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Field Control Distributed I/O and Control System Profibus Bus

1. Connector for Cable _ to Next Device l l Je 3 0000000 0000000 2 8 Profibus Bus Interface Unit User s Manual September 1996 GFK 1291A Installing the Bus Interface Unit on the Terminal Block 46455 End View Cable Slot a Connecting v a a i m 1 Power must be OFF when installing the BIU 2 Before installing a new BIU remove the cable slot knockout on the end of the module that will cover the connecting cable It can be removed with pliers or by pressing out from inside the module housing 3 Position the BIU module so that the cable slot in the module housing is over the connecting cable Press the module down firmly Do not exert excessive force it may damage the equipment 4 After placing the Bus Interface Unit onto the terminal block tighten its screws to secure it Maximum recommended torqueis9 in lbs Removing the Bus Interface Unit from the Terminal Block Do Not Tilt 1 46426 a h AAE PA GFK 1291A Chapter 2 Installation Power to the I O Station should be Off Loosen the Bus Interface Unit retaining screws Be sure screws are fully disengaged Attempting to remove the module with screw s partially engaged may damage the equipment 3 Pull the Bus Interface Unit module straight away from the Terminal Block Do not tilt the Bus Inter
2. Default value depends on module type Profibus Bus Interface Unit User s Manual September 1996 GFK 1291A Input and Output References Assigned by Autoconfiguration During Autoconfiguration a BIU assigns the modules in its I O Station to reference addresses within its own memory tables References start at 0001 within each memory type Discrete Inputs Discrete Outputs Analog Inputs Analog Outputs Begin at 100001 bit data Begin at Q00001 bit data Begin at AI0001 word data Begin at AQ0001 word data These reference addresses are used locally by the BIU and are also used when looking at I O data with a Hand held Programmer for example when forcing I O data Example Configuration 1 Discrete Input and Output Modules The first example configuration shows how the BIU assigns references to a group of discrete input and output modules that are present when it is powered up Slot 0 Bus Interface Unit none Slot 1 Relay Output module 8 points Q00001 Q00008 Slot 2 ESCP Output module 8 points Q00009 Q00016 Slot 3 Discrete Output module 16 points Q00017 Q00032 Slot 4 Discrete Output module 16 points Q00033 Q00048 Slot 5 Discrete Input module 16 points 100001 100016 Slot 6 ESCP Output module 8 points Q00049 Q00064 Slot 7 Discrete Input module 16 points 100017 100032 Slot 8
3. 0 0 c cece eee eee 1 10 Bus Interface Unit Functional Specifications 00 c cece ee eee 1 11 Configuration cn Pind Rita dhe tide Hebden da aback 1 12 Hand held Programmer ccc ene 1 12 POMDUS estari ee Pees reed neha eee Pee ANE nas whe kb REG aly ea 1 13 Chapter 2 Installanons ise isivs sac hans sedan sys eae Fas aw aes RGF 4Gh s 2 1 Preinstallation Check 0 cece eens 2 2 Static Proteci n aese tos Bee te ek Be old he eM ee Ree eee es 2 2 Conformance to Standards 0 eee eee eee 2 2 Removing the Bus Interface Unit from the Terminal Block 2 3 Installing the DIN Rail srsti geceden eee eee eee 2 4 Installing the Bus Interface Unit Terminal Block on the DIN Rail 2 5 Setting the BIU DIP Switches 6 cee eee 2 6 Installing the Cables Between Terminal Blocks 000 2 8 Installing the Bus Interface Unit on the Terminal Block 2 9 Removing the Bus Interface Unit from the Terminal Block 2 9 System Wiring Guidelines 0 eee eens 2 10 System Grounding sss Teraa sni iaa eee eee eee 2 11 Power Wiring to the Bus Interface Unit 0 60 naran 2 12 Connecting the Communications Bus 6060 c cece eee eee 2 13 Bus Termination siata Sac oe Seiad BUN UG Tadeo Mit Tits 2 15 Observing the LEDS oreinen aeae e ee ee a ee tee es 2 16 Removing Replacing the Bus Interface Unit Fuse 00 2 17 Removin
4. Discrete Input module 16 points 100033 100048 Example Configuration 2 Discrete Modules Empty Slot Between Modules Autoconfiguration by the BIU stops at the first empty slot This example shows the same modules as example configuration 1 but the module in slot 7 is not present when the BIU is powered up Therefore the module in slot 8 is not included in the configuration it can be configured manually Slot 0 Bus Interface Unit none Slot 1 Relay Output module 8 points Q00001 Q00008 Slot 2 ESCP Output module 8 points Q00009 Q00016 Slot 3 Discrete Output module 16 points Q00017 Q00032 Slot 4 Discrete Output module 16 points Q00033 Q00048 Slot 5 Discrete Input module 16 points 100001 100016 Slot 6 ESCP Output module 8 points Q00049 Q00064 Slot 7 Empty Slot 8 Discrete Input module 16 points not configured GFK 1291A Chapter 3 Autoconfiguration Example Configuration 3 Discrete and Analog Input and Output Modules The BIU autoconfigures analog modules in the same way as discrete modules Each analog reference address represents one word of memory Each discrete reference represents one bit of memory Slot 0 Bus Interface Unit none Slot 1 Analog Input module 8 points AT0001 AI0008 Slot 2 ESCP Output module 8 points Q00001 Q00008 Slot 3 Discrete Output module 16 points Q00009 Q00024 Slot
5. GFK 1291A Chapter 1 Introduction 1 11 Configuration The Profibus BIU and the Field Control I O modules are shipped with a set of default operating characteristics that can be used as is in many applications At powerup the BIU will automatically read the configuration of the modules installed in the I O Station and create the overall configuration for the I O Station The BIU stores the configuration in non volatile memory in the BIU Terminal Block where it is protected against power loss As soon as the master establishes communication with the BIU it is ready to start exchanging I O and diagnostics data Custom Configuration The BIU can also be configured with a Hand held Programmer m to assign non default values to the modules in the I O Station m to configure modules which are not installed at the time of configuration m toconfigure modules located after empty slots in the I O Station m To edit an existing configuration For more information please see Chapter 4 Using a Hand held Programmer The Hand held Programmer Manual GFK 0402 for basic HHP operating instructions Hand held Programmer The Hand held Programmer provides a convenient portable operator interface to the Bus Interface Unit and I O modules Hand held 46710 Programmer Profibus anueg 39 The Hand held Programmer can be used to monitor force I O and
6. Groupldentifier This byte can be used to build groups for the function DDLM_Global_Control Each bit represents a group If a bit in this byte is set to 1 it indicates the control group 1 8 to which the BIU belongs bits 7 6 5 4 3 2 1 0 Group 8 L Groupi The Group Identifier is accepted only if the Lock Access Bit bit 7 of byte 0 is set to 1 Not used by this version of the Profibus Bus Interface Unit GFK 1291A Chapter 6 Communications 6 7 Station Status Bits in Byte 0 The bits in byte 0 of the DDLM_Set_Prm message indicate the status of watchdog control freeze mode synchronization mode and access by other masters If the BIU is included in a global control group as indicated in byte 6 the Lock Access bit bit 7 of this byte must be set to 1 reserved watchdog control 1 active 0 not active Freeze Mode enabled enabled 1 Sync Mode enabled enabled 1 unlock access for other masters see table below lock access for other masters Bit 7 Bit 6 Meaning 0 0 Overwriting minimum Station Delay Time Responder and BIU specific parameters is permitted All other parameters are un changed 0 1 The BIU will be unlocked for other masters 1 0 The BIU is locked for other masters All parameters are accepted except a minimum Station Delay Time Responder of 0
7. The DDLM_Global_Control message controls only the synchronization Inputs from the modules or outputs from the master can be frozen by the BIU data which has been frozen can be unfrozen or all outputs at the BIU can be set to zero The actual transfer of I O data is handled in the usual way with the DDLM_Data Exchange message The DDLM_Global_Control message sent by the master includes the control command shown below It must also specify for which global control group the message is intended Parameter Contents Control Command MSB LSB 716 5 4 3 2 1 40 reserved must be set to 0 clear I O data buffer to all zeros 1 clear buffer unfreeze input data in BIU 1 unfreeze freeze input data from modules in BIU BIU will not update its input buffer until the next Freeze command is received 1 freeze unsynchronize 1 unsynchronize synchronize Output data from master is frozen at BIU and not updated until the next Sync command is received 1 sync reserved must be set to 0 The assignment of the BIU to a specific global control group is made by setting a bit in the DDLM_Set_Prm message as shown on page 6 7 Note that failing to set the reserved bits to 0 or setting conflicting bits to 1 in this message will cause the BIU to return to Wait_Param mode and to send a Not Supported error message to the master GFK 1291A Chapter 6 Communic
8. 1 1 The BIU is unlocked for other masters 6 8 Profibus Bus Interface Unit User s Manual September 1996 GFK 1291A 6 Checking the BIU Configuration DDLM_Chk_Cfg After the master receives a positive acknowledgement to its DDLM_Set_Prm message it sends the BIU a DDLM_Chk_Cfg message This message contains the I O configuration of the Profibus BIU It does not configure the BIU or I O modules that must be done first through Autoconfiguration or witha Hand held Programmer as described previously If the BIU determines that the I O configuration expected by the master matches the I O configuration supplied via the Hand held Programmer it sends back a positive acknowledgment Otherwise it returns a negative acknowledgement and goes back to the Wait_Param state in which case the Set_Parm message has to be sent again Message Contents DDLM_Chk_Cfg The DDLM_Chk_Cfg message sent by the master contains 1 byte of data for each I O module and the BIU Note that when transferring data in word format Profibus transfers the most significant byte first then the least significant byte Data Format for Each Module MSB LSB 716 5 4 3 2 1 40 length of data 00 1 byte or word see bit 6 15 16 bytes or words input or output 00 not used 01 input 10 output 11 input output BIU byte or word 0 byte format 1 word format consistency ov
9. Default Inputs or Hold Last Values First configure what type of data the Bus Interface Unit should provide to the host if it stops receiving actual input data from the module S3 Hld Lst State NO Use the key if you want to change the selection Select YES if the Bus Interface Unit should hold inputs in their last states and supply that data to the host Select NO if the Bus Interface Unit should default all the module s inputs to 0 and supply that data to the host instead Use the ENT key to save the entry Use the Right Arrow key from here to go to the original slot configuration screen Chapter 4 Instructions for Using a 4 19 Hand held Programmer dow enter y S1 AQ 04 AQ s enter y n arrow y AQ00001 Y Sl NO Y S1 Mod Type Analog 4 cur Out S1 AQ 04 AQ00001 AQ00004 S1 Ref Address Hid Lst State 00000 y Output Defaults for other channels S1 Out Def Ch 01 y S1 Faults NNYY Ch 01 Y S1 Active NYYN CH 01 Y S1 Range Ch 01 OmA 20mA i Range for other channels S1 Scale 1 Ch 01 00000 Eng lo y S1 Scale 1 Ch 01 00000 Eng hi Y S1 Scale 4 Ch 01 00000 Int lo Y S1 Scale 4 Ch 01 00000 Int hi y Scaling Units for other channels Configuringan Analog Output Module Follow the steps below to configure an analog output module Module Reference Address On the first configuration
10. m Displaying and Editing BIU Configuration Data m Performing and Disabling Autoconfiguration m Enabling or Disabling I O Scanning m Configuring the BIU Manually m Configuring I O Modules Manually m Monitoring and ForcingI O Data m Displaying and Clearing Faults with the HHP For Additional Information Also See For additional information on basic Hand held Programmer functions please refer to the Hand held Programmer User s Manual GFK 0402 GFK 1291A 4 1 Getting Started Attach the Hand held Programmer to the MONITOR connector on the BIU 46718 Hand held Programmer Bus Interface Unit 4 2 Profibus Bus Interface Unit User s Manual September 1996 GFK 1291A HHP Displays This is the HHP s main menu for a Profibus Bus Interface Unit 1 Monitor I O 2 Configuration Menu Overview The illustration below shows the primary Hand held Programmer menus that are accessed from the Profibus BIU main menu 1 Monitor I O 2 Configuration lt ____________ 46720 2 1 Station Config 2 Module Config 2 Auto Config Enabled I O Scan 1 Enabled Blk Map Start I 100001 Blk Map Lngth I 16 n RO S1 I 16 1 T I100001 100016 1 Mo
11. 1 1 Monitor I O 1 Monitor I O 2 Faults 2 Faults 1 I00001 1 B From this menu you can m Press the 1 key to display and force I O data Q00001 0 B m Press the 2 key to display fault information 1 FORCE Looking at I O Data 2 UNFORCE When you press 1 from the Monitor I O menu the HHP displays I O data starting with 900001 0 B the first configured discrete input I data Press the Right Arrow key to display more data in this sequence All discrete inputs All discrete outputs Q All analog inputs Al All analog outputs AQ The illustration below shows the format of the data display screens I O Type l l I O Offset discrete input data bits for discrete I O data Q discrete output data Al analog input data I O Data AQ analog output data Data format x B binary D decimal I00001 0 B H hexadecimal Changing the Data Display Format Binary Hex Decimal To change the data format press the DEC HEX key I00001 0 B Binary format I00001 007E H Hexadecimal format I00001 00216D Decimalformat 4 24 Profibus Bus Interface Unit User s Manual September 1996 GFK 1291A Forcing and Unforcing Data To force data with the Hand held Programmer 1 Place the HHP in the correct display format A Binary for discrete data B Hex or decimal for analog data 2 Select the data to be forced or unforced For example I00001 0 B 3 Press the ENT key The screen displays 2 Unforce 4 To f
12. Slot Module Type Memoty Type References Used Data Type Length 0 Bus Interface Unit I bits These references are the ones Q bits transferred on the bus Al 2 bytewords AQ 2 bytewords I bits Q bits Al 2 bytewords AQ 2 bytewords I bits Q bits Al 2 bytewords AQ 2 bytewords I bits Q bits Al 2 bytewords AQ 2 bytewords I bits Q bits Al 2 bytewords AQ 2 bytewords I bits Q bits Al 2 bytewords AQ 2 bytewords I bits Q bits Al 2 bytewords AQ 2 bytewords I bits Q bits Al 2 bytewords AQ 2 bytewords I bits Q bits Al 2 bytewords AQ 2 bytewords GFK 1291A Chapter 4 Instructions for Using a 4 9 Hand held Programmer 1 Monitor I O 2 Configuration they will not use the default features see the table on page 3 2 In addition if there is an I O Scan Configuring I O Modules Manually I modules can be configured manually if they are not present for Autoconfiguration or if empty slot in the IO Station any module located after that slot must be configured 1 Station Config manually 2 Module Config The module configuration screens are located following the BIU I O map configuration screens as shown at left Auto Config Enabled If there is a module present in the slot the module configuration screen looks like this Blk Map Start I Enabled Rack Slot Module type and number number number of points I00001 R0 S1 I 16 Blk Map Lngth I I00001 100016 16 Assigned references ROSI T16 The Rack Number is always 0 fo
13. 1 it indicates that the Watchdog Control in the BIU has been activated 4 Freeze mode The BIU sets this bit to 1 when it receives the Freeze command 5 Sync mode The BIU sets this bit to 1 when it receives a Sync com mand 6 reserved 7 Deactivated The BIU sets this bit to 1 there is more channel diagnos tic data than the BIU diagnostic buffer can contain or the master sets this bit if the BIU sends more diagnostic data than the master diagnostic buffer can contain 2 Bit Station Status Byte 3 0 6 Reserved 7 Diagnostic Over The BIU sets this bit if it receives more module diagnostics flow data than it can accommodate The master sets this bit if it receives more BIU diagnostics than it can accommodate 3 Master Address The address of the master that parameterized the BIU If no master has parameterized the BIU the BIU sets this byte to FF hex 4 5 ID number For the GE Fanuc Profibus BIU this is 0534 hex 6 31 reserved data area Profibus Bus Interface Unit User s Manual September 1996 GFK 1291A Oo y y y OA Setting the BIU Communications Parameters DDLM_Set_Prm After successfully checking the diagnostics status of the BIU the master begins communications with the BIU It first uses a DDLM_Set_Prm message to send communications parameters These parameters establish m The ID number of the BIU 0534h The watchdog time used by the BIU m m The minimum time that can elapse between frames
