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User Manual - VTAC Drives from Rockwell Automation

1. Faults 2 1 Clear Faults x X Direction 00 No Command 01 Forward Command 10 Reverse Command 11 Hold Direction Control X Local 0 No Local Control Control 1 Local Control X MOP 0 Not Increment Increment 1 Increment X X Accel Rate 00 No Command 01 Accel Rate 1 Command 10 Accel Rate 2 Command 11 Hold Accel Rate x X Decel Rate 00 No Command 01 Decel Rate 1 Command 10 Decel Rate 2 Command 11 Hold Decel Rate xX x x Reference 000 No Command Select 001 Ref 1 Ref A Select 010 Reserved 011 Ref 3 Preset 3 100 Ref 4 Preset 4 101 Ref 5 Preset 5 110 Ref 6 Preset 6 111 Ref 7 Preset 7 xX MOP 0 Not Decrement Decrement 1 Decrement 1 A0 Not Stop condition logic 0 must first be present before a 1 Start condition will start the drive 2 To perform this command the value must change from to 1 Appendix C 1 Logic Status Word Logic Bits 15 14 13 12 11 10 9 18 7 16 5 4 13 2 1 0 Status Description x Ready 0 Not Ready 1 Ready X Active 0 Not Active 1 Active X Command 0 Reverse Direction 1 Forward X Actual 0 Reverse Direction 1 Forward X Accel 0 Not Accelerating 1 Accelerating X Decel 0 Not Decelerating 1 Decelerating X Alarm 0 No Alarm 1 Alarm X Fault 0 No Fault 1 Fault X AtSpeed 0 Not At Reference
2. Integer Current Value Signed 16 bit Using Basic Data Transfers Metasys N2 6 3 6 3 Metasys N2 Point Map for I O The following sections provide a description of the Metasys N2 I O image Note that Output I O is data that is output from the master and consumed by the module Input I O is status data that is produced by the module and consumed as input by the master 6 3 1 Product Logic Status Binary Inputs The Product Logic status binary input points are derived from the 16 bit Product Logic Status word see network point address 1 in Table 6 H Therefore there are 16 binary points to represent the whole status word bit by bit Table 6 G Metasys Product Logic Status Binary Inputs Outputs from Drive to Metasys Module Network VTAC 9 Example Point Address Typical NPA Description Values Status Ready 0 Not Ready 1 Ready 1 Ready Run 0 Not Active 1 Active 1 Active Run Run Command 0 Reverse 1 Forward Direction 1 Forward Actual 0 Reverse 1 Forward Direction 1 Forward Accel 0 Not Accelerating 0 Not 1 Accelerating Accelerating Decel 0 Not Decelerating 0 Not 1 Decelerating Decelerating Alarm 0 No Alarm 0 No Alarm 1 Alarm Fault 0 No Fault 0 No Fault 1 Fault At Speed 0 Not at Reference 1 At 1 At Reference Reference Logic Network Point Addresses 101 Port 5 Source Sel 12 1110 Metasys parameter 0 Port
3. cceee 4 11 Modbus RTU Data Formats eenen 5 2 Modbus RTU Commands Supported by R8485 Module 5 2 Modbus Product Logic Status Discrete Inputs 4 5 3 Modbus Product Logic Status and Feedback 5 5 Modbus Product Logic Command Discrete Outputs 5 5 Modbus Product Logic Command and Reference 5 6 Example Speed Reference and Feedback for a VTAG 9 Drives aneii e eee en 5 7 Modbus Configurable Objects Inputs eeeeeeeeeeereeees 5 9 Modbus Configurable Objects Outputs cseeees 5 11 Description of the Regions of a Virtual Object 6 2 Internal Structure of Metasys N2 Analog Input Al 6 3 Internal Structure of Metasys N2 Binary Input BI 6 3 Internal Structure of Metasys N2 Analog Output AO 6 3 Internal Structure of Metasys N2 Binary Output BO 6 3 Internal Structure of Metasys N2 Internal Integer ADI 6 3 Metasys Product Logic Status Binary Inputs Outputs from Drive to Metasys Module c eee 6 4 Product Logic Status and Feedback Analog Inputs 6 5 Product Logic Status Word Read as All eccesceeeeeeees 6 5 Product Logic Command Binary Outputs to Drive 6 7 Product Logic Command and Reference Analog Outputs 6 8 Product Logic Command and Reference Word Write as AO6 8 Example Speed Reference and Feedback for a VTAC 9 DTi Venien ie 6 10 Co
4. Register Input User depends on parameter selected Register Input User depends on parameter selected Register Input User depends on parameter selected Register Input User depends on parameter selected Register Input User depends on parameter selected Register Input User depends on parameter selected Register Output Param for 0 Not in use 1 to max parameter Register Output Param for 0 Not in use 1 to max parameter Register Output Param for 0 Not in use 1 to max parameter Register Output Param for 0 Not in use 1 to max parameter Register Output Param for 0 Not in use 1 to max parameter Register Output Param for 0 Not in use 1 to max parameter Register Output Param for 0 Not in use 1 to max parameter oO O OoO OoO O O OoO Oo Jo o o o o o o Register Output Param for 0 Not in use 1 to max parameter Using Basic Data Transfers Modbus RTU 5 9 5 3 2 2 Writing Parameter Values ATTENTION Risk of equipment damage exists If configurable output points are programmed to write parameter data to Non Volatile Storage NVS frequently the NVS will quickly exceed its life cycle and cause the drive to malfunction Do not create a program that frequently uses configurable outputs to write parameter data to NVS Datalinks do not write to NVS and should be used for f
5. 9 5 9 3 Viewing and Clearing Events ccceeceeeeseeeeeeees 9 7 Technical Specifications Module Parameters Logic Command Status Words Contents iii Contents iv Figure 2 1 Figure 3 1 Figure 3 2 Figure 3 3 Figure 3 4 Figure 3 5 Figure 4 1 Figure 4 2 Figure 4 3 Figure 4 4 Figure 4 5 Figure 4 6 Figure 4 7 Figure 4 8 Figure 4 9 Figure 5 1 Figure 5 2 Figure 6 1 Figure 6 2 Figure 9 1 Figure 9 2 Components of the RS485 HVAC Options Module 2 1 Setting the Node Address ccceceesteeeeeteeeteeeeeneeeeeeeneeen 3 2 Setting the Network Type cecceeeeseeeeneeeeeeeeeeseneeeeeeseeee 3 2 Typical Network Connections eccceeceeeseeeeeeeteteeeeneeeaees 3 3 DPI Ports and Internal Interface Cables sees 3 5 Mounting and Grounding the Module cceeeeseeeeee 3 6 Accessing the Module Parameters Using the LCD OIM 4 2 Module Node Address Screen on an LCD OIM osasse 4 2 Module Data Rate Screen on an LCD OlM 4 3 Network Parity Data Screen on an LCD OIM 4 4 Stop Bits Screen on an LCD OIM eeeeeeseeeeeeeteeeeeeeeteees 4 5 I O Configuration Screen on an LCD OIM 4 6 Network Timeout Screen on an LCD OlM 4 7 Fault Action Screen on an LCD OIM ceeceeeseeeteeeteeeneeeees 4 8 Reset Screen on an LCD OIM 1 0 eececceeeeeeseeteeeeeeeeeneeteaee 4 10
6. Table 8 A Modbus DPI Datalinks Out A1 A2 Data Direction Register Input Parameter Description Datalink A1 Out 16 Bit Datalink Not used 32 Bit Datalink LSW of 32 bit 3x0013 Register Input Datalink A1 Out 16 bit value MSW of 32 bit 3x0014 Register Input Datalink A2 Out Not used LSW of 32 bit 3x0015 2 Register Input Datalink A2 Out 16 bit value MSW of 32 bit 1 Aread access to address 3x0013 initiates a refresh of Datalink A1 value before reading 2 Aread access to address 3x0015 initiates a refresh of Datalink A2 value before reading Modbus Address 3x0016 Table 8 B Modbus DPI Datalinks Out B1 B2 Data Direction Register Input Parameter Description Datalink B1 Out 16 Bit Datalink Not used 32 Bit Datalink LSW of 32 bit 3x0017 Register Input Datalink B1 Out 16 bit value MSW of 32 bit 3x0018 Register Input Datalink B2 Out Not used LSW of 32 bit 3x0019 2 Register Input Datalink B2 Out 16 bit value MSW of 32 bit 1 Aread access to address 3x0017 initiates a refresh of Datalink B1 value before reading 2 Aread access to address 3x0019 initiates a refresh of Datalink B2 value before reading Advanced Data Transfers All Protocols 8 3 Modbus Address Table 8 C Modbus DPI Datalinks Out C1 C2 Data Direction Register Input Parameter Description Da
7. B Fit Cfg Logic 18 B 5 Fit Cfg Ref 19 B 8 G grounding the module 3 4 Index l 1 H hold last configuring the module for 4 8 definition G 2 VO configuring the module for 4 6 definition G 2 indicator DRIVE status 9 2 MS status 9 3 NET A status 9 4 NET B status 9 5 installation checklist 2 3 commissioning the module 3 1 preparing for 3 1 L LCD OIM see OIM LEDs see status indicators Logic Command Status definition G 2 words C 1 to C 2 mechanical specifications A 1 Metasys N2 6 1 to 6 12 Datalinks 8 6 point map 6 4 to 6 12 Modbus RTU 5 1 to 5 11 Datalinks 8 3 to 8 5 point map 5 3 to 5 11 module applying power to 3 6 commissioning 3 1 components 2 1 configuring 4 1 to 4 12 connecting to network 3 3 connecting to the drive 3 4 diagnostic items 9 5 features 1 1 grounding 3 4 installation 3 1 to 3 6 mounting 3 4 parameters B 1 to B 10 resetting 4 10 specifications A 1 tools to configure 4 1 troubleshooting 9 1 to 9 8 viewing the active configuration 4 11 mounting the module 3 4 MS status indicator location of 9 1 troubleshooting with 9 3 N N2 Ref Scale 29 B 9 NET A status indicator location of 9 1 troubleshooting with 9 4 Net Addr Act 4 B 2 Net Addr Cfg 3 B 2 NET B status indicator location of 9 1 troubleshooting with 9 5 Net Chksum Type 10 B 4 Net Parity Act 8 B 4 Net Parity Cfg 7 B 3 Net Rate Actual 6 B 3 N
8. CURRENT 0 Drive current consumption in amps 07 LAI TORQUE 0 Drive torque in percentage of max 08 LAI POWER 0 Drive power in kW 09 LAI DRIVE TEMP 0 Drive temperature in degree C 11 LAI DRIVE MWH 0 Drive total power consumption in MWH 12 LAI RUN TIME 0 Drive total run time in hours 13 LAI DC BUS VOLT 0 Drive DC bus voltage 20 LAO OVRD TIME 0 Not used by this application 21 LDI FWD REV MON 0 FWD Monitor the rotation direction of the drive 22 LDO CMD FWD REV 0 FWD Command the rotation direction of the drive 23 LDI RUN STOP 0 STOP Monitor the Run Stop status of the drive MON 24 LDO CMD 0 NO Command RUN 1 to the drive A STOP RUN STOP 0 issues a momentary Stop command to the drive 25 LDI READY O NOTRDY Monitor the Ready status of the drive 26 LDO RUNENABLE 0 NO Must be set to ENABLE 1 to allow controlling the drive A STOP 0 prohibits drive operation 29 LDO DAY NIGHT DAY Not used by this application 30 LAO CURRNT LIMIT Drive Current limit of the drive Min value 0 9 dependent max value 6 0 31 LAO ACCELTIME _ Drive Acceleration time of the drive Min value dependent 0 1 max value 3276 7 32 LAO DECEL TIME Drive Deceleration time of the drive Min value dependent 0 1 max value 3276 7 36 LAO PARAM IN 0 Parameter number to User In point 37 LAI USER IN 0 User defined input Using Basic Data Transfers Siemens Building Technologies P1
9. Network Point Addresses 15 1413 0 0 No Command 1 Ref 1 Ref A Select 0 Reserved 1 Ref 3 Preset 3 0 Ref 4 Preset 4 1 Ref 5 Preset 5 1 Ref 7 Purge Speed Preset 7 001 Ref 1 Ref A Select MOP Decrement o Decrement ecrement 0 0 0 1 1 1 1 0 1 1 1 0 0 1 0 Ref6 Preset 6 1 N D 0 No Decrement MOP off 1 For the Product Logic Command Bit 0 the 0 Not Stop condition must first be present before a Product Logic Command Bit 1 1 Start condition will start the drive 2 To perform this command the value must change from 0 to 1 Important Since the Product Logic words are defined bit fields you must use these binary points only for single bit handling Multi bit fields must be accessed through the Product Logic words addresses Al 1 and AO 1 to maintain data integrity However these bits are still accessible Using Basic Data Transfers Metasys N2 6 9 6 3 5 6 3 5 1 A 16 bit product logic word is buffered in the module holding the last logic command sent to the drive regardless of whether it was sent through the binary outputs or through the product logic command outputs AO 1 When a bit is updated through either of these outputs a new Logic Command will be generated and sent to the drive To set the Reference you must use an analog output AO 2 Table 6 M shows example References and their results on a VTAC 9 drive that has its Pa
10. When a fault action parameter is set to use the fault configuration and a fault occurs the data from these parameters is sent as the Command Logic Reference and or Datalink s flash update The process of updating firmware in the module The module can be flash updated using the X Modem protocol and a RECOMM 2322 serial converter hold last When communications are disrupted for example a cable is disconnected the module and drive can respond by holding last Hold last results in the drive receiving the last data received via the network connection before the disruption If the drive was running and using the Reference from the module it will continue to run at the same Reference I O data I O data sometimes called implicit messages or input output transmit time critical data such as a Logic Command and Reference The terms input and output are defined from the scanner s point of view Output is transmitted by the scanner and consumed by the module Input is transmitted by the module and consumed by the scanner Logic Command Logic Status The Logic Command is used to control the drive e g start stop direction It consists of one 16 bit word of input to the module from the network The definitions of the bits in this word depend on the drive The Logic Status is used to monitor the drive for example operating state motor direction It consists of one 16 bit word of output from the module
