User manual MODULE
Contents
1. FE OUT4 outputs OUT5 OUT6 ji OUT7 eure OUT1 OUT8 outputs supply bottom view front view Figure 4 1 Terminals description 4 e When use of SMPS it is strongly recommended to connect PE wire e All connections must be made while power supply is disconnected Figure 4 2 Method of cable insulation replacing and cable terminals User manual MODULE SOC 8 24Vo RS 485 O ov interface outputs power supply pi r power supply 24V OUT1 amp o gt Te uP gt 8x o X driver OUT8 el t GND optoisolation Figure 4 3 Block schematic of SOC 8 GND e0V OUT8 OUT7 OUT6 OUTS OUT4 OUT3 d OUT2 OUT1 Vpp TENN Figure 4 4 Recommended method of resistive load connection GND e0V OUT8 OUT7 OUT6 OUTS OUT4 OUT3 s s OUT2 OUT1 Vpp 4 im z 6 24V Figure 4 5 Recommended method of inductive load connection User manual MODULE SOC 8 4 3 MAINTENANCE The unit does not have any interna2. MODBUS RTU protocol Standard functions of Modbus protocol allows to change device address and detects its type 3 TECHNICAL DATA Power supply voltage 16 24 30V DC separated External fuse required T type max 1A Current consumption 20mA typically Number of independent outputs 8 Signalisation of output state LED light when output is active User manual MODULE SOC 8 Max output current Galvanic isolation Communication interface Baud rate Number of modules in 1 network Data memory Protection level Housing type Housing dimensions L x W xD Operating temperature depending on version Storage temperature depending on version Humidity Altitude Screws tightening max torque Max connection leads diameter EMC AN 0 5A single output max 2 active outputs 0 2A single output all outputs active All outputs are galvanically isolated from module supply and RS 485 interface RS 485 8N1 Modbus RTU 1200 115200 bit s maximum 128 non volatile memory EEPROM type IP 20 housing and connection clips DIN rail mounted 35 mm rail 101 x 22 5 x 80 mm 0 C to 50 C or 20 C to 50 C 10 C to 70 C or 20 C to 70 C 5 to 90 no condensation up to 2000 meters above sea level 0 5 Nm 2 5 mm according to PN EN 61326 1 This is a class A unit In housing or a similar area it can cause radio frequency interference In such cases the user can be requested to use appr
3. 1 06 00 20 00 02 09 C1 3 Setting of OUT1 state ADDR FUNC REG H L DATA H L CRC LH 01 06 00 01 00 01 19 CA The answer the same as the message ADDR FUNC REG H L DATA H L CRC LH 01 06 00 01 00 01 19 CA 4 Simultaneous change of all outputs state ADDR FUNC REG H L COUNT H L CRC LH 01 03 00 09 00 01 54 08 The answer ADDR FUNC BYTEC DATA H L CRC LH 01 03 02 00 01 79 84 DATA L 01 OUT 1 is active all other inactive A 12 There is no full implementation of the Modbus Protocol in the device The functions presented above are available only User manual MODULE SOC 8 13 User manual MODULE SOC 8 14 User manual MODULE SOC 8 15 fj simex SIMEX Sp z 0 0 ul Wielopole 7 80 556 Gda sk Poland tel 48 58 762 07 77 fax 48 58 762 07 70 http www simex pl e mail infoQsimex pl
4. MPLES OF OUTPUT CONTROLLING uuuesursussunseanunnnsnrnnnunnnnnnnnnnunernnnannnnnnnnnnannennnnannsnanan 9 6 THE MODBUS PROTOCOL HANDLING 11 10 6 1 LIST OF REGISTERS 2222 ea nn nusse ten r kk km n wid 6 2 TRANSMISSION ERRORS DESCRIPTION cccccccccsccescecesceeseecsesseseeseeceesessessseseeseeseesersensseeaes 74 6 3 EXAMPLES OF QUERY ANSWER FRAMES uuuueessesserneenennennennennnnnnennnnnenennnnnnnnnnnnnnnnnnnnernnnnnn 11 Explanation of symbols used in the manual This symbol denotes especially important guidelines concerning the installation and operation of the device Not complying with the guidelines denoted by this symbol may cause an accident damage or equipment destruction IF THE DEVICE IS NOT USED ACCORDING TO THE MANUAL THE USER IS RESPONSIBLE FOR POSSIBLE DAMAGES This symbol denotes especially important characteristics of the unit Read any information regarding this symbol carefully User manual MODULE SOC 8 1 BASIC REQUIREMENTS AND USER SAFETY AY The manufacturer is not responsible for any damages caused by inappropriate installation not maintaining the proper environmental conditions and using the unit contrary to its assignment Installation should be conducted by qualified personnel During installation all available safety requirements should be considered The fitter is responsible for executing the installation according to this manual local safety and EMC r