14. 4 Analog Output module 4 points AQ0001 AQ0004 Slot 5 Discrete Input module 16 points 100001 100016 Slot 6 ESCP Output module 8 points Q00025 Q00032 Slot 7 Discrete Input module 16 points 100017 100032 Slot 8 Analog Output module 4 points AQ0005 AQ0008 Profibus Bus Interface Unit User s Manual September 1996 GFK 1291A Hand held Programmer Settings for Autoconfiguration Anew Profibus is already set up to perform Autoconfiguration when it is powered up No Hand held Programmer is needed for Autoconfiguration However a Hand held Programmer can control Autoconfiguration in two ways m Autoconfiguration can be disabled or re enabled with a Hand held Programmer Auto Config Disabled Manually changing the BIU s I O map or manually configuring any slot automatically disables Autoconfiguration m Both Autoconfiguration and manual configuration done with a Hand held Programmer can be prevented by turning on Configuration Protection Config Protect Enabled Autoconfiguration with a Hand Held Programmer Autoconfiguration can also be done using a Hand held Programmer from the Auto Configenable disabledisplay Auto Config Disabled Pressing the Toggle key toggles the state of Autoconfiguration When the state is toggled from disabled to enabled the following screen appears Do New Config Are you sure Pressing the ENT key deletes the current configuration and autoconfigures the cur
15. Block and up to four I O Terminal Blocks are grouped together using the connection cables provided All of the I O Terminal Blocks in a group must be connected either before or after the Bus Interface Unit A Bus Interface Unit may not be connected between I O Terminal Blocks 46405 o BIU a oN o Terminal Blocks can be mounted in any orientation without derating the modules temperature specification 1 4 Profibus Bus Interface Unit User s Manual September 1996 GFK 1291A Field Control Environmental Specifications Vibration Modules perform well where vibration is a factor Modules are installed on a panel mounted DIN rail using the clamp supplied and with the panel mounting feet secured For information about vibration standards please see the Conformance to Standards document GFK 1179 Noise Modules are resistant to noise levels found in most industrial applications when installed according to accepted practices including proper separation of wiring by voltage and power level Modules must be installed on a conductive unpaint
16. Config ModuleConfigscreen 1 Station Config 2 Module Config 1 BIU Config 2 Comm Config 1 BIU Config 2 COMM Config 1 Software Version Display the BIU Core Software Version Core When you select BIU Configuration menu the first BIU configuration display screen appears This screen shows the version of the BIU s core software Report Faults Yes Software Version k k Config Protect Core 3 Disable Press the Right Arrow key to go to the next screen Enable or Disable Fault Reporting The next screen can be used to enable or disable fault reports from the Profibus BIU on Report Faults YES the bus You can change the configuration of fault reporting using the Toggle key then the ENT key To go to the next screen press the Right Arrow key Enable or Disable Configuration Protection This feature can be used to protect the station configuration To make subsequent changes protection must be removed again Before the station is used its configuration should be protected 4 4 Profibus Bus Interface Unit User s Manual September 1996 GFK 1291A Config Protect Disabled By default Configuration Protection is disabled You can change Configuration Protection using the Toggle key then the ENT key Note that toggling the state of Configuration Protection does not cause Autoconfiguration to be performed if the Autoconfiguration feature is enabled Displaying the BIU Communicati
17. Machinery pe NOTE Earth Central Signal and power Ground Ground Point connections not shown Each Field Control Terminal Block has a chassis ground terminal for safety and noise protection This terminal should be connected to the conductive mounting panel with a 4 inch maximum length of AWG 14 avg 2 1mm wire Use hardware such as star washers to ensure ground integrity The control panel and enclosure should also be bonded to the plant system ground per code Inadequate grounding may compromise system integrity in the presence of power switching transients and surges GFK 1291A Chapter 2 Installation 2 11 Power Wiring to the Bus Interface Unit 1 Connect an appropriate source of 24 VDC nominal to the Bus Interface Unit Terminal Block as shown below Do not apply power yet 46711 ce HALK 24 VDC n DDO 2 Connect the ground terminal to chassis ground using an AWG 14 avg 2 1mm stranded wire 2 12 Profibus Bus Interface Unit User s Manual September 1996 GFK 1291A Connectingthe Communications Bus Attach Profibus cable to the connector on the front of the Bus Interface Unit 46712 a a gS Profibus Connector p Sl 7 a S J 33 gt Na S Pin Assignments for the Profibus Connectors The diagram below shows pin assignments for the Profibus connector GND See eel 4671
18. O station It can be used in addition to or instead of Autoconfiguration Manual configuration is necessary if m You want to change the default features m You want to configure modules that are not present m There is an empty slot between modules in the I O Station Autoconfiguration stops at the first empty slot Modules after the empty slot must be configured manually Configuring the BIU s Network I O Map The Bus Interface Unit s network bus I O map defines the BIU memory addresses used for the data that will be exchanged on the bus These addresses are used only by the BIU they are not meaningful to the host I O module data assigned to addresses within this I O map will be exchanged on the bus I O data assigned to addresses outside the I O map will not be exchanged on the bus Note that the steps described below define only the BIU s I O map Individual I O module addresses are assigned separately either by autoconfiguration or manual configuration The following table shows the maximum amount of each data type that may be configured in the BIU s I O map and the highest reference address available for each type The maximum amount of input data discrete analog is 128 bytes BIU Memory Used For Maximum Length for Highest Available Type BIU I O Map Reference Address I discreteinputs up to 1024 contiguous bits 32767 Q discreteoutputs up to 1024 contiguous bits 32767 Al analoginputs up to 64 contiguous wo
19. Ohms DGND 5 Compensation for 12 Mbit Busses In addition to the termination shown above the following compensation should be added for 12 Mbit bus technology 46765 5 i 9 4 O to 110nH O 110 nH to from o8 from other XO COX z X XXX other noae 110 nH gt GO 110nH noae O 1 08 O Additional Information For detailed information about Profibus system cable installation requirements please contact the Profibus Trade Organizaton at the address below Profibus Trade Organization 5010 East Shea Blvd Suite C 226 Scottsdale AZ 85254 Phone Number 602 483 2456 GFK 1291A Chapter 2 Installation 2 15 Observing the LEDs When power is applied the LEDs on the BIU indicate operating and communications status OX vex re SV 46716 LEDs MONITOR OK DA S ol pwr O O GE Fanuc FIELD CONTROL BUS INTERFACE UNIT PROFIBUS 12 MHZ KA x ze 50585858 QD Q Ne id C 24 VDC SSS PWR This LED is on when the BIU is receiving power OK Shows the status of the BIU This LED blinks during power up diagnostics and should remain on as long as power is applied to the BIU See the table below for more information RUN Shows whether the BIU is actively receiving outputs from the network See the table below OK RUN Meaning ON ON Modulefunctioni
20. m A Group Identifier if the BIU will be part of a group controlled using the DDLM_Global_Control message See page 6 13 for more information Whether Freeze mode is enabled or disabled m Whether Synchronization mode is enabled or disabled m Whether access by other masters is unlocked or locked Access must be unlocked for a BIU that is also part of a global control group See the next page The DDLM_Set_Prm message has 32 bytes however the Profibus BIU does not use any user related parameters and the message should only contain the 7 first bytes specified in the standard After receiving the DDLM_Set_Prm message the BIU sends back a positive acknowledgment if parameters are valid or a negative acknowledgment if they are not Message Contents DDLM_Set_Prm Byte Description 0 Station Status see below 1 Watchdog Factor 1 Range 1 to 255 The time can be between 10mS and 650 seconds Twplseconds 10ms x Factor 1 x Factor 2 Watchdog Factor 2 Range 1 to 255 Minimum Station Delay Responder This is the minimum time that can elapse between receiving the last bit in a frame and the first bit of the next frame Note that the Minimum Station Delay Responder Time Byte 3 can be set if both bits 6 and 7 of Byte 0 see below are set to 0 and the ID num ber isidentical 4 5 IDNumber This number must match the BIU s own ID number or it will not accept the Set_Prmmessage
21. master function on the bus It can communicate with all slave stations in a master slave relationship and with all master stations in a master master relationship The protocol recognizes the addition or removal of masters It also detects transmission errors addressing errors and errors in token passing 6 1 T iming Transmission time depends on the number of stations and the transmission speed For example the time to transmit 512 bit I O data over 32 stations at 1 5 Mbits ec is approximately 6 mS see below As the diagram illustrates at 500 Kbits ec 18 the transmission speed the same amount of data would reach only 18 as many stations Actual time should be calculated by the system administrator Bus Cycle Time mS 46760 1857 500 Kbits second 14 i s 1 5 Mbits second 6 eee 2 I j H z 5 20 30 10 Number of Slaves Communications between the Master and the BIU The BIU operates as a slave device on the Profibus All transmissions of I O data and diagnostics must be initiated by a class 1 controller or class 2 programmer master To communicate with a BIU or other slave a class 1 master must 1 Set the parameters of the BIU using the DDLM_Set_Prm message 2 Send the configuration to be checked by the BIU using the DDLM_Chk_Cfg message 3 Transfer data using DDLM_Data_Exchange messages During operation the class 1 master can also m Read diagnostics from the BIU using the DDL
22. modules Analog 4 Current Output DiscreteOutput4 8 Analog 8 Volt Differential Input All 16 point Discrete Output modules ESCP 8 Discrete Out 3 When the correct module name appears press the ENT key Complete the module configuration as described on the following pages GFK 1291A Chapter 4 Instructions for Using a 4 11 Hand held Programmer S1 Mod Type Discrete In 16 enter y SI 1 16 enter y 1 16 1 100001 100016 down arrow y S1 Ref Address 100001 y S1_ Report Faults YES y S1 Hid Lst State NO 4 12 Configuring a Discrete Input Module Follow the steps below to configure a discrete input module Module Reference Address On the first configuration screen the assigned module reference address appears It is not necessary to enter a new address S1 Ref Address I00001 1 Use the keypad if you want to enter a new address Module reference addresses must fall within the network map configured for the Bus Interface Unit to be sent to the master Input data discrete plus analog has a total of 256 bytes allocated within the BIU 2 Use the ENT key to save the entry and go on Report Faults If you press the Right Arrow key from the Reference Address screen the following configuration screen appears S1 Report Faults NO The first line shows the module s slot number Slot 1 above and the first configuration parameter Fault Repor
23. off off off on off 98 on off on off off off on on 3 on on on off off off on on 99 on off on off off on off off 36 on on on off off on off off 100 on off on off off on off on 37 on on on off off on off on 101 on off on off off on on off 38 on on on off off on on off 102 on off on off off on on on 39 on on on off off on on on 103 on off on off on off off off 40 on on on off on off off off 104 on off on off on off off on 41 on on on off on off off on 105 on off on off on off on off 42 on on on off on off on off 106 on off on off on off on on 43 on on on off on off on on 107 on off on off on on off off 44 on on on off on on off off 108 on off on off on on off on 45 on on on off on on off on 109 on off on off on on on off 46 on on on off on on on off 110 on off on off on on on on 47 on on on off on on on on 111 on off on on off off off off 48 on on on on off off off off 112 on off on on off off off on 49 on on on on off off off on 113 on off on on off off on off 50 on on on on off off on off 114 on off on on off off on on 51 on on on on off off on on 115 on off on on off on off off 52 on on on on off on off off 116 on off on on off on off on 53 on on on on off on off on 117 on off on on off on on off 54 on on on on off on on off 118 on off on on off on on on 55 on on on on off on on on 119 on off on on on off off off 56 on on on on on off off off 120 on off on on on off off on 57 on on on on on off off on 121 on off on on on off on off 58 on on on on on of
24. screen the assigned module reference address appears It is not necessary to enter a new address S1 Ref Address AQ0001 1 Use the keypad if you want to enter a new address Module reference addresses must fall within the network map configured for the Bus Interface Unit to be received from the master Output data discrete plus analog has a total of 256 bytes allocated within the BIU 2 Use the ENT key to save the selection 3 Use the Right Arrow key to go to the next parameter Default Outputs or Hold Last Values Next configure what type of data the Bus Interface Unit should provide to the module if it stops receiving actual output data from the host S4 Hld Lst State NO 1 Select YES if the Bus Interface Unit should hold outputs in their last states and supply that data to the module Select NO if the Bus Interface Unit should default all the module s outputs and supply that data to the module instead 2 Press ENT to save the selection 3 Use the Right Arrow key to go to the next parameter Profibus Bus Interface Unit User s Manual September 1996 GFK 1291A Fault Reporting The Bus Interface Unit can report faults for each channel to the host If fault reporting is enabled for a channel the Bus Interface Unit sends a message to the host CPU if any fault occurs on that channel If fault reporting is disabled the Bus Interface Unit does not send fault reports for the channel to t
25. sets this bit to 1 if it is not ready for data transfer 2 Configuration fault The BIU sets this bit to 1 if the configuration sent by the master does not match its own 3 Extendeddiagnostic The BIU sets this bit to 1 if the diagnostic length is more than 6 bytes During the Wait_Param and Wait_Cfg phase the BIU uses only the first 6 bytes of this message so this bit should be 0 4 Function notsup The BIU sets this bit to 1 if it receives a request for a ported function that it does not support 5 Invalidresponse The master sets this bit to 1 if it receives an inconsistent response from the BIU The BIU sets this bit to 0 6 Parameterfault The BIU sets this bit to 1 if the last parameter frame was faulty wrong length ID or parameters 7 Master lock The master sets this bit to 1 if the address in byte 4 is not its own address indicating the BIU has been parameter ized by another master The BIU sets this bit to 0 1 Bit Station Status Byte 2 0 Parametersrequired The BIU sets this bit to 1 if it needs to be reparameter ized and reconfigured The bit stays set until parameter izationis finished 1 Staticdiagnostics The BIU sets this bit to 1 if it wants the master to request diagnostics For example the BIU would set this bit if it is not able to provide valid user data The master should continue to request diagnostic data until the BIU resets this bit to 0 Set to 1 by the BIU Watchdog on If the BIU sets this bit to
