Mitsubishi Electronics FX0N-485ADP Computer Accessories User Manual
Contents
1. 2 As for SD LED RD LED check and remedy according to the troubleshooting guide in the 485PC IF manual 6 START UP PROCEDURE Determine system configuration 1 Setting of transfer specification Specification of parity Specification of stop bit Specification of transfer speed baud rate Specification of sum check e Specification of transfer procedure exclusive protocol 2 Setting of station number D8120 3 Setting of time out check time D8129 e Specification of data length V Creation of program at computer side V External wiring V Connection of terminal end resistance y Loop test Vy Creation of sequence program for data transmission and reception Vy Operation Prior to start of operation follow the procedure below As for detail of procedure see the 485PC IF manual See section 1 2 For each item of the communication format e g station number time out check time please see the 485PC IF manual When using the FXon series PC be sure to turn on the special auxiliary relay M8120 because special data registers D8120 D8121 and D8129 are reserved When the special auxiliary relay M8120 is in an ON state it must be noted that the backed up data registers D254 D255 become general data registers Create communication program on the computer by using BASIC or the similar prog2. 32 bit counter C200 to C255 To specify bit device at random in the unit of 16 points and y y S 42H 54H set reset by force arbi 96 points 160 points To specify word device at random in the unit of 1 point and write data by force Tc D 6 points 10 points 4 2 PC commands The command to be effected from the PC is the on demand command only This command can be used only when the system configuration is 1 1 In this on demand commana the content of the data register specified at the PC side is transmitted to the computer side from the PC side The maximum number of points of the data register that can be transmitted as follows FX Fx2c 4 3 Device range Device Device number range characters Decimal Octal expression Is z 2 a CS000 CS031 Decimal Cees NESE Z 5 RAM file register D 000 D7999 As for timer and counter it must be noted S Bit device contact Word device present value that the character symbols differ as follows between the bit device and word device 5 DIAGNOSTICS In case of trouble check the following points and remedy according to the troubleshooting guide in the 485PC IF manual 1 Power LED Lit The extension cable is normally connected to the PC Otherwise The extension cable is not connected correctly or external 24 V DC power supply is not func tioning correctly Check and connect correctly
3. 22 Weight Approx 0 3 kg 0 66 lbs Units mm inches _ Mounting hole Seg l m Direct mounting hole D a E 2 Power LED gnung while power is correctly supplied m T RD LED re lighting while receiving data el HE aS SD LED lighting while sending data Q 3 a Terminal screws M3 0 12 Tle g amp Extension cable a o 7 r Terminal cover E ai T Groove for mounting DIN rail DIN rail width FX 485ADP T 2 35 1 38 Ten R Hook for mounting DIN rail N 10 0 39 25 0 98 amp Topcover FXoN 485ADP Weight Approx 0 3 kg 0 66 lbs Units mm inches 2 0 4 5 0 18 x i ay Flo l sR PO S Sip HA 2 mre g2 Pards O r o F o DE A Q 5 e oa 1 8 2 og 0 zs I OL gt g DS F AA le He a5 4 O15 i 43 1 69 1 2 System configuration The system configuration of computer and PC is either 1 1 or 1 n and for communication with the computer the RS 485 or RS 422 is used 1 Computer and PC by 1 1 configuration A RS 232C interface 5 FX FX2c mM RS 485 interface 6 series PC RS 232C cable RS 422 or RS 485 cable Computer 485PC IF 485ADP Station No 0 S V d Max 500m 2 Computer and PC by 1 n configuration In this case the number of link stations is 16 PCs at maximum for one compu
