FX2N-422BD COMMUNICATION BOARD USER'S GUIDE
Contents
1. trace function of the programmable controller is used from both ports the correct sampling trace result cannot be obtained 7 Diagnostics 1 Make sure that the cable connected is correct 2 Make sure that the programmable controller is connected and that the POWER LED is on 3 Make sure that the communication format is in the initial state D8120 K0 Check using a peripheral unit how the communication parameters are set If the no protocol RS instruction or the dedicated protocol is selected set the parameters correctly using the peripheral unit 4 Make sure that the RS VRRD or VRSC instruction or N N network setting program is not used in the program If such an instruction is used in the program delete it turn off the power of the programmable controller then turn it on again 5 If the special auxiliary relay M8070 or M8071 is turned on turn off the relay using the peripheral unit turn off the power of the programmable controller then turn on the power again2. Aa MITSUBISHI DATE JUNE 1997 PROGRAMMABLE CONTROLLERS PAGE 1 OF 2 FX2nN 422 BD COMMUNICATION BOARD USER S GUIDE This manual contains text diagrams and explanations which will guide the reader in the correct installation and operation of the FXan 422 BD COMMUNICATION BOARD It should be read and understood before attempting to install or use the unit Further information can be found in the FX n HARDWARE MANUAL and the appropriate manual for Programming or monitoring tools 1 Introduction The FXen 422 BD for RS422 communication board 422BD can be connected to an FXen Series programmable controller and used as a port for programming and monitoring tools When the 422BD is used two DU Series units can be connected to the FXen or a DU Series unit and a programming tool However only one programming tool can be connected at once Only one 422BD can be connected to a base unit Also the 422BD cannot be used together with the FXe2n 485 BD or the FXean 232 BD 2 External Dimensions Dimensions mm inches Accessory M3 self tapping screws x 2 Mounting holes 2 04 0 0 16 Connector for programmable controller Connector MINI DIN 8 pin for peripheral unit The top face of this connector is higher than the top face of the panel cover of the programmable controller by approximately 3 mm 0 12 or by approximately 50 mm 1 97 when the cable is connected 35 1 38 3 Suitable Pro
3. ducts and Connecting Cables Product Connecting cable Required 5V DC FX 20P E 180mA FX 20P CABO or FX 20P CAB FX 20P CADP m FX 10P E 120mA F2 232CAB 1 FX 232AW C FX 422ACB0 or Personal computer FX 422CAB FX 20P CADP 1 220mA FX 10DU E FX 20P CABO or FX 20P CAB FX 20P CADP 220mMA FX 20DU E FX 20DU CABO or FX 20DU CAB FX 20P CADP 180mA FX 25DU E FX 30DU E FX 40DU ES FX 40DU TK ES FX 50DU CABO or FX 40DU CAB FX 20P CADP 30mA FX 50DU TK S E 2 1 When using other products or cables please check the product manual for required 5V DC supply 2 FX 2PIF can not be connected to the FXen 422 BD a MITSUBISHI DATE JUNE 1997 PROGRAMMABLE CONTROLLERS PAGE 2 OF 2 FX2n 422 BD COMMUNICATION BOARD USER S GUIDE 4 Mounting procedure Turn off the power of the programmable controller and mount the 422BD using the following procedure Remove the panel cover from the top face of the base unit Connect the connector provided on the 422BD to the board mounting connector provided on the base unit Fix the 422BD to the base unit using the M3 self tapping screws supplied Tightening torque 0 3 to 0 6 Nem 3 to 6 kgfecm Remove the cut out on the left of the panel cover using a tool such as nippers or cutters so that the terminal block can pass through 5 specification A2 BD 5 1 General specification General specifications are the same as those for the FXen series
4. programmable controller 5 2 Power supply specification 5 3 Performance specification The 422BD requires 60mA 5V DC supplied from the programmable controller The 5V DC power capacity of the programmable controller Maximum transfer Total extension within is 290 mA maximum This is used by peripheral units and 2 Stance oom special function blocks as well as the 422BD Make sure Connector MINI DIN 8 pin that the power capacity does not exceed this value For the Interface Conforming to RS422 Communication Half duplex details fen to the hardware manual meod communication system For additional current consumption increases refer to section 3 Protocol Programming protocol Isolation No isolation 6 Cautions for use 1 When using any 422BD do not use any other communication format or parameters If the communication format or parameters is set programming is not possible 2 Only one programming tool such as FX 10P FX 20P etc should be connected to either the programming port or the port provided on the 422BD If a programming tool is connected to both connectors the following may occur a The program inside the programmable controller may not be consistent with the program inside the programming tool If the program is modified or the set value for timers or counters is modified a part of the program may be damaged and the programmable controller may malfunction b When the sampling
Download Pdf Manuals
Related Search