26. the diagnostics in the BIU s own fault table the Profibus system provides diagnostics related to communications m Station not present m Static diagnostics the BIU wants the master to request diagnostics m Station not ready Wada E atchdog on m fi i i h faul Configuration mismatch fault ee een Invalid response m Sync mode is active Parameter fault m Deactivated BIU m Master lock the BIU was m Diagnostic Overflow parameterized by another master m Master Address m Parameters reauired bv the BIU ID number The master periodically requests this diagnostic information using a Get Diagnostics message This message is described starting on page 6 5 GFK 1291A Chapter 5 Operation 5 5 Synchronizing I O Data The master can synchronize the I O data of multiple BIUs and other slave devices by assigning the devices to groups and using a multicast message to temporarily control their I O data 46758 Master LTV INKE T Slaves io ae A Global Control Group The master can command all of the devices in the group to m Clear the states of all their I O data to 0 m Freeze the content of their input data in BIU memory and ignore the actual input data being supplied by the I O modules Data remains frozen until commanded to unfreeze m Synchronize outputs across several devices by postponing the actual I O state change until a Synch command is issued
27. the distance span they run together 1 O wires and communications bus cable can be placed randomly in a wiring trough for lengths of up to 50 feet If wiring is cord tied harnessed do not include the bus cable in the harness since binding wires tightly together increases the coupling and mechanical stress that can damage the relatively soft insulation of some serial cable types Consider using shielded cable in noisy environments Wiring which is external to equipment and in cable trays should be separated following National Electrical Code practices Installing Additional Suppression It is possible some installations might exceed the surge immunity capabilities of the Bus Interface Unit This is most likely in outdoor installations or where the power source is from another building or ground system It is prudent to provide local transient protection Transient suppression is most effective when installed at the load Profibus Bus Interface Unit User s Manual September 1996 GFK 1291A System Grounding All components of a control system and the devices it controls must be properly grounded Ground conductors should be connected in a star fashion with all branches routed to a central earth ground point as shown below This ensures that no ground conductor carries current from any other branch Motor Drives and Programming Each Terminal Other Electrical Control Device Block Equipment FY lee e Ley
28. the environment Numberof Stations 32 stations in every segment without repeaters With repeaters extendible up to 127 TransmissionSpeed 9 6 19 2 93 75 187 5 500 1500 Kbits 3 Mbits 6 Mbits 12 Mbits Connector 9 pin D subconnector GFK 1291A Chapter 1 Introduction 1 13 Chapter 2 Installation This chapter describes installation procedures for the Bus Interface Unit GFK 1291A Preinstallation Check Static Protection Removing the Bus Interface Unit from the Terminal Block Installing the DIN Rail Installing the Bus Interface Unit Terminal Block on the DIN Rail Installing the Cables Between Terminal Blocks Setting the BIU DIP Switches Installing the Bus Interface Unit on the Terminal Block Removing the Bus Interface Unit from the Terminal Block System Wiring Guidelines System Grounding Power Wiring to the Bus Interface Unit The Communications Bus Observing the LEDs Removing Replacing the Bus Interface Unit Fuse Removing the Bus Interface Unit Terminal Block from the DIN Rail Upgrading the BIU Firmware Preinstallation Check Carefully inspect all shipping containers for damage during shipping If any part of the system is damaged notify the carrier immediately The damaged shipping container should be saved as evidence for inspection by the carrier As the consignee it is your responsibility to register a claim with the carrier for damage incurred during shipment However GE Fanuc will fully
29. to and assumes no responsibility for the accuracy completeness sufficiency or usefulness of the information contained herein No warranties of merchantability or fitness for purpose shall apply The following are trademarks of GE Fanuc Automation North America Inc Alarm Master Field Control Modelmaster Series One CIMPLICITY GEnet ProLoop Series Six CIMPLICITY Genius PROMACRO Series Three PowerTRAC Genius PowerTRAC Series Five VuMaster CIMPLICITY 90 ADS Helpmate Series 90 Workmaster CIMSTAR Logicmaster Copyright 1996 GE Fanuc Automation North America Inc All Rights Reserved Preface Content of this Manual This manual describes the Field Control Profibus Bus Interface Unit IC670PBI001 It explains operation of the Bus Interface Unit as a Profibus device Chapter 1 Introduction Chapter 1 introduces Field Control modules the Profibus Bus Interface Unit IC670PBI001 and other equipment that may be used with the Bus Interface Unit Chapter 2 Installation Chapter 2 describes installation procedures for the Bus Interface Unit Chapter 3 Autoconfiguration Chapter 3 explains the features of Autoconfiguration which automatically configures the operation of the I O Station and enables it to start exchanging I O and diagnostics data with the master Chapter 4 Instructions for Using a Hand held Programmer Chapter 4 explains how to use a Hand held Programmer with a Profibus BIU Chapter 5 Operation Chapter 5 is a
30. unforce I O and to display diagnostics Profibus Bus Interface Unit User s Manual September 1996 GFK 1291A Profibus Profibus is a serial fieldbus that is used for both inter control and I O information Profibus consists of several separate protocols the most common of which are Profibus FMS and Profibus DP Profibus FMS is used for communication between controllers where communications services are more important than system reaction time Profibus DP is used for high speed data transfer at the I O level including sensors and actuators The GE Fanuc Field Control Profibus BIU supports Profibus DP protocol Profibus serves both master and slave devices Master devices are able to control the bus When it has the right to access the bus a master may transfer messages without remote request m Slave devices are simple peripheral devices such as sensors actuators transmitters or a modular I O unit such as the GE Fanuc Field Control Profibus BIU Slaves have no bus access rights they may only acknowledge received messages or at the request of a master transmit messages to that master The protocol architecture of Profibus is based on the Open Systems Interconnection OSI reference model in accordance with the international standard ISO 7498 Bus Specifications Network Topology Linear bus terminated at both ends Stubs are possible Medium Shielded twisted pair cable Shielding may be omitted depending on
31. 0 low now configuring Press the ENT key Press the Right Arrow key to go to the High Alarm screen The actual default high value depends on the module type S3 Alarm Ch 01 00000 high Enter a high alarm value Use the Arrow keys to select channels Press the ENT key to save the selection Press the Right Arrow key to return to the original slot configuration screen A circuit is expected to report engineering unit values of 20 ft sec 6 m sec to 180 ft sec 50 m sec The high alarm is set at 150 ft sec 40 m sec and the low alarm at 25ft sec 7 5m sec If an input reached its high alarm a new threshold could be set dynamically This could generate a high high alarm or an alarm cleared threshold AnAlarm Threshold is set at 150 ft sec Upon receiving an alarm message the CPU changes the Alarm Threshold to 165 ft sec by using a Write Configuration command and sends the appropriate Clear Circuit Fault command No alarm message is sent upon changing the threshold unless the speed is greater than 165 ft sec If the speed is only 157 ft sec but increasing a second message would be sent at 165 ft sec Since these two diagnostic messages are the same it would be necessary for the program to keep track of the level of the Alarm Thresholds and recognize this as a higher alarm than that received initially At the same time it could move the low alarm to 140 ft sec and use this level to detect the end of the high alarm conditions
32. 1A Chapter 1 Introduction 1 5 Profibus Bus Interface Unit The Profibus Bus Interface Unit is a small rugged intelligent module with a sturdy aluminum housing The module has three status LEDs and a connector for a Hand held Programmer m 3 25 8 2mm gt 46708 A x rill 5 HHP ef g Connector e 5 0 12 7mm 2 LINN S9VSYSLNI SNE JOYULNOD qld onue 45 ZHIN Z lt LEDs 9 nou O umd 8 x0 Y The Bus Interface Unit requires an external source of 24 VDC power The BIU s internal power supply provides power for the operation of the BIU itself and logic power for the I O modules connected to it It mounts on a separate terminal block to which it and all field wiring are attached The configuration is stored in non volatile memory located in the terminal block The Bus Interface Unit has a replaceable 1A 5x20mm 250VAC slow blow fuse on the input power lines The fuse can be changed without disturbing the wiring of any other modules 1 6 Profibus Bus Interface Unit User s Manual September 1996 GFK 1291A GFK 1291A Bus Interface Unit Power Supply The 24 VDC power supply in the Bus Interface Unit provides power for the Bus Interface Unit itself and logic power for all I O modules that may potentially be installed at that station External power must be supplied for field wiring of input and output dev
33. 3 4 o 9 A RxD TxD N RxD TxD N ei ee 1 o 6 yP GFK 1291A Chapter 2 Installation 2 13 Bus Cable Types Profibus DP can use cables of either type listed below Parameter Cable Type A ProfibusDP Cable Type B DIN 19245 Part 1 4 91 Section 3 1 2 3 Impedance 135 to 165 Ohms 3 to 20 MHz 100 to 300 Ohms f gt 100 kHz Capacity lt 30 pF per meter lt 60 pF per meter Resistance lt 110 Ohms per Kilometer Wire Gauge gt 0 64 mm gt 0 53 mm ConductorArea gt 0 34 mm gt 0 22 mm For data rates up to 500 kbits second the stub recommendations of Profibus Part 1 should be applied At 1500 kbits second the overall drop capacity should be less than 0 2nE The maximum length of the stub at 1500 kbits second of cable type A Profibus DP is 6 6 meters Bus Length The maximum bus length depends on the data rate as shown in the following table Maximum Bus Length Kbits per Second in Meters 1 200 9 6 1 200 19 2 1 200 93 75 600 187 5 400 500 200 1 500 100 12 000 lfa 2 14 Profibus Bus Interface Unit User s Manual September 1996 GFK 1291A Bus Termination For type B cable termination resistors are needed as defined in DIN 19245 Part1 4 91 section 3 1 2 5 For type A cable which has higher line impedance the following bus termination resistors are needed VP 6 46761 Ry 390 Ohms RxD TxD P 3 Ri 220 Ohms RxD TxD N 8 Rg 390
34. 4 Use the ENT key to save the entries 5 Press the Right Arrow key to go to the next parameter 4 14 Profibus Bus Interface Unit User s Manual September 1996 GFK 1291A Report Faults On the next screen configure whether or not the Bus Interface Unit will report faults from this module to the host S2 Report Faults NO 1 If you want to change the current selection press the _ key 2 Use the ENT key to save the selection 3 Use the Right Arrow key here to go back to the original slot configuration GFK 1291A Chapter 4 Instructions for Using a 4 15 Hand held Programmer a enter y S1 Al 08 Al enter Y Al 08 Al001 Al008 dow S1 Mod Type Analog 8 cur In S1 Ref Address A100001 Y S1 Faults YYYYYYYY Ch 01 y S1 Active YYYYYYYY Ch 01 Y S1 Range Ch 01 OmA 20mA Y Range for other channels Y S1 Scale 1 Ch 01 00000 Eng lo S1 Scale 1 Ch 01 20000 Eng hi Y S1 Scale 4 Ch 01 00000 Int lo Y S1 Scale 4 Ch 01 20000 Int hi Y Scaling Units for other channels y S1 Alarm Ch 01 00000 low S1 Alarm Ch 01 00000 high y Alarm Limits for other channels S1 Hid Lst State N A 16 Configuring an Analog Input Module Follow the steps below to configure an analog input module Module Reference Address On the first configuration screen the assigned module reference
35. AM testing and communication testing Next the Bus Interface Unit starts scanning the Field Control modules in the I O Station to identify those present The Bus Interface Unit scans I O modules in its station in the order of their physical location The Bus Interface Unit stores input data in its own Iand AI memories These memories always contain the most recent value for each input Field Control Station 46757 Bus Interface Unit Scan Input l Al p 4 Modules Output Q AQ b Modules After the input scan the Bus Interface Unit scans the output modules in order sending them the most recent output data from its internal discrete output Q and analog output AQ memories Communications Startup The BIU cannot communicate on the Profibus until the master provides it with appropriate communications parameters See chapter 5 for details I O Scanning Enabled or Disabled Ordinarily the I O scanning of the BIU is enabled However it can be disabled if necessary for example during system setup and testing with a Hand held Programmer I O Data 5 2 After communications have been successfully established the BIU supplies input data to the master by responding to data exchange request messages The lengths of the input data and output data exchanged are established by the BIU s network I O map configuration Similar information must be supplied to the master sepa
36. BIU the BIU goes back to the Wait_Param state If the BIU has accepted both the parameter setting and configuration check it enters Data Exchange mode see page 6 11 It can then accept outputs from the master and provide inputs from the input modules in the I O Station In Data Exchange mode the BIU can also m Provide diagnostics to the master see page 6 12 m Accept Clear All Faults commands from the master see page 6 12 m Handle all the data management functions associated with the Field Control modules in the I O station GFK 1291A Chapter 6 Communications 6 3 6 4 If the Profibus watchdog time is disabled by the master the BIU remains in Data Exchange mode even if the master stops sending I O data The BIU keepsscanningI O modules The BIU continues to refresh data in its input tables although the data is not read by the master Output modules continue to receive the data already in the BIU s output tables causing them to hold their last states The BIU does not default outputs in this situation Master Profibus BIU States 46762 Power On Not Valid i Send Parameters m Wait Parameters Check Parameters Get Slave Diagnostic Valid a Y Check Configuration l f Get Slave Diagnostic gt Wait Configuration Wait Configuration Valid x Data Exchange Data Exchange Signal diagnost
37. Configuration 1 1 Monitor I O 2 Faults 2 1 First 1 From the main menu press the 1 key Monitor I O This menu appears 1 Monitor I O 2 Faults 16 Flts 2 Last 16 Flts 2 From this menu press the 2 key to display the Faults menu Slot 1 Fault 01 CONFIG MISMATCH 1 First 16 Flts 2 Last 16 Flts Slot 2 Fault 02 Loss I O 1 Clear 2 Exit Module 3 Press the 1 key or the 2 key to display a set of 16 faults one fault at a time For example Slot 1 Fault 01 CONFIG MISMATCH Profibus Bus Interface Unit User s Manual September 1996 GFK 1291A Clearing Faults To clear all faults press the ENT key from the Fault display The following menu appears 1 Clear 2 Exit Press the 1 key to clear all the faults that are presently in the BIU s internal fault tables Any faults that still exist are reported again Clearing faults from the Hand held Programmer does not clear faults at the host PLC To keep the entire system in step and up to date fault clearing should be performed from the host PLC If you want to exit the menu without clearing faults press the 2 key GFK 1291A Chapter 4 Instructions for Using a 4 27 Hand held Programmer Chapter 5 Overview GFK 1291A Operation This chapter is a general description of the operation of the Profibus BIU When the BIU is powered up it performs a series of self diagnostic tests including EPROM checksum verification R
38. FANUC GE Fanuc Automation Programmable Control Products Field Control Distributed I O and Control System Profibus Bus Interface Unit User s Manual GFK1291A September 1996 GFL 002 Warnings Cautions and Notes as Used in this Publication Warning notices are used in this publication to emphasize that hazardous voltages currents temperatures or other conditions that could cause personal injury exist in this equipment or may be associated with its use In situations where inattention could cause either personal injury or damage to equipment a Warning notice is used Caution notices are used where equipment might be damaged if care is not taken Note Notes merely call attention to information that is especially significant to understanding and operating the equipment This document is based on information available at the time of its publication While efforts have been made to be accurate the information contained herein does not purport to cover all details or variations in hardware or software nor to provide for every possible contingency in connection with installation operation or maintenance Features may be described herein which are not present in all hardware and software systems GE Fanuc Automation assumes no obligation of notice to holders of this document with respect to changes subsequently made GE Fanuc Automation makes no representation or warranty expressed implied or statutory with respect