11. required Configuring the Module 4 9 4 10 Resetting the Module Changes to switch settings or some module parameters require that you reset the module before the new settings take effect You can reset the module by cycling power to the drive or by using Parameter 14 Reset Module ATTENTION If the module is transmitting control I O to the drive the drive may fault when you reset the module Determine how your drive will respond before resetting a connected module Failure to observe these precautions could result in bodily injury or damage to equipment Set Parameter 14 Reset Module to 1 Reset Module See Figure 4 9 Value Description SDRC sama Value Description 0 Ready Default Parameter 14 1 Reset Module Reset Module 2 Set Defaults 1 Reset Module Figure 4 9 Reset Screen on an LCD OIM When you enter 1 Reset Module the module will be immediately reset When you enter 2 Set Defaults the module will set all module parameters to their factory default settings After performing a Set Defaults enter 1 Reset Module so that the new values take effect The value of this parameter will be restored to 0 Ready after the module is reset 4 10 Configuring the Module 4 11 Viewing the Module Configuration The read only parameters in Table 4 F provide information about how the module is configured You can view these parameters at an
12. 2 19200 3 38400 Default 1 9600 Type Read Write Reset Required Yes Configures the network data rate at which the module communicates The available range for this parameter depends on the network protocol selected Only valid entries for the specific network are displayed 6 Net Rate Act Range 0 4800 1 9600 2 19200 3 38400 Default 1 9600 Type Read Only Reset Required N A Displays the network data rate actually used by the module 7 Net Parity Cfg Range 0O None 1 Odd 2 Even Default 0 None Type Read Write Reset Required Yes Configures the network parity The available range for this parameter depends on the network protocol selected Only valid entries for the specific network are displayed Appendix B 3 8 Net Parity Act Range 0 None 1 Odd 2 Even Default 0 None Type Read Only Reset Required N A Displays the actual network parity used by the module 9 Stop Bits Act Range 0 1 bit 1 2 bits Default 0 1 bit Type Read Only Reset Required N A Displays the actual number of stop bits used by the selected protocol This value is network dependent Metasys N2 and Siemens Building Technologies P1 FLN protocols use only 1 bit and the module will show only this value For the Modbus RTU protocol the number of stop bits used is dependent on the value set by Parameter 30 Stop Bits Cfg 10 Net Chksum Type Range 0 CRC16 0 1 RLC 2 CRC16 1
13. No Command 0 1 Forward 1 0 Reverse 1 1 Hold Direction Control 01 Forward Command Local Control 0 No Local Control 1 Local Control 0 No Local Control Control from network MOP Increment 0 Not Increment 1 Increment 0 Not Increment MOP off Accel Rate Network Point Addresses 10 09 0 0 No Command 0 1 Accel Rate 1 1 0 Accel Rate 2 1 1 Hold Accel Rate 01 Accel Rate 1 Command Using Basic Data Transfers Metasys N2 6 7 Table 6 J Product Logic Command Binary Outputs to Drive Continued Network Network Point Point Type Address NPT NPA Description Values Typical Setting Decel Rate Network Point Addresses 01 Decel Rate 1 Command No Command Decel Rate 1 Decel Rate 2 Hold Decel Rate Reference ork Point Addresses 001 Ref 1 Ref A Select Select 0 No Command 1 Ref 1 Ref A Select 0 Reserved 1 Ref 3 Preset 3 0 Ref 4 Preset 4 1 Ref 5 Preset 5 0 Ref 6 Preset 6 1 1 Ref7 Purge Speed Preset 7 MOP 0 No Decrement 0 No Decrement Decrement 1 Decrement MOP off 1 For the Product Logic Command Bit 0 the 0 Not Stop condition must first be present before a Product Logic Command Bit 1 1 Start condition will start the drive 2 To perform this command the value must change from 0 to 1 6 3 4 Product Logic Command and Reference Table 6 K
14. Not Accelerating bit 4 1 Accelerating 95 LOGIC STSLO 5 Decel 0 Not Decelerating bit 5 1 Decelerating 7 8 Using Basic Data Transfers Siemens Building Technologies P1 FLN Protocol Point Table 7 E Logic Status Read Only Continued Point Name Logic Status Bit Description Value 95 LOGIC STS LO bit 6 6 Alarm 0 No Alarm 1 Alarm 93 OK FAULT 95 LOGIC STS LO bit 7 Fault 0 No Fault 1 Fault 96 LOGIC STS HI bit 0 At Reference 0 Not At Reference 1 At Reference 96 LOGIC STS HI bits 3 2 1 9 10 and 11 Local Control LOGIC STS HI Bits 03 02 01 0 Port Local motor product control 1 0 Port 1 Local Port 2 Local Port 3 Local Port 4 Local Port 5 Local Port 6 Local No Local 0 1 1 0 0 _ o o OoO OoO 96 LOGIC STS HI bits 7 6 5 4 12 13 and 15 Reference 1 1 GIC STS HI Bits 06 05 04 0 0 0 Product Ext Reference 1 1 lnt Ref 1 Preset 1 0 Int Ref 2 Preset 2 1 Int Ref 3 Preset 3 0 Int Ref 4 Preset 4 NO 1 Int Ref 5 Preset 5 0 Int Ref 6 Preset 6 1 Int Ref 7 Preset 7 0 Product Ext Reference 2 1 Port 1 Ext Reference 0 Port 2 Ext Reference 1 Port 3 Ext Reference 0 Port 4 Ext Reference 1 Port 5 Ext Reference 0 Port 6 Ext Reference 1 Int Jog Reference Ct tlt e
15. Product Logic Command and Reference Analog Outputs Network Network Parameter Description Range Product Logic Command 16 bit oriented word see Table 6 L Reference 100 0 to 100 0 Table 6 L Product Logic Command and Reference Word Write as AO AO 1 Bit Parameter Address Description Typical Setting 1 Stop 0 Not Stop 0 Not Stop must be 1 Stop present first 2 Start t 2 0 Not Start 1 Start 1 Start 3 Jog 0 Not Jog 0 Not Jog 1 Jog 6 8 Using Basic Data Transfers Metasys N2 Table 6 L Product Logic Command and Reference Word Write as AO Continued AO 1 Bit Address Parameter Description Clear Faults 2 0 Not Clear Faults 1 Clear Faults Typical Setting 0 Not Clear Faults Direction Network Point Addresses 06 05 0 0 No Command 0 1 Forward 1 0 Reverse 1 1 Hold Direction Control 01 Forward Command Local Control 0 No Local Control 1 Local Control 0 No Local Control Control from network MOP Increment 0 Not Increment 1 Increment 0 Not Increment MOP off Accel Rate Network Point Addresses 10 09 0 0 No Command 0 1 Accel Rate 1 1 0 Accel Rate 2 1 1 Hold Accel Rate 01 Accel Rate 1 Command Decel Rate Network Point Addresses 1211 0 0 No Command 0 1 Decel Rate 1 1 0 Decel Rate 2 1 1 Hold Decel Rate 01 Decel Rate 1 Command Reference Select
16. Reverse 1 Forward 1x0005 Accel Not Accelerating Accelerating 1x0006 Decel Not Decelerating Decelerating 1x0007 Alarm No Alarm Alarm 1x0008 Fault No Fault Fault 1x0009 At Speed Not at Reference At Reference 1x0010 1x0011 1x0012 Local Control Port 0 TB Port 1 Port 2 Port3 Port 4 Port5 Port6 No Local oooo 1x0013 1x0014 1x0015 1x0016 Reference Se EEE ER 13 0 Ref A Auto 1 Reserved 0 Preset 2 Auto 1 Preset 3 Auto 0 Preset 4 Auto 1 Preset 5 Auto 0 Preset 6 Auto Purge Speed 0 Term Blk Manual 1 DPI 1 Manual 0 DPI 2 Manual 1 DPI 3 Manual 0 DPI 4 Manual 1 DPI 5 Manual 0 DPI 6 manual 1 Jog Ref O E oe oe a a a ee er oo a ao oo _ O0O0 00 OoO0 oo 5 4 Using Basic Data Transfers Modbus RTU 5 2 3 Product Logic Status and Feedback Table 5 D Modbus Product Logic Status and Feedback Modbus Address Input Description Product Status Word 16 bit bit oriented word Feedback Lo Bit 0 15 of 32 bit feedback Feedback Hi Bit 16 31 of 32 bit feedback or the whole 16 bit feedback 1 The Feedback value is refreshed from the DPI I O image only when accessing address 3x0003 This is to maintain data integrity 5 2 4 Product Logic Command Discrete Outputs from Host Controller Inputs to Drive ATTENTION
17. corrections Verify that all DPI cables on the drive are securely connected and not damaged Replace cables if necessary Verify that the drive supports Datalinks Configure the module and drive to use a Datalink that is not already being used by another peripheral The module is connected to a product that does not support Rockwell Automation DPI communications A connection to a host with a 32 bit reference or 32 bit Datalinks is detected when the peripheral has been configured to use the P1 FLN protocol The peripheral doesn t support 32 bit devices when using the P1 FLN network protocol Connect the module to a product that supports Rockwell Automation DPI communications for example VTAC 9 drives Connect the module to a product that uses a 16 bit reference and 16 bit Datalinks Flashing Green The module is establishing an 1 0 connection to the drive or the I O has been disabled Verify the settings of Parameter 16 DPI I O Cfg Normal behavior if all I O is disabled in Parameter 16 DPI I O Cfg The module is properly connected and is communicating with the drive No action required 9 2 Troubleshooting the Module and Network 9 1 2 MS Status Indicator The MS status indicator is the second LED from the top on the drive Refer to Figure 9 1 Table 9 B MS Status Indicator State Definitions The module is not powered Corrective Action Securely connect the
18. 1 1 1 1 1 Ane a e ae a eae a oo ol EEN o E e E E S e E e r E E E o E AO 0111 Hardwired Purge Input Closed 6 6 Using Basic Data Transfers Metasys N2 Inputs to Drive 6 3 3 Product Logic Command Binary Outputs ATTENTION Select and use either Binary Outputs BO or the word type Analog Output AO 1 as a control method but not both Conflicts caused from using both methods can result in dangerous operation Failure to observe this precaution could cause severe bodily injury or loss of life The Product Logic Command output points represent the bits of the 16 bit Product Logic Command word see network point address 0 in Table 6 K A 16 bit Product Logic word will be buffered in the module holding the last logic command sent to the drive regardless of whether it was sent through these binary outputs or through the Product Logic command points When a bit is updated through these binary outputs a new logic command will be generated and sent to the drive Table 6 J Product Logic Command Binary Outputs to Drive Network Point Address NPA Description Stop Values 0 Not Stop 1 Stop Typical Setting 0 Not Stop must be present first Start 12 0 Not Start 1 Start 1 Start Jog 0 Not Jog 1 Jog 0 Not Jog Clear Faults 2 0 Not Clear Faults 1 Clear Faults 0 Not Clear Faults Direction Network Point Addresses 06 05 0 0
19. 1 Direct Access Method l 5 8 5 3 2 Pointer Access Method ssec 5 8 5 4 Using Broadcast Messages ceeseeeeeseeeeeereereneees 5 11 Using Basic Data Transfers Metasys N2 6 1 Additional Configuration Specific for Metasys N2 6 1 6 2 Overview of DPI Metasys N2 Functionality 6 2 6 2 1 Metasys N2 Virtual Objects cee 6 2 6 2 2 Metasys N2 Data Types eeeeeeeeenereeees 6 3 6 3 Metasys N2 Point Map for 1 0000 eeeeeeeeeeeeeeeeeeeeeees 6 4 6 3 1 Product Logic Status Binary Inputs 6 4 6 3 2 Product Logic Status and Feedback 6 5 6 3 3 Product Logic Command Binary Outputs Inputs to Drive ooo eee eeeeeeeeeeeeeeeeeeeteeeeeeteee 6 7 6 3 4 Product Logic Command and Reference 6 8 6 3 5 Metasys Configurable Objects ee 6 10 Using Basic Data Transfers Siemens Building Technologies P1 FLN Protocol 7 1 Overview of the DPI Siemens Building Technologies P1 FLN Functionality 7 1 7 2 Siemens Building Technologies P1 FLN Point Map for W O eeceecceeseeeeeeeeeeeneeeneetees 7 2 1 P1 FLN Point Types 72 2 Point Mapana upe a a ee 7 3 Controlling the Drive Using Points LDO 7 5 7 4 Controlling the Drive Using the Logic Command Word LAI cccceseeeseeeeeeteeeeeeeeneeees 7 6 7 5 Determining Drive Status Using the Logic Status Wordi snme essei rinii iii 7 7 7 5 1 Reference and Feedback scncese 7 9 7 6 Other FUN
20. 300 Data In A1 to 140 in the drive will transfer the value of the DLNK A1 IN point value to drive parameter 140 Accel Time 1 when accessed Note that certain drives may use 32 bit Datalinks In this case Datalinks are not supported by the module The module will only support 15 bit Datalink values ATTENTION Risk of injury or equipment damage exists On P1 FLN networks 16 bit values are truncated to 15 bit values Dangerous operation may result from using non 15 bit drive parameters with the configurable points Recognize the data range limitation of P1 FLN and understand the data value ranges of each parameter to be accessed over the network Refer to the drive user manual for information about drive parameter sizes Advanced Data Transfers All Protocols 8 7 8 4 1 8 4 2 Siemens DPI Datalinks Out A D P1 FLN devices work only with 15 bit integer values therefore these points only show 15 bit values If the module is connected to a host using 32 bit Datalinks the module will be prevented from using Datalinks The DPI host determines if 16 or 32 bit Datalink values are used See Table 8 M Table 8 M Siemens P1 FLN DPI Datalinks Out A D Point Factory Number Descriptor Default Description DLINK A1 OUT Bit 0 14 of Datalink Out A1 DLINK A2 OUT Bit 0 14 of Datalink Out A2 DLINK B1 OUT Bit 0 14 of Datalink Out B1 DLNK B2 OUT Bit 0 14 of Datalink Out B2 DLNK C1 OUT Bit 0 14 of
