Chapter1

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  • 1. 1 PLC PLC (Programmable Logic Controller) PC (Programmable Controller) PLC PC PC (Personal Computer) PLC PLC PLC / PLC (Barcode Reader), (Printer) PLC (Stand alone) PLC (Network) PLC PLC PLC 2 1.1. PLC PLC 2 PLC (Block Type PLCs) PLC PLC / PLC Block Type 1.1 1.1 PLC Block Type

2. PLC Block Type PLC Block Type OMRON CPM2A 1.2 PLC 1.2 (Power Supply Input Terminal) (Input Terminal) LED (Input Indicator) (Output Terminal) LED (Output Indicator) / (Expansion I/O Unit Connector) (Peripheral Port) RS-232C(Serial RS-232 Port) / / (Expansion I/O Units) / / (Expansion I/O Unit Connector) / 1.3 1.3 /(Expansion I/O Units) CPM2C 3. PLC Block Type PLC Block Type 1. 2. 3. 1. / PLC 2. / PLC 3. PLC PLC PLC (Modular Type PLCs) PLC (Modular Type PLCs) (Rack Type PLCs) PLC (Modules) / /(Input/Output Units) / 8 /16 4/8/12/16 PLC (CPU Unit) CPU Unit PLC C200H CPU C200HE-CPU11E PLC C200HX-CPU65 ( PLC C200H ) / PLC CQM1/CQM1H CJ1M/H/G Backplane PLC 1.4 1.4 PLC CJ1 CQM1/CQM1H 4. PLC CJ1M/H/G 1.5 1.5 PLC PLC C200H CS1 Backplane 1.6 1.6 PLC Backplane 5. PLC 1. Back plane 2. / Block Type 3. / 4. Block Type 1. PLC Block Type PLC PLC PLC 1.1 PLC CPM1A CPM2A CQM1H CS1 /(Max.) 100 120 512 5,120 (Max.) 2 KWords 4 KWords 15 KWords 250 KSteps 0.72 S 0.64 S 0.375 S 0.04 S / 128 256 512 4,096/4,096 DM 1,024 Words 2,048 Words 6,144 Words 32,768 Words CompoBus/S Host Link NT Link 1:1 Link CompoBus/S Host Link NT Link 1:1 Link Controller Link CompoBus/D AS-I Protocol Macro PLC Ethernet Sysmac Link Profibus-DP Modbus 6. 1.2 PLC PLC PLC IEC1131-3 5 7. PLC PLC 1.3 PLC PLC PLC 2 (Hand Held Programmer) OMRON Programming Console 1.7 1.7 (Hand Held Programmer) + 8. PLC Hand Held Programmer Statement List LD, AND, OR Hand Held Programmer PLC Hand Held Programmer PLC PLC (Personal Computer) PLC (Software) PLC PLC OMRON Sysmac Support Software DOS Syswin Support Software CX-Programmer Window 95 Window NT PLC CX-Programmer PLC PLC PLC 1.8 PLC 9. 1.9 (CX-Programmer) PC PLC CX-Programmer Window 1.9 Ladder Diagram Toolbar Toolbar Hand Held Programmer PLC 2 Hand Held Programmer PC PLC 1.4 (Communications) PLC PLC PLC PLC PLC PLC PLC 10. PLC PLC PLC PLC CPM1A Compobus/S, Host link, 1:1 link, NT link C200H CS1 PLC Ethernet PLC 1.10 1.10 PLC (PLC Network) 11. 1.5 PLC PLC PLC 1.11 1.11 PLC 1.11 PLC 5 5 PLC CPU , , Digital Controller, Etc. , , , Digital Controller, etc. - Single Alone - Network 1. (CPU; Central Processing Unit) 2. (Memory Unit) 3. (Input Unit) 4. (Output Unit) 5. (Power Supply Unit) 12. 