39. I O Station does not skip empty slots so the exampleI O Station would require manual configuration of the modules to the right of the first empty slot even if the rest were automatically configured 6 10 Profibus Bus Interface Unit User s Manual September 1996 GFK 1291A 6 Exchanging I O Data Diagnostics and Fault Clearing DDLM_Data_Exchange The master uses the DDLM_Data_Exchange message to exchangel O diagnostics and command data with the Profibus BIU Before accepting this message the BIU must first have successfully accepted the Set_Prm and Chk_Cfg messages as described on the previous pages The Data_Exchange message begins with two bytes of diagnostic data followed by inputs from the BIU or two bytes of fault clearing command data followed by outputs from the master Diagnostics Clear Fault 2 bytes Commands 2 bytes Input Data Output Data Input Data Output Data to Master to BIU The Diagnostics word and Clear Fault Command word are always sent regardless of the BIU s configuration Configuration Required for Diagnostics Fault Clearing To exchange the two bytes of diagnostics and fault clearing data the DDLM_Set_Prm message sent by the master must include the BIU in slot 0 and reserve a length of 2 bytes for it See the previous description of DDLM_Chk_Cfg This diagnostics data is included in the total length of data that may be exchanged on the Profibus GFK 1291A Chapter 6 C
40. IC670ALG240 Analog Input Module 16 point Grouped 251 HE670ACC100 InputSimulator Module Horner 100 HE670ADC810 Analog InputModule Horner 10VDC 0 10 VDC 131 IC670ALG620 RTD Input Module 190 IC670ALG630 Thermocouple Input Module 195 IC670ALG320 AnalogCurrent Wltage Output Module 4 Grp Points 51 IC670ALG330 AnalogCurrent source Output Module 8 Points 85 IC670MFP100 Micro Field Processor 111 IC693PRG300 Hand held Programmer 170 IC660HHM501 Genius Hand held Monitor 0 When attached the Hand held Programmer must be considered as a load component in the system Chapter 1 Introduction 1 9 Bus Interface Unit Terminal Block The Bus Interface Unit provides terminals for bus power and ground connections Maximum wire size is AWG 14 avg 2 0690mm2 cross section A connecting cable is provided with each I O Terminal Block It is used to connect the Bus Interface Unit Terminal Block to the first I O Terminal Block The same type of cable interconnects subsequent I O Terminal Blocks The cable has molded connectors that are keyed to assure proper orientation The Bus Interface Unit Terminal Block is designed to be extremely reliable it should not be necessary to replace or rewire it after installation The Bus Interface Unit Terminal Block stores the configuration parameters for the station The Bus Interface Unit can be removed without removing the wiring or reconfiguring the station DIP switches on t
41. Low digital value int 10 High digital value int hi 2 Ifyou press the Right Arrow key the display goes from value to value in sequence If you press the Left Arrow key the display goes to the first value for the previous channel 3 Use the HHP keypad to enter values To enter a negative value first enter the numbers then press the key 4 Use the ENT key to save the selections on this screen and go to the next item 5 From the last scaling screen press the Right Arrow key to go to the next parameter Alarm Thresholds Each input channel can have two Alarm Thresholds one for a low engineering units scaled value and one for a high value Maximum values are 32 767 The high threshold should be greater than the low threshold Threshold limits are based on circuit scaling If scaling is changed review and readjust the Alarm Thresholds if necessary Alarm Thresholds can be set anywhere over the dynamic range of the signal Typically they are set at levels beyond which the input should not operate or levels beyond which alternate processing is required They can also be set beyond the dynamic range of the signal ensuring that they will never be activated See the examples on the next page Profibus Bus Interface Unit User s Manual September 1996 GFK 1291A Example 1 Example 2 GFK 1291A For EACH channel in turn first enter a low alarm value Number of the S3 Alarm Ch 01 channel you are 0000
42. MDL640 in slot 2 and an analog input module IC670ALG230 in slot 8 The total length of the example input data is 20 bytes 46776 first byte Input Data Message last byte 2 bytes 16 bytes 2 4 16 bits 8 words To master i eee Discrete Discrete Relay Discrete Analog Analog BIU Output Input Output 8 Output Output Input 740 640 930 740 320 230 slot 0 slot 8 Input Defaults When configuring input modules either a default state 0 or hold last state can be selected see chapter 3 for more information If an input module is removed or fails to operate correctly the chosen default state is substituted for actual input data A diagnostic message is provided to indicate loss of module Forced input data is not affected Profibus Bus Interface Unit User s Manual September 1996 GFK 1291A Outputs from the Master to the BIU The amount of output data received from the master is equal to the total configured discrete output Q and analog output AQ lengths configured in the BIU s network I O map The BIU receives one output message from the master containing all the output data for its configured I O map The data is received in the same sequence the modules occupy in the I O Station first output module s data second output module s data and so on If one module receives both discrete and analog output data its discrete data will be located before its analog data The maximum
43. M_Slave_Diag message m Send data synchronization commands to groups of slaves using the DDLM_Global_Control function The formats of these messages and the message data structures are described on the following pages A class 2 master programmer or monitoring device can use the following commands to obtain information about the BIU DDLM_RD_Inp and DDLM_RD_Outp messages provide information about the BIU s input and output data DDLM_Get_Cfg can be used to read the BIU s configuration information Note that the DDLM_Set_Slave_Address function is not supported by this version of the Profibus BIU Profibus Bus Interface Unit User s Manual September 1996 GFK 1291A BIU Communications States The BIU cannot communicate on the Profibus until the master provides it with appropriate communications parameters After successful powerup the BIU waits fora DDLM_Set_Prm message from the master see page 6 7 After receiving the parameter data the BIU checks its validity and sends an acknowledgement to the master If the data was valid the BIU next waits for a DDLM_Chk_Cfg message from the master see page 6 9 When the BIU receives this message it checks its own configuration to be sure it matches what is expected by the master The BIU sends a positive or negative acknowledgement to the master depending on the validity of the configuration message If the configuration sent by the master does not match that of the
44. Upon noting the transition of this bit the BIU will update its next Data_Exchange message with the next fault in its internal fault table This does not remove the fault from the fault table or clear the fault If the master wants to clear all faults it should set bit 7 the MSB of the first byte to 1 The Clear command is also transition sensitive from 0 to 1 Bit 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 not used C not used A Clear All Faults Fault Acknowledge If the master sets this bit to 1 the BIU clears ALL When this bit transitions from 0 to 1 faults This is equivalent to clearing all faults with the BIU sends the next fault in the a Hand held Programmer It is normally done fault table when the BIU indicates that no more faults are present to stop the flashing of the OK LED Note that if all faults are cleared and fault conditions are still present the BIU generates anew diagnostics message 6 12 Profibus Bus Interface Unit User s Manual September 1996 GFK 1291A 6 Synchronizing I O Data DDLM_Global Control The master can synchronize the I O data of multiple BIUs and other slave devices using the DDLM_Global _Control message Each BIU can be included in a Global Control group with the other devices with which it will be synchronized 46758 Master LEVEE INKE T Slaves a obee A Global Control Group
45. address appears It is not necessary to enter a new address S1 Ref Address AI0001 1 Use the keypad if you want to enter a new address Module reference addresses must fall within the network map configured for the Bus Interface Unit to be sent to the master Input data discrete plus analog has a total of 256 bytes allocated within the BIU 2 Use the ENT key to save the selection and go on 3 Use the Right Arrow key to go to the next parameter Fault Reporting The Bus Interface Unit can report faults for each channel to the host If fault reporting is enabled for a channel the Bus Interface Unit sends a message to the host CPU if any fault occurs on that channel If fault reporting is disabled the Bus Interface Unit does not send fault reports for the channel to the host CPU Regardless of whether fault reporting is enabled the Bus Interface Unit detects faults on the circuit and takes appropriate action If a fault occurs the fault condition must be corrected for proper operation of the IO module Number of the channel at the cursor location Ch 01 S3 Faults NNYYYYYY 1 For each channel select Y if the Bus Interface Unit should report module faults to the host for that channel Select N if it should not Use the key if you want to change the selection 2 Use the Left Arrow and Right Arrow keys to select channels 3 Use the ENT key to save the selections on this screen 4 Use the Ri
46. ard diagnostics provided by the Field ControlI O modules and the BIU s own diagnostics Faults are reported to the master automatically in the BIU s regular I O data The master can request individual faults from the BIU and the master can clear all faults by setting a bit in the output data it sends to the BIU See page 6 12 for information This fault information can also be read from a class 2 master such as a programmer In addition contents of the BIU fault table can be displayed and cleared using a Hand held Programmer Profibus Bus Interface Unit User s Manual September 1996 GFK 1291A Module and Point Diagnostics Provided to the Master The first two bytes of input data from the BIU to the master are reserved for diagnostics data Each input data message can contain one fault from the BIU fault table The message contains the point number and slot location where the fault occurred and a number that corresponds to one of the following types of faults m corrupted EEPROM m loss of user power m unsupported feature m open wire m calibration memory failure m highalarm m configuration mismatch m lowalarm fuse blown m overrange m loss of module m underrange m addition of module m short circuit m extra module m unknown fault 46756 first byte Input Data Message last byte To master 2 bytes of diagnostic data Details of this data message are located on page 6 11 Communications Diagnostics In addition to
47. ations 6 13 A Additional Messages for Programming Devices Class 2 Masters The messages described on the previous pages are exchanged between the BIU and a Class 1 master such as a PLC or other type of system controller Class 2 masters such as programming devices can additionally use the following two messages to read information from the BIU m DDLM_Get_Cfg can be used to read the BIU configuration m DDLM_RD_Inp and DDLM_RD_Outp can be used to read the BIU IO buffers DDLM_Get_Cof A class 2 master reads the configuration of the Profibus BIU by sending the BIU a DDLM_Get_Cfg message The message contents is the same as for DDLM_Chk_Cfg There is 1 byte of data for each I O module and the BIU Data Format for Each Module MSB LSB 71 6 5 4 3 2 140 length of data 00 1 byte or word see bit 6 15 16 bytes or words input or output 00 not used 01 input 10 output 11 input output BIU byte or word 0 byte format 1 word format consistency over 0 byte or word 1 whole length For examples see DDLM_Chk_Cfg on page 6 9 6 14 Profibus Bus Interface Unit User s Manual September 1996 GFK 1291A 6 DDLM_RD_Inp and DDLM_RD_Outp A class 2 master read the I O buffers of the Profibus BIU using the DDLM_RD_Inp and DDLM_RD_Outp messages The message contents are the same as for DDLM_Data_Exchange The DDLM_RD_Inp message begi
48. caling values configuring for analog input module ial configuring for analog output module Signal wiring Slave devices Slots empty Software version BIU communication software Index 3 Index BIU core software 4 4 removing from DIN rail Specifications Termination See also individual I O module data 12 Mbit busses sheets a electrical Timing environmental Token passing pers Transmission rate temperature 1 5 Panic ae Transmission time 6 2 Standards 1 5 Startup communications V Sync mode enabled bit 6 8 Synchronizing output data T W Vibration specification Temperature specifications 1 5 Watchdog Terminal Block Watchdog enabled bit installing on DIN rail 2 5 Wiring guidelines Index 4 Profibus Interface Unit User s Manual September 1996 GFK 1291A
49. ck Do not tilt the Bus Interface Unit to remove it Attempting to remove the Bus Interface Unit at an angle may E damage it Shs GFK 1291A Chapter 2 Installation 2 3 lt Wireway gt Installing the DIN Rail AllField Control Terminal Blocks must be mounted on a 7 5mm x 35mm DIN rail The rail must have a conductive unpainted finish for proper grounding For best vibration resistance the DIN rail should be installed on a panel using screws spaced approximately 6 inches 5 24cm apart When using multiple rail sections be sure they are properly aligned Mount the DIN rail at least 4 25 inches 10 80 cm from any wireway or other obstruction on the wiring side of the Bus Interface Unit Allow more space if the wiring for I O modules is very stiff Drill mounting holes for the BIU Terminal Block as shown below Allow a small tolerance between the top and bottom of adjacent terminal blocks 5 90 in Pa ee hs 14 99 cm 4 25 in z a ia D A Co A 7 ea N f i7 sE Ww 2 M J Clamp 7 E ja Screw p S e o l lo A Co Y C7 X piar 1 75 in a j 4 31 in 4 445 cm 10 95 cm 2 4 Profibus Bus Interface Unit User s Manual September 1996 GFK 1291A Installing the Bus Interface Unit Terminal Block on the DIN Rail 1 Tilt the Bus Interface Unit Terminal Block and position it over the rail as shown below left catching the rai
50. complete the PC loader will instruct you to power cycle your module At this time power cycle the BIU Restarting an Interrupted Firmware Upgrade 1 oF oe ly Profibus Bus Interface Unit User s Manual September 1996 Connect all cables as described above Power cycle the BIU Follow steps 2 through 4 above If the update still fails repeat the process with a lower baud rate Place the upgrade label supplied with the diskette next to existing product label GFK 1291A Chapter Autoconfiguration 3 At powerup a new Profibus Bus Interface Unit can automatically configure the operation of the I O Station and start exchanging I O and diagnostics data with the master Autoconfiguration can also be done using a Hand held Programmer This chapter explains the features of Autoconfiguration m Description Input and Output References Assigned by Autoconfiguration m Default Module Features Selected by Autoconfiguration m Hand held Programmer Settings for Autoconfiguration Autoconfiguration from a Hand held Programmer m Notes about Adding and Deleting Module Configurations For Additional Information Also See Chapter 4 Using a Hand held Programmer GFK 1291A Description 3 2 During Autoconfiguration the BIU automatically reads the configuration of the I O modules that are presently installed The BIU generates a configuration for the I O Station which it stores in the BIU Terminal Block The BIU con
