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Instruction Manual LX700 Important User Information ............................................................. 3 Safety Instructions ............................................................................ 4 Installation ......................................................................................... 5 Installation Dimensions ................................................................................... Installation Location......................................................................................... Installation Environment and Precaution ...................................................... Mounting/Dismounting Module ..................................................................... 5 6 7 8 Wiring................................................................................................. 9 Power Supply Module Wiring ..................................................................... 9 Grounding....................................................................................................... 11 Operating Condition Setting .......................................................... 12 LX-CPU700p Processor Module.................................................................... 12 Input/Output Modules..................................................................... 14 Digital Input Module Specifications .......................................................... Digital Relay Output Module Specifications ............................................. Digital Transistor Output Module Specifications...................................... Digital SSR Output Module Specifications ............................................... 15 16 17 17 Input/Output Module Wiring Diagrams......................................... 18 LX-X16D Wiring Diagram .............................................................................. LX-X32D Wiring Diagram .............................................................................. LX-X64D Wiring Diagram .............................................................................. LX-X16A110 and LX-X16A220 Wiring Diagram .......................................... LX-Y16R and LX-Y16RV Wiring Diagram ..................................................... LX-Y32RV Wiring Diagram ............................................................................ LX-Y16T Wiring Diagram............................................................................... LX-Y32T Wiring Diagram............................................................................... LX-Y16SSR Wiring Diagram.......................................................................... 18 18 19 19 20 20 21 21 22 Important User Information Solid state equipment has operational characteristics differing from those of electromechanical equipment. Because of this difference, and also because of the wide variety of uses for solid state equipment, all persons responsible for applying this equipment must satisfy themselves that each intended application of this equipment is acceptable. In no event will L&T be responsible or liable for indirect or consequential damages resulting from the use or application of this equipment. The examples and diagrams in this manual are included solely for illustrative purposes. Because of the many variables and requirements associated with any particular installation, L&T cannot assume responsibility or liability for actual use based on the examples and diagrams. No patent liability is assumed by L&T with respect to use of information, circuits, equipment, or software described in this manual. Reproduction of the contents of this manual, in whole or in part, without written permission of L&T is prohibited. Throughout this manual we use the following symbols to make you aware of safety considerations. WARNING IMPORTANT ATTENTION Identifies information about practices or circumstances which may lead to serious personal injury or death, property damage, or economic loss. Identifies information that is critical for successful application and understanding of the product. Identifies information about practices or circumstances that can lead to minor personal injury, property damage, economic loss, or product malfunction. However, depending on the situation, failure to follow the directions accompanying this symbol may also lead to serious consequences. 