4. 7 RDB 7 5 SDB LINK SG LINK SG Signal ground ro FG 2 Grounding resistance of gt DG24 24V 3 Power supply terminal 100 Q or less FX base unit an 24G 3 Power supply terminal lt 2 Computer and PCs in 1 n connection n has a maximum value of 16 The terminal lagout shown is diagrammatic only As for 485ADP see chapter 1 and as for 485PC IF and computer link unit for A series PC see the individual manuals Computer 485PC IF 485ADP 485ADP 485ADP Station Station Station No 0 No 1 A Ph a is No 15 SDA SDA SDA s SDB SDB SDB RDA RDA RDA 4 3 R R RDB RDB RDB 4 LINK LINK LINK SG SG SG 5 FG FG FG 1 Ris the terminating resistance Connect the terminating resistance 110 Q between terminals RDA and RDB For details see section 2 3 2 Connect terminal FG to earth terminal of the PC main body grounded with resistance of 100 Q or less However as for the computer link unit of the A series PC see the manual of the computer link unit 3 The 24V DC power requirement can be taker from the service power supply of the PC 2 3 Terminating resistances The terminating resistances are resistances connected between terminals SDA and SDB and between terminals RDA and RDB at both end stations of the circuit or the interface when an interface such as 485PC IF
5. is used at both end stations when connecting with the RS 485 or RS 422 circuit For connection examples see section 2 1 and 2 2 Classification of terminating resistances In this product two sets of terminal end resistances 330 Q X 2 110 Q X 1 are packaged and the terminating resistances to be connected differ as shown below depending on the circuit being used e When communicating with the RS 422 circuit connect the resistances of 330 Q 1 4W as the terminating resistances e When communicating with the RS 485 circuit connect the resistances of 110 Q 1 2W as the terminating resistances 3300 MOT aio AM f N N Pal Orange Brown Brown Orange Two pair wiring One pair wiring SDA Terminating resistance SDA SDB 330 9 SDB RDA Terminating resistance RDA Terminating resistance RDB 330 Q RDB 110 Q 2 4 Cautions for wiring As one of the conditions for exhibiting the function of the 485ADP sufficiently and building up a reliable system external wiring resistant to noise is essential Cautions for external wiring are given below 1 In this system the data is read or written turned on or off by force while the PC is operating Accordingly if abnormal data is written into the PC due to effect of noise the PC may malfunction leading to machine trouble or accident and therefore the following cautions should be strictly observed e Never lay near or bundl
6. ADVANCED AND EVER ADVANCING MITSUBISHI ELECTRIC Aa MITSUBISHI PROGRAMMABLE CONTROLLERS MELSECF FX 485ADP COMMUNICATION ADAPTER FXon 485ADP COMMUNICATION ADAPTER USER S GUIDE JY992D53201C This manual contains text diagrams and explanations which will guide the reader in the correct installation and operation of the FX and FXon 485 communication adapters It should be read and understood before attempt ing to install or use these units Further information can be found in the FX PROGRAMMING MANUAL FX and FX0 FXon series hardware manuals When the FXon 485ADP is used with the FX2N series programmable contoller please see the FX2N 485 BD USER S GUIDE for operation la INTRODUCTION The adapter for FX 485ADP RS485 or the adapter for FXoN 485ADP RS485 both called 485ADP hereinafter is designed to link the data between PC and computer by using 485PC IF 1 Data exchange by request from computer Specified data can be exchanged by sending a request command from the computer to the PC Except for few functions global function on demand function the program for data link is not needed at the PC side e Batch read write of all devices word unit bit unit of PC is possible By reading out the content of each device of the PC the operating state can be monitored or the data can be acquired and analyzed Besides by writing data into each device production control and production direction can be effec
7. D OFFICE MITSUBISHI DENKI BLDG MARUNOUCH TOKYO 100 TELEX J24532 CABLE MELCO TOKYO HIMEJI WORKS 840 CHIYODA CHO HIMEJI JAPAN Effective AUG 1997 Specifications are subject JY992D53201C to change without notice
8. ais SE G RIEk A TAREE oma 3 miji ia MITSUBISHI Ona a rmm J The connecting method with the 485PC IF is available in two pair wiring and one pair wiring which may be used as follows As for connection of the 485PC IF and computer see the 485PC IF manual e Two pair wiring is required when The RS 422 device is incorporated in the system configuration A high speed response is required message waiting time is desired to be less than 70 ms The on demand function is used however the system configuration must be 1 1 Adding to a system already using two pair wiring See the 485PC IF manual e One pair wiring is required when Adding to a system already using one pair wiring The system configuration is standardized to RS 485 devices and two pair wiring is not needed 2 1 Examples of two pair wiring for RS 422 circuit 1 When connecting one computer and one PC 485PC IF ia 485PC ave Signal name Cable connection and signal direction Signal name pplication Reception data sop PY HSC Fae Reception data OOOO ET INK LINK SG Grounna FG resistance of e DC24V 24V 3 Power supply terminal 100 Q or less FX base unit Uii 24G 3 Power supply terminal 2 Computer and PCs in 1 n conne
