CMU 100 RS232 to 2x RS485 Star Coupler User Manual
Contents
1. 7 Rn SL E 8 S pom star coupler 1 master 4 to 751305 12 8 port star coupler 1 master 4 to 6 slaves 1 listener 14 Software Version Wale vers le pee E leave empty Examples CMU 100 2 1 5 6 7 2 CMU 100 2 1 5 6 7 0 0 0 0 2 is star coupler communication node with high voltage power supply and 4 interfaces 1 interface is RS232 master port 2 interface is RS485 slave port 3 interface is fiber optic with ST connectors slave port and 4 interface is fiber optic with SMA connectors slave port Company Device Document Code Version Date Page Ediseja 21 CMU 100 2 1 5 5 2 User manual CMUMU215 V2 05 11 2014 21 EDISEJA 21 CMU 100 RS232 to 2x RS485 Star Coupler Additional accessories order if needed power supply cable with schuko plug 2 m RS232 cable to PC state the lenght up to 15 m fiber optic cables state the lenght Contact Ediseja 21 razvoj elektronskih naprav d o o Drenov Gric 175 1360 Vrhnika Slovenia EU Tel 00 386 51 643 411 051 643 411 grega flander ediseja21 com www ediseja21 com Page Company Device Document Code Version Date 22 Ediseja 21 CMU 100 2 1 5 5 2 User manual CMUMU215 V2 05 11 20142. 9 9 9 9 Device Document Code Version Date Page Ediseja 21 CMU 100 2 1 5 5 2 Usermanual CMUMU215 V2 05 11 2014 15 EDISEJA 24 CMU 100 RS232 to 2x RS485 Star Coupler Picture 8 left installation right deinstallation Page Company Device Document Code Version Date 16 Ediseja 21 CMU 100 2 1 5 5 2 User manual CMUMU215 V2 05 11 2014 COMMISSIONING amp MAINTENACE 6 COMMISSIONING amp MAINTENACE 6 1 COMMISSIONING Warning Hazardous voltage is present inside the device during operation Disregarding of safety rules can result in severe personal injury or property damage Only qualified personnel may work with described device after being familiar with warnings and safety notices in this paper and other safety regulations Following instruction must be taken into consideration Device must operate completely assembled Device must be used as described No modifications of the device should be made Attach ground wire before attaching power supply Device must be grounded during operation Check if the power supply voltage complies with device operation voltage Do not open device while it is energized Hazardous voltage is present inside the device If single mode fiber optic interface is used do not look into the laser beam 62 MAINTENANCE The device is maintenance free Disconnect power supply before cleaning it Use m
3. Some device to work properly demands that RS485 must always be in known and valid state That is when positive pin is more than 200 mV positive than negative pin Pins and are sometimes marked as A and B In case that no device on RS485 bus is transmitting or in case of short circuit there is no voltage difference between those pins and some device do not work correctly On this port board so called true fail safe RS485 chip is used so board works correctly without Stabilisation at invalid RS485 bus state But still switches for stabilisation are provided on port board The stabilization on RS485 bus may be set on one device only Switches at the lower side of connector RS485 stabilisation RS485 termination RS485 stabilisation B di A GND 120 5 IR Picture 4 5485 BUS schematic Switches at the upper side of connector BAUD rate Company Device Document Code Version Date Page Ediseja 21 CMU 100 2 1 5 5 2 Usermanual CMUMU215 V2 05 11 2014 11 EDISEJA 22 CMU 100 RS232 to 2x RS485 Star Coupler BAUD rate OFF BAUD rate setting 19k2 bps is valid for all standard communication protocols that do not request special timings If special protocols small request respond time required are used please note it in order NOTE If there are problems with communication try using higher speed setting Some manufacturer have different markings for B and A l
