD MINI-CHANGE RECEPTACLES 40910N

　　(2) SEALED BRAD HARRISON / DANIEL WOODHEAD RECEPTACLES 1R3004A20A1202

　　(2) SEALED GARDNER DENVER PLUGS 86N142

　　(2) SEALED HONEYWELL CONNECTORS FF-SB1090 FFSB1090 REC-S PLUG FEMALE

　　(2) SEALED LANDIS & STAEFA TEC TEMPERATURE SENSOR 536-811 536811

　　(2) SEALED NORGREN VALVES T55C2800

　　(2) SEALED NUMATICS VALVES 92216

　　(2) SEALED PEPPERL + FUCHS CONNECTORS V15S-TEE-V15 V15STEEV15 189351

　　(2) SEALED PHD SEAL REPAIR KITS 54382-1 543821

　　(2) SEALED PHD SEAL REPAIR KITS 54387-1 543871

　　(2) SEALED RESEARCH PRODUCTS CORP CURRENT SENSING RELAYS MODEL 50 24 VAC

　　(2) SEALED RESEARCH PRODUCTS CORP CURRENT SENSING RELAYS MODEL 50 24 VAC

　　(2) SEALED SEALMASTER FEMALE ROD ENDS CFF7N 7/16"

　　(2) SEALED SIEMENS OIL TIGHT MUSHROOM HEADS 52RB3D4

　　(2) SEALED SMC VALVES SYJA7120-01F SYJA712001F 0.15 ~ 0.7 MPA

　　(2) SEALED SWAGELOK SS QUICK CONNECTS SS-QC4-D-2PMK4C SSQC4D2PMK4C Q49665

　　(2) SEALED SWAGELOK SS QUICK CONNECTS SS-QC4-D-2PMK4C SSQC4D2PMK4C Q49665

　　(2) SEALED SWAGELOK SS QUICK CONNECTS SS-QC4-D-4PMK1C SSQC4D4PMK1C Q55397

　　(2) SEALED TURCK CORDSETS WSCWKC572-3M WSCWKC5723M U2532-1 5 PIN

　　(2) SEALED TYCO / AGASTAT LOCKING STRAP KITS ECRO133001 CRO133

　　(2) SENSO LOAD BUTTONS EE1404 AA243

　　(2) SIEMENS CONTACT BLOCKS 3RV1901-1A 3RV19011A

　　(2) SIEMENS MANUAL STARTERS MSF11T11

　　(2) SIEMENS OVERLOAD HEATER ELEMENTS SFH26

　　(2) SIEMENS OVERLOAD RELAY THERMAL HEATER ELEMENTS SFH37

　　(2) SIEMENS OVERLOAD RELAY THERMAL HEATER ELEMENTS SFH47

　　(2) SIEMENS OVERLOAD RELAY THERMAL HEATER ELEMENTS SMFH30

　　(2) SIEMENS OVERLOAD RELAY THERMAL HEATER ELEMENTS SMFH32

　　(2) SIEMENS OVERLOAD RELAY THERMAL HEATING UNITS SFH22

　　(2) SIEMENS OVERLOAD RELAY THERMAL HEATING UNITS SFH32

　　(2) SIEMENS OVERLOAD RELAY THERMAL HEATING UNITS SFH33

　　(2) SIEMENS OVERLOAD RELAY THERMAL HEATING UNITS SMFH16

　　(2) SIEMENS PUSHBUTTON 3SB3602-0AA11 3SB36020AA11

　　(2) SIEMENS PUSHBUTTONS 3SB3602-0AA61 3SB36020AA61

　　(2) SKF BALL BEARINGS 6203-2ZNRJEM 62032ZNRJEM

　　(2) SMC AUTO SWITCH D-F5P

　　(2) SMC SUBPLATES SPF0281-03-D SPF028103D

　　(2) SQUARE D CIRCUIT BREAKERS / PROTECTORS 9080-GCB-15 9080GCB15 SERIES C

　　(2) SQUARE D CIRCUIT BREAKERS 60158 2POLE 6AMP 240VAC TRIP CURVE D

　　(2) SQUARE D COMPRESSION LUGS VCEL-050-H1 VCEL050H1