51. cooperate with you should such action be necessary After unpacking the Field Control modules and other equipment record all serial numbers Serial numbers are required if you should need to contact Product Service during the warranty period of the equipment All shipping containers and all packing material should be saved should it be necessary to transport or ship any part of the system Static Protection The Bus Interface Unit has CMOS components that are susceptible to static damage Use proper static handling techniques when handling this module Conformance to Standards Before installing Field Control products in situations where compliance to standards or directives from the Federal Communications Commission the Canadian Department of Communications or the European Union is necessary please refer to GE Fanuc s Installation Requirements for Conformance to Standards GFK 1179 2 2 Profibus Bus Interface Unit User s Manual September 1996 GFK 1291A Removing the Bus Interface Unit from the Terminal Block The Bus Interface Unit is shipped pre installed on the BIU Terminal Block Remove it to install the connector cable to the first I O Terminal Block 1 Loosen the Bus Interface Unit retaining screws Do Not Tilt 46426 Be sure screws are fully disengaged Attempting to remove the module OO with screw s partially engaged may damage it 2 Pull the Bus Interface Unit module straight away from the Terminal Blo
52. e suitable for use in a wide range of host architectures nterface 2 j The heart of the Field Control system is the Bus Interface Unit The Bus Interface Unit o provides intelligent processing I O scanning and feature configuration for a group of up to ne eight IO modules Together the Bus Interface Unit and its modules make up a Field Control vo p station see the illustration left The Bus Interface Unit and I O modules are enclosed in sturdy compact aluminum 1 housings Bus Interface Unit and I O modules bolt securely to separate Terminal Blocks which provide all field wiring terminals The I O Terminal blocks are generic and allow E different I O module types to be mounted on the same base I O Terminal Blocks are vol available with box type terminals barrier type terminals or wire to board connectors AllTerminal Blocks must be mounted on a DIN rail The DIN rail which serves as an gt integral part of the grounding system can also be mounted on a panel O p i Field Control Features ol b Features and benefits of Field Control include eoU m wiring savings vol Ih m more up time ans m easy installation and maintenance ol Ih m spare parts savings L LI lowcost m feature flexibility O m open architecture adaptable to a variety of networks Field m distributedl O Control do Station m small compact I O modules with generic terminal wiring bases m DIN rail mounted GFK 1291A 1 1 Field Cont
53. ect Note If Autoconfiguration is enabled while Configuration Protection is enabled toggling the state of Configuration Protection does not cause Autoconfiguration to be performed Disable Configuration Protection then go to the Autoconfiguration screen and toggle the state of Autoconfiguration to autoconfigure the BIU Profibus Bus Interface Unit User s Manual September 1996 GFK 1291A Enabling or Disabling I O Scanning 1 Monitor I O During normal operation of the Profibus BIU I O scanning is enabled WithI Oscanning 2 Configuration enabled the BIU scans the I O modules and exchanges I O data with the master via the 2 Profibus I O scanning can be disabled for special circumstances when it was necessary to shut down the station 1 Station Config 2 Module Config If I O scanning is disabled the BIU stops reading inputs and sets outputs to their 2 individually configured defaults Auto Config The I O Scan enable disable screen of the Hand held Programmed is located after the Enabled Auto Configuration screen as shown at left T 0 Sean I O Scan Enabled ENABLED Blk Map Start I z00001 You can disable or enable I O scanning by using the Toggle key followed by the ENT Blk Map Lngth I key 16 R0 S1 I 16 100001 100016 GFK 1291A Chapter 4 Instructions for Using a 4 7 Hand held Programmer Configuring the BIU Manually Manual configuration can be used to assign features to the BIU and to the modules in the I
54. ed DIN rail The DIN rail is an integral part of the grounding system Modules are tested to the specifications listed in the Conformance to Standards document GFK 1179 Temperature Modules operate reliably in ambient air temperatures from OC 32F up to 55C 131F Storage temperatures are 40C 40F to 85C 185F Humidity 5 to 95 non condensing For detailed installation information please see m Chapter 2 of this manual It describes installation and wiring for the Bus Interface Unit module and terminal block m Chapter 2 of the Field Control I O Modules User s Manual It summarizes installation instructions for modules and terminal blocks Detailed installation instructions are also packed with individual Field Control modules m The individual module datasheets included in the Field ControlI O Modules User s Manual which provide specific module wiring information Conformance to Standards GFK 1179 This manual describes the installation requirements for programmable control products used in industrial environments specifically in situations where compliance to standards or directives from the Federal Communications Commission the Canadian Department of Communications or the European Union is necessary The information in this manual is applicable for GE Fanuc Series 90 70 and Series 90 30 programmable controller products Genius I O products and Field Control Distributed I O and Control products GFK 129
55. er Note Range Selection is a setup parameter it is not ordinarily changed while the module is operating GFK 1291A Chapter 4 Instructions for Using a 4 17 Hand held Programmer Input Scaling Based on the actual analog input signal level for a channel the analog input module reports a value from decimal 0 to 4095 to the Bus Interface Unit The Bus Interface Unit can convert this digital input to a value that is more meaningful to the application by using the scaling values configured on this screen For each channel two sets of values are configured high and low scaled values and the actual high and low digital values they represent Based on these two pairs of values the Bus Interface Unit will be able to scale values for all other input levels See the Field Control I O Modules User s Manual GFK 0826 for information on finding appropriate scaling values for your application If you don t have scaling values ready you can continue to the next screen now and configure scaling at another time The Bus Interface Unit will use default scaling values of 1 1 if no scaling values are entered Indicates which of the 4 scaling values you are currently S3 Scale 1 Ch O1 configuring 00000 Eng lo Number of the channel you are Scaling or digital value now configuring Scaling type 1 For EACH channel in turn enter scaling values in this order Low scaling value eng lo High scaling value eng hi
56. er 0 byte or word 1 whole length The following table shows the values that could be entered in this message for various types of Field Control I O modules Consistency shown here is byte word not whole length Other formats can be determined using the information above Notice that data length choices are 0 15 so enter a length that is equal to the actual length minus 1 Module Type Binary Hexadecimal ProfibusBIU used for diagnostics and fault clearing data 01110000 70 Discrete Input Module 16 points e g IC670MDL640 01010000 50 Relay Output Module 8 points IC670MDL930 01000000 20 Electronic Short Circuit Protection Output Module 8 points 01000000 20 IC670MDL730 Discrete Output Module 16 points 01100000 60 Analog Output Module 4 points e g IC670ALG320 01100011 63 Analog Input Module 8 points e g IC670670230 01010111 57 GFK 1291A Chapter 6 Communications 6 9 Example Configuration The DDLM_Chk_Cfg message is not affected by empty slots in the I O Station So for the example I O Station represented below the master would send the following data in the DDLM_Chk_Cfg message 70h 60h 50h 20h 60h 63h 57h ASS 740 a YY 740 Uy 320 230 BIU Discrete Discrete Relay empty Discrete empty Analog Analog Output Input Output 8 Output Output Input Ordinarily there would not be empty slots between modules in an I O Station Autoconfiguration of the
57. es He 2 A it 88 hi HS a oO JOO E pa Ho 7 E O Terminal Auxiliary Block Terminal Blocks O 2 me wo 1 2 Profibus Bus Interface Unit User s Manual September 1996 GFK 1291A Profibus Bus Interface Unit The Profibus Bus Interface Unit interfaces Field Control IO modules to a Profibus I O bus The intelligent processing capabilities of the Profibus Bus Interface Unit allow the configuration of features such as fault reporting selectable input and output defaults analog scaling and analog range selection for the modules in the station In addition the Profibus Bus Interface Unit performs diagnostic checks on itself and its 1O modules and relays diagnostic information to the host if configured for fault reporting and to a Hand held Programmer The Bus Interface Unit mounts on a Bus Interface Unit Terminal Block The Bus Interface Unit can be removed and replaced if necessary without removing the wiring or reconfiguring the I O station Bus Interface Unit Terminal Block The Bus Interface Unit Terminal Block provides connections for power wiring and single or dual communications cables The Bus Interface Unit Terminal Block stores the configuration parameters selected for the station 1 0 Modules Field Control I O Modules are available in many types to suit a wide range of application needs Modules can be installed and removed without disturbing field wiring One or t
58. f on off 122 on off on on on off on on 59 on on on on on off on on 123 on off on on on on off off 60 on on on on on on off off 124 on off on on on on off on 61 on on on on on on off on 125 on off on on on on on off 62 on on on on on on on off 126 on off on on on on on on 63 on on on on on on on on 127 GFK 1291A Chapter 2 Installation 2 7 Installing the Cables Between Terminal Blocks Before installing modules on their terminal blocks install the connecting cable s between terminal blocks A short connecting cable as illustrated below is supplied with each I O Terminal Block A set of 12 connecting cables is available as renewal part number IC670ACC001 Optional 21 inch 0 53 meter cable part number IC670CBLO002 is also available only one longer cable can be used per IO station The illustration below shows cable connection between a Bus Interface Unit terminal block and an I O Terminal Block Make connections between I O Terminal Blocks in the same manner The connectors are keyed to assure proper installation After installing the cable be sure it is firmly seated on both connectors 46498 og VE o o pn Bus Interface Unit Terminal Block Tighten Terminal Block Connection Cable 000000000 000000000 WWlAr 00000000 00000000 L I O Terminal Block
59. face Unit to remove it Attempting to remove the Bus Interface Unit at an angle may damage the equipment System Wiring Guidelines 2 10 Four types of wiring may be encountered in a typical factory installation 1 Power wiring the plant power distribution and high power loads such as high horse power motors These circuits may be rated from tens to thousands of KVA at 220 VAC or higher 2 Control wiring usually either low voltage DC or 120 VAC of limited energy rating Examples are wiring to start stop switches contactor coils and machine limit switches This is generally the interface level of discrete I O 3 Analog wiring transducer outputs and analog control voltages This is the interface level to I O analog blocks 4 Communications and signal wiring the communications network that ties everything together including computer LANs MAP and Profibus and Genius busses These four types of wiring should be separated as much as possible to reduce the hazards from insulation failure miswiring and interaction noise between signals A typical PLC system may require some mixing of the latter three types of wiring particularly in cramped areas inside motor control centers and on control panels In general it is acceptable to mix the communications bus cable with the I O wiring from the blocks as well as associated control level wiring All noise pickup is cumulative depending on both the spacing between wires and
60. fibus protocol selection Discrete input module configuring 4 12 Discrete inputs 5 2 Discrete output module configuring Discrete outputs E Empty slots inI O Station Enclosures 1 4 ESD protection b 2 Extra Module message 3 6 F Fault reporting configuring for analog input module eid one uring for analog output module configuring for discrete input module nee on uring for discrete output module Fault reports enable or disable 4 4 Fault table Faults clearing from master Index 2 Profibus Interface Unit User s Manual September 1996 displaying and Seong reading from master Features Firmware upgrade 2 19 Forcing data Freeze mode enabled bit 6 8 Freezing input data Fuse Bus Interface Unit 1 6 2 17 Grounding system 2 11 Group Identifier 6 7 H Hand held Programmer change data format binary hex deci mal connection to Bus Interface Unit 4 2 connector on Bus Interface Unit 1 6 Menus screen formatfordisplaying forcin data 4 24 playing 8 using with Profibus BIU Hex data 4 24 HHP module configuration instructions lio 0 Humidity specification 1 5 I Odata examples length 5 2 reading from programmer I O map data lengths and types I1 Omodules configure type introduction locations for I OScanning instructions to enable or disable 7 I O Scanning enabled or disabled 5 1 I O tables setting a
61. figures modules slot by slot starting with slot one It continues to slot eight or the first empty slot Autoconfiguration assigns I O memory to each module and uses the module s default configuration The configuration can be edited using a Hand held Programmer This must be done in any of the following cases m There is a module installed after an empty slot A module must be deleted after configuration m A different type of module is installed ina slot after configuration Amodule s default features need to be changed Default Module Features Selected by Autoconfiguration Autoconfigured I O modules use the following settings these can be changed manually Module Type Feature Configured Default for Discrete Input Report Faults module yes Hold Last State circuits no Discrete Output Hold Last State circuits no Output Default States circuits 0 Report Faults module yes Analog Input Report Faults channels yes Channel Active channels yes Range channels 0 20mA Scaling Units engineering units channels low 00000 high 20000 integer units low 00000 high 20000 Alarm limits channels low 00000 high Hold Last State module no Analog Output Hold Last State module no Output Default States channels 00000 Report Faults channels yes Channel Active channels yes Range channels 0 20mA Scaling Units engineering units channels low 00000 high integer units low 00000 high
62. g the Bus Interface Unit Terminal Block 0 2 18 Upgrading the BIU Firmware 0 6066 c cece eee 2 19 Chapter 3 Autoconfiguration cece cece cece ee eee eee eee ences 3 1 Descriptions ssie sidani path cade Beaudet Bek teens eel et ho Bd 3 2 Input and Output References Assigned by Autoconfiguration 3 3 Hand held Programmer Settings for Autoconfiguration 3 5 Autoconfiguration with a Hand Held Programmer 3 5 Notes about Adding and Deleting Modules 0000 e eee eee 3 6 GFK 1291A Profibus Bus Interface Unit User s Manual September 1996 v Contents Chapter 4 Instructions for Using a Hand held Programmer 4 1 Getting Started rert aid tee Wire na etude EEA hemlet wee 4 2 Displaying and Editing BIU Configuration Data 206 4 4 Performing and Disabling Autoconfiguration 0000 e cece eee 4 6 Enabling or Disabling I O Scanning 6 666 4 7 Configuring the BIU Manually 0 66 4 8 Configuring I O Modules Manually 6 66 cece eee eee 4 10 Monitoring and Forcing OData 66 6 eee eee 4 24 Displaying and Clearing Faults with the HHP 2000 4 26 Chapter lt 5 Operati n ss ates ie Sai aan nena nal ee anes 5 1 OVERVIEW sai a iii eet eh a eh ay 5 1 Te Cha tai tect che BAM Mh Ld UMN Sn LAONAA 2 DS BAS Ok A AN ak 5 2 Diagnostics essay 6h aden Aan aE E ad