4. that board interface boards are attached CMU 100 can handle up to 8 different interface boards Currently available interface boards RS232 isolated RS485 Multimode Fiber Optic ST and SMA connectors USB ethernet with one virtual com port Housing is aluminium and intended for mount on standard DIN 35 rail acc to DIN EN 50022 3 different housings have been made Depends on how many interfaces device has appropriate housing is used Company Device Document Code Version Date Ediseja 21 CMU 100 2 1 5 5 2 User manual CMUMU215 V2 05 11 2014 DESCRIPTION Hardware settings All settings on the device can be made from outside by a DIL switch It is not necessary to open the housing Ethernet Picture 1 CMU 100 system general diagram Company Device Document Code Version Date Page Ediseja 21 CMU 100 2 1 5 5 2 User manual CMUMU215 V2 05 11 2014 7 EDISEJA 22 3 3 1 Page 8 CMU 100 RS232 to 2x RS485 Star Coupler RS232 TO 2x RS485 STAR COUPLER DESCRIPTION Star coupler is communication device that transfer data from one master to more than one slave port Example is when we need access to more than 32 devices with RS485 port This device contains one RS232 interface master and two RS485 interface slaves Data is send from master port to both slave ports On the other hand data from either slave port is send to master port only Wide power supply volt
5. 2 CMU 100 RS232 to 2x RS485 Star Coupler 8 DIMENSIONS EDISEJA 2 4 10 250 V 80 230 V jd BO gt 5 5 O 9 3 LE ra E Tx 100 55 0 mm 103 0 mm som 8 0 mm Picture 9 Dimensions Page Company Device Document Code Version Date 20 Ediseja 21 CMU 100 2 1 5 5 2 User manual CMUMU215 V2 05 11 2014 ORDERING 9 ORDERING ORDERING NUMBER CMU Mother Board Enclosure Power supply 88 350 V DC or 70 264 V AC 2 ports converters no echo possible mark Function as 0 1 2 to 8 ports converters star couplers echo possible 2 Power supply 38 72 V DC or 30 5OV AC 2 ports converters no echo possible mark Function as 0 7 2 to 8 ports converters star couplers echo possible 8 Device width 2 ports 40 mm 3 amp 4 ports 55 mm 5 amp 8 ports 85 mm Function Converter when Mother Board marked as 1 or 7 is used 0 port star coupler communication node with echo s possible 2 4 x 2 port converter 4 independent channels converters
6. CMU 100 2 1 5 5 2 Usermanual CMUMU215 V2 05 11 2014 3 1 el EDISEJA 21 CMU 100 RS232 to 2x RS485 Star Coupler Warnings In this paper the following terms are used Danger indicates that death severe personal injury or substantial property damage will result if proper precautions are not taken Warning indicates that death severe personal injury or substantial property damage can result if proper precautions are not taken Caution indicates that minor personal injury or property damage can result if proper precautions are not taken This particularly applies to damage on or in the device itself General information These paper contain the information that is necessary for the proper and safe operation of the described devices This paper is intended for technically qualified personnel N Warning Hazardous voltage is present inside the device during operation Disregarding of safety rules can result in severe personal injury or property damage Only qualified personnel may work with described devices after being familiar with warnings and safety notices in this paper and other safety regulations Warning Device must operate completely assembled Device must be used as described No modifications of the device should be made N Warning Do not open device while it is energized Hazardous voltage is present inside the device Disconnect all connectors before opening Company Device Document Co
7. EDISEJA 24 CMU 100 RS232 to 2x RS485 Star User Manual CMU 100 2 1 5 5 2 CMU 100 8 1 5 5 2 EDISEJA 21 10 250 rr E L N z m u L 8 j 5 E LI Company Device Document Code Version Date Ediseja 21 CMU 100 2 1 5 5 2 User manual CMUMU215 V2 05 11 2014 EDISEJA 21 Page 2 CMU 100 RS232 to 2x RS485 Star Coupler Content ii PREFACE 3 2 CMU 100 SYSTEM 6 ZA DESCRIPTION tr M 6 2251 cc et 6 2 52 MRROVARE E 6 3 RS232 TO 2 RS485 STAR COUPLER 8 DESCRIPTION E suyunun eee 8 22 APPEARANCE 9 33 HARDWARE DESCRIPTION 9 MANBORRD ion 9 332 R9237 INTERFACE BOARD olio 10 3 3 3 RS485 INTERFACE BOARD 10 14 5 INSTALLATION u u u au 15 S T INSIALLAHON u 15 6 COMMISSIONING amp 2 17 01 COVMISSIQNINGu u u i 17 52 gg ile 17 7 TECHNICAL DATIA 18 8 DIMENSIONS ciali III IILI 20 2 ORDER