3 4 4 Safety Instructions Please read this manual and the related documentation thoroughly and familiarize yourself with product information, safety instructions and other directions before installing, operating, performing inspection and preventive maintenance. Please be aware that the instructions are marked with either a warning symbol or attention symbol. WARNING ATTENTION 4 4 • If this product is used in a situation that may cause personal injury and/or significant product damage, implement safe measures such as use of fault-safe equipment. • Be sure to cutoff outer power source while wiring, maintenance, and cleaning. Do not touch terminals when electric current is flowing. Otherwise it may cause an electric shock. • Do not use this product under any conditions exposed to explosive gases. It may cause an explosion. • Use the product under the allowed conditions directed in product specifications and be cautious to keep away extraneous materials from entering the product during installation. – Do not expose to high temperature, high humidity, dense dust, salinity, mineral particles, corrosive gas, inflammable gas, solvent, abrasive materials, and direct sunlight. – Keep away from vibrations, and contacts of other objects. It is the cause of damage, malfunction, or aging. • Fasten the terminal screws tightly to ensure that the cable connection is secure. Incorrect cable connection may cause overheating and product malfunction. • Make sure to use an external device when configuring the protective circuit breakers for emergencies or interlock circuits. • Operate the product under the allowed conditions directed in product specifications. Incorrect conditions can cause abnormal heat dissipation or product malfunction. • Do not dissemble or modify the product, or it may cause malfunctions. Use the service centers for product repairs. • Do not touch the terminals when the power is on. It may cause an electric shock. • Only use the product for functions explicitly specified in the product and the manual. • Abide by the industrial waste disposal standard when disposing the product. 5 5 Installation Installation Dimensions LX700 PLC System Dimensions (mm) A B Y16T Y16T TR OUT Y16T TR OUT Y16T TR OUT Y32T TR OUT DC IN X32D TR OUT X64D DC IN CP U X64D DC IN CPU750B 115.5 118.5 Progrmmable Controller OPEN unit (mm) 111.0 Slot Type Dimensions A B 3-slot type 205.0 184.0 5-slot type 276.0 254.0 8-slot type 381.0 360.0 10-slot type 452.0 430.0 12-slot type 522.0 501.0 Slot Type P L 3-slot type 205.0 153.8 5-slot type 276.0 224.2 8-slot type 381.0 329.8 10-slot type 452.0 400.2 12-slot type 522.0 470.6 5.0 * 4 27.5 unit (mm) 81.0 22.5 L P 7.0 5 Installation Location OPEN Controller 19 18 20 POWER 20 17 16 19 18 4 3 15 14 6 5 11 10 13 12 2 1 15 14 4 3 6 5 8 7 9 11 10 13 12 Programmable Be sure to maintain a sufficient distance from wiring ducts, and other machines below and above the module for proper ventilation. Do not install the modules stacked up or horizontally. Doing so will prevent proper cooling of the module and cause overheating inside the PLC (programmable controller). Do not install the module above devices which generate heat such as heaters, transistors or large scale resistors. In order to eliminate any effects from noise emission, power wires and electromagnetic devices should be kept at least 100 mm away from the surfaces of the module. When installing the module behind the doors of the operation panel, be especially careful to maintain these distances. RS232C PROG RMT RUN TEST INIT 17 16 2 1 8 7 9 Duct 4039 1 2 40 39 2 1 40 39 2 12 20 19 18 11 10 17 16 15 9 8 7 14 13 6 5 4 3 2 1 20 12 11 10 9 8 7 6 5 19 18 4 17 3 2 14 13 RS232C POWER 16 15 PROG RMT INIT RUN TEST INIT TEST RUN RMT PROG 1 2 4039 2 1 3940 Y16T 1 40 39 1 Y32T TR OUT X32D DC IN X64D TR OUT X64D DC IN COM1 COM2 ERROR CP U RUN PROG TEST BATT DC IN CPU700p 2 2 1 3940 1 40 39 2 Min. 50 mm 1 Programmable Controller OPEN COM 1 RS232C RS485 COM 1 RS232C RS485 POWER 20 20 19 18 19 18 17 16 15 40 39 40 39 4039 1 2 INIT RS232C 17 16 15 12 TEST RUN RMT LX OPEN 14 13 14 13 12 1 40 39 1 2 1 40 39 2 1 11 10 9 9 8 7 8 7 6 5 2 3 Controller 4 3 2 1 1 4 5 6 7 8 9 10 9 10 11 12 11 12 13 14 13 14 PROG OPEN RMT RUN 2 1 2 1 2 1 3940 RS232C 15 15 16 17 16 17 18 19 18 19 20 20 TEST INIT 2 1 39 40 39 40 POWER Duct PLC Other device 100 mm or more Door of rack Space for Programming Tool Connection Leave a space of at least 180 mm from the mounting surface for programming tool connections and wiring. Approx. 