21. Active 1 Active Run 1 Active Run Command 0 Reverse 1 Forward Direction 1 Forward Actual 0 Reverse 1 Forward Direction 1 Forward Accel 0 Not Accelerating 0 Not 1 Accelerating Accelerating Using Basic Data Transfers Metasys N2 6 5 Table 6 1 Product Logic Status Word Read as Al Continued Al 1 Bit Address Parameter Description Decel Values 0 Not Decelerating 1 Decelerating Typical Status 0 Not Decelerating Alarm 0 No Alarm 1 Alarm 0 No Alarm Fault 0 No Fault 1 Fault 0 No Fault At Speed 0 Not at Reference 1 At Reference 1 At Reference Logic Source Select parameter 89 Network Point Addresses 121110 0 0 0 Port 0 terminal board 1 Port 1 local 0 Port2 1 Port3 0 Port4 1 Port 5 Metasys Comm board 0 Port6 1 No Local 101 Port 5 Metasys Comm Board Speed A Sel Source parameter 94 Typically used when commanding drive speed from source other than Metasys twork Point Addresses 15 14 13 0 Ref A Auto 1 Reserved 0 Preset 2 Auto 1 Preset 3 Auto 0 Preset 4 Auto 1 Preset 5 Auto 0 Preset 6 Auto 1 Hardwired purge input clsd 0 Term Blk Manual 1 DPI 1 Manual 0 DPI 2 Manual 1 DPI 3 Manual 0 DPI 4 Manual 1 DPI 5 Manual 0 DPI 6 Manual 1 Jog Ref Oo 0 0 0 1 1 1 1 Ne 16 0 0 0 0 0 0 0 0 1 1 4
22. Default 0 CRC16 0 Type Read Only Reset Required N A Displays the actual type of checksum used by the selected protocol CRC16 0 is Cyclic Redundancy Check with 0 as a seed value The Siemens Building Technologies P1 FLN protocol uses this checksum RLC is Run Length Checksum This is used by the Metasys N2 protocol CRC16 1 is Cyclic Redundancy Check with 1 as a seed value The Modbus RTU protocol uses this checksum B 4 Appendix 11 12 13 Network Timeout Range 0O no detection to 180 seconds Default 10 seconds Type Read Write Reset Required No Configures the time in seconds to be used to detect network communication loss ATTENTION Risk of injury or equipment damage exists Parameter 11 Network Timeout lets you determine how long it will take your module to detect network communication losses By default this parameter sets the timeout to 10 seconds You can set it so that the duration is shorter longer or disabled Take precautions to ensure that the setting does not create a risk of injury or equipment damage When commissioning the drive verify that your system responds correctly to various situations for example a disconnected cable Ref Fdbk Size Range 0 16 bit 1 32 bit Default 0 16 bit Type Read Only Reset Required N A Displays the size of the Reference Feedback The drive determines the size of the Reference Feedback Datalink Size Range 0
23. LSW of 32 bit Register Output Datalink A2 In 16 bit value MSW of 32 bit A write access to address 4x0019 initiates an update of the Datalink A1 field in the DPI I O image 2 A write access to address 4x0021 initiates an update of the Datalink A2 field in the DPI I O image 8 4 Advanced Data Transfers All Protocols Modbus Address 4x0022 Table 8 F Modbus DPI Datalinks In A1 A2 Data Direction Register Output Parameter Description Datalink B1 In 16 Bit Datalink Not used 32 Bit Datalink LSW of 32 bit 4x0023 Register Output Datalink B1 In 16 bit value MSW of 32 bit 4x0024 Register Output Datalink B2 In Not used LSW of 32 bit 4x0025 2 Register Output Datalink B2 In 16 bit value MSW of 32 bit 1 Awrite access to address 4x0023 initiates an update of the Datalink B1 field in the DPI I O image 2 Awrite access to address 4x0025 initiates an update of the Datalink B2 field in the DPI I O image Table 8 G Modbus DPI Datalinks In C1 C2 Modbus Parameter Address Data Direction Description 16 Bit Datalink 32 Bit Datalink 4x0026 Register Output Datalink C1 In Not used LSW of 32 bit 4x0027 1 Register Output Datalink C1 In 16 bit value MSW of 32 bit 4x0028 Register Output Datalink C2 In Not used LSW of 32 bit 4x0029 2 Register Output Datalink C2 In 16 bit value MSW of 32 bit 1 Awrite acce
24. Select and use either the Product Logic Command Discrete Outputs 0x000x or the Product Logic Command Word 4X0001 but not both Conflicts resulting from using both can cause dangerous operation Failure to observe this precaution could result in severe bodily injury or loss of life The Product Logic Command output points represent the bits of the 16 bit Product Logic Command word see Table 5 F Modbus address 4x0001 A 16 bit Product Logic word is buffered in the module holding the last logic command sent to the drive regardless of whether it was sent through these discrete outputs or through the Product Logic Command points When a bit is updated through these discrete outputs a new logic command is generated and sent to the drive Table 5 E Modbus Product Logic Command Discrete Outputs Modbus Logic VTAC 9 Example Address Command Bit Description Values Stop 0 Not Stop 1 Stop Start 12 0 Not Start 1 Start Jog 0 Not Jog 1 Jog Clear Faults 2 0 Not Clear Faults 1 Clear Faults Direction No Command Forward Command Reverse Command Hold Direction Control Using Basic Data Transfers Modbus RTU 5 5 Table 5 E Modbus Product Logic Command Discrete Outputs Continued Modbus Logic VTAC 9 Example Address Command Bit Description Values 0x0007 6 Local Control 0 No Local Control 1 Local Control 0x0008 7 MOP Increment 0 Not In
25. Table 5 A Table 5 A Modbus RTU Data Formats Modbus Type Description Reference Coil Status Discrete Output Input Status Discrete Input Holding Register 16 bit Output Register Input Register 16 bit Input Register Supported Modbus RTU Commands The RS485 HVAC Options module supports the Modbus RTU commands listed in Table 5 B Table 5 B Modbus RTU Commands Supported by RS485 Module Function Code Description Read Coil Status Read Input Status Read Holding Registers Read Input Registers Force Single Coil Preset Single Register Diagnostics e Subfunction 00 Only Return Query Data loop back Write Multiple Registers Read Write 4x Registers 5 2 Using Basic Data Transfers Modbus RTU 5 2 5 2 1 5 2 2 Modbus RTU Point Map for I O The following sections provide a description of the Modbus RTU I O image Note that Output I O is data that is output from the master and consumed by the module Input I O is status data that is produced by the module and consumed as input by the master Data Addresses in Modbus Messages All data addresses in Modbus messages are referenced to zero that is the first occurrence of a data item is addressed as item number zero Therefore when you create a message you must address it to one less than the Modbus address in the manual For example Logic Command Holding Register address 4x0001 is addressed as r
26. about using basic data transfers to control a VTAC 9 drive when the Siemens Building Technologies P1 FLN network protocol is selected For information about using advanced data transfers Datalinks refer to Chapter 8 Overview of the DPI Siemens Building Technologies P1 FLN Functionality ATTENTION Risk of injury or equipment damage exists On P1 FLN networks 16 bit values are truncated to 15 bit values Dangerous operation may result from using non 15 bit drive parameters with the configurable points Recognize the data range limitation of P1 FLN and understand the data value ranges of each parameter to be accessed over the network Refer to the drive user manual for information about drive parameter sizes P1 FLN nodes are built by the use of several points The P1 FLN master controller performs read and write commands to these points and the module transfers translates the data between these points and the drive All values byte sized Boolean and true integers are represented in a 16 bit word over the network where the sign bit is always positive The actual range allowed by P1 FLN however is always 15 bits 0 32767 for integers 0 255 for bytes and 0 1 for Booleans The limit of 15 bits prevents the use of the module s P1 FLN mode with 32 bit DPI hosts where either Reference Feedback or Datalink values are represented in 32 bit format 16 bit real values will be truncated to show only 15 bit values Using Basi
27. an LCD OIM Step 2 Reset the module Refer to Section 4 10 for this procedure The actual stop bits is displayed in Parameter 9 Stop Bits Act Configuring the Module 4 5 4 7 Setting the I O Configuration The I O configuration determines the type of data sent to the drive Logic Command Status and Datalinks may be enabled or disabled Step 1 Set the bits in Parameter 16 DPI I O Config A 1 enables the I O A 0 disables it Bit 0 is the right most bit In Figure 4 6 it is highlighted and equals 1 Description Logic Command Reference Default Parameter 16 Datalink A P5 RECOMM H485 DPI I O Config Datalink B XXXX XXXX XXX0 00 of Datalink C not used with Metasys N2 Cmd Ref b00 Datalink D not used with Metasys N2 Not Used Figure 4 6 I O Configuration Screen on an LCD OIM Step 2 If you enabled Logic Command Reference configure the parameters in the drive to accept the Logic Command from the module For example set VTAC 9 drive Parameter 90 Speed Ref A Sel to Network so that the drive uses the reference from the module Step 3 If you enabled one or more Datalinks configure parameters in the drive to determine the source and destination of data in the Datalink s Also ensure that the RS485 HVAC Options module is the only module using the enabled Datalink s Step 4 Reset the module Refer to the Section 4 10 for this procedure The m
28. module verify that you have all required equipment Refer to Chapter 2 Getting Started Commissioning the Module To commission the module you must set a unique node address and select a network protocol Important New settings are recognized only when power is applied to the module If you change a switch setting cycle power to activate the changes ATTENTION The module contains ESD Electrostatic Discharge sensitive parts that can be damaged if you do not follow ESD control procedures Static control precautions are required when handling the module Failure to observe these precautions could result in damage to equipment Installing the Module 3 1 Step 1 Set the Node Address switches as shown in Figure 3 1 Setting SaO Description 01 99 Node address used by the module 00 Default If network protocols are capable of handling node addresses higher than 99 this can be configured by setting the rotary switches to 00 and then configuring module parameter Net Addr Cfg 3 to the desired network node address Figure 3 1 Setting the Node Address Step 2 Set the Network Selector switch as shown in Figure 3 2 Setting Protocol Selection Modbus RTU Default Metasys N2 Siemens Building Technologies P1 FLN Figure 3 2 Setting the Network Type The switch settings can be verified using an OIM and viewing Diagnosti
29. module to the drive using the ribbon cable Apply power to the drive Flashing Red Bad CRC of module parameters or Flash program other recoverable fault condition Clear any faults in the module Cycle power to the drive If cycling power does not correct the problem the parameter settings may have been corrupted Reset faults and reconfigure the module If resetting defaults does not correct the problem flash the module with the latest firmware release Solid Red The module has failed the hardware test Cycle power to the drive Replace the module Flashing Green The module is operational but is not transferring I O data Place the scanner in RUN mode Program the controller to recognize and transmit I O to the module Configure the module for the program in the controller Normal behavior if all I O has been disabled in Parameter 16 DPI I O Cfg The module is operational and transferring I O data No action required Troubleshooting the Module and Network 9 3 9 1 3 NET A Status Indicator The NET A status indicator is the third LED from the top on the drive Refer to Figure 9 1 The module is not powered or is not properly connected to the network The first incoming network command not yet recognized Table 9 C NET A Status Indicator State Definitions Corrective Actions Securely connect the module to the drive using the ribbon cable C
30. stop bits used by the module when the module s network protocol switch is set to Modbus RTU When any other protocol is selected this parameter setting has no effect Appendix B 9 31 RTU Ref Adjust Range 0 0 to 200 0 Default 100 0 Type Read Write Reset Required No Sets the percent scale factor for the Reference from the network when the module s network protocol switch is set to Modbus RTU and broadcast messages Modbus address 0 are sent This lets the drive s Reference either match the broadcast message Reference 100 scale below it lt 100 or scale above it gt 100 When any other protocol is selected this parameter setting has no effect ATTENTION Toguardagainst equipment damage and or personal injury note that changes to Parameter 31 RTU Ref Adjust take effect immediately A drive receiving a broadcast message Reference from the module will receive the newly scaled Reference resulting in a change of speed B 10 Appendix Logic Command Status Words Appendix C provides the definitions of the Logic Command Logic Status words that are used for the VTAC 9 AC Drive that can be connected to the RS485 HVAC Communications module Logic Command Word Logic Bits 15 14 13 12 11 10 9 18 7 16 5 4 Command Description Stop 0 Not Stop 1 Stop Start 2 10 Not Start 1 Start Jog 0 Not Jog 1 Jog Clear 0 Not Clear Faults