8. ING m 21 Device Document Code Version Date Ediseja 21 CMU 100 2 1 5 5 2 User manual CMUMU215 V2 05 11 2014 PREFACE 1 PREFACE Liability statement We have checked the contents of this manual to ensure that the descriptions of both hardware and software are as accurate as possible However deviations may occur so that no liability can be accepted for any errors or omissions contained in the information given The contents of this manual will be checked in periodical intervals corrections will be made in the following editions We reserve the right to make technical improvements without notice Contact If you have any questions or comments related to this product please contact us on Ediseja 21 d o o Drenov Gric 175 1360 Vrhnika Slovenia EU Tel 00 386 51 643 411 051 643 411 Email grega flander ediseja21 com www ediseja21 com Copyright Copyright Ediseja 21 2013 All rights reserved Explanation of the symbols Read the instructions Device was tested with 2 5 kV AC voltage to check the device insulation Device ground terminal Waste Electrical and Electronic Equipment WEEE Directive 2002 96 EC the affixed product label indicates that you must not discard this electrical electronic product in domestic household waste E P Company Device Document Code Version Date Page Ediseja 21
9. age allows connection to all common station batteries Additionaly it can be also connected to standard AC voltages This device is intended for use in cubicles and cabinets in all kinds of power production transmission and distribution stations It requires no maintenace All normaly used connectors switches and light indicators are accessed at the front side of the device One light indicator indicates power supply voltage others indicate communication transfer Company Device Document Code Version Date Ediseja 21 CMU 100 2 1 5 5 2 User manual CMUMU215 V2 05 11 2014 APPEARANCE 3 2 APPEARANCE EDISEJA 24 ComMunication Unit 100 series 3 3 3 3 1 pus x Power supply connector tr A Power supply ground terminal Power supply LED Switches Master port RS232 i Communication LEDs __ Slave ports RS485 Picture 2 Front view left amp bottom view right HARDWARE DESCRIPTION This configuration of device is made from main board power supply LEDs switches and logic switch three RS232 interface boards MAIN BOARD Power LED indicates that device is turned on The right LEDs of one port shows activity on receive Rx line and the left one shows activity on transmit Tx line On the bottom side of device are switches and JTAG connector which is intended for downloading necessary software Do not connect anything to that connector Additional switches allows echo on each po
10. cument Code Version Date 14 Ediseja 21 CMU 100 2 1 5 5 2 User manual CMUMU215 V2 05 11 2014 INSTALLATION 5 INSTALLATION 5 1 INSTALLATION Warning Hazardous voltage is present inside the device during operation Disregarding of safety rules can result in severe personal injury or property damage Only qualified personnel may work with described devices after being familiar with warnings and safety notices in this paper and other safety regulations Following instruction must be taken into consideration The device must be accessible to qualified personnel only The device is permitted to operate in enclosed housing or cabinet only The device location must be vibration free The admisible operating temperature must be observed Check the device for damage at unpacking If device is damaged it must not be installed but it should be send to the manufacturer for repair The device should not be opened The device should be mounted on a 35 mm rail acc to EN 50022 Attach ground wire before attaching power supply Device must be grounded during operation Single core or stranded wire 0 5 2 5 mm must be used for power supply connection If stranded wire is used ferrules must be used to prevent fraying Recommended stripping lenght is 5 mm Protective earthing wire must be terminated with tinned copper ear terminal The prescribed bending radius of the optical fibre cables must be observed
11. de Version Date Ediseja 21 CMU 100 2 1 5 5 2 User manual CMUMU215 V2 05 11 2014 Page 4 PREFACE Warning If device is damaged disconnect it from power supply Send it to the manufacturer for inspection N Warning Connect to earth before attaching power supply Company Device Document Code Version Date Page Ediseja 21 CMU 100 2 1 5 5 2 Usermanual CMUMU215 V2 05 11 2014 5 EDISEJA 22 2 2 1 2 1 1 Page 6 9 9 9 9 CMU 100 RS232 to 2x RS485 Star Coupler CMU 100 SYSTEM DESCRIPTION Communication unit CMU 100 is modular system of communication devices that can be used for various of tasks such as communication converter for example RS232 to 485 star coupler