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FX-485ADP COMMUNICATION ADAPTER
FX0N-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 FX0N, 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/FX0N series hardware
manuals.
When the FX0N-485ADP is used with the FX2N seri
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LINK 24+ 24G FG SDA SDB SG LINK 24+ 24G FG RDA RDB SG LINK SG RDA RDB SDA SDB FG 24G 24+ INTRODUCTION 1 The adapter for FX-485ADP RS485 or the adapter for FX0N-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 lin
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CPU 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 : RS-232C interface FX,FX2C : RS-485 interface series PC : RS-232C cable : RS-422 or RS-485 cable Computer 485PC-IF 485ADP Station No.0 Max. 500m (2) Computer and PC by 1 : n configuration In this case, the number of link stations is 16 PCs at maximum
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1.3 Applicable PCs For setting up the system, the 485ADP can be connected to the following PCs. PC series PC version Remarks FX0N-485ADP FX0N Ver. 1.20 or later Exclusive protocol format 1 and format 4 are supported. FX-485ADP FX , FX2C Ver. 3.30 or later 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
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2.1 Examples of two-pair wiring (for RS-422 circuit) (1) When connecting one computer and one PC 485PC-IF 485PC Cable connection and signal direction Application Signal name Signal name SDA RDA Reception data *1 *1 R R SDB RDB Reception data RDA SDA Transmission data *1 * 1 R R RDB SDB Transmission data LINK SG LINK SG Signal ground FG *2 Frame ground Grounding 24V *3 Power supply terminal resistance of DC24V 100 Ω or less 24G
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2.2 Examples of one-pair wiring (for RS-485 circuit) (1) When connecting one computer and one PC 485PC-IF 485ADP Cable connection and signal direction Application Signal name Signal name SDA RDA Reception data *1 R Reception data SDB RDB RDA SDA Transmission data *1 R RDB SDB Transmission data LINK SG LINK SG Signal ground FG *2 Frame ground Grounding 24V *3 Power supply terminal resistance of DC24V 100 Ω or less FX base unit 24G *3 Power suppl
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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 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 Ω ✕ 2, 110 Ω ✕ 1) are packaged
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SPECIFICATIONS 3 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 Vibration resistance when mounting DIN rail. Shock resistance Conforming to JIS C 0912. 10G, 3 times each in 3 axes Noise immunity Noise voltage 1000V p-p, noise width 1μsec, period 30 to 100 Hz, by noise simulator. Dielectric wit
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COMMAND AND DEVICE RANGE 4 4.1 Computer commands Number of processing points Objective Command Function done by one communication device symbol Symbol ASCII code FX0N FX, FX2C To read out on/off state of bit device in batch in the unit of 1 BR 42H,52H X,Y,M,S,T,C 54 points 256 points point. To read out on/off state of bit device in batch in the unit of 13 words, 32 words, X,Y,M,S 16 points. 208 points 512 points WR 57H,52H To read out numerical data stored in word device in batch in T,C,D
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DIAGNOSTICS 5 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. (2) As for SD LED, RD LED, check and remedy according to the troubleshooting guide in the 485PC-IF manual.
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START UP PROCEDURE 6 Prior to start of operation, follow the procedure below. As for detail of procedure, see the 485PC-IF manual. Determine system configuration ······ See section 1.2. (1) Setting of transfer specification ······ For each item of the communication format e. g., station number, time- (D8120) out check time, please see the 485PC-IF manual. • Specification of data length • Specification of parity When using the FX0N series PC, be sure to turn on the special auxiliary • Specificat
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Guidelines for the safety of the user and protection of the FX-485ADP, FX0N-485ADP communication adapter ● 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 FX-485ADP, FX0N-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