31. to the network The definitions of the bits in this word depend on the drive node address A unique address used to identify a device on a network On Modbus RTU Metasys N2 and Siemens Building Technologies PI FLN networks devices can have node addresses between 1 and 255 if the network is set up to accommodate that number of devices non volatile storage NVS The permanent memory of a device Devices such as the module and drive store parameters and other information in NVS so that they are not lost when the device loses power NVS is sometimes called EEPROM operator interface module OIM A device that can be used to configure and control a drive G 2 Glossary parity check When the module uses a parity check a non data bit is added to each binary word that it sends and receives Devices on the network verify the data integrity of the transmitted data by checking that the sum of the number of ones in a word is always even or odd ping A message that is sent by a DPI product to its peripheral devices They use the ping to gather data about the product including whether it can receive messages and whether they can log in for control Reference Feedback The Reference is used to send a reference for example speed frequency torque to the product It consists of one word of input to the module from the network The size of the word either a 16 bit word or 32 bit word is determined by the drive Feedba
32. 0 Fax 1 440 646 7317 Headquarters for Reliance Electric Motor Products Rockwell Automation 6040 Ponders Court Greenville SC 29615 4617 USA Tel 1 864 297 4800 Fax 1 864 281 2433 Publication VT 1001 3 April 2004 2004 Rockwell Automation All rights reserved Printed in USA P N 306694 P04
33. 0 TB Comm Board 89 1 Port 1 local 0 Port2 1 Port3 0 Port4 1 Port 5 Metasys Comm bd 0 Port6 1 No Local 6 4 Using Basic Data Transfers Metasys N2 Table 6 G Metasys Product Logic Status Binary Inputs Outputs from Drive to Metasys Module Continued Network Network VTAC 9 Example Point Point Type Address Typical NPT NPA Description Values Status BI 13 12 Speed A Sel Network Point Addresses 0111 BI 14 13 Source 16 15 14 13 Hardwired parameter 0 0 0 0 RefA Auto Purge Input BI 15 14 94 Typically 0 0 0 1 Reserved Closed BI 16 15 usedwhen 0 0 1 0 Preset 2 Auto commanding 0 0 1 1 Preset 3 Auto drivespeed 0 1 0 0 Preset 4 Auto fromsource 0 1 0 1 Preset5 Auto other than 0 1 1 0 Preset 6 Auto Metasys 0 1 1 1 Hardwired purge input clsd 1 0 0 0 Term Blk Manual 1 0 0 1 DPI1 Manual 1 0 1 0 DPI2 Manual 1 0 1 1 DPI3 Manual 1 1 0 0 DPI4 Manual 1 1 0 1 DPI5 Manual 1 1 1 0 DPI6 Manual 1 1 1 1 Jog Ref 6 3 2 Product Logic Status and Feedback Table 6 H Product Logic Status and Feedback Analog Inputs Network Network Parameter Description Range Product Status Word 16 bit oriented word see Table 6 Feedback 100 0 to 100 0 Table 6 1 Product Logic Status Word Read as Al Al 1 Bit Parameter Address Description Values Typical Status Ready 0 Not Ready 1 Ready 1 Ready Run 0 Not
34. 1 At Reference X X X Local 000 Port 0 TB Control 001 Port 1 010 Port 2 011 Port 3 100 Port 4 101 Port 5 110 Port 6 111 No Local xX X X X Reference 0000 Ref A Auto 0001 Reserved 0010 Preset 2 Auto 0011 Preset 3 Auto 0100 Preset 4 Auto 0101 Preset 5 Auto 0110 Preset 6 Auto 0111 Preset 7 Auto 1000 Term Blk Manual 1001 DPI 1 Manual 1010 DPI 2 Manual 1011 DPI 3 Manual 1100 DPI 4 Manual 1101 DPI 5 Manual 1110 DPI 6 Manual 1111 Jog Ref C 2 Appendix bus off A condition that occurs when an abnormal rate of errors is detected in a device The bus off device cannot receive or transmit messages on the network This condition is often caused by corruption of the network data signals due to noise or data rate mismatch controller A solid state control system that has a user programmable memory for storage of instructions to implement specific functions such as I O control logic timing counting report generation communication arithmetic and data file manipulation A controller consists of a central processor input output interface and memory Also called programmable logic controller PLC See also scanner data rate The speed at which data is transferred on the network Each device on a network must be set for the same data rate Datalink A type of pointer used by some drives to transfer data t
35. 15 Table 8 J Metasys DPI Datalinks Out B1 B2 Limited to 16 777 215 to 16 777 215 Limited to 16 777 215 to 16 777 215 8 3 2 Metasys DPI Datalinks In A amp B No Datalinks C amp D Table 8 K Metasys DPI Datalinks In A1 A2 Parameter 16 Bit 32 Bit Direction Description Datalink Datalink Datalink A1 In 16 bit value Limited to 16 777 215 to 16 777 215 Datalink A2 In 16 bit value Limited to 16 777 215 to 16 777 215 Table 8 L Metasys DPI Datalinks In B1 B2 Parameter 16 Bit Direction Description Datalink 32 Bit Datalink Output Datalink B1 In 16 bit value Limited to 16 777 215 to 16 777 215 Output Datalink B2 In 16 bit value Limited to 16 777 215 to 16 777 215 8 6 Advanced Data Transfers All Protocols 8 4 Siemens DPI Datalinks This section presents information about using Datalinks with Siemens P1 FLN networks See Section 8 2 for information on using Datalinks for Modbus networks or Section 8 3 for information on using Datalinks for Metasys networks DLNK A1 OUT to DLNK D2 OUT contain the Datalink Out A1 to D2 parameters from the drive DLNK A1 IN to DLNK D2 IN contain the Datalink In A1 to D2 parameter values to the drive For example a VTAC 9 drive enabling Datalink A for the module and configuring drive parameter 310 Data Out A1 to 1 will provide drive parameter 1 Output Frequency at the DLNK A1 OUT point Configuring parameter
36. 15 B 6 commissioning the module 3 1 communications specifications A 1 configuration tools 4 1 configuring the module 4 1 to 4 12 connecting the module to the drive 3 4 connecting the module to the network 3 3 connector DPI 2 1 controller definition G 1 D data rate definition G 1 setting 4 3 data transfers advanced all protocols 8 1 to 8 8 Metasys N2 6 1 to 6 12 Modbus RTU 5 1 to 5 11 Siemens Building Technology P1 FLN 7 1 to 7 12 Datalink Size 13 B 5 Datalinks definition G 1 Metasys N2 8 6 Modbus RTU 8 3 to 8 5 Siemens Building Technology P1 FLN 8 7 to 8 8 Datalinks all protocols 8 1 to 8 8 diagnostic items 9 5 dimensions module A 1 DPI connector 2 1 data rate 4 11 definition G 1 peripheral G 1 products G 1 DPI Data Rate 2 B 2 DPI I O Active 17 B 7 DPI I O Cfg 16 B 7 DPI Port 1 B 2 DPI ports and internal interface cables 3 5 DRIVE status indicator location of 9 1 troubleshooting with 9 2 drives see DPI products E EEPROM see non volatile storage NVS equipment required 2 2 events clearing 9 7 list of 9 7 viewing 9 7 F fault action configuring the module for 4 8 definition G 1 fault configuration definition G 2 faults see events flash update G 2 Fit Cfg A1 In 20 B Fit Cfg A2 In 21 B Fit Cfg B1 In 22 B Fit Cfg B2 In 23 B Fit Cfg C1 In 24 B Fit Cfg C2 In 25 B Fit Cfg D1 In 26 B Fit Cfg D2 In 27
37. 16 bit 1 32 bit Default 0 16 bit Type Read Only Reset Required N A Displays the size of each Datalink word The drive determines the size of Datalinks Appendix B 5 14 Reset Module Range 0 Ready No action 1 Reset Module 2 Set Defaults Restores module to factory default settings Default 0 Ready Type Read Write Reset Required No Resets the module if set to Reset Module Restores the module to its factory default settings if set to Set Defaults This parameter is a command It will be reset to O Ready after the command has been performed ATTENTION Risk of injury or equipment damage exists If the module is transmitting I O that controls the drive the drive may fault when you reset the module Determine how your drive will respond before resetting a connected module 15 Comm Fit Action Range 0 Fault 1 Stop 2 Zero Data 3 Hold Last 4 Send Fit Cfg Default 0 Fault Type Read Write Reset Required No Sets the action that the module will take if it detects a network failure because it has not communicated with its master within the interval specified in Parameter 11 Network Timeout This action takes effect only if I O that controls the drive is transmitted through the module ATTENTION Risk of injury or equipment damage exists Parameter 15 Comm FIt Action15 lets you determine the action of the module and connected drive if communications are d
38. 904 jSssooo00e8 Lannion nnn o VTAC 9 AC Drive 1 20 HP 460 V 1 10HP 208 V 0000000000000 VTAC 9 AC Drive 25 150 HP 460 V 15 24 cm 6 in Internal Interface cable DPI connector RS485 serial cable 2 54 cm 1 in Internal Interface cable Figure 3 4 DPI Ports and Internal Interface Cables Installing the Module 3 5 Module 900000008 O losedo0oo00009 co00089 Internal Interface cable folded behind the module and in front of the drive VTAC 9 Drive Figure 3 5 Mounting and Grounding the Module 3 5 Applying Power ATTENTION Unpredictable operation may occur if you fail to verify that parameter settings and switch settings are compatible with your application Verify that settings are compatible with your application before applying power to the drive Failure to observe these precautions could result in severe bodily injury or loss of life Step 1 Close the door or reinstall the cover on the drive The status indicators can be viewed on the front of the drive after power has been applied Step 2 Apply power to the drive The module receives its power from the connected drive When you apply power to the product and network for the first time the topmost statu
39. Analog Reading word level points such as FREQ OUTPUT Inputs point 03 and CURRENT point 06 Logical Analog Writing word level points such as REFERENCE Outputs point 92 and ACCELERATION point 31 Some points can be unbundled Unbundle means that you can characterize the subpoint so that three additional items can be enabled for that specific subpoint The subpoint can be monitored for COV Change of Value All unbundled points are reported for any change of value when a Scan for COV command is issued Analog points may have COV limits defined to reduce network traffic The subpoint can be overridden by the operator 7 2 Using Basic Data Transfers Siemens Building Technologies P1 FLN Protocol 7 2 2 e Unbundling a point allows the operator to set up a virtual point in the controllers database which when commanded can also affect the subpoints in the device Point Map Table 7 B lists the P1 FLN point list point by point Table 7 B Siemens Building Technologies P1 Point List Point Point Factory Number Type 2 Descriptor Default Description 01 LAO CTRL ADDRESS 99 Node address of this device 02 LAO APPLICATION 2718 Firmware application number 03 LAI FREQ OUTPUT 0 Drive speed in frequency Hertz 04 LAI PCT OUTPUT 0 Drive speed in percentage of max 05 LAI SPEED 0 Drive speed in RPM 06 LAI
40. Configurable Input Point Operations eeeeeeeeeeeeeeeeee 5 9 Configurable Output Point Operations eeeeeee 5 10 Configurable Input Point Operation Reading Drive Parameters c cceesceeesteteeneeeeneees 6 11 Configurable Objects Outputs eee ceeeeeeteeeeeneeeeeeeeeee 6 12 Status Indicators location on drive May Vary seeeeee 9 1 Vlewing and Clearing Events Using an LCD OIM 9 7 Contents v Contents vi Table 2 A Table 2 B Table 4 A Table 4 B Table 4 C Table 4 D Table 4 E Table 4 F Table 5 A Table 5 B Table 5 C Table 5 D Table 5 E Table 5 F Table 5 G Table 5 H Table 5 1 Table 6 A Table 6 B Table 6 C Table 6 D Table 6 E Table 6 F Table 6 G Table 6 H Table 6 1 Table 6 J Table 6 K Table 6 L Table 6 M Table 6 N Table 6 0 Table 6 P Equipment Shipped with the RS485 HVAC Module 2 2 Required User Supplied Equipment cccccceseeeeeeeteee 2 2 Configuration TOols cccceeceeeceseeeeseeeeeeeeeeeeeeeeeeseaeeeeeeeneeen 4 1 Data Rate Selections itet kee eae e a rerai 4 3 Parity Selections eiss a aea i aeaea arais 4 4 Selections for Drive Response to Communication Fault 4 8 Fault Configuration Parameters sseeeeeeeeeeeeeeeereeereeeee 4 9 Module Configuration Status Paramete rS
41. Continued Dup Port Fit Description Another peripheral with the same port number is already in use Type 0 Login The module has logged in for Type 0 control Type 0 Time Fit The module has not received a Type 0 status message within the specified time DL Login The module has logged into a Datalink DL Reject Fit The drive rejected an attempt to log in to a Datalink because the Datalink is not supported or is used by another peripheral DL Time Fit The module has not received a Datalink message within the specified time Control Disabled The module has sent a Soft Control Disable command to the drive Control Enabled The module has sent a Soft Control Enable command to the drive Message Timeout A client server message sent by the module was not completed within one second DPI Fault Msg The drive has faulted DPI Fault Clear The drive issued this because a fault was cleared Normal Startup The module successfully started up Fault Cfg Error The module detected a 32 bit fault configuration Reference when the drive supports only a 16 bit Reference or detected a 32 bit fault configuration Datalink value when the drive supports only 16 bit Datalinks Net Comm Fit The module detected a communications fault on the network Net Detected The module has detected network communication Net Tlmeout Fit The module has detect