9. ction n has a maximum value of 16 The terminal lagout shown is diagrammatic only As for 485ADP see chapter 1 and as for 485PC IF and computer link unit for A series PC see the individual manuals Computer 485PC IF 485ADP 485ADP Computer link unit of A series PCs Station Station Station No 0 O OTa aA No 1 ae P No 15 SDA 4 i SDA n SDA ij l 4 TR pi R jl l gl sp SDB L a ei SDB g SDB l RDA RDA RDA 4 K i y R I aD RDB DE RDB 1 lf E L1 E es ee Hiec il sG 9 aa 9 R ta FG FG FG 1 R is the terminating resistance Connect the terminating resistance 330 Q between terminals SDA and SDB and terminals RDA and RDB For details see section 2 3 2 Connect terminal FG to earth terminal of the PC main body grounded with resistance of 100 Q or less However as for the computer link unit of the A series PC see the manual of the computer link unit 3 The 24V DC power requirement can be taker from the service power supply of the PC 2 2 Examples of one pair wiring for RS 485 circuit 1 When connecting one computer and one PC 485PC IF Cabl idi 485ADP Anika Signal name able connection and signal direction Signal name pplication Reception data pi I VXXX XOX H R Reception data RDA 7
10. e together with the main circuit high voltage line or load line Or effects of noise or surge induction may be serious Keep at least a safe distance of over 100 mm from these lines e Ground the shield wire or shield of shield cable at one point at the PC side Never ground commonly with high voltage line 2 Terminals screws of terminal block for RS 485 are M3 threaded Therefore connect wiring by fitting a crimped terminal suited to the terminal screws see below to the cable M3 M3 6 2mm threads go mm Ahreads 0 24 inches SH 0 24 inches Sie or less a or less 3 Tightening torque of terminals is 0 5 to 0 8 N m 5 to 8 kgf cm Screw terminals must be secure enough to prevent a loose connection from causing a malfunction s SPECIFICATIONS Environmental specifications Operating ambient temperature 0 to 55 C storage temperature 20 to 70 C Humidity no condensation 35 to 85 RH No condensation Conforming to JIS C 0911 10 to 55 Hz 0 5 mm max 2G 2 hr each in 3 axes however 0 5G when mounting DIN rail Vibration resistance Shock resistance Conforming to JIS C 0912 10G 3 times each in 3 axes Noise immunity Noise voltage 1000V p p noise width 1usec period 30 to 100 Hz by noise simulator Dielectric withstand voltage 500V AC 1 min Between all terminals in batch and FG terminal Insulation resistance 500V DC 5 M Q by Megger Ground f Grou
11. nding resistance of 100 Q or less class 3 Operating ambience Free from corrosive gases minimal dust Power source specification and type of isolation Supply voltage 5V DC supplied from PC 24V DC 10 External power supply 24V DC max 50 mA Current consumption Internal power supply from PC 5V DC max 30 mA Type of isolation Power source is isolated by transformer PC and communication signal lines are isolated by photo coupler Performance specification e Transmission specification For detail of Special D8120 D8121 and D8129 see the 485PC IF manual Item Interface Communication method Synchronization method Start stop synchronous system Transfer speed bps 300 600 1200 2400 4800 9600 19200 Start bit Data format Data bit The communication format of the PC is set using Vertical parity bit i special D8120 Stop bit Error Parity check Odd even none detection Protocol format 1 or format 4 Protocol format 1 or format4 S access cycle is one scan time ircuit configurati ransfer Within 45 mo distance RS 232C Within 15 m Station numbers 0 to 15 set by Special D8121 Time out judging time FXon 1 to 255 10 to 2 550 ms however setting of O hrenders 100 ms Special D8129 FX FX2c 1 to 3 276 10 to 32 760 ms however setting of O hrenders 100 ms 4 COMMAND AND DEVICE RANGE 4 1 Computer commands j Objective Number of processing
