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养成良好的编程习惯
每个人编程都会有不同的习惯和特点,不能强求一致。但是一些好的习惯还是应该为大多数人所遵循。一是理顺逻辑关系、时序关系,编制程序框图;二是合理分配主程序、子程序和中断程序;三是合理分配寄存器,编制寄存器符号表。 PLC的很多操作都是直接针对寄存器的,如果在程序中出现不合理的寄存器地址重叠,可能会造成程序错误。编制寄存器符号表不仅可以避免上述问题,而且可以使程序具备更好的可读性。PLC提供了丰富的指令、模块,初学者编程时应尽量先使用简单的指令达到目的,这对你理解那些较为复杂的指令会有帮助,具备了一定经验后,应该考虑掌握复杂指令的应用,以及程序的优化。
Bussmann CHM1D FuseHolder 1 Pole Rated
Altech C12 HACR Type
Altech C4 HACR Type
Allen-Bradley 700-HB33Z24 with 700-HN154
Allen-Bradley 1492-CB1 G050 5A 1
Allen-Bradley X-402028
Siemens Simatic PM-E6ES7 138-4CA01-0AA0
Diamond Chain C-4233CL-08-P
Siemens 3RH1911-1FA40
Siemens 3RH1911-1GA04
Siemens 3RH1911-1MA11
Allen-Bradley 1492-CB1-G050
Allen-Bradley 1492-CB1-G200
Telemecanique GV2 G254
Siemens 3RH1921-1EA02
Allen-Bradley 1734-RTB
Merlin Gerin C60N C61 Pole 6A 230400V
GE P9MPNGE Non-Illuminated
Siemens Simatic S7 PC-GF20 720 2001-01
AEG Elfa E81+N B6 6A2P
Magnecraft A314XBX48PL
Federal Mogul National Oil Seals 240319
Allen-Bradley 700-HC14A1-1-4 with 700-HN103
Omron MY4 Relay Coil24VDC
Allen Bradley W27
Allen-Bradley 700-HA32A1
Potter & Brumfield KAP-14AG-24
SS Fisher 6" Scoopulas
Allen-Bradley 700-P400A1 Ser A
Allen-Bradley 700-P800A1 Ser B
Allen-Bradley 700-P800A1 AC
Daido DID 41 OJ Roller
Daito MP032 0.32A
Allen-Bradley 800T-ASer T 800T-XA
Siemens 3RH1921-1EA11
Allen-Bradley 1746-N2
Allen-Bradley 1492-FB1C30-L
IDEC Izumi PFJ-EB1U
Siemens Simatic S5 6ES5 700-8MA11
Allen Bradley 700-HA32A1
SIEMENS 3VU1300-1MF00
Allen Bradley 700-HA32A Coil 120VAC
Federal Mogul National Oil Seals 470954
Bullard Face ShieldDielectric Bracket 300B
Square D CC143.0
IDEC RR3PA-U Relay Coil 24VDC with SRP3-05
ALLEN-BRADLEY 700-HC14Z24-4
Potter & Brumfield Relay KHAU-17A11-120
Allen-Bradley 700-N400A1
Allen-Bradley 193-BSB16
Telemecanique LA1 DN40
Active MJ10005 NPN
Allen-Bradley 700-HA32A1 with SR2P-06
Sanitary SS Tri Clamp Range 12"-34"
Potter & Brumfield KRPA-14AN-120
Daido DID 50 RL
Daito PL475L 0.32A Fuse 83.12 7.5A 125
Allen-Bradley 800T-ASer T 800T-XD1
Moeller DILM12-XSPV130
Moeller DILM12-XSPV240
Siemens 3RT1916-1EH00
ALLEN BRADLEY ConTROL RELAY 700DC-P800Z24
Allen Bradley 700-N200A1 AC
AEG Elfa E81 C6 6A 1P
AEG Elfa E82S C10 10A 2P
Omron MY2N Relay Coil 24VDC
Daido DID A2040 OJ
Allen-Bradley 800H-W031
SKF CR Chicago Rawhide Oil CR 401000
Allen Bradley AC Relay 700-P400A1
Daido ASA A-2060 1-12" Pitch 12"
Daido A2050 Roller
Telemecanique ZBE102 Contact
FUJI Electic CP31D Circuit Breaker 5A 1 Pole 250VAC
Siemens 3RH1921-1CA01
Siemens 5SX21 C6 1 Pole 6A 230400V
SET OF 4 Kiwi F036999
Siemens 3RH1921-1CA10
SKF CR Chicago Rawhide Oil Seal CR 6653
Square D A6.20
Square D Class 9080GCB70 7A1P
Kulicke & Soffa 1483-4046 01483-4046-000-77
Kulicke & Soffa 1471-4040 01471-4040-000-02
Kulicke & Soffa 1482-4001 01482-4001-000-06Y
Kulicke & Soffa 1483-4027 01483-4027-000-02
Kulicke & Soffa 835-4554 00835-4554-000-05
