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AS-i

Instruction Manual

for Devices of the

MASI20

series

Art.-No. 55 685

MASI20 DI4 DO4R

Art.-No. 55 686

MASI20 DI4 DO4

Art.-No. 55 687

MASI20 DI4 DO3 AB

Art.-No. 55 688

MASI20 DI4 AB

Art.-No. 55 768

MASI20 DI4 DO3R AB

Instruction manual Art. No. 55 769

Version 1.0

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Summary of Contents for 55 685

Page 1: ...Handbuch Manual Manuel MASI20 ...

Page 2: ...r Devices of the MASI20 series Art No 55 685 MASI20 DI4 DO4R Art No 55 686 MASI20 DI4 DO4 Art No 55 687 MASI20 DI4 DO3 AB Art No 55 688 MASI20 DI4 AB Art No 55 768 MASI20 DI4 DO3R AB Instruction manual Art No 55 769 Version 1 0 ...

Page 3: ...2 SYSTEM DESCRIPTION 6 2 1 AS i system 6 2 2 System data 8 2 3 Information for the beginner 9 2 4 Electrical specification 10 2 4 1 System cables 10 2 4 2 System power supply 11 2 4 3 Voltage drop 12 2 4 4 Cable cross sections 12 2 4 5 Auxiliary power supply 13 2 5 Slave profile 13 3 INSTALLATION INFORMATION 14 3 1 Dimensions 14 3 2 Mounting 14 3 3 Unmounting 16 3 4 Wiring bus and supply cables 17...

Page 4: ... Addressing 24 4 1 1 Addressing device connection 25 4 2 System configuration 25 4 2 1 Configuration with an AS Interface addressing device 26 4 2 2 Configuration via the AS Interface master 26 4 3 Automatic configuration 26 5 DIAGNOSTIC INFORMATION DISPLAYS 27 5 1 Bus Device status display 28 5 2 I O status display 28 5 3 Auxiliary supply 28 6 OVERLOAD SHORT CIRCUIT RESPONSE 29 6 1 Sensor transmi...

Page 5: ...manual for devices of the MASI20 series Additions corrections to the manual Version Chapter Additions corrections Date Name 0 1 Issued by 15 06 04 ERW 0 2 MASI40 MASI20 27 07 04 ERW 1 0 Correction 11 08 04 DK Notes ...

Page 6: ...installation and handling The Configuration Information section directs itself to system planners It offers important information and details relevant to successful configuration The Installation section provides details regarding installation in both mechanical and electrical context This chapter addresses itself in particular to qualified and trained electricians responsible for the assembly and...

Page 7: ...equipment or non observance of the information in this product manual can result in injury or serious damage to man and or material Only supplementary or extension devices that have been recommended by Murrelektronik may be employed in conjunction with products of the MASI20 series Any application or usage beyond and above this shall be regarded as non designated 1 2 Target groups This manual addr...

Page 8: ...he designated function of this equipment is guaranteed only if the conditions for installation system extension operation and maintenance are complied with b Only system extensions and cables are allowed which meet the requirements and regulations for safety electromagnetic compatibility and where applicable telecommunications transmission equipment and specifications The installation of other ext...

Page 9: ...sic EMC standards EN 61000 4 3 EMC Part 4 Testing and sensing methods Main section 3 Test of immunity to RF electromagnetic fields EN 61000 4 4 EMC Part 4 Testing and sensing methods Main section 4 Test of immunity to rapid transient disturbances burst EMC basic standards EN 61000 4 6 EMC Part 4 Testing and sensing methods Main section 6 Test of immunity to asymmetric RF input EMC basic standard A...

Page 10: ...trations Illustrations are numbered with white numbers in black round fields Example Text 1 Œ Text 2 Text 3 The explanatory text follows in tabular form under the same number in direct context to the preceding illustration 1 6 3 Use of handling instructions Handling instructions describe the sequence of steps during installation setup operation and maintenance that must be strictly observed The nu...

Page 11: ...g to extended specifications it supports the operation of maximum 62 modules There are two types of slaves active and passive modules Active modules are slaves with interfaces linking to common binary sensors and actuators Each data transmission cycle between the master and the slave is limited to 4 input data bits and 4 output data bits This kind of structure and the length of the data messages s...