for example 1 fiber optic to 7 fiber optics repeater for example RS485 485 communication isolator for example for preventing ground loops communication listener debugger PC serial com port extender for example USB to 4 serial com CMU 100 device is a couple of software and hardware For different purposes different software versions and different hardware configuration have been developed SOFTWARE Software is application dependent and allows different hardware configurations Software s task is switching between communication ports and allows almost any combination between them HARDWARE Hardware is based on main board with power supply and port switching logic On
12. ine Try to switch A and B wires See http en wikipedia org wiki RS 485 for detailed information Connector pin table wm 2 pro tll SLM INTERFACE INTERFACE INTERFACE SWITCH SWITCH SWITCH BAUD 1 28 3 OFF 1 2 amp 3OFF f 1 2 amp 30FF 10N 2 amp 30F 1 ON 2 amp 3 OFF 2 ON 1 amp 3 OF 2 ON 1 amp 3 OFF chi w 3 ON 1 amp 2 OF 00 e 3 ON 1 amp 2 OFF A xm N N 4 STABILISATION lt 4 STABILISATION Ye a 5 TERMINATION 5 TERMINATION NEN 6 STABILISATI 6 STABILISATION a NE NA EN A A _ Picture 5 RS485 interface board appearance with switch settings Page Company Device Document Code Version Date 12 Ediseja 21 CMU 100 2 1 5 5 2 User manual CMUMU215 V2 05 11 2014 HARDWARE DESCRIPTION 1200 HHI N 3 0 0 E uN e tr xz M JPN a 2 2 DO C E SEL E P r T TW TE E CERE ERA AHAH r H nai B 12 TTT T 3 100 lk 10k 100k 1H 10H DATA RATE bps Picture 6 Data rate vs cable lenght Company Device Document Code Version Date Ediseja 21 CMU 100 2 1 5 5 2 User manual CMUMU215 V2 05 11 2014 Page 13 EDISEJA 22 CMU 100 RS232 to 2x RS485 Star Coupler 4 SCHEMATIC 4 F star coupler made Picture 7 General diagram Page Company Device Do
13. oist cloth Do not use liquids Company Device Document Code Version Date Page Ediseja 21 CMU 100 2 1 5 5 2 Usermanual CMUMU215 V2 05 11 2014 17 EDISEJA 21 CMU 100 RS232 to 2x RS485 Star Coupler f TECHNICAL DATA Power supply Type 1 7 DC 110 250 V 48 60 V C 230 V 48 V DC 88 350 V 38 2 V Permissible voltage range AC 70 264 V 30 50 V DC 12 7 mA 24 22 MA AC Fuse internal 2 Power supply indicator green LED marked PWR Rated voltage 10 38 Voltage dips 20 ms Connector type screw type Phoenix RS232 full duplex up to 230 k BAUD Number of ports none GND earthed TG Tu Communication port RS485 interface type 5 M amp L Interface type 5 19200 115200 BAUD Speed 4800 38400 BAUD 300 2400 BAUD Page gt Company Device Document Code Version Date 18 Ediseja 21 CMU 100 2 1 5 5 2 User manual CMUMU215 V2 05 11 2014 TECHNICAL DATA Communication port RS485 interface type 5 M amp L Connector type Phoenix 3pin Max number of devices 32 on BUS Dimensions H W see picture 108 mm 58 me Mount type standard DIN 35 rail acc to DIN EN 50022 Communication indicator Tranmitting green LED marked Tx Company Device Document Code Version Date Page Ediseja 21 CMU 100 2 1 5 5 2 User manual CMUMU215 V2 05 11 2014 19 EDISEJA 2
14. rt Echo can be set on or off for each port Switches Position OFF Echo off Star coupler Echo does not work on half duplex interfaces like RS485 Company Device Document Code Version Date Page Ediseja 21 CMU 100 2 1 5 5 2 Usermanual CMUMU215 V2 05 11 2014 9 EDISEJA 22 3 3 2 3 3 3 Page 10 CMU 100 RS232 to 2x RS485 Star Coupler Ports Configuration Interface 85252 85485 R485 RS232 INTERFACE BOARD Description Single nonisolated full duplex RS232 port with DB9 female connector Supported Rx Tx and GND pins Connector pin table oss 2 3 5 Ka sx om Picture 3 DB9 Female RS485 INTERFACE BOARD Description Single galvanically isolated half duplex RS485 port with Phoenix 3 pin screw connector with automatic switch to receive after end of transmission and with additional terminating and stabilizating resistors Hardware settings For proper functioning of that board some settings must be done Company Device Document Code Version Date Ediseja 21 CMU 100 2 1 5 5 2 User manual CMUMU215 V2 05 11 2014 HARDWARE DESCRIPTION RS485 bus termination and stabilisation baud rate RS485 bus termination and stabilisation TERMINATION At high transmission rates or long distance RS485 bus termination is necessary The termination on RS485 bus must be set on both ends of the RS485 bus STABILISATION
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