5. ODh register decides about the state of the outputs after communication lost Its lower byte is a PRE alarm state activated after time delay defined by register OBh in seconds range 0 to 65535 seconds since lost of communication The higher byte of reg ODh defines final state of outputs and is activated after delay stored in register OCh since PRE alarm activation Register OCh is expressed in seconds too and has range from 0 to 65535 Setting of PRE alarm or FINAL state delay to 0 causes in turning off this option After power on device sets all outputs according to its FINAL state higher byte of reg ODh content Internal time counters are cleared after every write to the device via RS 485 interface Forcing of OxFF address New devices has set to Modbus addresses OxFE To enhance system installation process special operation mode has been developed It allows to force address OxFF in single module using internal momentary switch mounted on module mainboard Figure 4 1 To change address of the device to FFh wait fora moment after power up until green LED RUN starts flashes Next press and hold push button about 4 seconds until green LED will lights permanently then release push button The device changes its MODBUS address to FFh and waits for a new address readdressing Green LED RUN stay permanently on until readdressing via RS 485 or power off While module is in this state it is possible to control its inputs and commu
6. STERS Register Write Range Register description 01h 08h Yes Geri The state of particular outputs numbers of outputs are the same as register numbers 1 closed on 0 open off e The state of all outputs bits are ascribed to outputs eH ves BEN Bit 0 corresponds to OUT1 bit 1 to OUT2 and so on PRE alarm delay expressed in seconds OBh Yes 0 FFFFh 0 PRE alarm is off FINAL state delay expressed in seconds OCh Yes 0 FFFFh 0 FINAL state is off is set only after power on a Higher byte FINAL state opn eS 0 FFFFh ower byte PRE alarm state 20h Yes 1 FFh Device address New devices has default address FEh 21h No 0099h Device identification code ID 2 z Baud rate bit sec 0 1200 1 2400 2 4800 3 9600 a Yes one 4 19200 5 38400 6 57600 7 115200 2 Firmware version hexadecimal eee me Sie e g value 0123h means version 1 23 1 after writing to register no 20h the device responds with an old address in the message 2 after writing to register no 22h the device responds with the new baud rate address 00 This operation causes changing of addresses of all modules connected to the RS 485 network Modules receive and interprets BROADCAST frames but do not transmit answers a If register 20h is being written it is possible to use BROADCAST frame with 10 User manual MODULE SOC 8 6 2 TRANSMISSION ERRORS DESCRIPTION I
7. egulations The unit must be properly set up according to the application Incorrect configuration can cause defective operation which can lead to unit damage or an accident If in the case of a unit malfunction there is a risk of a serious threat to the safety of people or property additional independent systems and solutions to prevent such a threat must be used Neighbouring and connected equipment must meet the appropriate standards and regulations concerning safety and be equipped with adequate overvoltage and interference filters Do not attempt to disassemble repair or modify the unit yourself The unit has no user serviceable parts Defective units must be disconnected and submitted for repairs at an authorized service centre The unit is designed for operation in an industrial environment and must not be used in a household environment or similar 2 GENERAL CHARACTERISTICS Module type SOC 8 is designed for low power devices controlling via RS 485 interface SOC 8 can be applied to distributed controlling visualisation and signalling systems The module can drives relays bulbs LEDs and other DC current devices with power voltage not higher than 24V and current up to 0 5A Full galvanic isolation allows safe operation of HOST system without any risk of its faults caused by high voltage All operating functions of SOC 8 are available by RS 485 interface and can be controlled by any visualisation software using
8. etically induced interference the use of twisted couples of signal cables so called spirals is recommended The spiral best if shielded must be used with RS 485 serial transmission connections User manual MODULE SOC 8 In the case of interference from the power supply side the use of appropriate anti interference filters is recommended Bear in mind that the connection between the filter and the unit should be as short as possible and the metal housing of the filter must be connected to the earthing with largest possible surface The cables connected to the filter output must not run in parallel with cables with interference e g circuits controlling relays or contactors External powers supply must be connected to the module Uz Uz typically 24V DC and two wires RS 485 A B communication interface Outputs are placed on bottom side of the module see Figure 4 1 Common signal of the outputs GND and Vpp must be connected to the module these signals are required for proper operation of the module It is recommended to separate output signals power and GND from power supply of the module e g use other power supplies Controlling of the device is realized by internal connection of particular output to GND power supply RS 485 power supply 24V DC SLAVE ground X A j Uz A B Uz force address OxFF swich OUT OUTS gt z outputs ground is available FE through this hole ouT2 0uT3
