User Manual - CEL-MAR
Contents
1. RS 485 4 wire or RS 422 RS 485 2 wire Y A E 9 x lt c c s RS485 RS422 ADA 4021 RS 485 RS 422 to CURRENT LOOP c CONVERTER c QOO RX PWR CL Y Y c 5 Current Loop D 8 Interface p 53mm Fig 1 View 2 3 CURRENT LOOP TRANSMITTER The Current Loop transmitter in the ADA 4021 was made as a passive 0 20mA having low energy short circuit protection on TX and TX lines By the correct connection of the transmitter with power source 1 Current Loop transmitter 0 20mA can operate as active The transmitter diagram is shown on figure below 2 4 CURRENT LOOP RECEIVER The ADA 4021 converter has passive RX receiver having low energy short circuit protection on TX and TX lines By the correct connection of the receiver with power source 12 Current Loop receiver 0 20mA can operate as active The RX red LED on front panel of the converter is a signalization of NO current flow through optocoupler This LED is ON when it is not connect transmitter to receiver wrong connection of transmitter to receiver broken connection of transmitter to receiver The diagram is shown on figure below CEL MAR Zaklad Informatyki i Elektroniki 12 RX I 0 20mA I 0 20 l 0 20mA 11 TX 12 RX 11 Transmitter s 12 Receiver s Passive Transmitter Passive Receiver Current source Current source2. Fig 2 Diagram of the transmitter amp receiver ADA 4021Current Loop 2 5 ISOLATION Converter ADA 4021 has 3 way galvanic isolation on level 1kV or 3kV depend on version described in section below 3 WAY ISOLATION RS485 Current Loop Power Supply 10 30VDC Fig 3 Isolation structure 3 INSTALLATION This chapter will show how to connect ADA 4021 to PC Current Loop bus RS485 422 bus and power supply and how to use it In the purpose of minimization of disruptions from environment is being recommended to apply multipair type shielded cables which shield can be connected to the earthing on one end of the cable arrange signal cables in the distance not shorter than 25 cm from powering cables apply cable of adequate cross section due to voltage drops for converter powering use Interference suppression filters for power supply converters that are installed within a single object not supply converter from power circuit device that generates large impulse interference such as transmitters contactors 3 1 ASSEMBLING The ADA 4021 enclosure is adapted to assembly on TS 35 DIN35 rail To instal converter should the upper part of casing hang hooks on the rail than push the lower part until to hearing characteristic Click sound 3 2 CONNECTION TO PC To connect the ADA 4021 converter to computer RS232 port should be used additional converter eg RS232 to RS485 11040 This converter sh
3. Zaklad Informatyki i Elektroniki ADA 4021 CEL MAR User manual ADA 4021 RS 485 RS 422 to Current Loop Converter Copyright 2001 2014 CEL MAR sp j 1 io ada 4021 en vO 11 ADA 4021 CEL MAR Zaklad Informatyki i Elektroniki Contents MC RRRM 4 cC T 3 I WARRAN 3 1 2 CE N a a 3 1 3 ENVIRONMENTAL 3 SERVICEJAND MAIN PNAN OE Qu Esa SEP Leid aaa Suus aduentu 3 2 PRODUCT INFORMATIGODL dai Du pbDEUriNeRIERXRu MEER S ENSE uas a ERE eS Fares aud aov vao Drac bd ar v d ara desta wt aed rna 3 2 1 PROPERTIE S 3 Pe dag BSS DaS 3 2 3 CURRENT LOOP TRANSMITTEER ccccccceccccececccccaccccccaccecencenuccccuscenceeanecuanuauaencauuaneauataacenuanenuaneauaueacenuaneauadencescuacuucauancueanens 4 2A CURRENT LOOP REOG VER RR 4 5 S INSTALLEATIONI 5 5 3 2 CONNE
4. The ADA 4021 converter is being set in RS485 mode during production as in the table below CEL MAR Zaklad Informatyki i Elektroniki 5 ACTIVATION Converter can be powered after proper connection according to steps above If connection was made properly green LED PWR front panel of converter should light if not check polarization of power connection If the red LED RX is light check correctness of connection transmitting line of Current Loop Device The lighting of RX LED indicates no current flow through the optocoupler in the receiver s circuit During proper data transmission through converter the LEDs Tx and Rx should blink 5 1 LEDS DESCRIPTION Signalization of Power Supply Signalization of data receiving by ADA 4021 from Current Loop Signalization of data transmission from ADA 4021 converter through Current Loop 6 VERSIONS ADA 4021 Current Loop Voltage 24VDC 1 12VDC 2 3 way galvanic isolation 1kV 2 3kV Order example Product Symbol ADA 4021 1 2 1 Current Loop Voltage 24VDC 2 1kV galvanic isolation 10 ADA 4021 CEL MAR Zaktad Informatyki i Elektroniki 7 SPECIFICATION Transition Parameters Connector Screw terminal wire max 2 5mm terminal wire max 2 5mm 1 pair 2 pair twisted cable UTP 2 pair twisted cable eg UTP Nx2x0 5 Transmission line Nx2x0 5 24AWG shield inside large 24AWG shield inside large interferences