42. D LO and the value of 0 to LOGIC CMD HI You can then stop the drive by writing the value of 1 to LOGIC CMD LO and the value of 0 to LOGIC CMD HI Stop commands take precedence over run commands Once a stop command is issued and released the run command must be toggled before it is accepted Table 7 D shows the commands you can execute on VTAC 9 drives and the point s that you use to execute them Table 7 D Logic VTAC 9 Control Commands Command Word Logic Command Point Point Name Bit Description Command Values 24 CMD RUN STOP 0 Stop 0 Not Stop 26 RUN ENAVBLE 1 Stop 89 LOGIC CMD LO bit 0 24 CMD RUN STOP 1 Start t 2 0 Not Start 89 LOGIC CMD LO 1 Start bit 0 7 6 Using Basic Data Transfers Siemens Building Technologies P1 FLN Protocol Table 7 D Logic VTAC 9 Control Commands Command Word Logic Command Point Point Name Bit Description Command Values 89 LOGIC CMDLO 2 Jog 0 Not Jog bit 2 1 Jog 94 RESET FAULTS 3 Clear Faults 2 0 Not Clear Faults 89 LOGIC CMD LO 1 Clear Faults bit 3 22 CMD FWD REV 4and5 Direction Bits 89 LOGIC CMD LO 54 bits 4 5 0 0 No Command 0 1 Forward Command 1 0 Reverse Command 1 1 Hold Direction Control 89 LOGIC CMDLO 6 Local Control 0 No Local Control bit 6 1 Local Lockout 89 LOGIC CMDLO 7 MOP Increment 0 Not Increment bit 7 1 Increment 90 LOGIC CMD HI 8and9 Acce
43. Datalink Out C1 DLNK C2 OUT Bit 0 14 of Datalink Out C2 DLNK D1 OUT Bit 0 14 of Datalink Out D1 DLNK D2 OUT Bit 0 14 of Datalink Out D2 1 Point numbers in braces may be unbundled at the field panel Siemens DPI Datalinks In A D P1 FLN devices work only with 15 bit integer values therefore these points only show 15 bit values If the module is connected to a host using 32 bit Datalinks the module will be prevented from using Datalinks The DPI host determines if 16 or 32 bit Datalink values are used See Table 8 N Table 8 N Siemens P1 FLN DPI Datalinks In A D Point Factory Number Description Default Description DLNK A1 IN its 0 14 of Datalink In A1 DLNK A2 IN its 0 14 of Datalink In A2 DLNK B1 IN its 0 14 of Datalink In B1 DLNK B2 IN its 0 14 of Datalink In B2 DLNK C1 IN its 0 14 of Datalink In C1 DLNK C2 IN its 0 14 of Datalink In C2 DLNK D1 IN its 0 14 of Datalink In D1 B B B B B B B B DLNK D2 IN its 0 14 of Datalink In D2 1 Point numbers in braces may be unbundled at the field panel 8 8 Advanced Data Transfers All Protocols 9 1 Troubleshooting the Module and Network Chapter 9 contains information for troubleshooting the module and network Understanding the Status Indicators The module has four bi colored status indicators on the left side of the module They can be viewed on the mo
44. Definitions Corrective Actions Module is not receiving data Program a controller to recognize and over the network transmit I O to the module Place the controller in RUN mode or apply power Configure the module for the program in the controller Solid Green Module is transmitting data No action required 9 2 Module Diagnostic Items The following diagnostic items can be accessed using VS Utilities or the LCD OIM Table 9 E Diagnostic Items Accessed Using VS Utilities Description Common Logic Cmd The current value of the common Logic Command being transmitted to the drive by this module Prod Logic Cmd The current value of the product specific Logic Command being transmitted to the drive by this module Reference The current value of the product specific Reference being transmitted to the drive by this module Note that a 16 bit value will be sent as the MSW of the 32 bit field Common Logic Sts The current value of the common Logic Status being received from the drive by this module Prod Logic Sts The current value of the product specific Logic Status being received from the drive by this module Feedback The current value of the product specific Feedback being received from the drive by this module Note that a 16 bit value will be sent as the MSW of the 32 bit field Datalink A1 In The current value of respective Datalink In being transmitted to the drive Datalink A2 In by
45. FLN Protocol 7 3 Table 7 B Siemens Building Technologies P1 Point List Continued Point Point Factory Number Type 2 Descriptor Default Description 38 LAO PARAMOUT J0 Parameter number to User Out point 39 LAO USER OUT 0 User defined output 44 LA DLINK A1 OUT 0 Bits 0 14 of Datalink Out A1 46 LA DLINK A2 OUT 0 Bits 0 14 of Datalink Out A2 48 LA DLINK B1 OUT 0 Bits 0 14 of Datalink Out B1 50 LA DLNK B2 OUT 0 Bits 0 14 of Datalink Out B2 52 LA DLNK C1 OUT 0 Bits 0 14 of Datalink Out C1 54 LA DLNK C2 OUT 0 Bits 0 14 of Datalink Out C2 56 LA DLNK D1 OUT 0 Bits 0 14 of Datalink Out D1 58 LA DLNK D2 OUT 0 Bits 0 14 of Datalink Out D2 60 LA INPUT REF1 0 Shows the Input Reference 1 parameter 61 LA INPUT REF2 0 Shows the Input Reference 2 parameter 62 LAO DLNK A1 IN 0 Bits 0 14 of Datalink In A1 64 LAO DLNK A2 IN 0 Bits 0 14 of Datalink In A2 66 LAO DLNK B1 IN 0 Bits 0 14 of Datalink In B1 68 LAO DLNK B2 IN 0 Bits 0 14 of Datalink In B2 70 LAO DLNK C1 IN 0 Bits 0 14 of Datalink In C1 72 LAO DLNK C2 IN 0 Bits 0 14 of Datalink In C2 74 LAO DLNK D1 IN 0 Bits 0 14 of Datalink In D1 76 LAO DLNK D2 IN 0 Bits 0 14 of Datalink In D2 89 LAO LOGIC CMD LO 0 Lower 8 bits of Product Logic Command Word 90 LAO LOGIC CMD HI 0 Higher 8 bits of Produc
46. GOS prne aa aait sad eases 7 10 7 6 1 Parameter ACCESS ieceres 7 10 7 6 2 Changing Drive Direction c eee 7 11 7 6 3 Reading and Resetting Faults 7 11 7 6 4 Setting the Module s Control Address 7 11 Advanced Data Transfers All Protocols 831 Using Datalink Siiner eccitin deiatee ee es 8 1 8 1 1 Rules for Using Datalinks s e 8 1 8 1 2 32 Bit Parameters Using 16 Bit Datalinks 8 2 8 1 3 Configuring Datalinks ce eeeeeeeeneeeeeteees 8 3 8 2 Modbus DPI Datalinks ee eeeeeeeeeeeeneeeeeeneeeenaeees 8 3 8 2 1 Modbus DPI Datalinks Out A D ee 8 3 8 2 2 Modbus DPI Datalinks In A D cecce 8 4 Contents ii 8 3 Metasys DPI DatalinkS 0 eee eeeeeeeeneeeeneeeeeneeeees 8 6 8 3 1 Metasys DPI Datalinks Out A amp B No Datalinks amp D eeeeeeseeeeeeteteeeeeeeee 8 6 8 3 2 Metasys DPI Datalinks In A amp B No Datalinks amp D oseese 8 6 8 4 Siemens DPI DatalinkS 0 cccccccccccceesesesssssessreeeeees 8 7 8 4 1 Siemens DPI Datalinks Out A D nenien 8 8 8 4 2 Siemens DPI Datalinks In A D 8 8 Troubleshooting the Module and Network 9 1 Understanding the Status Indicators ceceee 9 1 9 1 1 DRIVE Status Indicator 9 2 9 1 2 MS Status Indicator cceceeesssssssseeeeeeees 9 3 9 1 3 NET A Status Indicator ccceeeeseesssseeeeeees 9 4 9 1 4 NET B Status Indicator ceeeeesesssseeeeeees 9 5 9 2 Module Diagnostic tems
47. RS485 HVAC Communications Options Module M N RECOMM H485 FRN 2 xxx Modbus RTU Metasys N2 Siemens Technologies P1 FLN Instruction Manual VT 1001 3 Rudy o VTAG 0 eta by Rockwell Automation Energy w RY The information in this manual is subject to change without notice Throughout this manual the following notes are used to alert you to safety considerations ATTENTION Identifies information about practices or circumstances that can lead to personal injury or death property damage or economic loss Important Identifies information that is critical for successful application and understanding of the product ATTENTION The drive may contain high voltages that can cause injury or death Remove all power from the drive and then verify power has been removed before installing or removing an RS485 HVAC Communications Options module Failure to observe these precautions could result in severe bodily injury or loss of life ATTENTION Only qualified electrical personnel familiar with drive and power products and the associated machinery should plan or implement the installation start up configuration and subsequent maintenance of the product using an RS485 HVAC Communications Options module Read and understand this manual in its entirety before proceeding Failure to observe these precautions could result bodily injury and or damage to equipment ATTENTION DPI host products must not be directly con
48. Response Data Al Pa ee Drive Figure 6 1 Configurable Input Point Operation Reading Drive Parameters Network Point Type NPT Table 6 N Configurable Objects Inputs Network Point Address NPA User IN1 Description User defined Input 1 Default User IN2 User defined Input 2 User IN3 User defined Input 3 User IN4 User defined Input 4 Param for IN1 0 Not in use 1 to maximum of drive parameters Param for IN2 0 Not in use 1 to maximum of drive parameters Param for IN3 0 Not in use 1 to maximum of drive parameters Network Point Type NPT Table 6 0 Example of Confi Network Point Address NPA Param for IN4 Output Frequency 0 Not in use 1 to maximum of drive parameters gurable Objects Inputs Description 400 Hz 0 1 Hz Sample Setting Output Current 0 0 to Drive Rated Amps 0 1 A Output Voltage 0 0 to Drive Rated Volts 0 1 VAC Output Power 0 0 to Drive Rated kW 0 1 kW Param for IN1 Integer of drive parameter Param for IN2 Integer of drive parameter Param for IN3 Integer of drive parameter Param for IN4 Integer of drive parameter Using Basic Data Transfers Metasys N2 6 11 6 3 5 2 Writing Parameter Values ATTENTION Risk of equipment damage exists If configurable outputs are progra
49. The module also enables you to independently scale the broadcast message Reference of its connected drive by using Parameter 31 RTU Ref Adjust The scaling factor can be set from 0 200 0 This lets the drive s Reference either match the broadcast message Reference 100 scale below the broadcast message Reference lt 100 or scale above the broadcast message Reference gt 100 Using Basic Data Transfers Modbus RTU 5 11 5 12 Using Basic Data Transfers Modbus RTU 6 1 Using Basic Data Transfers Metasys N2 Data transfers are used to transfer the data that controls the drive and sets its Reference I O can also be used to transfer data to and from Datalinks in VTAC 9 drives This chapter provides information about using basic data transfers to control a VTAC 9 drive when the Metasys N2 network protocol is selected For information about using advanced data transfers see Chapier 8 Additional Configuration Specific for Metasys N2 The reference AO 2 for Metasys N2 is set as a percentage from 100 to 100 However the actual value transmitted over the N2 network is in an engineering unit that equals the entered percentage Parameter 29 N2 Ref Scale determines the engineering unit value sent when AO 2 is set to 100 The relationship is linear where 100 0 l 0 Pr 29 Value By default Parameter 29 N2 Ref Scale equals 32 767 which is the maximum Reference value for VTAC 9 drives Not
50. ata Transfers Modbus RTU Modbus Address Table 5 1 Modbus Configurable Objects Outputs User Data Direction Description Values Default Register Output User OUT1 depends on parameter selected Register Output User OUT2 depends on parameter selected Register Output User OUT3 depends on parameter selected Register Output Param for OUT1 0 Not in use 1 to max parameter Register Output Param for OUT2 0 Not in use 1 to max parameter 5 4 Register Output Param for OUT3 0 Not in use 1 to max parameter Using Broadcast Messages A Modbus RTU global broadcast feature enables you to send a command start stop etc to all drives on the network at the same time by using Modbus Address 0 This feature can also be used to write the same message to each network drive via a single message for example setting Accel Time to 5 seconds in every drive Important Every node capable of receiving a broadcast message will act upon the message so it is required that broadcast messages are used only on networks of similar devices For example VTAC 9 drives use the same Logic Command structure Reference format and the same Modbus addressing so these could be controlled together using a broadcast message Always check the Modbus addressing Logic Command structure Reference format etc for every node device type before designing a system with broadcast messages
51. ation of 2 1 wiring 3 3 tightening torque 3 4 U update see flash update V VS Utilities accessing parameters with 4 1 definition G 3 Z zero data configuring the module for 4 8 definition G 3 Index l 3 l 4 Index Documentation Improvement Form Use this form to give us your comments concerning this publication or to report an error that you have found For convenience you may attach copies of the pages with your comments After you have completed this form please return it to Rockwell Automation Technical Documentation P O Box 248019 Mayfield Heights OH 44124 8019 Fax 440 646 7317 Publication Name RS485 HVAC Communications Options Module Publication Number VT 1001 3 Publication Date April 2004 Comments Your Name Date Company Name Phone Address Email Thank you for your comments Technical Writing Internal Use Date DIF Number Follow Up Action Rockwell This document as well as more information about Rockwell Automation VTAC drive products can be found at www vtacdrives com www rockwellautomation com Rockwell Automation 777 East Wisconsin Avenue Suite 1400 Milwaukee WI 53202 5302 USA Tet 1 414 212 5200 Fax 1 414 212 5201 Rockwell Automation HVAC Standard Drives Business PO Box 248019 Mayfield Heights OH 44124 8019 USA Tel 1 888 374 837