9. f an error occurs while write or read of single register then the device sends an error code according to Modbus RTU specifications Error codes 01h illegal function only functions 03h and 06h are available 02h illegal register address 03h illegal data value 6 3 EXAMPLES OF QUERY ANSWER FRAMES Examples apply for device with address 1 All values are represent hexadecimal Field description ADDR FUNC REG H L COUNT H BYTE C DATA H L CRC LH Device address on modbus network Function code Starting address address of first register to read write Hi and Lo byte L No of registers to read write Hi and Lo byte Data byte count in answer frame Data byte Hi and Lo byte CRC error check Hi and Lo byte 1 Read of device ID code ADDR FUNC REG H L COUNT H L CRC L H 01 03 00 21 00 01 D4 00 The answer ADDR FUNC BYTEC DATA H L CRC LH 01 03 02 00 99 78 2E DATA identification code 0099h 2 Change of the device address from 1 to 2 write to reg 20h ADDR FUNC REG H L DATA H L CRC LH 01 06 00 20 00 02 09 C1 DATA H 0 DATA L new device address 2 11 User manual MODULE SOC 8 The answer the same as the message ADDR FUNC REG H L DATA H L CRC LH 0
10. l replaceable or adjustable components available to the user Pay attention to the ambient temperature in the room where the unit is operating Excessively high temperatures cause faster ageing of the internal components and shorten the fault free time of unit operation In cases where the unit gets dirty do not clean with solvents For cleaning use warm water with small amount of detergent or in the case of more significant contamination ethyl or isopropyl alcohol A Using any other agents can cause permanent damage to the housing X Product marked with this symbol should not be placed in municipal waste Please f X check local regulations for disposal and electronic products 5 PRINCIPLE OF OPERATION Directly after power on the device is signalising its normal operation flashing green LED marked RUN about 2 times sec Short flashes of LED marked TX ERROR signalize activity of RS 485 interface and permanent light of this LED signalizes malfunction of the device Using transmission over RS 485 interface it is possible to change the state of device outputs see THE MODBUS PROTOCOL HANDLING Red LEDs marked OUT1 OUT8 signalize active state of outputs Pay special attention for permissible currents of outputs and the sum of all currents see TECHNICAL DATA The device has three registers address OBh OCh ODh used for controlling the state of the outputs while lost of communication with HOST device The content of
11. nication is possible using temporal address FFh 8 User manual MODULE SOC 8 At this moment MASTER controller should find new device and readdress it to address other than OxFF and OxFE After remote readdressing green LED indicator starts to flashes again Simultaneously with change of device address baud rate is changed to 9600 bit s Required transmission speed 1200 bit s to 115200 bit s can be set by write to register 22h After change of transmission speed the device sends the answer with new baud rate While installation of the new network it is recommended to readdress all devices using baud rate 9600 bit s and next change speed of all devices simultaneously using BROADCAST query with address 00h 5 1 EXAMPLES OF OUTPUT CONTROLLING 1 No control of communication lost Content of registers OBh 0 OCh 0 ODh FFOOh Operation Device do not controls delays between successive writings After power on outputs are set to state FFh 2 Control without PRE alarm Content of registers OBh 0 OCh 60 ODh FFOOh Operation After 60 seconds since last write to any of output registers the device goes to FINAL state and sets its outputs to FFh The device stays in this state to the next write to any of output registers After power on outputs are set to state FFh 3 Control with PRE alarm Content of registers OBh 120 OCh 60 ODh FFOOh Operation After 120 seconds since last write to any of o
12. ocal regulations and laws In order to secure against accidental short circuit the connection cables must be terminated with appropriate insulated cable tips Tighten the clamping screws The recommended tightening torque is 0 5 Nm Loose screws can cause fire or defective operation Over tightening can lead to damaging the connections inside the units and breaking the thread In the case of the unit being fitted with separable clamps they should be inserted into appropriate connectors in the unit even if they are not used for any connections Unused clamps marked as n c must not be used for connecting any connecting cables e g as bridges because this can cause damage to the equipment or electric shock Due to possible significant interference in industrial installations appropriate measures assuring correct operation of the unit must be applied To avoid the unit of improper indications keep recommendations listed below Avoid common parallel leading of signal cables and transmission cables together with power supply cables and cables controlling induction loads e g contactors Such cables should cross at a right angle Contactor coils and induction loads should be equipped with anti interference protection systems e g RC type Use of screened signal cables is recommended Signal cable screens should be connected to the earthing only at one of the ends of the screened cable In the case of magn