5. interferences eg STP Nx2x0 5 24AW G STP Nx2x0 5 24AW G tandards EIA 485 CCITT V 11 0 20mA Current Loop Maximum baud rate 38 4 kbps depend on length of Current Loop line Transmission type Asynchronous half duplex or full duplex e PWR green LED power supply D x 3 c 3 5 3 h o 5 5 O e lt o Optical signalization RX red LED data receiving from Current Loop side TX yellow LED data transmission through Current Loop interface Nominal work conditions 10 24 30 V DC Recommended length of power cable 3m N E 1kV or 3kV between power circuit and Current Loop signal line and RS485 422 between Current Loop signal line and RS485 422 23 50 C 5 95 non condensing Humidity Free Rail mounting according to DIN35 standard TS35 Resistance to disruptions according to the standard PN EN 55024 Emission of disruptions according to the standard PN EN 55022 According to the PN EN60950 norm afety requiring Commercial and light industrial mo m gt OiO Q U 3 7 O ov9z lt 9 5 v 5 D 5 3 et 16 3 2 Q gt 5 o D c 32 zi Oo 3 3j o4 Q O9 5 5 3 5 o o fo as e 9 oz 3 5 E 5 o T m N Q 3 53 x
6. 90 x 58mm Noryl UL 94 V O IP40 IP20 0 10 kg DIN EN50022 DIN EN43880 Storing and Transportation Degree of casing protection Degree of terminal protection According to standards 40 70 C 5 95 non condensing Storage temperature Humidity 11 CEL MAR Zaklad Informatyki i Elektroniki Dear Customer Thank you for purchasing CEL MAR Company products We hope that this user manual helped connect and start up the ADA 4021 converter We also wish to inform you that we are a manufacturer of the widest selections of data communications products in the world such as data transmission converters with interface RS232 RS485 RS422 USB Current Loop Fibre Optic Converters and Ethernet or Wi Fi Please contact us to tell how you like our products and how we can satisfy you present and future expectation U m E UEa 48 41 362 12 46 CEL MAR sp j Tel fax eese 48 41 361 07 70 Zaktad Informatyki i Elektroniki 1 str Sciegiennego 219C 1 Office cel mar pl 25 116 Kielce POLAND Sales department handlowy cel mar pl Technical information support cel mar pl 12
7. by a lifetime warranty on parts and operation If any questions or problems arise during installation or use of this product please do not hesitate to contact Technical Support at 48 41 362 12 46 or e mail support cel mar pl 1 1 WARRANTED INFORMATION CEL MAR Company gives the indefinite guarantee on the ADA 4021 converter The warranty does not cover damage caused from improper use materials consumption or any unauthorized changes If the product does not function accordance with the instructions will be repaired All warranty and no warranty repairs must be returned with paid transport and insuring to the CEL MAR Company CEL MAR Company under no circumstances won t be responsible for ensuing damage from improper using the product or as a result of random causes the lightning discharge the flood the fire and the like CEL MAR Company is not be held responsible for damages and loss including loss of profits loss of data pecuniary losses ensuing from using or the impossibility of using this product In specific cases CEL MAR Company discontinue all warranties and in particular do not follow the user manual and do not accept terms of warranty by the user 1 2 CE LABEL CE symbol on organizing the company CEL MAR a conformity of the device to the directive of the electromagnetic EMC 2004 108 WE compatibility means Electromagnetic Compatibility Directive The declaration of the agreement is accessible through the contact with the technica