1.5.1 (CPU; Central Process Unit) 4 , 8 , 16 , 32 , 64 120 PLC PLC 2 PLC PLC (User) PLC PLC /, , 1.5.2 (Memory Unit) PLC RUN PLC PLC 2 - (RAM: Random Access Memory) - (ROM: Read Only Memory) (RAM: Random Access Memory) RAM PLC (Backup Battery) (Backup Data) (Main Power Supply) PLC (Backup Battery) PLC (ROM: Read Only Memory) ROM (Time Access) RAM PLC RAM ROM ROM 3 1) PROM ( Programmable ROM) 2) EPROM (Erasable Programmable ROM) 3) EEPROM (Electrical Erasable Programmable ROM) 13. PROM ROM EPROM RAM PLC -RAM RUN/STOP PLC -ROM (System Software) (Backup Program and Data) RAM RAM 1.5.3 (Input Unit) PLC PLC (Device Input) 1.12 Photoelectric sensor Proximity switch Photoelectric sensor Temperature Controller Proximity switch Limit switch Switches Relay Digital Thumbwheel Switch Encoder Digital Signal Controller Inverter PLC 14. PLC 1.12 PLC PLC / Inverter, Digital Signal, Controller, , PLC PLC (Input Circuit PLC) 2 1) (Digital Input) 2) (Analog Input) (Digital Input Type) ON OFF 2 1) (DC Input) 2) (AC Input) 1) (DC Input) 1.13 1.13 DC IN 000.00-000.02 R1 = 2k R1 = 4.7 k R2 = 510 R2 = 820 k LED Input R1 Internal Circuit IN R2 OUT 15. 1.13 IC CPU (Opto) PLC (Ground) 1.13 1.2 1.2 (DC) 24 VDC+10% /+15% (26.4V-18V) 2 k (IN000.00-000.02), 47 k () 12 mA (IN000.00-000.02), 47 k () ON 14.4 VDC min. OFF 5.0 VDC max. ON Delay: 8 mS max. OFF Delay: 8 mS max. 1,2,4,8,16,32,64,128 mS PC Setup 1.13 (Diode) 2 1.14 . Source . Sink 1.14 DC Source/Sink LED Input R1 Internal Circuit IN R2 COM PB LED Input R1 Internal Circuit IN R2 COM PB 16. 2) (AC Input) 100-220 VAC PLC 2 100-120 200-240 VAC 1.15 1.15 AC 110V 220V 1.3 1.3 (AC) 100-120 VAC+10% /+15% 50/60Hz 200-240 VAC+10% /+15% 50/60Hz 2 k (50Hz), 17 k (60 Hz) 38 k (50Hz), 32 k (60 Hz) 5 mA (at 100 VAC) 6 mA (at 200 VAC) ON 60 VAC min. OFF 20 VAC max. ON 150 VAC min. OFF 40 VAC max. ON Delay: 35 mS max. OFF Delay: 55 mS max. AC 1.16 1.16 AC LED Input R1 Internal Circuit IN R2 COM R3C LED Input R1 Internal Circuit IN R2 COM R3C PB AC Supply 17. (Analog Input Type) 0-10 VDC, 10 VDC 1-5 V (4-20 mA) 1.17 . 10 VDC . 0-10 VDC . 1-5 V (4-20 mA) 1.17 4 3 2 (VDC) 2000 10 5 -2000 -5 -10 (VDC) 10 5 4048 5V (VDC) 1 (20 mA) (4 mA) (12 mA) 4048 18. 3 , Digital Signal Controller, Temperature Controller 3 PLC 3 PLC 1.18 10 VDC 0-10 VDC 4-20 mA 1.18 PLC , , , , PLC PLC 1.19 1.19 PLC Digital 0-4048 2000- 2000 048- 4048 Internal Circuit V 1 M R3 R2 R1 250 10 k I Analog Ground V 19. 1.5.4 (Output Unit) PLC 1.20 PLC PLC 7-Segment Display Temperature Controller Lamp & Buzzer Alarm Indicator Electro Pnematue & Hydrokice Value Magnetic Contacter Digital Signal Switch Servo Control Stepping Control Motor Driver Driver Stepping Motor Inverter 20. 