52. c Data Transfers Siemens Building Technologies P1 FLN Protocol 7 1 7 2 7 2 1 Important The RS485 HVAC Options module must be actively communicating with the master and it must be selected as the drive control source for any inputs to be transferred from the module to the drive regulator See Logic Source Select Parameter 89 and Speed Ref A Sel Parameter 90 in the drive instruction manual for more information Parameter changes made via the LCD OIM during this time will be overwritten when the next network update occurs Siemens Building Technologies P1 FLN Point Map for I O The following sections provide a description of the Siemens Building Technologies P1 I O image Note that Output I O is data that is output from the master and consumed by the module Input I O is status data that is produced by the module and consumed as input by the master P1 FLN Point Types Logic analog and digital I O points are used to control the drive monitor status and read write to parameters Table 7 A describes the four point types Table 7 A Point Types Abbreviation Name Used for LDI Logical Digital Reading bit level points 0 or 1 such as drive status Inputs For example FWD REV MON point 21 provides the status of the rotation direction of the drive LDO Logical Digital Writing bit level points 0 or 1 such as drive Outputs commands For example CMD RUN STOP point 24 commands the drive to run Logical
53. c Device item numbers 40 42 see page 9 6 8 2 Installing the Module Connecting the Module to the Network ATTENTION The drive may contain high voltages that can cause injury or death Remove all power from the drive and then verify power has been removed before installing or removing an module Failure to observe these precautions could result in severe bodily injury or loss of life Step 1 Remove power from the network and drive Step 2 Use static control precautions Step 3 Remove the drive cover Step 4 Connect an RS485 cable to the network and route it through the bottom of the drive Step 5 Connect a six pin linear plug to the RS485 cable See Figure 3 3 for the terminal definitions Node 1 Node 2 Node n S ny A YVL Lro OSS QDOODOO AN S A Ve Lro ONS o O 00000 L Terminal Termination E Function Signal RC termination Signal A TxRxD Signal B TxRxD Common Signal Common Shield Shield RC Termination Ground Shield GND termination Figure 3 3 Typical Network Connections 1 Jumper terminals TERM and A on the modules at end of the R8485 network This enables a built in RC termi nation network on the module 2 The shield must be grounded at a single point on the network jumper terminals SHIELD and GND A 3
54. ceeeeeseeeseeeeeeeeeeeeeeteeeeeneens 4 1 4 2 Using the LCD OIM Qu eceeeeeseeeeseeeeeeteeeteeeeeeeeteaeees 4 2 4 3 Setting the Node Address ecceeeeeeeeeeeeeteeeeeeneees 4 2 4 4 Setting the Network Data Rate 4 3 4 5 Setting the Network Parity eceeeeeseseeeteeeeeeeeeeeeees 4 4 4 6 Setting Stop Bits Modbus RTU only 4 5 4 7 Setting the I O Configuration eeeeeeeeeeeeeeeeeeeees 4 6 4 8 Setting a Network TIMEOUt ee eeeeeeeeeeeeeeeeeeteeeees 4 7 4 9 Setting a Fault Action 0 0 eeeeceeeeeeeeeeeeeeeeeeeeeeeeees 4 8 4 9 1 To Change the Fault Action 4 8 4 9 2 To Set the Fault Configuration Parameters 4 9 4 10 Resetting the Module 000 0 eeeseeeesneeesneeeeeneeeeeaees 4 10 4 11 Viewing the Module Configuration cceeeeeee 4 11 Using Basic Data Transfers Modbus RTU 5 1 Overview of DPI Modbus RTU Functionality 5 1 5 1 1 Modbus RTU Data Formats ees 5 2 5 1 2 Supported Modbus RTU Commands 5 2 5 2 Modbus RTU Point Map for I O sesers 5 3 5 2 1 Data Addresses in Modbus Messages 5 3 5 2 2 Product Logic Status Discrete Inputs to Host Controller Output from Drive 0 5 3 5 2 3 Product Logic Status and Feedback 5 5 5 2 4 Product Logic Command Discrete Outputs from Host Controller Inputs to Drive 5 5 5 2 5 Product Logic Command and Reference 5 6 Contents i 5 3 Accessing Drive Parameters 5 8 5 3
55. ck is used to monitor the speed of a product It consists of one word of output from the module to the network The size of the word either a 16 bit word or 32 bit word is determined by the drive scanner A separate module of a multi module controller or a built in component of a single module controller that provides communication with modules connected to a network See also controller status indicators LEDs that are used to report the status of the module network and drive They are on the module and can be viewed on the front cover of the drive when the drive is powered Type 0 Type 1 Type 2 control When transmitting I O the module can use different types of messages for control The Type 0 Type 1 and Type 2 events help Rockwell Automation personnel identify the type of messages that a module is using VS Utilities software A Windows based software tool for monitoring and configuring VTAC 9 products and modules zero data When communications are disrupted for example a cable is disconnected the module and drive can respond with zero data Zero data results in the drive receiving zero as values for command data If the drive was running and using the reference from the module it will stay running but at zero reference Glossary G 3 G 4 Glossary A assistance technical 1 2 baud rate see data rate bus off G 1 C checklist installation 2 3 Clear Counters 28 B 9 Comm Fit Action
56. crement 1 Increment 0x0009 8 Accel Rate Address 10 09 OI i No Command Accel Rate 2 Command 0 0 0 1 Accel Rate 1 Command 1 0 1 1 Hold Accel Rate 0x0011 10 Decel Rate Address 12 11 Oe ii 0 0 NoCommand 0 1 Decel Rate 1 Command 1 0 Decel Rate 2 Command 1 1 Hold Decel Rate 0x0013 12 Reference Select Address 15 14 13 OREN 0 0 0 No Command 0x0015 14 0 0 1 Ref1 Ref A Select 0 1 0 Reserved 0 1 1 Ref3 Preset 3 1 0 0 Ref 4 Preset 4 1 0 1 Ref5 Preset 5 1 1 0 Ref6 Preset 6 1 1 1 Ref7 Purge Speed 0x0016 15 MOP Decrement 0 Not Decrement 1 Decrement 1 For the Product Logic Command Bit 0 the 0 Not Stop condition must first be present before a Product Logic Command Bit 1 1 Start condition will start the drive 2 To perform this command the value must change from 0 to 1 5 2 5 Product Logic Command and Reference Table 5 F Modbus Product Logic Command and Reference Modbus Address Output Description Values 4x0001 Product Logic Command 16 bit bit oriented word 4x0002 Reference Lo Bit 0 15 of 32 bit reference 4x0003 1 Reference Hi Bit 16 31 of 32 bit reference or the whole 16 bit reference 1 The reference value is sent only when accessing address 4x0003 If a 32 bit reference is used the 32 bit value will be merged together by register 4x0002 and 4x0003 when accessing address 4x0003 5 6 Using Basic Data Trans
57. ction manual contact your local Rockwell Automation authorized HVAC representative For technical assistance call 1 800 726 8112 Before calling please review the troubleshooting section of this manual and check the VTAC drives website for additional information When you call this number you will be asked for the drive model number and this instruction manual number 1 2 Introduction 2 1 This chapter provides Getting Started e A description of the RS485 HVAC Communications Options module s components e A list of parts shipped with the module e A list of user supplied parts required for installing the module e An installation checklist Module Components 9 rt jo io OODD OO Status Indicators Four LEDs indicate the status of the connected drive module and network Refer to Chapter 9 Troubleshooting DPI Connector A 20 pin single row shrouded male header An Internal Interface cable connects to this connector and one on the drive See Table 2 A Terminal Block A 6 screw terminal block connects the module to the network Node Address Switches Two switches set the node address Network Selector Switch One switch selects the network protocol Figure 2 1 Components of the RS485 HVAC Options Module Getting Started 2 1 2 2 Required Equipment Table 2 A lists the equipmen
58. d Using Broadcast Messages section Changed name of Parameter 09 from Net Stop Bits to Stop Bits Act Added Parameter 30 Stop Bits Cfg and Parameter 31 RTU Ref Adjust v2 xxx firmware adds the following features to Modbus RTU e Direct parameter access Direct Access Method page 5 8 e Broadcast messaging support Using Broadcast Messages page 5 11 e Stop bits can now be independently adjusted Parameter 30 page B 9 No changes were made to the N2 or P1 FLN features Summary of Changes i Summary of Changes ii Introduction 1 1 Module Features 20 0 cccccceecececeeeeeeeeeeeeeeseeeeeeeeeenaaes 1 1 1 2 Related Documentation ccceceeeeeeeeeeeeteeeeeeeeees 1 2 1 3 Getting Assistance from Rockwell Automation 1 2 Getting Started 2 1 Module Components ceceeeeeeeeeeeeeeneeeeneeeeeeetens 2 1 2 2 Required Equipment eeeeeeseeeeeseeeeeneeeeeneeeeeneeeee 2 2 2 3 Installation Checklist ceeeeeeeeeeeeeeeeneeeeeeeeeeeeees 2 3 Installing the Module 3 1 Preparing for an Installation 0 0 0 eee eeeeeeeeeeeeeeneeeees 3 1 3 2 Commissioning the Module cccsecceeeeeeeeeeeeeeneees 3 1 3 3 Connecting the Module to the Network n se 3 3 3 4 Connecting the Module to the Drive eee 3 4 3 5 Applying POWE cecscceceseeeeeseeeeeeeeeneneneeseeeenenteenees 3 6 Configuring the Module 4 1 Configuration Tools ccc
59. dule or through the drive cover See Figure 9 1 2922000 Number Status Indicator Description Refer to DRIVE DPI Connection Status Section 9 1 1 MS Module Status Section 9 1 2 NET A Serial Communication Status Section 9 1 3 NET B Serial Communication Traffic Status Section 9 1 4 Figure 9 1 Status Indicators location on drive may vary Sections Section 9 1 1 through Section 9 1 4 describe what the state of each status indicator means Note that if all status indicators are off the module is not receiving power Refer to Chapter 3 Installing the Module for installation instructions Troubleshooting the Module and Network 9 1 9 1 1 DRIVE Status Indicator The DRIVE status indicator is the top LED on the drive Refer to Figure 9 1 The module is not powered or is not connected properly to the drive Table 9 A DRIVE Status Indicator State Definitions Corrective Action Securely connect the module to the drive using the ribbon cable Apply power to the drive Flashing Red The module is not receiving a ping message from the drive Verify that cables are securely connected e Cycle power to the drive Solid Red The drive has refused an I O connection from the module Another DPI peripheral is using the same DPI port as the module Important Cycle power to the product after making any of the following
60. e 8 5 Modbus DPI Datalinks In D1 D2 eeeessseeeeeeeeeees 8 5 Metasys DPI Datalinks Out A1 A2 ccceesseeeeeeteeeeteees 8 6 Metasys DPI Datalinks Out B1 B2 cc cesses 8 6 Metasys DPI Datalinks In A1 A2 0 0 eeeeeeeeeeeeeeeeeteeeees 8 6 Metasys DPI Datalinks In B1 B2 eececeeeeeeeeeeeeteeeees 8 6 Siemens P1 FLN DPI Datalinks Out A D ccee eee 8 8 Siemens P1 FLN DPI Datalinks In A D ceeeeeeeeeeeee 8 8 DRIVE Status Indicator State Definitions ceee 9 2 MS Status Indicator State Definitions eee 9 3 NET A Status Indicator State Definitions c eee 9 4 NET B Status Indicator State Definitions ceee 9 5 Diagnostic Items Accessed Using VS Utilities 9 5 Event Codes and DeSCTriptions ccecceseeeeeeeeeeeeneeeseeteaes 9 7 Contents viii 1 1 Introduction This manual provides information about the RS485 HVAC Communications Options module RECOMM H485 and using it with DPI AC drives such as VTAC 9 drives It is intended for qualified electrical personnel familiar with installing programming and maintaining AC drives and networks The module is mounted in the drive and receives its required power from the drive It can be used with other products that implement DPI which is a peripheral communication interface Refer to the documentation for your product for specific information about how it wor
61. e that additional scaling is performed in the VTAC 9 drive where 32 767 equals the frequency selected in drive Parameter 55 Maximum Freq For other DPI Hosts refer to the documentation of the specific DPI Host product Using Basic Data Transfers Metasys N2 6 1 6 2 6 2 1 Overview of DPI Metasys N2 Functionality Metasys nodes are built up by the use of several virtual objects The Metasys N2 master performs read and write commands to these virtual objects and the module transfers translates the data between these virtual objects and the drive When a read or write command occurs to a certain dedicated virtual object data in the virtual objects is refreshed from or transferred to the drive The Metasys N2 master performs read and write commands to the virtual objects one at a time The data types that are used in the virtual objects are binary input binary output and internal integer ADI which is a 16 bit data value The Metasys master also performs a cyclic polling of all the virtual objects Important The RS485 HVAC Options module must be actively communicating with the master and it must be selected as the drive control source in order for any output to be transferred from the module to the drive regulator See Logic Source Select parameter 89 and Speed Ref A Sel parameter 90 in the drive instruction manual for more information Important Parameter changes made via the LCD OIM during this time will be ov