8. A gt 2 5 5 UD A o A D A ws 88 5 25 N N N gt 88 N gt 8 N a 2 8 Fig 6 Example connection to RS485 4 wires bus ADA 4021 CEL MAR Zaktad Informatyki i Elektroniki 3 3 2 2 WIRE CONNECTION After connection devices according to figure below the converter should be set for operating on RS485 bus see pt 4 1 PC or MASTER device ADA 11040 RS232 RS232 RS485 422 RS485 2W bus DB 9M DTE DB 9F DCE connector 2 Rx Tx 2 TH A 4 3 3 cB c ce 5 GND GND 5 GND V XL XH X g8 XL V XL X V XL X 8 Lcor vav Lcotr vav 98 5 Lcot vav J Fig 7 Example connection to RS485 2 wires bus 3 3 3 LINE TERMINATION The application of Line Termination terminator Rt 120 will reduce electrical reflection in data line at high baud rate It is not needed below 9600Bd should be used the Line Termination resistor if the distance is over 1000m 9600
9. Bd or 700m 19200Bd transmission Example connection of Rt are shown on Fig 6 7 Two resistors Rt 2120 590 0 25W are supplied with ADA 4021 converter free of charge 3 4 CONNECTION TO CURRENT LOOP DEVICE Current Loop line is connected to TX TX 11 I1 RX 12 I2 terminals of converter as below 3 4 1 CONNECTION TO DEVICE WITH PASSIVE TRANSMITTER amp PASSIVE RECEIVER Current Loop 4021 RS485 RS422 Current Loop Current Loop connector connector connector a Passive Receiver Passive Transmitter Fig 8 Example connection of device with passive transmitter and passive receiver to ADA 4021 CEL MAR Zaklad Informatyki i Elektroniki 3 4 2 CONNECTION TO DEVICE WITH ACTIVE TRANSMITTER amp ACTIVE RECEIVER Current Loop ADA 4021 Device RS485 RS422 Current Loop connector connector Passive Active Receiver Transmitte Passive Receiver Fig 9 Example connection of device with active transmitter and active receiver to ADA 4021 3 4 3 CONNECTION TO DEVICE WITH ACTIVE TRANSMITTER amp PASSIVE RECEIVER Current Loop ADA 4021 Device Current Loop Current Loop connector connector Passive receiver Passive Receiver 7 transmitter Fig 10 Example connection of device with active transmitter and passive receiver to ADA 4021 CEL MAR Zaklad Informatyki i Elektroniki 3 4 4 3 4 3 CONNECTION TO DEVICE WITH PASSIVE TRANSMITTER amp ACTIVE RECE
10. CTION PC ccc ccc ccc cccccccccccccccccccceccceccccuuuuecuuuuacuuuauuuuaueueuuuaueuuauenunuuucuusueausueaeenunuuuuaueneuuucusuenuuausueneuuuausunsuenusuucuunueneunnsunnnes 5 3 3 CONNECTION RS485 BUS ccccccccccccccccccccccccccucccuccucaucuuaecuucucauauuausuucucaucuuauauuduuuusucauaueausuueceuuvausuuseeuucuucusuucusuusuceuuvausuusueneuneas 6 a ea 6 3 3 2 2 WIRE 7 MM E I enn 7 3 4 CONNECTION TO CURRENT LOOP DEVICE c cc ccccccccccccsccccccecccceccecuauscuccecuacencecuauecuscancacuacusuaceceauaacucuaueduscasceucscauausauuacuens 7 3 4 1 CONNECTION TO DEVICE WITH PASSIVE TRANSMITTER amp PASSIVE 7 3 4 2 CONNECTION TO DEVICE WITH ACTIVE TRANSMITTER 8 ACTIVE 8 3 4 3 CONNECTION TO DEVICE WITH ACTIVE TRANSMITTER amp PASSIVE RECEIVER ccctRR R IRR RR 8 3 4 4 3 4 3 CONNECTION TO DEVICE WITH PASSIVE TRANSMITTER amp ACTIVE RECEIVER cccHRRRRReRRRRRRRRRm 9 o5 POWER S
11. IVER Current Loop ADA 4021 Device RS485 RS422 Current Loop Current Loop connector connector connector Active Receiver Txt Passive Tx Transmitter Fig 11 Example connection of device with passive transmitter and active receiver to ADA 4021 3 5 POWER SUPPLY CONNECTION The power supply to the ADA 4021 converter should be DC regulated from 10 V to 30V Nominal power is typically 2W e g ZS 12 250 Power cable from DC power supplies to device must not be longer than 3m Observe the polarity connect positive of DC power supplies to Vss and negative end to Vss terminal ADA 4021 has the protection from opposite connection power supply 4 CONFIGURATION The operating mode of the ADA 4021 converter is set by the use 6 position SW1 switch This switch is located near the five pin screw terminal block see Fig 1 To set the SW1 should remove the terminal cover and using small flat screwdriver make correct setting 4 1 SETTING OF OPERATING MODE All available operating modes are shows in table below If there are any additional questions please contact with technical support suppor cel mar pl or the phone 48 41 362 12 46 ory 1 or RS485 operating mode Description 4 wire RS422 network RS 422 bus Full duplex or half duplex transmission RS 485 bus 2 wire and 4 wire RS485 network automatic data flow control Full duplex or half duplex transmission 4 2 DEFAULT SETTING