12. points Function done by one communication Command Symbol ASCII code a symbol Ew PGP BR 42H 52H cs out on off state of bit device in batch in the unit of 1 X Y MS T C 54 points 256 points To read out on off state of bit device in batch in the unit of XYMS 13 words 16 points acaba 208 points 512 points 57H 52H To read out numerical data stored in word device in batch in TCD 13 point 64 point the unit of 1 point poms points 42H 57H ae on off state into bit device in batch in the unit of 1 X Y M S T C 46 pointe 160 points To write on off state into bit device in batch in the unit of 16 XYMS 10 words 10 words points Mec 160 points 160 points WW 57H 57H gt To write numerical data into word device in batch in the unit TCD itoai poi of 1 bit O points 64 points To specify bit device at random in the unit of 1 point and XYMSTC 10points 20 points 42H 54H Setreset by force X Y M S T C 10 points 20 points RR_ 52H 52H To remote run the PC O 52H 53H To remote stop the PC 52H 43H To read out the type name of PC F J n Special To turn on off global signal special auxiliary relay M8126 in iv F GW 47H 57H FX series to all PCs connected to computer link auxiliary 1 points 1 points relay M8126 54H 54H To transmit the data received from computer directly back 25 characters 254 characters to the computer Counter except for high speed counter
13. ramming tools See section 2 1 and 2 2 See section 2 3 Execute loop test and confirm data exchange For details see the 485PC IF manual When using on demand function or global function the sequence program for transmission and reception is required at the PC side For details see the 485PC IF manual Guidelines for the safety of the user and protection of the FX 485ADP FXon 485ADP communication adapter e 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 e f in doubt at any stage during the installation of the FX 485ADP FXon 485ADP always consult a professional electical engineer who is qualified and trained to the local and national standards If in doubt about the operation or use of the FX 485ADP FXoNn 485ADP please consult the nearest Mitsubishi Electric distributor e Under no circumstances will Mitsubishi Electric be liable or responsible for any consequential damage that may arise as a result of the installation or use of this equipment e 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 Manual number JY992D53201 Manual revision C Data AUGUST 1997 Ga P at MITSUBISHI ELECTRIC CORPORATION HEA
14. ted e Remote run stop of PC is possible A stopped PC can be started and stopped again from the computer and therefore the PCs are remote controlled e A batch instruction can be issued to all PCs When one computer and plural PCs are connected a specific device special auxiliary relay M8126 can be turned on or off from the computer to all PCs on the circuit This function is called the global function This special auxiliary relay M8126 is an exclusive device for global function 2 Data exchange by request from PC If transmission of emergency data from the PC to the computer is necessary the PC issues a send request to interrupt in the computer This function is called on demand function and is enabled only when the system is composed of one computer and one PC 1 1 External dimensions FX 485ADP 2 65 5 0
15. ter including the FX series PCs and A series PCs Such system of data exchange with plural PCs with one computer is called the multi drop link system Computer m ji i i ooo ae series PC series PC series PC pC 485PC IF 485ADP Station 485ADP Station 485ADP Station Station L Computer No 0 No 1 No 2 No 15 jink unit a J v Max 16 stations including A series PCs total extension distance 500m RS 232C interface RS 485 interface RS 232C cable RS 422 or RS 485 cable 1 3 Applicable PCs For setting up the system the 485ADP can be connected to the following PCs _ PC series PC version Remarks FXON 485ADP Ver 1 20 orlater Exclusive protocol format 1 and format 4 are supported FX 485ADP Ver 3 30 orlater Exclusive protocol format 1 and format 4 are supported As for exclusive protocol formats 1 4 see the 485PC IF manual 1 4 Connection with PC For connection with the PC connect the serial port provided at the left side facing the PC basic unit and the extension cable of the 485ADP It must be noted however that only one special adapter FX 8AV FX 232ADP etc such as 485ADP can be connected to the PC In the case of FXon 485ADP In the case of FX 485ADP algisica
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