110 mm Programming Cable Approx. 180 mm 6 6 2 3 4 5 6 7 8 Controller Programmable 6 5 4 3 2 1 2 PROG Programmable 11 10 Min. 50 mm Installation Environment and Precaution ATTENTION Do not install your multi-wire link modules if any of the following conditions are present: • • • • • • • • • • • ATTENTION Ambient temperature out of the range of 0 to 55 °C (32 to 131 °F) Humidity out of the range of 30% to 85% (non-condensing) Inflammable or corrosive gases Excessive or conductive dust, metal particles, or salinity Chemicals that may affect electronic parts Benzene, thinner, alcohol, other organic solvents or strong alkaline solutions such as ammonia or caustic soda High voltage, strong magnetic fields, or strong electromagnetic influences Direct impact and excessive vibration Sudden temperature changes causing condensation Direct sunlight Location near high-tension wires, high-voltage devices, power cables, power devices, or other devices with generate large power surges or electronic fields when starting and stopping (esp. if within 100 mm) Precautions for Electrostatic Discharges Excessive static electricity can be generated in dry conditions, so please make sure to discharge electrostatic charges by touching a grounded metal bar before contacting the module. ATTENTION Contacting the Module Do not use thinners, which can damage or degrade PCB circuit board. Proper Compressed Connection Terminal • • • Circular type terminal (O type Lug) Circular type terminal with insulation resistance Open type terminal (Y type Lug) 7 Mounting/Dismounting Module Mounting Dismounting 1. Insert the module by inserting the 1. Unfasten the screw that holds the tab into the groove first and pushing module in place using a screwdriver. the module against the backplane. 2. Push the top of the module toward 3. Hold on pressing the locking button the backplane until it is clamped in on the top edge of the module, and place. pull the module from the backplane Locking button 4. Ensure that the module is in place against the backplane, and then fasten the screw using a screwdriver. screwdriver 8 8 Wiring Power Supply Module Wiring LX700 power supply module) Breaker Use an isolation transformer when effects from noise are great. POWER CPU Use 2mm2 or thicker twisted pair cable. FUSE USE ONLY 250V 1.5A 85 to 264 VAC Frame ground Use 2mm2 or thicker cable for grounding + 24V DC 0.5A Output - Control power (24V) (See Attention below.) ATTENTION Control Power (24V) 24V can be supplied to an I/O Module. Must avoid parallel connections with other 24V power supply modules or with other power supply modules. Allowable Voltage Range of the Power Supply Module The power supply voltage connected to the power supply module must be within allowable limits. Catalog number LX-POWER Rated input voltage 110 to 220V ac Allowable voltage range Remarks 85V to 264V ac LX700 Power Supply Module 9 Terminal for the Power Supply Module • The terminal screw M3.5 is recommended. • The compressed connection terminal is recommended for the wiring. Open type terminal Circular type terminal 7.0mm or less 7.0mm or less Φ 3.7 ~ Φ 4.3 Use 2mm2 or Thicker Twisted Pair Cable • Use power supply wire that is thicker than 2mm2 to minimize voltage drops. • Use twisted pair cable to minimize noise effects. Power Supply System Use separate wiring systems for the PLC system, external I/O devices, and power equipment as shown in the following diagram. Power equipment External I/O device isolation transformer PLC isolation transformer Use Isolation Transformer in Noisy Environments • Use a low noise power supply. • Use an isolation transformer to reduce the noise as illustrated above. 