63. general description of the operation of the Profibus BIU Chapter 6 Communications Chapter 6 explains how Profibus master devices communicate with the Profibus Bus Interface Unit The communications described in this chapter are controlled by the master through the application program Specific Profibus system programming instructions are not included Related Publications For more information refer to these publications Field Control I O Modules User s Manual GFK 0826 This book describes Field Control I OModulesandI O Terminal Blocks and explains how to install them We Welcome Your Comments and Suggestions GFK 1291A At GE Fanuc automation we strive to produce quality technical documentation After you have used this manual please take a few moments to complete and return the Reader s Comment Card located on the next page Jeanne Grimsby Senior Technical Writer Profibus Bus Interface Unit User s Manual September 1996 iii User s Manual September 1996 GFK 1291A Contents Chapter 1 Introduction siai4 sixse darginsa WA epi aa eee nae ad Shae 1 1 Overview esst mant seiu eee bii tee SEa a AE dees RE a ae ge B es 1 1 Field Control Modules oiee siis 04 sieer Se oe un esisi 1 2 Locations for Field Control 00 000 c ccc eee eee 1 4 Field Control Environmental Specifications 2 6 066 c cece eee eee 1 5 Profibus Bus Interface Unit 0 000 0000s 1 6 Bus Interface Unit Terminal Block
64. ght Arrow key from the last channel to go to the next parameter Profibus Bus Interface Unit User s Manual September 1996 GFK 1291A Channel Active When a channel is configured as Active it is scanned for data and checked for errors If a channel should not be scanned that channel can be configured as inactive An inactive input channel returns no faults and no data Number of the channel S3 Active CH 01 at the cursor location NNNNNNYY 1 For each channel select Y if the channel should be active Select N if it should not Use the Left Arrow and Right Arrow keys to select channels Use the ENT key to save the selections on this screen PY N Use the Right Arrow key from the last channel to go to the next parameter Input Current Ranges Select a current range for each channel to correspond to the signal level of the input device Note that Current Source Analog Input Module IC670ALG230 and Current Source Analog Output Module IC670ALG320 cannot be used with negative voltages 0 to 20mA 4 to 20 mA Number of the channel S3 Range Ch 01 you are now configuring Oma 20ma 1 For each channel use the _ key to select a range 2 Repeat this step for each of the eight channels using the Left Arrow and Right Arrow keys to select channels 3 Use the ENT key to save the selections on this screen and go on to the next item 4 Use the Right Arrow key from the last channel to go to the next paramet
65. gram is copied to the computer s hard drive It is automatically deleted after the download is complete Install can also be run from the floppy drive directly if there is no hard drive or not enough space on the hard drive To run from the diskette change the working directory to point to the drive where the Install diskette is inserted and type INSTALL carriage return DO NOT CHANGE THE BAUDRATE NOW Press the F3 key to change the communications port used by the PC The Tab key toggles the port selection between COM1 and COM2 The default is COM1 From the main menu press the F1 key to attach to the slave device the BIU Once the BIU is attached the boot mode menu appears press F1 to enter BOOT MODE and press the Y key to confirm the operation Once in boot mode a new menu appears where the baud rate can be changed from the default rate of 19200 if desired To change the baud rate press the F2 key Press Chapter 2 Installation 2 19 2 20 the TAB key to toggle through the supported baud rates then press the ENTER key to change the baud rates of both the master PC and the slave When the baud rate change operation is complete press the F1 key to download the new firmware Press the Y key to confirm the operation The download will take several minutes Download time is approximately 5 minutes at 19200 baud If the download fails refer to Restarting An Interrupted Firmware Upgrade When the download is
66. he HHP will not automatically go back and re use references after a module is deleted 7 stu k ALLL From this screen you can 8 m Display other modules using the Right Arrow and Left Arrow key ok m Delete the currently displayed module by pressing the DEL key m Configure the current module by pressing the Down Arrow key Refer to the configuration instructions on the following pages for more information 4 10 Profibus Bus Interface Unit User s Manual September 1996 GFK 1291A Reading a Module Configuration If there is an unconfigured module present in the slot press the READ key to read its configuration This brings up the module s identification screen For example RO S1 Mod type Module Discrete Out 16 type You can edit this configuration as described on the following pages Configuring an Empty Slot If there is no module present in the slot the screen displays RO S1 EMPTY If you want to enter a configuration press the Toggle key This screen will appear RO S1 I O Type Generic I O 1 Press the Toggle key to select either Generic I O or Special I O see the list below Then press the ENT key RO S1 I O Type Special I O 2 The screen prompts RO S1 Mod Type Use the Toggle key to go through the module names listed below GenericlI O Speciall O DiscreteInput4 8 Analog 8 Current Input All 16 point Discrete Input
67. he Terminal Block can be used to set the Profibus Address that will be used by the BIU The BIU reads these switch settings at powerup If they are changed while the BIU is operating the change will not take effect until the next time the BIU is powered up The Profibus Address can also be set during BIU configuration 46709 x 5 o Profibus z 33 Connector z 83 i DIP Switches O Ca es Connecting Les Cable gat 2 Terminals for S 88 z power wiring a 88 2 1 10 Profibus Bus Interface Unit User s Manual September 1996 GFK 1291A Bus Interface Unit Functional Specifications Bus Interface Unit Reliability Power Supply Input Nominal Rated Voltage Voltage Range Power Inrush Current Power Supply Output tol Omodules Holdup Time More than 183 000 hours operation MTBE calculated 24VDC 18 VDC to 30 VDC 16 8 Watts maximum at full load nominal voltage 15 50 Amps peak 3 mS maximum see note 6 5 VDC 5 1 4 Amp maximum See module list on page 1 9 10mS maximum from nominal input voltage Bus Interface Unit Terminal Block PowerRequirements Reliability 16mAmaximum More than 600 000 hours operation MTBE calculated Note Inrush current is installation dependent See page 2 4 For power requirements of specific I O modules please see the Field Control I O Modules User s Manual GFK 0826
68. he host CPU Regardless of whether fault reporting is enabled the Bus Interface Unit detects faults on the circuit and takes appropriate action If a fault occurs the fault condition must be corrected for proper operation of the IO module Number of the channel l S4 Faults Ch 01 at the cursor location Selections for all 4 NNYY channels 1 Use the key to select Y or N for each channel Select Y if the Bus Interface Unit should report module faults to the host for that channel Select N if it should not 2 Use the Arrow keys to select channels If Hold Last State is set to NO pressing the Left Arrow key from the first channel displays the Output Default screen 3 From the last channel press the Right Arrow key to go to the next parameter GFK 1291A Chapter 4 Instructions for Using a 4 21 Hand held Programmer 4 22 Channel Active If a channel is configured as active it will be scanned for data and checked for errors If a channel should be ignored configure that channel as inactive J Number of the channel S4 Active Ch 01 at the cursor location NNYY 1 For each channel select Y if the channel should be active Select N if it should not 2 Use the Left Arrow and Right Arrow keys to select channels 3 Use the ENT key to save the selections on this screen 4 Use the Right Arrow key to go to the next parameter Output Current Ranges Select the current range for each channel to correspond to the signa
69. iate scaling values for your application If you don t have scaling values ready you can continue to the next screen now and configure scaling at another time The Bus Interface Unit will use default scaling values of 1 1 if no scaling values are entered Indicates which of the 4 scaling values you are currently S3 Scale 1 Ch O1 configuring 00000 Eng lo Number of the channel you are Scaling or digital value now configuring Scaling type 1 For EACH channel in turn enter scaling values in this order Low scaling value eng lo High scaling value eng hi Low digital value int 10 High digital value int hi 2 Ifyou press the Right Arrow key the display goes from value to value in sequence If you press the Left Arrow key the display goes to the first value for the previous channel 3 Use the HHP keypad to enter values To enter a negative value first enter the numbers then press the key 4 Use the ENT key to save the selections on this screen and go to the next item Note Range Selection is a setup parameter it is not ordinarily changed while the module is operating 5 From the last scaling screen press the Right Arrow key to go to the original slot configuration screen GFK 1291A Chapter 4 Instructions for Using a 4 23 Hand held Programmer Monitoring and Forcing I O Data 1 Monitor I O From the main menu press the 1 key Monitor I O This menu appears 2 Configuration
70. ic Slave Diagnostics ready to master Global Control A Check validity of Read Inputs lt messages Read Outputs M gt Set Parameters r DN 4 Profibus Bus Interface Unit User s Manual September 1996 GFK 1291A 6 Reading BIU Diagnostics DDLM_Slave_Diag The master periodically sends the DDLM_Slave_Diag message to the BIU to request diagnostic information about the status of a Field Control I O Station itself The Profibus BIU uses only the first six bytes of this message At startup the master uses this message to check the BIU status prior to sending the communications parameters or checking the BIU configuration If a class 2 master such as a programmer takes control of the BIU the BIU temporarily stops exchanging data with its usual master the master that supplied its communications parameters By cyclically issuing a DDLM_Slave_Diag message to the BIU that master can determine when the class 2 master has released its control It can then resume normal I O data transfer GFK 1291A Chapter 6 Communications 6 5 6 6 Message Contents DDLM_Slave_Diag Byte Description 0 Bit Station Status Byte 1 0 Station not present Master cannot reach the BIU If this bit is set to 1 the diagnostic bits contain the state of the previous diagnos tic message The BIU sets this bit to 0 Station not ready The BIU
71. ices Specifications for the BIU power supply are listed on page 1 11 The BIU power supply is not damaged by either of the following m Reversing input voltage on terminals 1 and 2 Temporary overcurrent conditions on the 6 5 VDC output Timing The Bus Interface Unit provides power to all I O modules that are installed at the station I O module operation is governed by a System Reset signal to ensure controlled operation during the power up and shut down processes As shown in the timing diagram below momentary power losses of less than 10 milliseconds do not affect I O module operation however longer power losses generate a Reset for all system I O modules 46456 I P bi Momentary oe lt 5 Power PE n Loss 24VDC Nominal Voltage Voltage Overshoot Overshoot 5 max 5 max A ae 4 F 6 5V Output 4 4 95 min Hold Hold Time Time 200mS 10mS 200mS 10mS a lt lt lt gt min min min min 3mS sms ee min min RST b Chapter 1 Introduction 1 7 1 8 Backplane Current The amount of current available to the backplane depends on the minimum input voltage as shown in the following graph Systems operating with less than 21 V input voltage have less backplane current available For example at 20Vi the available current is 1 2 Amps Operating Range 46404 1 4 1 2 J 1 0 0 8 4 0 4 J 0 2 J Backplane Current Amps 1819 21 30 Voltage In Calc
72. is not installed on a Terminal Block Always observe normal ESD protection practices for example use a grounding strap when handling an un installed module The fuse location is shown below Visually inspect the fuse to see whether it has blown 46719 kn Fuse To remove the fuse from the holder carefully pry it upward Take care not to damage any components in the module Place the new fuse in position and press it into the holder The fuse should be a 1A 5x20mm 250VAC slow blow type Reinstall the Bus Interface Unit on the BIU Terminal Block GFK 1291A Chapter 2 Installation 2 17 Removing the Bus Interface Unit Terminal Block 1 Loosen the clamp screw 2 Remove the panel mounting screws 3 Insert a small flat blade screwdriver into the upper latch and pry it outward Then pull up gently on the top of the terminal block to disengage the upper latch from the rail ne a esis a n Upper a G Pry A Remove panel mount screws 2 places 000000000 000000000 Lower Q latch 4 Keep gently pulling the top of the terminal block away from the rail Insert the screwdriver into the lower latch and pry it outward to free the terminal block 2 18 Profibus Bus Interface Unit User s Manual September 1996 GFK 1291A Upgrading the BIU Firmware GFK 1291A The BIU firmware can be upgraded from an IBM PC or compatib
73. l behind the tabs in the terminal block 2 Pivot the terminal block downward until the spring loaded DIN rail latches in the terminal block click into place 1 2 46412 a o el N NDN tabs rail 3 Tighten the DIN rail clamp screw see below left Maximum recommended torque is8in Ibsto10in Ibs 46459 Q ps WU 00000000 06000000 Tighten 0 4 Secure the terminal block to the panel with 3 8 inch 9 525mm 6 screws not supplied through the mounting ears 000000000 000600000 GFK 1291A Chapter 2 Installation 2 5 Setting the BIU DIP Switches The DIP switch pack on the BIU Terminal Block can be used to assign the bus ID of the BIU Each device on the bus must have a unique ID Valid bus addresses are 1 to 126 Note The master will not exchange I O data with a device that uses ID 126 so do not use 126 for the BIU also see below Switch 8 determines whether the Profibus ID is read from memory or from DIP switches To have the Profibus ID read from memory set switch 8 to the off position If the address in memory is invalid a default address of 126 is used If switch 8 is set to on to Read ID from DIP switches BUT switches 1 7 are set to On 127 decimal the ID the default address of 126 decimal is used To use the DIP switches to select the ID set switch 8 to the on position and position switches 1 7 to select the bus ID as shown in the table o
74. l level of the output device Note that Current Source Analog Output Module IC670ALG320 can only be set for 0 to 20mA or 4 to 20mA 0 to 20mA 4 to 20 mA Number of the channel S4 Range Ch 01 you are now configuring Oma 20ma 1 For each channel use the _ key to select a range 2 Repeat this step for each of the eight channels using the Left Arrow and Right Arrow keys to select channels 3 Use the ENT key to save the selections on this screen Note Range Selection is a setup parameter it is not ordinarily changed while the module is operating 4 Use the Right Arrow key to go to the next parameter Profibus Bus Interface Unit User s Manual September 1996 GFK 1291A Output Scaling While the actual values received from the application program may represent various types of engineering units the Bus Interface Unit reports values from decimal 0 to 4095 to an analog output module The BIU converts the application data into internal units using scaling values These internal values are then converted to counts and sent to the output channels For each channel two sets of values are configured high and low internal values and the actual high and low engineering units values they represent Based on these two pairs of values the Bus Interface Unit will be able to scale values for all other output levels See the Field Control I O Modules User s Manual GFK 0826 for information on finding appropr
75. le computer You will need the following equipment A special cable and RS232A22 converter to connect the computer s COM1 port to the Monitor connector on the Profibus BIU This can be either of the following A or B A Cable converte1C690ACC901 B Converter IC690ACC900 used with cable IC690CBL303 plus either of the following cables 25 pin RS232 Serial Cable IC690CBL705 9 pin RS232 Serial Cable IC690CBL702 An IBM AT PC compatible computer with at least 640K ram one diskette drive MSDOS 3 3 or higher and one RS232 serial port If the computer s COM1 port is not a 9 pin serial port an adapter can be used if necessary If the COM1 port is not available the PC Loader program can be adapted to work with other COM ports Contact GE Fanuc PLC Technical Support for information Recommended a hard drive with at least 1 Megabyte of available space The firmware upgrade diskette The diskette also includes PC Loader software and an installation program The PC Loader utility controls downloading the new firmware from the floppy to the FLASH memory of the BIU Upgrade Instructions 1 Connect the cable converter as listed above from the computer s COM port to the Monitor connector on the BIU Insert the upgrade diskette into the computer s diskette drive A or B If the computer has a hard disk at the DOS prompt C gt type A install or B install if the diskette is in drive B The PC Loader pro
