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FX2N-2LC SPECIAL FUNCTION BLOCK USER`S GUIDE
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1. CT PTA o FG n Shielded cable a a PTBTC PTB Tc AM Heater Thermocouple gt When a temperature sensor is a resistance thermometer bulb FX2n 2LC Resistance e The temperature sensor must use Shielded cable thermometer bulb three line type PTA e i E 1 The resistance of the lead wire is a FG little and use the wire rod without PTB TC H N the resistance difference between PIBO H ls three lines e Secure the termination using a tightening torque of 0 5 to 0 8N m 6 Specifications 6 1 Environmental specifications Cen Specifications l 500V AC for 1 minute Withstand voltage between analog input terminal and grounding terminal Other environmental specifications are equivalent to those for the PLC main unit Refer to the manual of the PLC main unit 6 2 Power supply specifications Specifications 24V DC 15 to 10 maximum input from driving power supply terminal 5V DC supplied from inside of PLC main unit Driving power supply Power supply for communication Current consumption 24V DC 55 mA and 5V DC 70 mA Analog input area and PLC are insulated by photocoupler Power supply and analog input are insulated by DC DC converter Channels are insulated from each other Number of occupied ee i fi I O points 8 points in total inclu
2. in B inputs as well as 0 to 32 F in PLII and WRe5 26 inputs are outside precision guarantee range Within 1 0 C However within 2 0 C while input value is 100 to 150 C within 3 0 C while input value is 150 to 200 C ture input sensors Sampling perio Effect of external resis Approx 0 3 mA Allowable input lead wire 10 Qorless resistance Operation when input is Upscale disconnected Operation when input is Downscale short circuited CTL 12 S36 8 or CTL 6 P H manufactured by U R D Co Ltd AGa GUMON When CTL 12 is used 0 to 100A When CTL 6 is used 0 to 30A CT input measurement value Larger one between 5 of input value and 2 A excluding precision of current detector Sampling period 6 5 Input range sensore K 3 o R o Ss 200 0 to 200 0 C 200 0 to 200 0 C 100 0 to 400 0 C Input range 100 to 1300 C 100 to 800 F 100 to 2400 F 200 0 to 400 0 C 100 0 to 800 0 C 100 to 1200 C 100 to 1600 F Sensor type E T B N 200 0 to 200 0 C 200 0 to 400 0 C 0 0 to 400 0 C 0 to 1800 C 0 to 1300 C 100 to 2100 F 200 0 to 200 0 C Input range 0 to 1000 C 0 to 1800 F Measurement precision Cold contact tempera ture compensation error Varies depending on input range of used Measurement precision 0 to 1700 C 0 to 3200 F 0 to 1700 C 0 to 3200 F 300 0 to 400 0 F 300 0 to 700 0 F 0 0 to 700 0 F 0 to 30
3. surface Screw tighten the FX2N 2LC with M4 screws to a panel surface using two upper and lower mounting holes provided on the left side of the FX2N 2LC Assure the interval of 1 to 2 mm between a unit or block installed on the left side of the FX2N 2LC 4 Connection to PLC Main Unit Connect the FX2N 2LC to the PLC main unit with an extension cable FX2N 2LC units are treated as special units of the PLC and the special unit No 0 to 7 is automatically assigned to each FX2N 2LC unit from the one nearest to the PLC main unit These unit Nos are used in FROM TO instructions One FX2N 2LC unit occupies eight I O points in the PLC main unit For the details of I O assignment in the PLC refer to the manual of the PLC main unit FX2N 32ER X020 to X037 Ass Sl Sls FX2N 32MR X000 to X017 FX2N 4AD ale q E 5 NAS A NA Neo Wedd SS AN z SANT AAN ANANI NV FX2N 2LC FX2N 2LC ol y oO al block Special block Y020 to Y037 Special block No 0 No 1 No 2 e Please check power supply specifications to decide the number of FX2N 2LC units that can be connected to the FX2N FX2N extention unit and FX2Nc PLCs e When connecting the FX2N 2LC unit to the FX2Nc Series PLC the interface FX2NC CNV IF is required e For extension an extension cable FXon 65EC 650 mm and the FX2Nc CNV BC sold separately are required Only one FXoN 65EC can be used in one system ind
4. 00 F 0 to 2300 F Sensor type PL wss UT 0 to 1200 C 0 to 2300 F 0 to 2300 C 0 to 3000 F 200 0 to 600 0 C 300 0 to 700 0 F 0 0 to 900 0 C Mpui ane 0 to 1600 F Ho moo 50 0 to 150 0 C 50 0 to 150 0 C 200 0 to 500 0 C 200 0 to 600 0 C 300 0 to 300 0 F 300 0 to 300 0 F 300 to 900 F 300 to 1100 F e When B is used 0 to 399 C 0 to 799 F is outside the precision guarantee range e When PLII is used 0 to 32 F is outside the precision guarantee range e When WRe5d to WRe26 are used 0 to 32 F is outside the precision guarantee range 6 6 Output specifications em Caption Maximum voltage drop in ON status 2 5V maximum or 1 0V typical at 100 mA Control output cycle 30 seconds Variable within range from 1 to 100 seconds Input range Guidelines for the safety of the user and protection of the FX2N 2LC This manual has been written to be used by trained and competent personnel This is defined by the European directives for machinery low voltage and EMC If in doubt at any stage during the installation of the FX2N 2LC always consult a professional electrical engineer who is qualified and trained to the local and national standards If in doubt about the operation or use of the FX2N 2LC please consult the nearest Mitsubishi Electric distributor Under no circumstances will Mitsubishi Electric be liable or responsible for any consequential da