10 10 Grounding Grounding the PLC in Noisy Environments • Connected to the metal part of backplane, the frame ground terminal is connected to a solid earth ground. • Use ground wires with a minimum of 2mm2 and the triple grounding connection which has a resistance of less than 100 Ω. • The point of grounding should be as close to the PLC as possible and the ground wire should be as short as possible. • If two devices share a single ground point, it may produce an adverse effect. Always use an exclusive ground for each device. PLC Other devices such as AC drive PLC Other devices such as AC drive 11 Operating Condition Setting LX-CPU700p Processor Module CPU700P COM1 COM2 ERROR CPU RUN PROG TEST BATT INIT TEST RUN RMT PROG COM1 RS232C RS485 4 3 21 87 6 5 43 2 1 COM1 RS232C RS485 Operating Condition Setting Switches ON (Front) (Bottom) Operating Condition Setting Switches Switch for Termination Resistance Setting (DIP Switch 1) Pin No. Pin setting (Pin No.) Description ON (4) ON (3) For RS-485 communication, set both pins 3 and 4 to On if the system is a termination station. (Enables termination for COM1 terminal) OFF (4) OFF (3) For RS-485 communication, set both pins 3 and 4 to Off if the system is not a termination station. (Disables termination for COM1 terminal) ON (2) ON (1) For RS-485 communication, set both pins 1 and 2 to On if the system is a termination station. (Enables termination for COM2 terminal) OFF (2) OFF (1) For RS-485 communication, set both pins 1 and 2 to Off if the system is not a termination station. (Disables termination for COM2 terminal) DIP Switch 1 4, 3 12 12 4 3 2 1 2, 1 ON Switch for Communication and Program Booting Method Setting (DIP Switch 2) Pin No. Pin setting (Pin No.) Sets the communication speed on COM2 terminal to 9600 bps ON (8) OFF (7) Sets the communication speed on COM2 terminal to 19200 bps OFF (8) ON (7) Sets the communication speed on COM2 terminal to 38400 bps ON (8) ON (7) Sets the communication speed on COM2 terminal to 4800 bps OFF (6) OFF (5) Sets the communication speed on COM1 terminal to 9600 bps ON (6) OFF (5) Sets the communication speed on COM1 terminal to 19200 bps OFF (6) ON (5) Sets the communication speed of COM1 terminal to 38400 bps ON (6) ON (5) Sets the communication speed on COM1 terminal to 4800 bps 6, 5 3 2 ON (4) Selects RS-485 communications for COM1 OFF (3) Selects RS-232C communications for COM1 ON (3) Selects RS-485 communications for COM2 OFF (3) Selects RS-232C communications for COM2 OFF (2) Always set to Off. (Reserved for system setting) ON (1) Loads the program from EEPROM (flash ROM) at power-on. OFF (1) Operates the system with the program in RAM at power-on. 1 DIP Switch 2 8 7 6 5 4 3 2 1 OFF (7) 8, 7 4 Description OFF (8) ON 13 Input/Output Modules The following table shows the general I/O modules that can be used in an LX700 PLC system whose processor module is LX-CPU700p. For more information on these I/O modules, refer to the LX700 Plus System (LX-CPU700p) User Manual. Besides those I/O modules, a wide range of special modules including A/D, D/A, RTD, TC conversion modules are available. For more information on the special modules that can be used in an LX700 PLC system, refer to the LX700 Plus System (LX-CPU700p) User Manual and the installation instructions and user manual for each module. Category Digital input Catalog number 16-point 12 to 24V dc input LX-X32D 32-point 12 to 24V dc input LX-X64D 64-point 12 to 24V dc input LX-X16A110 16-point 100 to 120V ac input LX-X16A220 16-point 200 to 240V ac input LX-Y16R 16-point 2A 250V ac/30V dc relay output LX-Y16RV 16-point 2A 250V ac/30V dc relay output with varistor as surge absorber LX-Y32RV 32-point 1A 250V ac/30V dc relay output with varistor as surge absorber Digital output 14 14 Description LX-X16D LX-Y16T 16-point 12 to 24V dc transistor output (NPN) LX-Y32T 32-point 12 to 24V dc transistor output (NPN) LX-Y64T 64-point 12 to 24V dc transistor output (NPN) LX-Y16SSR 16-point 100 to 240V ac SSR output Digital Input Module Specifications Input type DC Input AC Input Catalog number LX-X16D LX-X32D LX-X64D LX-X16A110 Number of input points 16 points 32 points 64 points 16 points LX-X16A220 Insulation method Photocoupler Rated input voltage 12 to 24V dc 100 to 120V ac 200 to 240V ac Operating voltage range 10.2 to 26.4V dc 85 to 132V ac Max. input current 10 mA or less (at 24V) ON voltage/ current 170 to 264V ac 20 mA or less Min. 9.6V Min. 80V/ 6 mA Min. 160V/ 6 mA OFF voltage/ current Max. 2.5V Max. 30V/ 3 mA Max. 50V/ 3 mA Input impedance: Approx. 