1.20 PLC PLC PLC 2 1) (Digital Output) 2) (Analog Output) (Digital Output) ON OFF 3 1) Relay Contact Output 2) Transistor Output 3) Solid State Relay: SSR Output 1) Relay Contact Output AC DC 1.21 1.21 NO NC AC DC PLC (2A) AC DC 2A 1.4 LED Internal Circuit OUT COM 21. 1.4 (Max. switching capacity) 2 A/250 VAC (COS = 1) 2 A/24 VDC (Min. switching capacity) 10 mA/5 VDC Resistance Load 300,000 (Relay Service Life) Inductive Load 100,000 (Mechanical) 10 OFF Delay 15 mS (max) ON Delay 15 mS (max) (Inductive Load) 3 2) (Transistor Output) 2 - NPN - PNP NPN 1.22 1.22 NPN LED Internal Circuit +V Q1 OUT COM 22. Q1 Q1 DC 1.23 1.23 NPN 1.23 (Sink type) Q1 COM 8, 16, 32 COM +V NPN 1.4 1.4 NPN +V 5-24 VDC (40mA min) 10% (2.5 mA X ON) (Max. switching capacity) 50 mA 4.5 V - 300 mA 26.4 V (Leakage Current) 0.1 mA () (Residual Voltage) 0.8 VDC () OFF Delay 0.1 mS () ON Delay 0.4 mS () +V Q1 OUT COM L i 5V-24VDC LED Internal Circuit 23. (Max. Switching Capacity) PLC 1 8, 16 1.24 . 1 . 16 1.24 (IC) 300 mA 24 VDC 16 (IC) 4.8 mA 1 7-Seg Display, Digital Controller, Servo Driver PNP 1.25 1.25 PNP IC (mA) 300 50 4.5 26.420.4 +V () 0 55 () 0 C IC (mA) 5.0 4.8 3.0 2.8 LED Internal Circuit +V Q1 OUT COM 0V 45 24. NPN Q1 1.26 1.26 PNP COM (+V) 0V 0V OUT ( ) ( ) 0 V (Source type) Q1 (I source) 1.6 1.6 PNP +V (COM) 5-24 VDC (60mA min) 10% (3.5 mA X ON) (Max. switching capacity) 50 mA 4.5 V - 300 mA 26.4 V (Leakage Current) 0.1 mA () (Residual Voltage) 0.8 V () OFF Delay 0.1 mS () ON Delay 0.4 mS () PNP (Max switching capacity) NPN 1.24 5V-24VDC Load DC Q1 i LED Internal Circuit L OUT COM (+V) 0V 25. 3) (Solid State Relay: SSR) AC SSR 1.27 1.27 AC (Sine wave) SSR 1.28 1.28 SSR SSR OUT COM SSR 1.7 LED Internal Circuit OUT COM G MT2 MT1 LED Internal Circuit OUT COM G MT2 MT1 L AC 100-240V 50/60 Hz AC 26. 1.7 (SSR) (Max. switching capacity) 100-240 VAC (0.4A) (Leakage Current) 1 mA () 100 VAC 2 mA () 200 VAC (Residual Voltage) 1.5 V () (0.4A) OFF Delay 6 mS () ON Delay cycle + 5 mS () (Analog Output) PLC PLC 0-10 VDC, 10 VDC 1-5 V (4-20mA) 1.17 2 2 1.29 . (Voltage Output) . (Current Output) 1.29 / V V Voltage Output + - Analog Ground I I Current Output+ - Analog Ground R 27. 1.30 1.30 1.5.5 (Power Supply Unit) PLC , PLC / 1.31 1.31 PLC 1 I1 2 I2 V2 V1 A0 A1 A2 A3 B0 B1 B2 B3 I1 I2 V2 V1 1 2 A8 B8 . . . . . . A4-A8/B4-B8 +5V 0V -5V +12V 0V -12V DC OUT (IC, Internal Circuit) /- AC DC A B +24V 0V DC OUT (Service Unit) 28. PLC 2 PLC (Service Unit 24VDC) 24VDC 24VDC PLC PLC PLC 2 PLC PLC (Module) 1.32 1.33 AC DC PLC PLC : 100-240 VAC 50/60 Hz 24 VDC 24 VDC: 24 V (0.5A) PLC 24VDC (Service Unit) AC DC 24VDC (PLC ) 1.32 PLC CPM1 CPU I/O 1.33 PLC CQM1