5. ADVANCED AND EVER ADVANCING MITSUBISHI ELECTRIC a MITSUBISHI PROGRAMMABLE CONTROLLERS ELSE FX2N 2LC SPECIAL FUNCTION BLOCK USER S GUIDE JY992D85601B Cautions on Safety Make sure to read this paragraph before using the unit Thoroughly read this manual a separate USER S MANUAL and all attached documents of the connected programmable controller hereafter referred to as PLC and other related units before starting installation operation and inspection maintenance of the temperature control block Acquire the knowledge on equipment the information on safety and all cautions before using the temperature control block In this instruction manual cautions on safety are classified as DANGER or CAUTION This symbol indicates that incorrect handling may generate a dangerous situation which may lead to death or serious injury This symbol indicates that incorrect handling may generate a dangerous situation which may lead to medium or minor injury or physical damage Even an item classified as CAUTION may lead to a severe result depending on the situation Each item describes important information Make sure to observe each item marked with DANGER or CAUTION Carefully store the instruction manual offered together with the temperature control block so that the operator can refer to it at any time necessary Make sure to deliver the instruction manual to the end user We appreciate it very much that you have purchased
6. a place exposed to high temperature dew condensation or rain and wind or a place exposed to vibration or impact If the unit is used in such a place electrical shock fire malfunction damage in the product or deterioration of the product may be caused e Never drop cutting chips or electric wire chips into the ventilation window of the FX2N 2LC while drilling screw holes or wiring cables Such chips may cause fire failure or malfunction e After finishing installation remove a dust preventing sheet adhered on the ventilation window of the PLC and the FX2N 2LC If the sheet remains attached fire failure or malfunction may be caused e Securely connect connection cables such as extension cables and memory cassettes to specified connectors Imperfect contact may cause malfunction The FX2N 2LC can be installed on the right side of an FX2N 2NC Series PLC basic unit FX2N 2NC Series extension unit or another extension unit The FX2N 2LC can be attached with a DIN rail DIN46277 width 35 mm or directly attached to a panel surface with screws M4 3 1 Installation on DIN rail Align the upper side of the DIN rail mounting groove of the FX2N 2LC with a DIN rail DIN46277 width 35 mm and push it on the DIN rail When removing the FX2N 2LC pull out downward the DIN rail mounting hook and remove from DIN rail When attached to DIN rail When removed from DIN rail Cle js 3 2 Direct installation on panel
7. ding input points and output points Insulation method 6 3 Performance specifications Description Two position control PID control with auto tuning function PI control Control method Control operation period s00ms Set temperature range Equivalent to input range Heater disconnection detection Alarm is detected by buffer memory Variable within range from 0 to 100 A 0 Measured value monitor 1 Measured value monitor Temperature alarm 2 Measured value monitor Temperature alarm Control selected by buffer memory Operation mode Self diagnosis Adjustment data check input value check watch dog timer check unction Memory Built in EEPROM Number of times of overwrite 100 000 times POWER Lit green While 5V power is supplied Lit red While 24V power is supplied OUT1 Lit red While control output 1 is ON OUT2 Lit red While control output 2 is ON Extinguished While 5V power is not supplied Extinguished While 24V power is not supplied Extinguished While control output 1 is OFF Extinguished While control output 2 is OFF Indication 6 4 Input specifications Number of input points i Thermocouple K J R S E T B N PLII WRe5 26 U L npu type Resistance ther Pt100 JPt100 mometer bulb Ambient temperature 23 C 5 C 0 3 of range span 1 digit Ambient temperature 0 C to 55 C 0 7 of range span 1 digit However 0 to 399 C 0 to 799 F
8. icates the I O No 5 Wiring A Cautions on wiring e Make sure to shut down the power supplies of all phases on the outside before starting installation or wiring If the power supplies are not shut down you may receive an electrical shock or the unit may be damaged e As to loads such as a connector for normal rotation and a connector for reverse rotation which are dangerous when turning on at the same time make sure to interlock them outside the PLC in addition to interlocking of them in a program in the PLC A e Correctly connect the power cable of the FX2N 2LC and the PLC as described in this manual If the AC power supply is connected to a DC I O terminal or DC power terminal the PLC may be damaged e Perform Class 3 grounding with an electric wire of 2 mm or more to the grounding terminal in the FX2N 2LC and the PLC However never perform common grounding with a strong power system When a temperature sensor is a thermocouple 1 Connect the ground terminals of the FX2N 2LC unit and the main unit Use class 3 grounding on the main unit FX2n 2LC a 24 N 24 o Use the compensating cable when you use the thermo couple ee SSR gt OUT1 ah COM AAE SSR OUT2 A CT wt PTA e FG Shielded cable AM SS Heater PTB TC PTB TC CT CT Thermocouple gt