13. opriate preventive measures 4 DEVICE INSTALLATION The unit has been designed and manufactured in a way assuring a high level of user safety and resistance to interference occurring in a typical industrial environment In order to take full advantage of these characteristics installation of the unit must be conducted correctly and according to the local regulations AN Read the basic safety requirements on page 3 prior to starting the installation Ensure that the power supply network voltage corresponds to the nominal voltage stated on the unit s identification label The load must correspond to the requirements listed in the technical data All installation works must be conducted with a disconnected power supply User manual MODULE SOC 8 4 1 UNPACKING After removing the unit from the protective packaging check for transportation damage Any transportation damage must be immediately reported to the carrier Also write down the unit serial number on the housing and report the damage to the manufacturer Attached with the unit please find user s manual warranty 4 2 CONNECTION METHOD Caution AY Installation should be conducted by qualified personnel During installation all available safety requirements should be considered The fitter is responsible for executing the installation according to this manual local safety and EMC regulations Wiring must meet appropriate standards and l
14. rz Assisting the automation LIB SIMEX industry since 1986 User manual MODULE SOC 8 Firmware v 2 0 or higher e Input type voltage OC Dedicated for DAQ systems OUT1 Tx OUT2 ERROR OUT3 OU OUTS RUN OUT6 ouT7 n c OUT8 7 W AA 9 CE Read the user s manual carefully before starting to use the unit or software Producer reserves the right to implement changes without prior notice 2013 02 08 SOC 8_INSSXEN_v 1 08 000 User manual MODULE SOC 8 CONTENTS 1 BASIC REQUIREMENTS AND USER SAFETY sscseccsssossesesssnssssensensensenssnseessassensensensenssenseeensenensonensoaes 3 2 GENERAL CHARACTERISTICS sscscssssessesssssssscnsonsensensensenseasenssensessensnsenseassnseessensonsensenscancensonseensaeensons 3 3 TECHNICAL DATA cccecsessessessesssessensensensesssnscensessonsensonsenssassoscessonsansenseasenscensnssensessanseasenssensensonsnsonseaseensoes 3 4 DEVICE INSTALLATION csccsssseseessescensensenscensensensensensensenssnscensessensensensenseaseascansossansnseaseassensansssensssensseease 4 AT UNPACKING on testa cave chia edo A wz a wada WIA DEERE en EA Eta iPody wedi EL ER ADS TAS papapa Papae EE EEA E 5 4 2 CONNECTION METOD ula Gz R iR WO NAZWE OE ORAWA unseren 5 4 3 MAINTENANCE Misere ki cy teats data zie w inst any zadana c Snipa 8 5 PRINCIPLE OF OPERATION uuzursursorsnnonnonnennnnnnnnnnnnunnunnennnnnnnnnnnnnnnnnnnnnunnnnnnnnnnnnunnnnnunnnnnnnnnsnnnnnnnnnannnnannnnnn 8 5 1 EXA
15. utput registers the device goes to PRE alarm state and sets its outputs to 00h After next 60 seconds since last write to any of output registers the device goes to FINAL state and sets its outputs to FFh The device stays in this state to the next write to any of output registers After power on outputs are set to state FFh 4 Control with PRE alarm without FINAL state Content of registers OBh 120 OCh 0 ODh FFOOh Operation After 120 seconds since last write to any of output registers the device goes to PRE alarm state and sets its outputs to 00h The device stays in this state to the next write to any of output registers or to power supply off After power on outputs are set to state FFh User manual MODULE SOC 8 6 THE MODBUS PROTOCOL HANDLING Transmission parameters 1 start bit 8 data bits 1 stop bit no parity control Baud rate selectable from 1200 to 115200 bits second Transmission protocol MODBUS RTU compatible The device parameters and display value are available via RS 485 interface as HOLDING type registers numeric values are given in U2 code of Modbus RTU protocol The registers or groups of the registers can be read by 03h function and wrote by 06h single registers accordingly to Modbus RTU specification Maximum group size for 03h function can not exceeds 12 registers for single frame Gi The device interprets the broadcast messages but then do not sends the answers 6 1 LIST OF REGI
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