62. ed a network timeout The timeout period is configured in Parameter 11 Network Timeout Lang CRC Bad The CRC of the language text file is incorrect 9 8 Troubleshooting the Module and Network Communications Network Protocols Data Rates Drive Protocol Data Rates Electrical Consumption Drive Network Mechanical Dimensions Height Length Width Weight Environmental Temperature Operating Storage Relative Humidity Atmosphere Technical Specifications Rotary switch selectable Modbus RTU Metasys N2 Siemens Building Technologies P1 FLN Modbus 4800 9600 19200 or 38400 baud Metasys 9600 baud Siemens Building Technologies 4800 or 9600 baud DPI 125 kbps or 500 kbps 150 mA at 5 VDC None 19 mm 0 75 in 86 mm 3 33 in 78 5 mm 3 09 in 85g 3 oz 10 to 50 C 14 to 149 F 40 to 85 C 40 to 185 F 5 to 95 non condensing Important The module must not be installed in an area where the ambient atmosphere contains volatile or corrosive gas vapors or dust If the module is not going to be installed for a period of time it must be stored in an area where it will not be exposed to a corrosive atmosphere Regulatory Compliance UL cUL CE UL508C CAN CSA C22 2 No 14 M91 EN50178 and EN61800 3 NOTE This is a product of category C2 according to IEC 61800 3 In a domestic environment this product may cause radio interference in which case supple
63. egister 0000 in the data address field of the message e Feedback Input Register address 3x0003 is addressed as register 0002 in the data address field of the message e Start Coil address 0x0002 is addressed as coil 0001 in the data address field of the message At Speed Input address 0x0009 is addressed as input 0008 in the data address field of the message Note that this applies to all of the Modbus addresses listed in the tables in Section 5 2 Product Logic Status Discrete Inputs to Host Controller Output from Drive The Product Logic Status discrete input points are derived from the 16 bit Product Logic Status word see Table 5 D Modbus address 3x0001 Therefore there are 16 discrete points to represent the whole status word bit by bit These must be used for single bit status only Multi bit field status must be accessed through the Product Status word to maintain data integrity Table 5 C Modbus Product Logic Status Discrete Inputs Modbus Logic Status VTAC 9 Example Address Bit Description Values 1x0001 Ready 0 Not Ready 1 Ready 1x0002 Active 0 Not Running 1 Running 1x0003 Command Direction 0 Reverse 1 Forward Using Basic Data Transfers Modbus RTU 5 3 Table 5 C Modbus Product Logic Status Discrete Inputs Continued Modbus Address 1x0004 Logic Status Bit VTAC 9 Example Description Actual Direction Values 0
64. enabled during start up of the VTAC 9 drive Parameter Access ATTENTION Dangerous operation may be a result of using non 15 bit drive parameters with the configurable points Refer to the drive user manual for information about drive parameter sizes Failure to observe this precaution could result in severe bodily injury or loss of life Configurable points USER IN point 37 and PARAM IN point 36 are points that enable any parameter in the drive to be monitored The USER IN shows only 15 bit values therefore only 16 bit drive parameters can be used however only values between 0 32767 would be used The PARAM IN is used to configure which parameter is to be monitored and the value ends up in the USER IN For example for a VTAC 9 drive writing the value of 1 into PARAM IN point reading drive Parameter 1 would provide the Output Frequency in USER IN point 7 10 Using Basic Data Transfers Siemens Building Technologies P1 FLN Protocol 7 6 2 7 6 3 7 6 4 ATTENTION Risk of equipment damage exists If configurable output points are programmed to write parameter data to Non Volatile Storage NVS frequently the NVS will quickly exceed its life cycle and cause the drive to malfunction Do not create a program that frequently uses configurable outputs to write parameter data to NVS Datalinks do not write to NVS and should be used for frequently changed parameters Configurable Points USER OUT poi
65. equipment Set the network timeout in Parameter 11 Network Timeout as shown in Figure 4 7 P5 RECOMM H485 Default 10 Parameter 11 Network Timeout Sec 0 lt gt 180 Figure 4 7 Network Timeout Screen on an LCD OIM Changes to this parameter take effect immediately A reset is not required Configuring the Module 4 7 4 9 4 9 1 Setting a Fault Action ATTENTION Comm Fit Action Parameter 15 lets you determine the action of the module and connected drive if communications are disrupted By default this parameter faults the drive You can set this parameter so that the drive continues to run Precautions should be taken to ensure that the setting of this parameter does not create a hazard of injury or equipment damage Failure to observe these precautions could result in bodily injury or damage to or destruction of equipment By default when communications are disrupted for example a cable is disconnected the drive responds by faulting if it is using I O from the network You can configure a different response to communication disruptions using Parameter 15 Comm FIt Action To Change the Fault Action Set the value of Parameter 15 Comm FIt Action to the desired response as shown in Table 4 D See Figure 4 8 for a sample LCD OIM Fault Action Screen Table 4 D Selections for Drive Response to Communication Fault Action Description Fault The drive is faulted a
66. erwritten when the next network update occurs Metasys N2 Virtual Objects A Metasys N2 node may contain up to 256 virtual objects in each of its seven different data types called regions The regions are defined in Table 6 A Table 6 A Description of the Regions of a Virtual Object Description Analog Input 32 bit IEEE standard floats Binary Input 1 bit Analog Output 32 bit IEEE standard floats Binary Output 1 bit Internal Float 32 bit IEEE standard floats Analog Data Float Internal Integer 16 bit Analog Data Integer Internal Byte 8 bit Analog Data Byte 6 2 Using Basic Data Transfers Metasys N2 6 2 2 Metasys N2 Data Types Table 6 B Internal Structure of Metasys N2 Analog Input Al Attribute Description Object Configuration Object Status Analog Input Value Low Alarm Limit Low Warning Limit High Warning Limit High Alarm Limit Differential Description Object Configuration Object Status Description Object Configuration Object Status Current Value Table 6 E Internal Structure of Metasys N2 Binary Output BO Attribute Description Byte Object Configuration Byte Object Status Integer Minimum On Time Integer Minimum Off Time Integer Maximum Cycle Hour Table 6 F Internal Structure of Metasys N2 Internal Integer ADI Attribute Type Description Byte Object Status
67. et Rate Cfg 5 B 3 network applying power to 3 6 protocol selection 3 2 setting data rate 4 3 setting parity 4 4 network selector switch 2 1 Network Timeout 11 B 5 node address setting with a parameter 4 2 setting with switches 3 2 node address switches location of 2 1 non volatile storage NVS definition G 2 in module 4 1 O OIM Operator Interface Module configuring the module with 4 2 definition G 2 P parameters accessing 4 1 active configuration 4 11 module B 1 to B 10 l 2 Index ping G 3 point map Metasys N2 6 4 to 6 12 Modbus RTU 5 3 to 5 11 Siemens Building Technology P1 FLN 7 2 to 7 3 point types 7 2 power consumption A 1 preparing for an installation 3 1 processor see controller products see DPI products programmable logic controller see controller protocol A 1 publications related 1 2 R Ref Fdbk Size 12 B 5 Reference Feedback definition G 3 regulatory compliance A 1 Reset Module 14 B 6 resetting the module 4 10 Rockwell Automation getting assistance from 1 2 RTU Ref Adjust 31 B 10 S Siemens Building Technology P1 FLN 7 1 to 7 12 Datalinks 8 7 to 8 8 point map 7 2 to 7 3 specifications A 1 status indicators definition G 3 location of 2 1 state definitions 9 1 to 9 5 Stop Bits Act 9 B 4 Stop Bits Cfg 30 B 9 switches network selector 2 1 node address 2 1 T technical assistance 1 2 terminal block loc
68. fers Modbus RTU Important Since the Product Logic words are defined bit fields you must use these discrete points only for single bit handling Multi bit fields must be accessed through the Product Logic words addresses 3x0001 and 4x0001 to maintain data integrity A 16 bit product logic word is buffered in the module holding the last logic command sent to the drive regardless of whether it was sent through the discrete outputs or through the product logic command register output When a bit is updated through the discrete outputs or the register output a new logic command is generated and sent to the drive To set the Reference you must use a register output Modbus Address 4x0002 and or 4x0003 in Table 5 F Remember that the Reference value is a scaled value it is not an engineering value For example in VTAC 9 drives the reference is scaled based on the value of Parameter 55 Maximum Freq but the commanded maximum speed can never exceed the value of Parameter 82 Maximum Speed Table 5 G shows example References and their results on a VTAC 9 drive that has its Parameter 55 Maximum Freq set to 130 Hz and Parameter 82 Maximum Speed set to 60 Hz Table 5 G Example Speed Reference and Feedback for a VTAC 9 Drive Reference Scale Feedback Percent Output Speed Value A value of 32767 is equivalent to 100 The effects of values greater than 32767 depend on whether the DPI product uses a bipolar or
69. g gt Highlight Diagnostics icon View Event Queue Device Version OIM Version A Highlight item Evta E xxxx Online 500kbps Press F2 key to clear event queue Figure 9 2 Vlewing and Clearing Events Using an LCD OIM Events Many events in the event queue occur under normal operation If you encounter unexpected communications problems the events may help you or Rockwell Automation personnel troubleshoot the problem Table 9 F lists events that may appear in the event queue Table 9 F Event Codes and Descriptions Description No Event DPI Bus Off Fit Empty event queue entry A bus off condition was detected on DPI This event may be caused by loose or broken cables or by noise Ping Time Flt Port ID Fit Port Change Fit A ping message was not received on DPI within the specified time The module is not connected to a correct port on a DPI product The DPI port changed after start up Host Sent Reset The drive send a reset event message EEPROM Sum Fit The EEPROM in the module is corrupt Online 125 kbps The module detected the drive communicating at 125 kbps Online 500 kbps The module detected the drive communicating at 500 kbps Bad Host Fit The module was connected to an incompatible product Troubleshooting the Module and Network 9 7 Table 9 F Event Codes and Descriptions
70. ge 0 to 4294967295 Default 0 Type Read Write Reset Required No Sets the Reference data that is sent to the drive writes to drive parameter P90 if module Parameter 15 Comm Fit Action is set to Send Fit Cfg and the module times out Important lf the drive uses a 16 bit Reference the most significant word of this value must be set to zero 0 or a fault will occur 20 21 22 23 24 25 26 27 Fit Cfg A1 In Fit Cfg A2 In Fit Cfg B1 In Fit Cfg B2 In Fit Cfg C1 In Fit Cfg C2 In Fit Cfg D1 In Fit Cfg D2 In Range 0 to 4294967295 Default 0 Type Read Write Reset Required No Sets the data that is sent to the Datalink in the drive when module Parameter 15 Comm Fit Action is set to Send Fit Cfg and the module times out Important If the drive uses 16 bit Datalinks the most significant word of this value must be set to zero 0 or a fault will occur B 8 Appendix 28 29 30 Clear Counters Range 0 Ready 1 Clear Default 0 Ready Type Read Write Reset Required No Clears the network diagnostic counters N2 Ref Scale Range 0 to 4294967295 Default 32767 Type Read Write Reset Required No Only used if Metasys N2 protocol is selected Determines the engineering unit sent over the network for the Reference when 100 is set for AO 2 Stop Bits Cfg Range 0O 1 bit 1 2 bits Default 0 1 bit Type Read Write Reset Required Yes Sets the number of