12. UPPLECCONNECTIOR scs 9 4 9 4 1 SETTING OF OPERATING 9 LM cd EE aes l E ROI E 9 sid xal i eeVK x V 10 5 1 LEDS DESCRIPTION 0c c cccccccccecesccccccccccceccccescecuscccuscaasecuanecuccaccucanseuuenacusceasesuanacuscucuseaacauuscucuscacsucnacacuccecuecaneacuacauaaaueaeueeaens 10 Sale Br 10 raza gde udomMMMMCX Y 11 CEL MAR Zaklad Informatyki i Elektroniki 1 GENERAL INFORMATION Thank you for your purchase of CEL MAR Company product This product has been completely tested and is covered
13. l service at the address e mail serwis cel mar pl or on the phone at the 48 41 362 12 46 1 3 ENVIRONMENTAL PRESERVATION This sign on the device inform about putting expended device with other waste materials Device should send to the recycling In accordance with the act about the Electronic Appliance Expended from day 29 of July 2005 1 4 SERVICE AND MAINTENANCE The ADA 4021 converter does not require the servicing and maintenance Technical support is available at number 48 41 362 12 46 in 8 00 16 00 from Monday to Friday or e mail support cel mar pl 2 PRODUCT INFORMATION The converter is delivered with User Manual and resistors Rt 120Q 2 pcs 2 1 PROPERTIES Operating on 4 wire network in Current Loop standard Operating 2 wire or 4 wire network in RS485 RS422 standard Possibility of connection up to 32 devices on RS485 RS422 network Baud rate up to 38 4 kbps Transparent for all protocols MODBUS DNP PROFIBUS and other Power supply 10 30 VDC stable 3kV optoizolation in signal channel between RS485 422 and Current Loop interface 1kV or 3kV galvanic isolation between RS485 422 interface and power supply 1kV or 3kV galvanic isolation between Current Loop interface and power supply Automatic control of transmitter receiver of RS485 network Screw terminal block connectors for all connections Integrated short circuit protection and over voltage protection on RS485 422 lines Integrated short circuit p
14. ould be connected with ADA 4021 via RS485 or RS422 bus as shown on the example figure below ADA 4021 CEL MAR Zaktad Informatyki i Elektroniki ADA 11040 ADA 4021 PC RS232 RS232 RS485 422 RS485 422 Rx Te Gm 1 6 GND xt Fig 4 Connection to PC by the use of RS232 to RS485 422 converter ADA 11040 4 wires RS485 PC ADA 11040 ADA 4021 EL RS485 2W GR H me a Con H Rre rB X RX GND Fig 5 Connection to PC by the use of RS232 to RS485 422 converter ADA 11040 2 wires RS485 3 3 CONNECTION TO RS485 BUS RS485 422 interface at ADA 4021 converter is available on terminal block described as Tx B Rx Types of connection the ADA 4021 converter to RS485 4W RS422 and RS485 2W bus are shown below 3 3 1 4 WIRE CONNECTION After connection devices according to figure below the converter should be set for operating on RS485 bus see pt 4 1 PC or MASTER device 1040 RS232 RS232 RS485 422 RS485 4W bus DB 9M DTE DB 9F DCE connector 2 Rx Tx 2 REAS i hians 3 Rx 3 H He 5 GND GND 5 Rx ff Rt O Z 2 x gt o gt Ao gt 4 0 4 rTP x 7 gt y ah gt 5
15. rotection and over voltage protection on Current Loop lines Protection against power supply reverse connection DIN 43880 standard mounting in typical electro installation unit Rail mounting according to DIN35 TS35 standard Dimensions W x D x H 53mm x 58mm x 90mm 2 2 DESCRIPTION The ADA 4021 converts RS485 RS422 standard to Current Loop without interfering with format of transmitted data with maximum baud rate of 38 4kbps via 2 pair of twisted pair The converter has screw terminal block for connection of RS485 422 Current Loop networks and power supply This device use RX RX TX signals for operating Over voltage protection was made on base safety diodes and fuses on each RS485 RS422 and Current Loop lines It is possible to connect up to 32 devices operate in half duplex mode inquiry response on 2 or 4 wires multipoint bus or full duplex mode on 4 wires bus built on the base of ADA 4021 converters To Current Loop interface can be connected one device in point to point topology operates in half duplex or full duplex mode Current Loop connected device can has passive or active transmitter and receiver This converter has internal low energy surge protection for each Current Loop lines however it is recommended to use the external lightning arresters typical protection of telephone line for the lightning protection of lines CEL MAR Zaklad Informatyki i Elektroniki ADA 4021
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