9. mage that may arise as a result of the installation or use of this equipment All examples and diagrams shown in this manual are intended only as an aid to understanding the text not to guarantee operation Mitsubishi Electric will accept no responsibility for actual use of the product based on these illustrative examples Owing to the very great variety in possible application of this equipment you must satisfy yourself as to its suitability for your specific application Manual number JY992D85601 Manual revision B MAY 2000 Date a MITSUBISHI ELECTRIC CORPORATION HEAD OFFICE MITSUBISHI DENKI BLDG MARUNOUTI TOKYO 100 8310 TELEX J24532 CABLE MELCO TOKYO HIMEJI WORKS 840 CHIYODA CHO HIMEJI JAPAN Effective MAY 2000 Specifications are subject to change without notice JY992D85601B
10. nnect the FX2N 2LC to the FX2N 2Nc Series PLC 1 As input sensors two thermocouples two platinum resistance thermometer bulbs or one thermocouple and one platinum resistance thermometer bulb are available 2 Data can be read and written using FROM TO instructions when the FX2N 2LC is connected to the FX2N 2NC Series PLC The FX2N 2LC performs arithmetic operation for PID control and output control The PLC does not have to perform such control 3 Disconnection of heaters can be detected by current detection 4 The proportional band the integral time and the derivative time can be easily set by auto tuning 5 Channels are isolated from each other 2 Outside Dimension 3 Installation Method Connector for next Terminal block step extension cable NO A gt Extension N D gt cable rm ie TO C Q 4 Oro DIN rail lt z width 35 mm mounting groove gg o O Ol BS TWH G 87 3 43 dPR AJO Status indicator LED ial pune ee DIN rail mounting hook l Unit mm inch e O Mass 0 3kg O a 4 I Z N TI Uj O DP EG A Cautions on installation e Use the unit in the environment for the general specifications described in the manual Never use the unit in a place with dust soot conductive dust corrosive gas or flammable gas
11. onservatively operates even if an abnormality occurs in the external power supply or a failure occurs in the PLC If the safety circuit is installed inside the PLC malfunction and erroneous output may cause accidents Make sure to construct an emergency stop circuit protection circuit interlock circuit to prevent damage to a machine or instrument outside the PLC e When the PLC or FX2N 2LC detects an abnormality such as a watch dog timer error or input value error by the self diagnosis circuit and all outputs turn off When an abnormality occurs in the I O control area which cannot be detected by the CPU in the PLC output control may be disabled Design external circuits and the structure so that the entire system conservatively operates in such cases e When a failure occurs in a relay transistor triac etc in the FX2N 2LC or output unit of PLC outputs may keep ON or OFF For output signals which may lead to severe accidents design external circuits and the struc ture so that the entire system conservatively operates A Caution on disposal e When disposing of the unit treat it as industrial waste The temperature control block FX2N 2LC hereafter referred to as temperature control block or FX2N 2LC equipped with two temperature input points and two transistor open collector output points is a special block to control outputs of temperature inputs from thermocouples and platinum resistance thermometer bulbs by PID control Co
12. the temperature control block FX2N 2LC for Mitsubishi programmable controller This manual describes handling of the MELSEC F Series Temperature Control Block FX2N 2LC Thoroughly read this manual and other manuals of related products and sufficiently understand the specifications before use Make sure to deliver this manual to the end user Brand and product names described by in this manual are trademarks or registered trademark of the irrespective ownes Related Manuals 1 Outline of Product When you using the FX2N 2LC for the first time a separate FX2N 2LC USER S MANUAL is required Make sure to obtain the USER S MANUAL from the dealer from which you have purchased the FX2n 2LC and safely use the FX2N 2LC Manual name ManualNo Desorption JY992D85601 FX2N 2LC Describes specifications wiring installation handling etc of USER S MANUAL FX2N 2LC FX2N JY992D66301 Describes contents related to hardware of FX2N series PLC HARDWARE MANUAL such as specifications wiring and installation FX2NC JY992D76401 Describes contents related to hardware of FX2NC series PLC HARDWARE MANUAL such as specifications wiring and installation FX SERIES PROGRAMMING MANUAL II JY992D88101 Describes instructions of FX1S FX1N FX2N FX2NC series If necessary obtain them from the dealer from which you have purchased the FX2N 2LC Cautions on design e Install a safety circuit outside the PLC so that the entire system c
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