Page 12: ...ectrical installation with different network topologies line star or tree structure Fig 2 3 Topology of the AS Interface system The data cycle time depends on the network topology and the entire scope of the system For a complete system with 31 slaves it is about 5 ms and with 62 slaves extended specifications about 10 ms Master PLC Slave Slave Slave Slave Slave Slave Slave Slave Slave Slave Line ...

Page 13: ...uts for a complete system Addresses A specific address for each slave between 1 31 or 1 31 A and 1 31 B extended specification Addressing mode By means of a manual addressing device or via the master Messages Cyclic messages from the master to the individual slaves master call with instant reply from slave slave reply Bit rate 4 bits of informative data per slave and message Data cycle time 5 ms w...

Page 14: ...he sum of all cable lengths exceeds 100 m Configuration How are the modules to be assigned To avoid addressing errors create an assignment scheme and carefully label all addressed modules accordingly Installation Where will the modules be installed Depends on the module enclosure type either in a switch cabinet or terminal box Place modules of enclosure type IP 67 close to sensors and actuators fo...

Page 15: ...ission characteristics Impedance from 80 to 120 ohms for 167 kHz Additional auxiliary power is usually required for actuators Cable leads brown Field bus system cable ASI 24V DC auxiliary power 24V DC blue Field bus system cable ASI 24V DC auxiliary power DC 0V Fig 2 4 AS Interface round cable according to DIN VDE 0281 Part 402 For standard profiled cables the strand insulation is made of a rubber...

Page 16: ...nforming to IEC directives PELV Protected Extra Low Voltage Each AS Interface branch requires its own power supply The data filter integrated into the power supply constitutes the basic difference in comparison with usual industrial power supplies It enables the transmission of both power and data 4 Art No 85381 MCS A 4 110 240 30 Art No 85382 MCS A 4 110 240 30 EFD with earth fault detection ...

Page 17: ...vailable sensors The voltage needed to operate the sensors is supplied by a slave internal power supply taken from the bus With the lowest admissible supply voltage at slave level and with regard to voltage drops in the slave optimal power supply of sensors is always guaranteed The sensor power supplies of different AS Interface modules supplied by the bus cable are not grounded and should in no c...

Page 18: ...cation by the AS Interface master The conditions for this are listed in the AS Interface specifications The profile consists of one identification code ID Code 2 extended identification codes ID1 Code and ID2 Code as well as the Inputs Outputs configuration code IO Code These data determine the slave function The slave profile is represented as follows S IO ID ID2 e g S 7 A 0 This profile is perma...

Page 19: ...es 14 V 1 0 3 Installation information 3 1 Dimensions 60 mm 77 mm 25 82 mm 91 mm Fig 3 1 Dimensions MASI20 3 2 Mounting Modules can easily be mounted on a rail When attaching the module it must be assured that the snap in mechanism is tight fit 1 2 3 ...

Page 20: ...Instruction manual for devices of the MASI20 series V 1 0 15 Fig 3 2 DIN rail mounting ...

Page 21: ...Instruction manual for devices of the MASI20 series 16 V 1 0 3 3 Unmounting Use a screwdriver to unmount modules from rail 2 3 1 Fig 3 3 DIN rail unmounting FAULT ASI PWR AUX PWR I0 I1 I2 I3 O0 O1 O2 O3 ...

Page 22: ...nt consumption of the AS Interface slave and the corresponding peripheral components such as sensors and or actuators Typical applications requiring an additional power supply Photoelectric safety locking Inductive loads switching devices valves etc The additional power supply unit must be fitted with a protection cutoff device and must be in conformity with PELV directives according to IEC 364 4 ...

Page 23: ...e the continuity of the bus even if module MASI20 is disconnected The connection of the cables is identical for both connection The acceptable section of wire goes from 0 5 to 0 75mm 1 2 Fig 3 4 wiring stripping connectors 3 4 3 2 Screw connectors AS accessory 6 we provide screw connectors Those one accept a bigger wire section but don t ensure the continuity of the bus even if module MASI20 is di...