3KΩ Approx. 15KΩ Approx. 20KΩ 10 ms or less 15 ms or less OFF → Response ON time ON → OFF 10 ms or less 20 ms or less Internal current consumption (5V) 65 mA or less 130 mA or less 250 mA or less 60 mA or less Common method 8 points/1 COM 32 points/1 COM (Common for (Common for polarity +, -) polarity +, -) 8 points/1 COM LED (indication by 32 points LED conversion) Operation indicator LED External cable connection type Removable terminal block (M3.5, 20 pins) Recommended cable size 0.5 to 1.25 mm2 0.2 mm2 Weight 170 g 140 g 200 g 200 g Type (A) Type (B) Type (C) Type (A) Type Connector Connector Removable terminal block (40 pin x 1 EA) (40 pin x 2 EA) (M3.5, 20 pins) 0.5 to 1.25 mm2 15 Digital Relay Output Module Specifications Output type Catalog number Relay Output LX-Y16R LX-Y16RV Number of output points 16 points Insulation method Photocoupler Rated load voltage 2A 250V ac, 2A 30V dc Response time Life time OFF → ON 10 ms or less ON → OFF 10 ms or less LX-Y32RV 32 points 1A 250V ac, 1A 30V dc Mechanical 30 million times Electric External power supply 200 thousand times 24V 150 mA or less Surge protection None Internal current consumption (5V) 120 mA or less 180 mA or less Common method 8 points/1COM 32 points/1COM Operation indicator LED External cable connection type Removable terminal block (M3.5, 20 pins) Recommended cable size 0.5 to 1.25 mm Weight 225 g Type (A) Type 16 16 Varistor 2 Connector (40 pin x 1 EA) 0.2 mm2 235 g 300 g (B) Type Digital Transistor Output Module Specifications Transistor Output Output type NPN Catalog number LX-Y16T LX-Y32T LX-Y64T Number of input points 16 points 32 points 64 points 0.4A/point 0.2A/point 180 mA or less 250 mA or less Insulation method Photocoupler Rated load voltage 12 to 24V dc Operating load voltage range 10 to 30V dc Max. load current 0.6A/point OFF state leakage current 100 µA or less Response time OFF → ON 1 ms or less ON → OFF 1ms or less Internal current consumption 120 mA or less (5V) Surge absorber Zener diode Common method 8 points/1COM Operation indicator LED External cable connection type Removable terminal block (M3.5, 20 pins) 32 points/1COM LED (indication by 32 points conversion) 2 Connector (40 pin x 1 EA) 0.2 mm Connector (40 pin x 2 EA) 2 Recommended cable size 0.5 to 1.25 mm Weight 170 g 140 g 205 g Types (A) Type (B) Type (C) Type Digital SSR Output Module Specifications Output type SSR Output Catalog number LX-Y16SSR Number of input points 16 points Insulation method SSR Rated load voltage 100 to 240V ac Operating load voltage range 85V to 264V ac Max. load current 0.5A/point OFF state leakage current 100 µA or less Response time OFF → ON ON → OFF Internal current consumption (5V) 1ms or less 0.5 cycle + 1 ms or less 250 mA or less Fuse rating 3A Common method 8 points/1 COM Operation indicator LED External cable connection type Removable terminal block (M3.5, 20 pins) Recommended cable size 0.5 to 1.25 mm2 Weight Approx. 240 g Type (A) Type 17 Input/Output Module Wiring Diagrams LX-X16D Wiring Diagram Internal circuit Vcc 12V to 24V DC COM 12V to 24V DC COM NC NC: No Connection NC LX-X32D Wiring Diagram Internal circuit X0 1 2 X1 2 3 4 3 4 5 6 5 6 8 A C XE 9 11 12 B 13 14 XF 18 20 21 22 23 24 25 26 27 28 29 30 31 32 NC 33 34 NC NC COM 35 36 NC 37 38 COM 39 40 18 1A 1C X1E COM COM D 16 16 18 10 19 14 18 8 9 17 12 24V DC 7 15 X10 0 to 1F 7 X11 13 15 17 19 1B 1D X1F COM • The COM terminal of a connector has a short inside of the unit. • For more information on wiring method, refer to the LX700 Plus System (LX-CPU700p) User Manual. • Use separate commercial cable harness (LXCBLDC) and Pin Type Ass'y (LX-PIN40) for external connection. • NC: No Connection LX-X64D Wiring Diagram