Kulicke & Soffa 1471-4000 01471-4000-000-34
Kulicke & Soffa 1471-4008 01471-4008-000-04Z
Kulike & Soffa 6100-4006 06100-4006-000-05
Kulicke & Soffa 1482-4001 01482-4001-000-06 X
Kulicke & Soffa 835-4509 00835-4509-000-02
Kulicke & Soffa 835-4510 00835-4510-000-02
Kulicke & Soffa 471-4000. 01471-4000-000-37
Kulicke & Soffa 835-4580 00835-4580-000-71
Kulicke & Soffa 1471-4001 01471-4001-000-02
Ranco Pressure Control Switch 020-7040-00
Electric DC Motor LN56.15 spz127MCL107
Chicago Rawhide Oil Seal 29524
Allen-Bradley N48
Pass & Seymour PS20AC1-I Switch 20A 120227VAC
SET OF 4 Allen-Bradley 1492-CB1 G040 4A 1
SET OF 4 Square D A5.78 A 5.78
Allen-Bradley 700-P800A1 AC
FUJI Circuit Protector CP32E 7.5A 2P
Automation Direct Fuse Holder DN-FM6L
Finder Mini Relay 55.13.9.024.0000 10A
Siemens HLGA HLX3B500 Breaker 3VL4550-2KN30-8RB1
Siemens Simatic S7 S7-300 6ES7614-1AH03-0AB3 CPU614
Siemens HLGA HLX3B500 Circuit Breaker 3VL4550-2KN30-8RB1
Rosemount AnalyticalNGA 2000 COCO2 Analyzer MILT4-T-IR-IR
Philips Integris VCath Lab Parts 452210493203 BH-GSB
Square D HL4IMA24C Surge Protection HLA36060
Graseby Volkmann 94020L AC
Philips V-3000 CathLab Parts CCBN 45221082198
GE Spectra SKHA36AT0800 Breaker with AMC3KM
Taylor Control Board125P2624-1 REV 1 718411 AV4
Arburg 254C Bauteilseite ConTROL CARDSN 71468
PHILIPS CIRCUIT BOARD PART IRB 45221082069
Philips V-3000 Cath VCISC SCIPI 45221082222
Emerson DeltaV KJ1501X1-BA2 ACDC 12P0677X062
Phillips Integris V5000 WSBBoard 452210820362
Danfos VLT 2800 AC Drive 195N0001 2.2A VLT2803PD2B20STR0DBF00A00C0
Philips V-3000 CathLab Parts VCISC SCIPI 45221082230
Fisher-Rosemount DeltaV KJ3002X1-BC1
Danfoss Variable Speed 3003 175L1004 3X440500V
GALIL DMC-700 4-Axis
Cutler Hammer Circuit Breaker KD3400F JT3400T
Rexroth Indramat MKD090B-047-GPI-KN
Emerson DeltaV KJ4001X1-BA2 2 Wide 12P1562X012
Fisher-Rosemount DeltaV KJ3002X1-BB1
Optek Control Photometric Converter C4000
Siemens LDGA LDX3B150 Circuit Breaker 3VL2115-3KN30-0AB1
Aquafine SL-1 Ultraviolet Desinfection Unit 120V 60 Hz
Philips V-3000 CathLab Parts SPB 45221082238
Gognex In Sight Digital CCD 800-5715-1
Fanuc CNC Axis Control Board A16B-2200-036
Sick Optic Electronic NT6-07012 1005825
Sick Optic Electronic Sick NT6-03018 1006367
Robbins Myers Electro-Craft Max-400 Drive 9097-0600
Siemens LDGA LDX3B150 Breaker 3VL2115-3KN30-0AB1
Telemecanique Altivar 31 ATV31HU55N4 AC
Instron Readout Assy No A 414-141 Rev. A
Instron ControllerAssy No # 19414-31Rev. N
Philips V-3000 CathLab Parts TPB 45221081557
L&G Technologies MCG1090 Level 1026030120
Conair Power Miser 107-119-23
Square D 80116-176-8Class NQOD CTL
I-T-E Siemens EE3-B100
Siemens HDGA HDX3B125 Breaker 3VL2112-2KN30-8RB1
Amsco Century Medium SterisErie Control Board 141215
Westinghouse KD3400FS
Getinge 5655489-73 Panel 570-1842-01
Klockner Moeller NZM11-500 Breaker ZM11a-300-NA