76. ll data to zeros I OTerminal Blocks introduction GFK 1291A ID number l 7 Input module analog configuration instructions 4 20 Input power requirements 1 8 Inputs 5 2 length and references in BIU L LEDs Load requirements for hardware compo nents Locations for I O modules Logic power Loss of Module message 3 6 Master access locked bit Messages DDLM_Chk_Cfg DDLM_Data_Exchange DDLM_Global_Control DDLM_Set_Prm DDLM_Slave_Diag Module configuration formats sent to master bl Module current requirements Module defaults 3 2 Module diagnostics 5 5 Modules I Omodules l 3 I OTerminal Blocks types of 1 3 Mounting clearances Mounting positions Mounting screws 2 4 N Noise preventing specifications Profibus Bus Interface Unit User s Manual September 1996 Index O Operation overview 5 1 Output defaults Outputs length and references in BIU sent by master P Panel mounting Parameters at startup Pin assignments for the bus connectors Power specifications to Bus Interface Unit wiring general information Power dissipation Power Supply input power requirements specifications timing 1 7 Preinstallation check 2 2 Profibus bus specifications 1 13 Profibus operation 6 1 Profibus protocol selecting type with DIP switches 2 6 R Reading module configuration with HHP etl 1 S S
77. n off off on off on off 74 on off off off on off on on 11 on on off off on off on on 75 on off off off on on off off 12 on on off off on on off off 76 on off off off on on off on 13 on on off off on on off on 77 on off off off on on on off 14 on on off off on on on off 78 on off off off on on on on 15 on on off off on on on on 79 on off off on off off off off 16 on on off on off off off off 80 on off off on off off off on 17 on on off on off off off on 81 on off off on off off on off 18 on on off on off off on off 82 on off off on off off on on 19 on on off on off off on on 83 on off off on off on off off 20 on on off on off on off off 84 on off off on off on off on 21 on on off on off on off on 85 on off off on off on on off 22 on on off on off on on off 86 on off off on off on on on 23 on on off on off on on on 87 on off off on on off off off 24 on on off on on off off off 88 on off off on on off off on 25 on on off on on off off on 89 on off off on on off on off 26 on on off on on off on off 90 on off off on on off on on 27 on on off on on off on on 91 on off off on on on off off 28 on on off on on on off off 92 on off off on on on off on 29 on on off on on on off on 93 on off off on on on on off 30 on on off on on on on off 94 on off off on on on on on 31 on on off on on on on on 95 on off on off off off off off 32 on on on off off off off off 96 on off on off off off off on 33 on on on off off off off on 97 on off on off off off on off 34 on on on
78. n the next page The illustration below shows the DIP switches positioned to have switch 1 on the right to correspond with the table of switch settings 46715 22O ii aBB88886 etel z e 3 BBBEBEE Ea DIP Switches K QQQQQQQQQ QQQQQQQQ 000000000 00000000 Wave Wu The following table shows switch settings for selecting bus IDs 0 to 127 Switch settings are binary In the table the least significant bit switch 1 is on the right Profibus Bus Interface Unit User s Manual September 1996 GFK 1291A Switch Positions for Selecting the Bus ID 8 vi 6 5 4 3 2 1 Bus ID 8 7 6 5 4 3 2 1 Bus ID on off off off off off off off 0 on on off off off off off off 64 on off off off off off off on 1 on on off off off off off on 65 on off off off off off on off 2 on on off off off off on off 66 on off off off off off on on 3 on on off off off off on on 67 on off off off off on off off 4 on on off off off on off off 68 on off off off off on off on 5 on on off off off on off on 69 on off off off off on on off 6 on on off off off on on off 70 on off off off off on on on 7 on on off off off on on on 71 on off off off on off off off 8 on on off off on off off off 72 on off off off on off off on 9 on on off off on off off on 73 on off off off on off on off 10 on o
79. ng CPU communicating ON OFF Module functioning no Profibus Master activity for the time set into the Set_Prm by the master This watchdog time can be disabled by the master If it is disabled the RUN LED does not turn OFF when the master stops I O exchange ON Blinking Module functioning circuit forced Blinking ON Circuit fault CPU communicating Blinking OFF Circuit fault no Profibus Master activity for the time set into the Set_Prm by the master This watchdog time can be disabled by the master If it is disabled the RUN LED does not turn OFF when the master stops I O exchange Altemate Blinking Circuit fault Circuit forced Synchronous Blinking BIU is in boot mode OFF Blinking Electronics drminalAssemblymismatch OFF OFF No block power or Block faulty 2 16 Profibus Bus Interface Unit User s Manual September 1996 GFK 1291A Removing Replacing the Bus Interface Unit Fuse If all the Bus Interface Unit LEDs go off it may be necessary to replace its fuse The fuse can be removed without disturbing any other parts of the station or wiring To check the fuse remove power from the station Fully loosen the retaining screws in the Bus Interface Unit and carefully remove it from the Terminal Block Do not tilt the module during removal Avoid touching the exposed wiring on the Terminal Block when removing the Bus Interface Unit Electrostatic discharge can damage the module when it
80. nitor I O 2 Faults 2 1 First 16 Flts 2 Last 16 Flts A 1 900001 0 B tT rt Slot 1 Fault 01 CONFIG MISMATCH ENT z T Slot 2 Fault 02 1 FORCE Loss I O Module 2 UNFORCE 1 1 BIU Config 2 COMM Config Software Version Comm gt Profibus ID 123 n m i l T 900001 0 B 2 Exit Software Version Core x RO s2 EMPTY gt T Report Faults Yes gt Config Protect T Disable Moving from Screen to Screen To move between displays use the following keys press the Right Arrow key to go to the next screen 4 press the Left Arrow key to go to the previous screen press the Up Arrow key to return to the previous level GFK 1291A Chapter 4 Instructions for Using a 4 3 Hand held Programmer Displaying and Editing BIU Configuration Data From the main menu press the 2 key Configuration This menu appears 1 Station Config 2 Module Config All configurations whether automatic or manual are stored in EEPROM and are retained through a power cycle From this menu you can m Press the 1 key to display and change the station configuration m Press the 2 key to enter display and edit I O module configurations 1 Monitor 1 0 Displaying or Changing the Station Configuration 2 Configuration 2 To view or change the BIU configuration press the 1 key from the Station
81. ns with two bytes of diagnostic data see below followed by inputs from the BIU The DDLM_RD_Outp message begins with two bytes of fault clearing command data followed by outputs from the master Diagnostics Clear Fault 2 bytes Commands 2 bytes Input Data Output Data Data in DDLM_RD_Inp Data in DDLM_RD_Ouip The Diagnostics Data word in the DDLM_RD_Inp message has the same format as DDLM_Data_Exchange see page 6 11 GFK 1291A Chapter 6 Communications 6 15 A Addition of Module message 3 6 Address selection DIP switches 2 6 Alarm thresholds configuring for analog input module Analog input module configuration instructions 4 16 Analog inputs 5 2 Analog Output Module configuration instructions 4 20 Analog outputs 5 3 Autoconfiguration adding and deleting modules B 46 configuration protection k d disable B 56 I O references assigned b 3 overview of with a Hand held Programmer 3 5 with empty slot Auxiliary I O Terminal Block B Binary data 4 24 BIU communication states BIU diagnostics BIU fault table 5 4 Boot loader Bus cable specifications 2 14 cale types 2 14 connecting to Bus Interface Unit 2 13 length 2 14 termination 2 15 Bus ID configuration with HHP Bus Interface Unit description 1 6 dimensions functional specifications fuse 1 6 installing on terminal block introduction power supply T 7 removing fr
82. o a ere eod Saath a eden te SG Wie eet eg Waves 5 4 SynchronizingI OData pesinee ea e aana nee eens 5 6 Chapter 6 Communications s 4 9 4 5 45 4saste 5 4999 4 0 9 49S H99 5 40S 449 0944095 6 1 Profibus Operation 6 6 66 eee eens 6 1 TMINE ear ee a a AE E EE 6 2 Communications between the Master and the BIU 6 2 BIU Communications States u s asuna s narra runnen rrer 6 3 Reading BIU Diagnostics DDLM_Slave_Diag 00005 6 5 Setting the BIU Communications Parameters DDLM_Set_Prm 6 7 Checking the BIU Configuration DDLM_Chk_Cfg 245 6 9 Exchanging I O Data Diagnostics and Fault Clearing DDLM_Data_Exchange 6 eee eee 6 11 Synchronizing I O Data DDLM_Global Control 6 13 Additional Messages for Programming Devices Class 2 Masters 6 14 vi Profibus Bus Interface Unit User s Manual September 1996 GFK 1291A Chapter Introduction 1 This chapter describes Field Control modules the Profibus Bus Interface Unit IC670PBI001 and other equipment that may be used with the Bus Interface Unit It will help you locate more information in other documents Overview SR Field Control is a family of highly modular distributed I O and control products They nes ar
83. om terminal block 2 3 2 9 terminal block Profibus Bus Interface Unit User s Manual September 1996 Index Cables between terminal blocks installing Channel active configuring for analog in put module Clearances required 2 4 Communications diagnostics 5 5 loss of 5 overview parameters startup Configuration HHP menus 4 4 instructions for using HHP 4 8 reading from programmer selectable features 1 12 Configuration instructions analog input module f analog output module discrete input module discrete output module 4 14 Configuration Mismatch message Configuration protection enable or dis able 4 4 Control wiring 2 10 Current voltagerange configuring for analog input module 17 configuring for analog output module nen D Data Exchange mode DDLM_Chk_Cfg DDLM_Data_Exchange message DDLM_Global_Control message DDLM_Set_Prm DDLM_Slave_Diag Decimal data Default or hold last state configuring for analog input module 4 19 configuring for analog output module 4 20 Index 1 Index me uring for discrete input module one uring for discrete output module Defaults enan module fea tures Delay between messages Diagnostics 6 5 BIU 5 5 communications 5 5 data format to master module 5 5 DIN rail installing Terminal Block mounting removing Terminal Block DIP switches board address selection Pro
84. ommunications 6 11 Format of the Diagnostics Data Word As mentioned the first two bytes of each Data_Exchange message are used for diagnostics and fault clearing Each Data_Exchange message sent by the BIU can contain one fault report This Diagnostic Data word contains the slot and point number of the fault s location and a numerical value identifying the type of fault that has occurred The Diagnostics Data word has the following format Bit 15 14 13 12 11 10 9 8 7 6 5 4 JARE F Value that Identifies fault Point Slot Point where 1 fault present the fault BIU is slot 0 0 no fault occurred Slots are 1 8 ignore data Slot 1 is nearest to the BIU 0 unknown fault 9 loss of user power 1 corrupted EEPROM 10 open wire 2 unsupported feature 11 high alarm Numerical value 3 calibration memory failure 12 low alarm identifying the 4 configuration mismatch 13 overrange type of fault 5 fuse blown 14 underrange 6 loss of module 15 short circuit 7 addition of module 16 129 reserved for future use 8 extra module Clearing All Faults Similarly the first two bytes of each Data_Exchange message sent by the master can be used to request the next fault report from the BIU or to clear all faults in the BIU s internal fault table To request a fault report the master should set the least significant bit of the least significant byte from 0 to 1
85. ons Software Version 2 Configuration 2 When you select Comm Configuration menu the first Comm configuration display screen appears This screen shows the version of the BIU communications software 1 Station Config 2 Module Config Software Version 1 Comm 1 BIU Config 2 COMM Config 2 Press the Right Arrow key to go to the next screen Software Version Comm Displaying or Changing the Bus ID To view or change the Profibus configuration press the Right Arrow key from the BIU Profibus ID 4 123 software version screen Profibus ID 45 Note The Profibus ID can be changed any time However the selected ID will not be used until the BIU is power cycled with DIP switch 8 set to zero If you want to change the Profibus ID enter a new number from the keypad then press the ENT key To return to the Station Configuration screen press the Up Arrow key GFK 1291A Chapter 4 Instructions for Using a 4 5 Hand held Programmer Performing and Disabling Autoconfiguration 1 Monitor I O 2 Configuration 2 1 Station Config 2 Module Config 2 Auto Config Enabled I O Scan Enabled Blk Map Start I T00001 Blk Map Lngth I 16 RO S1 I 16 I00001 100016 RO s2 EMPTY Enabling Autoconfiguration causes the BIU to automatically generate configuration data based on the modules currently present in the station Autoconfiguration can also be performed from a Hand held Programmer For m
86. orce the point press the 1 key A cursor appears on the screen indicating that the HHP is ready for you to enter the intended force value from the keypad 100001 0 B Enter the force value and press the ENT key An asterisk after the value indicates that it is forced 100001 1 B 5 To remove the force press the ENT key to display the Force menu Press the 2 key GFK 1291A Chapter 4 Instructions for Using a 4 25 Hand held Programmer Di splaying and Clearing Faults with the HHP The Bus Interface Unit reads faults from I O modules It can store up to 32 uncleared faults both BIU and module faults in its internal fault table As faults occur the first 16 are saved in the internal table They stay there until the faults are cleared none of these 16 faults is lost if the table overflows However for faults 17 through 32 the internal fault table operates as a First In First Out stack When fault 33 occurs fault 17 is dropped from the table Fault 1 Fault 16 Fault 17 Faults overflow here a Fault 32 New faults are added here Faults are reported to the master automatically in the BIU s regular I O data The master can clear all faults in the BIU by setting a bit in the output data it sends to the BIU See page 6 12 for information In addition the master can request specific diagnostic information from the BIU Faults can also be displayed and cleared with the Hand held Programmer Displaying Faults 2
87. ore information about Autoconfiguration see chapter 3 Autoconfiguration can be disabled with the Hand held Programmer Configuration Protection can be set to prevent all configuration changes both automatic and manual Configuration Protection must be disabled for Autoconfiguration to be performed Disabling Autoconfiguration The default state of Autoconfiguration is enabled To prevent Autoconfiguration press the 2 key from the Station Config Module Config menu The Autoconfiguration screen appears Auto Config Enabled You can disable Autoconfiguration using the Toggle key followed by the ENT key Performing Autoconfiguration from the Hand held Programmer Autoconfiguration is executed with the Hand held Programmer from the Autoconfigurationenabled disableddisplay Auto Config Disabled Toggling the state of Autoconfiguration from disabled to enabled then pressing the ENT key causes Autoconfiguration to occur When the state is toggled to enabled the HHP prompts Do New Config Are you sure If you press the ENT key the existing configuration is deleted and installed modules are autoconfigured This deletes the entire configuration including any selections made manually To quit without autoconfiguring press the CLR key instead Configuration Protection Configuration Protection must be disabled for Autoconfiguration If the Configuration Protection feature is enabled toggling Autoconfiguration has no eff