Page 24: ...ircuit All sensors and transmitters connected to a Murrelektronik AS Interface module are supplied by the same power source The power supply of sensors from the system s supply unit is not grounded Never connect the sensor supply or sensors transmitters to other modules 3 5 1 Spring connector The product is delivered with spring connectors To connect a wire it is first of all necessary to strip it...

Page 25: ... wiring screw connectors 3 5 3 Protection inversion of connector In order to avoid reversing the assembly of the connector on the module there exists a pin on the site of the input connector This prevents from connecting the output connector instead the input connector To be able to connect the input connector it is necessary beforehand to cut a pin of codification as explained on the figure below...

Page 26: ...res sensor connection Refer to the wiring plan printed on the side of the product Defer to the plan of wiring being reproduced on marking on the side of the product 3 5 5 Connecting 3 wires sensor PNP The 3 wires PNP sensor must be connected in the following way S S U0 24V I0 I1 I2 I3 COM Fig 3 10 3 wires sensor PNP connection Refer to the wiring plan printed on the side of the product ...

Page 27: ...The capacity of outputs is indicated in the installation manual of each module The module outputs of the MASI20 range and the corresponding potentials must in no case be galvanic connected to the inputs or outputs of other AS Interface modules 3 6 1 Protection inversion of connector In order to avoid reversing the assembly of the connector on the module there exists a pin on the site of the input ...

Page 28: ...atic transistor output Refer to the wiring plan printed on the side of the product By commuting big capacitive load it is possible that the module indicate a periphery fault due to the switching down delay 3 6 3 Wiring a load on a relays output Some modules of the MASI20 family have relays outputs and loads must be connected in the following way O0 O1 O2 O3 C RL RL RL RL AC DC C Fig 3 13 Wiring a ...

Page 29: ...range is from 1A to 31A and 1B to 31B The installation of an appropriate master is required when using AS Interface systems conforming to the extended specifications In a system you can generally operate simultaneously slaves conforming to standard specifications and slaves conforming to the specifications Is this case standard slaves are identified as slaves of type A by the master The same addre...

Page 30: ...ig 4 1 Interface for MASI20 4 2 System configuration The system setup is established during the configuration phase the master must be used in configuration mode In this mode the master automatically recognizes the slaves connected to the bus The features of the system the profiles ID ID1 ID2 IO Code as well as the slave addresses are stored by the master In case of system extensions that are not ...

Page 31: ...ge the slave address via the master ÄMaster user s manual Repeat steps and ƒ until all the slaves are connected and addressed Check if all the slaves have been detected and stored into the LDS list List of Detected Slaves ÄMaster user s manual Configure the system ÄMaster user s manual Switch into protected configuration mode ÄMaster user s manual Check the master displays The display of configura...

Page 32: ...the I O module and connected peripheral components such as sensors and actuators All MASI20 modules feature separate clearly arranged displays for bus status device status and I O status These displays are located on the front of the module housing FAULT ASI PWR MASI20 DIx DOx Art No 55xxx I0 I1 I2 I3 O0 O1 O2 O3 0V 0V 24V Com AUX PWR Profil S x x x 1 2 3 Œ LED Diagnosis Voltage LED input status d...

Page 33: ...status display is allocated individually to each input and output According to the function the display is as follows I1 In for inputs or O1 On for outputs The display is located directly next to the corresponding connector and makes it possible to recognize the status of peripheral components such as sensors and actuators I O yellow Status input output deactivated input output activated off on Ta...

Page 34: ...ore indicated by the master 6 2 Auxiliary supply Absence of voltage or a voltage below 9V of the auxiliary supply corresponds to a peripheral error FID of the slave error indicated by the master if it is in conformity with the specification AS i 2 1 The slave indicates such errors by flashing display of the red LED FAULT The slave still works normally The outputs or the sensor supply are no more s...

Page 35: ...ay of the red LED FAULT The slave still works normally The short cut output is disconnected by the output driver The master indicates the peripheral error by flashing display of the CONFIG ERR LED When the cause of the error has been corrected The slave is reset the red LED FAULT is off The output is reset initial status on the AS i bus The error is no more indicated by the master By commuting big...

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