COM COM 24V DC NC NC X0 2 4 6 8 A C XE X10 12 14 16 18 1A 1C X1E 40 38 36 34 32 30 28 26 24 22 20 18 16 14 12 10 8 6 4 2 39 37 35 33 31 29 27 25 23 21 19 17 15 13 11 9 7 5 3 1 COM COM X0 2 NC NC X1 3 5 7 4 6 8 A C XE 9 X10 B D XF 12 14 16 X11 18 13 15 1A 1C 17 19 1B 1D X1F X1E 24V DC NC NC COM COM 1 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31 33 35 37 39 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 X1 3 5 7 9 B D XF X11 13 15 17 19 1B 1D X1F • The internal circuit is the same with LX-X32D. • The connectors [I] and [II] have opposite orientation each other, so be careful with wiring. • The COM terminal of the connector has a short inside of the unit. • For more information on wiring method, refer to the LX700 Plus System (LX-CPU700p) User Manual. • Use separate commercial cable harness (LX-CBLDC) and Pin Type Ass'y (LX-PIN40) for external connection. • NC: No Connection NC NC COM COM (II) (I) LX-X16A110 and LX-X16A220 Wiring Diagram Internal circuit 0 F COM COM COM LX-X16A110: 100 to 120V ac LX-X16A220: 200 to 240V ac 19 LX-Y16R and LX-Y16RV Wiring Diagram Internal circuit 250V AC 30V DC COM COM 24V DC Varistor LX-Y16R: Has no varistor LX-Y16RV: Has a varistor LX-Y32RV Wiring Diagram L Y0 L 2 L L L 4 6 8 L A L C L YE L Y10 L L L 12 14 16 L 18 L 1A L 1C L Y1E COM COM 24V DC+ 24V DC- 20 20 1 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31 33 35 37 39 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 Y1 L 3 L 5 L 7 L 9 L B L D YF Y11 13 15 17 19 1B 1D L • The internal circuit is the same with LX-Y16RV. • The COM terminal of the connector has a short inside of the unit. • For more information on wiring method, refer to the LX700 Plus System (LX-CPU700p) User Manual. • Use separate commercial cable harness (LX-CBLRY) and Pin Type Ass'y (LX-PIN40) for external connection. L L L L L L L L Y1F L COM COM 24V DC+ 24V DC- Max. 250V ac 30V dc LX-Y16T Wiring Diagram Internal circuit 12V to 24V DC COM (-) Y0 to YF 12 to 24V DC(+) 12V to 24V DC LX-Y32T Wiring Diagram Internal circuit L Y0 L 2 L 4 L 6 L 8 L A L C L YE L Y10 L 12 L 14 L 16 L 18 L 1A L 1C L 1E NC NC VDC+ VDC - (COM) 1 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31 33 35 37 39 2 Y1 L 3 L 4 5 L 6 7 L 8 9 L 10 12 B L D L 14 YF L 16 Y11 L 18 13 L 20 15 L 22 24 17 L 19 L 26 1B L 28 1D L 30 1F L 32 34 NC 36 NC 38 VDC+ 40 VDC - (COM) COM (-) Y0 to YF 12 to 24V DC(+) • COM (VDC-) and VDC+ (12 to 24V) terminals of the connector has a short inside of the unit. • For more information on wiring method, refer to the LX700 Plus System (LX-CPU700p) User Manual. • Use separate commercial cable harness (LX-CBLTR) and Pin Type Ass'y (LX-PIN40) for external connection. • NC: No Connection 21 LX-Y64T Wiring Diagram VDC (-COM) 40 38 NC 36 NC 34 L Y1F 32 1D L 30 L 1B 28 19 L 26 17 L 24 L 15 22 L 13 20 L Y11 18 YF L 16 L D 14 B L 12 L 9 10 L 7 8 5 L 6 L 3 4 L Y1 2 VDC+ 39 37 35 33 31 29 27 25 23 21 19 17 15 13 11 9 7 5 3 1 VDC (-COM) VDC+ NC NC Y1E L 1C L 1A L 18 L 16 L 14 L 12 L Y11 L YE L C L A L 8 L 6 L 4 L 2 L Y0 L (I) L Y0 2 L L 4 1 3 5 6 L 7 8 L 9 L A 11 L C 13 L YE 15 Y10 L 17 L 12 19 14 L 21 L 16 23 L 18 25 1A L 27 L 1C 29 L 1E 31 NC 33 NC 35 VDC+ 37 VDC (-COM) 39 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 Y1 L 3 L 5 L 7 9 B D YF L L L L L Y11 L 13 L 15 L 17 L 19 L 1B L 1D L 1F L • The internal circuit is the same with LX-Y32T.. • COM (VDC-) and VDC+ (12 to 24V) terminals of the connector has a short inside of the unit. • For more information on wiring method, refer to the LX700 Plus System (LX-CPU700p) User Manual. • Use separate commercial cable harness (LX-CBLTR) and Pin Type Ass'y (LXPIN40) for external connection. • NC: No Connection NC NC VDC+ VDC (-COM) (II) LX-Y16SSR Wiring Diagram Internal circuit L L L L L L L L L L L L L L L L AC 10 0 t o 2 4 0 V 22 22 0 1 2 3 4 5 6 7 8 9 A B C D F F COM VCC Electrical & Electronics Division (EBG), Gate No.7 Powai Campus, Mumbai 400 072 Product improvement is a continuous process at L&T. For the latest information please contact us Tel. No: 022-67050505 For the latest information please contact us Website: www.LNTEBG.com Publication LX700-IN002B-EN-P-Aug 2007 Fax: 022-67051324/1746