88. overall length of this output data is 128 bytes An additional 2 bytes at the start of the message are used by the master for fault clearing So the actual maximum length of the output message from the master is 130 bytes 46755 first ee Output Data Message last e a l 4 Fault Fait caring Discrete and Disereteand Analog Module output data Module output data From master 4 2bytes Maximum Output Data Length 128 bytes Maximum Total Length 130 bytes _ The diagram below shows an example output data message for an I O Station that includes discrete output modules IC670MDL740 in slots 1 and 5 a relay output module IC670MDL930 in slot 3 and an analog output module IC670ALG320 in slot 7 The total length of the example input data is 15 bytes 46777 first byte Input Data Message last byte 2 bytes i byte 2 bytes 8 e 16 bits 16 o e Ea To master oe ld Discrete Discrete a Discrete Analog BIU Output Input Output 8 Output Output Input 740 640 930 740 320 230 slot 0 slot 8 Output Defaults On powerup all outputs go to their configured default state except outputs which had previously been forced they go immediately to their forced state or value Outputs remain at the Output Default State until the module receives output data from the master Outputs do not glitch on during powerup GFK 1291A Chapter 5 O
89. peration 5 3 Diagnostics The Profibus BIU provides two separate ways to access and clear faults in the I O station through a Hand held Programmer and from the master Both the Hand held Programmer and master get data on module faults from the BIU s internal fault table The master also has access to additional diagnostics information about the communications status of the BIU This section is a description of these diagnostics capabilities It gives m the format of the BIU fault table m A list of the module and point diagnostics that are available to the master m A list of the communications diagnostics that are available to the master The instructions for displaying and clearing faults with a Hand held Programmer are located in chapter 4 The formats of diagnostic and fault clearing data exchanged between the BIU and the master are located in chapter 6 The BIU Fault Table The Bus Interface Unit maintains an internal fault table that can store up to 32 uncleared faults As faults occur the first 16 are saved in the table They stay there until the faults are cleared none of these 16 faults is lost if the table overflows However for faults 17 through 32 the internal fault table operates as a First In First Out stack When fault 33 occurs fault 17 is dropped from the table Fault 1 Fault 16 Fault 17 Faults overflow here gt a Fault 32 New faults are added here These faults can include both the stand
90. r Field Control I00001 100016 The Slot Number refers to the location of the module in the station relative to the Bus Interface Unit o N oO o A wo N a Oo Specify the I O reference addresses to be used by the module For most applications you can simply have the Bus Interface Unit assign the next 46476 available addresses in that memory type Or you can enter specific addresses for D f 7 the module as described in the individual module configuration pages For the present version of the Profibus BIU all module reference Lal E 1 addresses should fall within the network map configured for the BIU In addition input data and output data discrete plus analog each have Len 2 a total of 256 bytes allocated within the BIU TT i In the example screen illustrated above the Bus Interface Unit assigns 16 H reference addresses beginning at 100001 to a 16 point input module In the same PIT system the next discrete input module in the station would automatically be k 5 assigned references beginning at 100017 f It is not necessary to assign a new reference address to I O modules However if il 6 you have removed a configured module you may wish to re assign its references PI T to another module on the new module s configuration screens T
91. rately Before the exchange of I O data begins the master sends the BIU a message containing its configuration parameters The BIU checks these parameters to be sure they match its own If they do the BIU starts sending data to the master upon request Input Data Sent by the Bus Interface Unit The amount of input data sent to the master is equal to the total discrete input I and analog input AI lengths configured in the BIU s network I O map The BIU sends one input message to the master containing all input data from its configured I O map addresses The data is sent in the same sequence the modules occupy in the I O Station first input module s data second input module s data and so on If one module provides both discrete and analog input data its discrete data will be placed before its analog data The maximum overall length of input data is 128 bytes An additional 2 bytes at the start of the message are used by the BIU for diagnostics messages to the master So the actual maximum length of the input message from the BIU is 130 bytes 46755 first byte Input Data Message last byte 4 BIU diagnostics data Discrete and Analog Module input data To master 4 _ 2bytes gt 4 Maximum Input Data Length 128 bytes 4 Maximum Total Length 130 bytes _ The diagram below shows an example input data message for an I O Station that includes a discrete input module IC670
92. rds 9999 AQ analogoutputs up to 64 contiguous words 9999 1 Enter a starting address for I data Press the ENT key to accept the address and continue Blk Map Start I 100001 2 Enter a length in bits for the I data For example Blk Map Lngth I 16 3 Press the ENT key to accept the length 4 Continue as above entering starting addresses and lengths for the other data types Lengths for AI and AQ are 16 bit words Profibus Bus Interface Unit User s Manual September 1996 GFK 1291A The lengths entered must not add up to more than 128 bytes of inputs discrete analog and 128 bytes of outputs discrete analog The lengths selected should include all the I O data that will be exchanged on the bus Ifa data length is too short modules that overflow the configured limit will not be serviced by the main CPU system AnyI Omodules 0r portions of modules configured outside the I O map will be scanned by the Bus Interface Unit but the data will not be exchanged on the bus You might use a worksheet like the one shown below to record the I O references configured for the Bus Interface Unit and for the modules in the I O Station Slot 0 is the location of the BIU Slots 1 through 8 maximum contain I O modules Module References and Reference Parameters Worksheet
93. rently installed modules If the CLR key is pressed no Autoconfiguration is performed GFK 1291A Chapter 3 Autoconfiguration 3 5 Notes about Adding and Deleting Modules Adding Autoconfiguration will only add modules to the BIU configuration It Modules will never delete an individual module Deleting Individual modules must be deleted manually Modules Deleting An entire I O Station configuration can be deleted by powering up the T O Station BIU with NO modules present in the Field Control bases Messages Resulting from Adding or Deleting Modules m For each module added by Autoconfiguration an Addition of I O Module fault is generated m For each module that was previously configured which is no longer present Autoconfiguration generates a Loss of I O Module fault However the slot remains configured for the absent module m fa slot has been configured for one module type but has a different module installed when Autoconfiguration is performed a Configuration Mismatch error is generated However the slot remains configured for the original module type m If there is an unconfigured module present after an empty slot the module is not configured and an Extra I O Module fault is generated 3 6 Profibus Bus Interface Unit User s Manual September 1996 GFK 1291A Chapter Instructions for Using a 4 Hand held Programmer This chapter explains how to use a Hand held Programmer with a Profibus BIU m Getting Started
94. rol Modules There are three basic types of Field Control modules Bus Interface Unit The illustration below shows a Profibus Bus Interface Unit I O modules m Terminal Blocks Bus Interface Unit Terminal Block I OTerminal Blocks each of which accommodates two I O modules Auxiliary Terminal Blocks These optional terminal strips can be connected to the side of an I O Terminal Block if extra common terminals are needed 46707 6 QQOQGOS 68006005 ty HOLINOW snaidoud LINN 39Y4431NI SNA ZHNZL onuey 45 OYLNOD 07314 G a Profibus Bus Interface Unit Terminal Block ooo B8688858 bEz gt 6 Profibus Bus Interface Unit US lt a MS o om MS o2 S a ee AHS oHe a ISIE ale 2 He 5 a fd Ee Crs 2 Ta I r 9 J o H2 L en aa MS T Eg 8 oa EE olo if p Q LC 8S Olt O oHe eR ollo A _ 8 Q M a HS r jT pme 23 HS OHSH h l HS A Ey a FT MS s lt 2 S igi ey C Ee HS ang ee a
95. t power 7 7 Watts Therefore BIU Power Dissipation 7 7 W 0 5 x 6 5 4 45 Watts Load Requirements for Hardware Components The table below shows the DC load required by each module and hardware component All ratings are in milliamps Input and Output module current ratings are with all inputs or outputs on These are maximum requirements not typical Catalog Description Current Number mAmps IC670MDL233 InputModule 120 VAC 8 Isolated Points 40 IC670MDL240 Input Module 120 VAC 16 Grouped Points 77 IC670MDL241 Input Module 16 Points 2 groups 240 VAC 77 IC670MDL640 Input Module 24 VDC 16 Grouped Pos NegPoints 83 IC670MDL641 Input Module 48 VDC 16 Grouped Pos NegPoints 83 IC670MDL642 Input Module 125 VDC 16 Grouped Pos NegPoints 77 IC670MDL643 InputModule 5 12 VDC 16 Point 80 IC670MDL644 InputModule 12 24 VDC 16 Grouped Pos Negast Inputs 80 IC670MDL730 Output Module 8 Pt 24 VDC Electronic Short Circuit Protection 125 IC670MDL740 Output Module 12 24VDC0 5 Amp 16 Grouped Pos 111 IC670MDL742 OutputModule 5 12 24VDCNegativeOutputs 111 IC670MDL330 Output Module 16 Point 12 120 VAC 16 Pt 1 0 Amp 285 IC670MDL331 Output Module 120 VAC 2 Amp 8 Isolated Points 154 IC670MDL930 Relay Output Module 2 Amp 6 Form A Points and 2 Isolated 313 Form C Points IC670ALG230 AnalogCurrent Input Module 8 Grouped Points 51
96. ter a new address enter y s1 Q 16 S1 Ref Address Q00001 Q00016 Q00001 down arrow y ye la eee 1 Use the keypad if you want to enter a new address S1 Hid Lst State Module reference addresses must fall within the network map configured for NO the Bus Interface Unit to be received from the master i ODPO Output data discrete plus analog has a total of 256 bytes allocated within EOI IDOE PER S1 Report Faults 2 Use the ENT key to save the selection Use the Right Arrow key to go to the next Eee parameter Default Outputs or Hold Last State The selection determines what type of data the Bus Interface Unit will provide to the module if it stops receiving actual output data from the host S2 Hld Lst State NO 1 Use the key if you want to change the selection Select YES if the Bus Interface Unit should hold outputs in their last states and supply that data to the module Select NO if the Bus Interface Unit should default all the module s outputs and supply that data to the module instead Note This has no effect if the BIU itself fails 2 Use the ENT key to save the selection If Hold Last State is set to NO the following screen appears after a Right Arrow key is pressed Number of the point S1 Out Def Pt 01 at the cursor location 0010000010010101 3 On this screen select a default state 1 or 0 for each output To scroll between outputs use the Right and Left Arrow keys
97. ting This parameter determines whether or not the Bus Interface Unit will report faults from the module to the host 1 Select YES if the Bus Interface Unit should report module faults to the host Select NO if it should not Use the key if you want to change the selection 2 Use the ENT key to save the selection Profibus Bus Interface Unit User s Manual September 1996 GFK 1291A Default Inputs or Hold Last State If you press the Right Arrow key from the Report Faults screen the following configuration screen appears S1 Hld Lst State NO This parameter determines what type of data the Bus Interface Unit should provide to the host if it stops receiving actual input data from the module 1 Select YES if the Bus Interface Unit should hold inputs in their last states and supply that data to the host Select NO if the Bus Interface Unit should default all the module s inputs to 0 and supply that data to the host instead 2 Use the ENT key to save the selection 3 Use the Right Arrow key from here to go to the original slot configuration screen GFK 1291A Chapter 4 Instructions for Using a 4 13 Hand held Programmer Configuring a Discrete Output Module Follow the steps below to configure a discrete output module S1 Mod Type Discrete Out 16 Module Reference Address t ml On the first configuration screen the assigned module reference address appears It is Q i not necessary to en
98. to the devices simultaneously 5 6 Profibus Bus Interface Unit User s Manual September 1996 GFK 1291A Chapter 6 Communications This chapter explains how Profibus master devices communicate with the Profibus Bus Interface Unit The communications described in this chapter are controlled by the master through the application program Specific Profibus system programming instructions are not included here Profibus Operation GFK 1291A The Profibus protocol utilizes both token passing and master slave communications for optimal efficiency m Token passing is used to regulate which of several master devices such as a PLC is currently controlling the bus When a master controls the bus it may communicate with other master devices or with slave devices such as a Field Control Profibus BIU The token circulates from one master to another in the order of ascending addresses m Slave devices can never receive a token Instead their communications are completely controlled by a master that currently holds the token The slave device in effect receives data or responds to a specific request for data from that master Logical Token Ring Among Master Devices Masters i e B ELB ne Ko Al WANT ANY TE Slaves 46759 For a certain time after a master receives a token it is allowed to exercise the
99. ulating Input Power Requirements for a Bus Interface Unit The chart below shows typical input power requirements for the 24 VDC power supply 46422 15 9 14 1 12 3 Typical 10 0 Input Power 7 7 Watts 3 4 0 0 25 0 50 0 75 1 00 1 20 1 40 Total Backplane Current Amps Note Start up surge at full load is 15 50 Amps for 3 milliseconds maximum To determine specific system requirements m Determine total output load from typical specifications listed for individual modules m Use the lower graph to determine average input power m Divide the input power by the operating source voltage to determine the input current requirements m Use the lowest input voltage to determine the maximum input current m Allow for startup surge current requirements Startup surge current levels are a function of source impedance and therefore are installation dependent Startup surge currents can vary between 25A and 50A for approximately 3mS m Allow margins 10 to 20 for variations Profibus Bus Interface Unit User s Manual September 1996 GFK 1291A Bus Interface Unit Power Dissipation The Bus Interface Unit power dissipation can be determined once the backplane current supplied to the I O modules is known The following equation can be used to calculate BIU power dissipation BIU Power Dissipation Input Power total backplane current x 6 5 volts For example A Total backplane current 0 5 Amps B Typical Inpu
100. wo I O modules may be mounted on an I O Terminal Block I O Terminal Blocks and Auxiliary I O Terminal Blocks An IO Terminal Block provides mounting electrical and field wiring connections Each half of the IO Terminal Block can be mechanically keyed to accept only an IO module of a specific type Auxiliary IO Terminal Blocks can be easily attached to an I O Terminal Block They provide the extra connections needed for analog and high density discrete modules For more information please refer to m Chapter 2 Installation which explains wiring to the Bus Interface Unit and explains how to install the Bus Interface Unit module on the Field Terminal Block Chapter 5 Operation which explains how the Profibus Bus Interface Unit servicesI O m The Field ControlI O Modules User s Manual which describes I O modules and I O Terminal Blocks This manual also explains module installation and field wiring GFK 1291A Chapter 1 Introduction 1 3 Locations for Field Control The Profibus Bus Interface Unit and Field Control 1 0 modules can be located on equipment in junction boxes inside panels behind operator stations and in other locations where space is limited The area should be clean free of airborne contaminants and provide adequate cooling Field Control modules can be installed in NEMA enclosures The enclosure can be as little as 4 inches 10 16 cm deep A 35mm x 7 5mm DIN rail is required The Bus Interface Unit Terminal

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