71. hapier 8 Overview of DPI Modbus RTU Functionality Modbus RTU protocol is a messaging structure used to establish master slave communication between intelligent devices The protocol defines the format of the messages Messages from a master to a slave contain the address of the slave a function code defining the requested action any data to be sent and an error checking field A slave s response message contains fields confirming the action taken any data to be returned and an error checking field If an error occurred in the receipt of the message or if the slave is unable to perform the requested action the slave will construct an error message and send it as its response Modbus RTU can access single addresses or multiple address simultaneously either reading or writing single bit values or 16 bit values Important The RS485 HVAC Options module must be actively communicating with the master and it must be selected as the drive control source for any inputs to be transferred from the module to the drive regulator See Logic Source Select Parameter 89 and Speed Ref A Sel Parameter 90 in the drive instruction manual for more information Using Basic Data Transfers Modbus RTU 5 1 5 1 1 5 1 2 Important Any parameter changes made via the LCD OIM during this time will be overwritten when the next network update occurs Modbus RTU Data Formats Modbus data types are 1 bit and 16 bit values as shown in
72. he module Device Select icon RECOMM H485 parameters using the same techniques as for drive parameters Figure 4 1 Accessing the Module Parameters Using the LCD OIM 4 3 Setting the Node Address If the node address rotary switches are set to 00 then the value in module Parameter 3 Net Addr Cfg is used to configure the node address Step 1 Set the value of Parameter 3 Net Addr Cfg to a unique node address See Figure 4 2 P5 RECOMM H485 Default 1 Parameter Net Addr Cfg 25 0 lt gt 247 Figure 4 2 Module Node Address Screen on an LCD OIM Step 2 Reset the module Refer to Section 4 10 for this procedure The actual node address is displayed in Parameter 4 Net Addr Act 4 2 Configuring the Module 4 4 Setting the Network Data Rate Step 1 Set the value of Parameter 5 Net Rate Cfg to the data rate at which your network is operating See Table 4 B for the baud rate selections for each network type See Figure 4 3 for the module data rate screen on the LCD OIM Table 4 B Data Rate Selections Network Siemens Building Technologies P1 FLN 4800 9600 Metasys N2 9600 Modbus RTU P5 RECOMM H485 Parameter Net Rate Cfg 1 9600 Baud 4800 9600 19200 38400 4800 9600 Default 19200 38400 Figure 4 3 Module Data Rate Screen on an LCD OIM Step 2 Reset the module Refer to Section 4 10 for t
73. his procedure The actual network data rate is displayed in Parameter 6 Net Rate Act Configuring the Module 4 3 4 5 Setting the Network Parity Step 1 Set the value of Parameter 7 Net Parity Cfg to the parity at which the network is operating See Table 4 C for the parity selections for each network type See Figure 4 4 for the network parity data screen on the LCD OIM Table 4 C Parity Selections Network Siemens Building Technologies P1 FLN None Metasys N2 None Modbus RTU None even odd P5 RECOMM H485 Value Parity None Default Parameter Net Parity Cfg None Figure 4 4 Network Parity Data Screen on an LCD OIM Step 2 Reset the module Refer to Section 4 10 for this procedure The actual network parity is displayed in Parameter 8 Net Parity Act 4 4 Configuring the Module 4 6 Setting Stop Bits Modbus RTU only Parameter 30 Stop Bits Cfg enables you to set 1 or 2 stop bits for the Modbus RTU network protocol When the module rotary switch is set to N2 or P1 the Stop Bits Cfg value is ignored and does not transfer to read only Parameter 9 Stop Bits Act on power up or reset N2 and P1 are fixed at 1 stop bit Step 1 Set the value of Parameter 30 Stop Bits Cfg P5 RECOMM H485 Value Type of Stop Bit 0 bit Default Parameter 1 D bits Stop Bits Cfg 1 bit Figure 4 5 Stop Bits Screen on
74. isrupted By default this parameter faults the drive You can set this parameter so that the drive continues to run Take precautions to ensure that the setting of this parameter does not create a risk of injury or equipment damage When commissioning the drive verify that your system responds correctly to various situations for example a disconnected cable B 6 Appendix 16 17 DPI I O Cfg Range See Figure B 1 Default xxx0 0001 Type Read Write Reset Required Yes Configures the I O that is transferred through the module 1 Enabled 0 Disabled x Not Used Figure B 1 DPI I O Config 16 DPI I O Active Range See Figure B 2 Default xxx0 0001 Type Read Only Reset Required N A Displays the I O that the module is actively transmitting The value of this parameter will usually be equal to the value of DPI I O Config 16 1 Enabled 0 Disabled x Not Used Figure B 2 DPI I O Active 17 Appendix B 7 18 Fit Cfg Logic Range 0000 0000 0000 0000 to 1111 1111 1111 1111 Default 0000 0000 0000 0000 Type Read Write Reset Required No Sets the Logic Command data that is sent to the drive writes to drive parameter P89 if module Parameter 15 Comm FIt Action is set to Send Fit Cfg and the module times out The bit definitions depend on the product to which the module is connected 19 Fit Cfg Ref Ran
75. ith 0 as a seed value The Siemens Building Technologies P1 FLN protocol uses this checksum RLC is Run Length Checksum The Metasys N2 protocol uses this checksum CRC16 1 is Cyclic Redundancy Check with 1 as a seed value The Modbus RTU protocol uses this checksum Configuring the Module 4 11 Table 4 F Module Configuration Status Parameters Continued Number Description 12 Ref Fdbk Size Displays the size of the Reference Feedback It is set in the drive and the module automatically uses the correct size 0 16 bits 1 32 bits 13 Datalink Size Displays the size of the Datalinks It is set in the drive and the module automatically uses the correct size 0 16 bits 1 32 bits 17 DPI I O Active Displays I O the module is configured to transmit The value of this parameter will usually be equal to the value of Parameter 16 DPI I O Config Bit Definitions 0 Cmd Ref 1 Datalink A 2 Datalink B 3 Datalink C 4 Datalink D 4 12 Configuring the Module 5 1 Using Basic Data Transfers Modbus RTU Data transfers are used to transfer the data that controls the drive and sets its Reference I O can also be used to transfer data to and from Datalinks in VTAC 9 drives This chapter provides information about using basic data transfers to control a VTAC 9 drive when the Modbus RTU network protocol is selected For information about using advanced data transfers see C
76. ks with this module Module Features The RS485 HVAC Communications Options module features the following Three network protocols that are selected using a switch on the module e Modbus RTU e Metasys N2 Siemens Building Technologies P1 FLN e Switches that enable you to set a node address before applying power to the drive Alternatively you can use a parameter to configure the node address Status indicators that report the status of the drive communications module and network They are visible both when the cover is opened and when it is closed e 1 0 including Logic Command Reference and up to four pairs of Datalinks that may be configured for your application using a parameter User defined fault actions that determine how the module and drive respond to communication disruptions on the network e Read write access to parameters You can configure and monitor parameter values over the network Introduction 1 1 1 2 1 3 Related Documentation Refer to the following related publications as necessary for more information All of the publications are available from http www theautomationbookstore com or http www vtacdrives com e VT 1000 VTAC 9 AC Drive User Manual D2 3488 VS Utilities Getting Results Manual Online help installed with the software Getting Assistance from Rockwell Automation If you have any questions or problems with the products described in this instru
77. l Rate LOGIC CMD HI Bits bits 0 1 01 00 0 0 NoCommand 0 1 Accel Rate 1 Command 1 0 Accel Rate 2 Command 1 1 Hold Accel Rate Command 90 LOGIC CMD HI 10 and 11 Decel Rate LOGIC CMD HI Bits bits 3 2 03 02 0 0 NoCommand 0 1 Decel Rate 1 Command 1 0 Decel Rate 2 Command 1 1 Hold Accel Rate Command 90 LOGIC CMD HI 12 13 and 14 Reference Select LOGIC CMD HI Bits bits 6 5 4 06 05 04 0 0 0 NoCommand 0 0 1 Ref 1 Ref A Select 0 1 0 Ref 2 Ref B Select 0 1 1 Ref 3 Preset 3 1 0 0 Ref 4 Preset 4 1 0 1 Ref 5 Preset 5 1 1 0 Ref 6 Preset 6 1 1 1 Ref 7 Preset 7 90 LOGIC CMD HI 15 MOP Decrement 0 Not Decrement bit 7 1 Decrement 1 For the Product Logic Command Bit 0 the 0 Not Stop condition must first be present before a Product Logic Command Bit 1 1 Start condition will start the drive To perform this command the value must change from O to 1 Setting CMD RUN STOP to STOP issues a momentary Stop command to the drive Logic Command Bit 0 is momentarily set to 1 STOP to initiate a Stop and then set to 0 Not Stop Using Basic Data Transfers Siemens Building Technologies P1 FLN Protocol 7 7 7 5 Point 25 Determining Drive Status Using the Logic Status Word There are two ways to determine drive status The more common way uses points such as FWD REV MON point 21 and RUN STOP MON point 23 which represent individual bits in the Logic Statu
78. l ell lt gt ee k k ee OB a om I gt ee M oo oo CO CO COO 0 7 5 1 Reference and Feedback The Reference value point 92 and the Feedback value point 91 are both 16 bit values in the drive but will only use 15 bits due to the P1 FLN protocol limitation Remember that the Reference value is a scaled engineering value For example in VTAC 9 drives the Reference is scaled based on the value of Parameter 55 Maximum Freq but the commanded maximum speed can never exceed the value of Parameter 82 Maximum Speed Table 7 F shows example References and their results on a VTAC 9 drive that has its Using Basic Data Transfers Siemens Building Technologies P1 FLN Protocol 7 9 7 6 7 6 1 Parameters 55 Maximum Freq set to 130 Hz and 82 Maximum Speed set to 60 Hz Table 7 F Example Speed Reference and Feedback for a VTAC 9 Drive Reference Scale Feedback Percent Output Speed Value 1 The drive runs at 60 Hz instead of 130 Hz because Parameter 82 Maximum Speed sets 60 Hz as the maximum speed 2 The Feedback value is also scaled based on the value of Parameter 55 Maximum Freq For example 60 130 0 46 so 32767 x 0 46 15123 FREQ OUTPUT point 03 PCT OUTPUT point 04 and SPEED point 05 can be used to report the Feedback in values such as Hz percent of maximum speed and RPM respectively Other Functions The functions described in the following sections must be
79. le 7 C For example to start a VTAC 9 drive you set RUN ENABLE point 26 to ENABLE 1 You can then set CMD RUN STOP point 24 to RUN 1 To stop the drive you can set either point 26 or point 24 back to STOP 0 ATTENTION lf the drive is running from the network LevelSense Start Parameter 168 is enabled and a fault occurs the drive coasts to rest and generates a fault In this case resetting and clearing the fault immediately restarts the drive without any change to the start or stop input bit states The user must ensure that automatic start up of the driven equipment will not cause injury to operating personnel or damage to the driven equipment In addition the user is responsible for providing suitable audible or visual alarms or other devices to indicate that this function is enabled and the drive may start at any moment Failure to observe this precaution could result in severe bodily injury or loss of life ATTENTION Disabling LevelSense Enable will alter the operation of the drive or for drives with the bypass option inhibit the drive from starting Do not disable LevelSense Enable Failure to observe this precaution could result in severe bodily injury or loss of life Table 7 C VTAC 9 Control Commands Points Descriptor Point Type Command Values 26 RUN ENABLE LDO 0 Stop 1 Enable 24 CMD RUN STOP LDO 0 Stop 1 Run 94 RESET FAULTS LDO 0 Normal 1 Reset fa
80. mentary mitigation measures may be required Appendix A 1 A 2 Appendix Module Parameters The following information is provided for each module parameter along with its description Parameter Number Unique number assigned to each parameter Parameter Name Unique name assigned to each parameter Range Predefined parameter limits or selections Default Factory default setting Type Read Only or Read Write Reset Required Module must be reset before parameter value is recognized The parameters in the module are numbered sequentially However depending on the configuration tool used they may have different numbers Appendix B 1 1 DPI Port Range 0Oto7 Default 5 Type Read Only Reset Required N A Displays the port to which the module is connected This will usually be port 5 2 DPI Data Rate Range 0 125 kbps 1 500 kbps Default 0 125 kbps Type Read Only Reset Required N A Displays the data rate used by the drive This data rate is set in the drive and the module detects it 3 Net Addr Cfg Range O to 247 Default 1 Type Read Write Reset Required Yes Configures the network node address if the rotary switches on the module are set to 00 4 Net Addr Act Range 0 to 247 Default 1 Type Read Only Reset Required N A Displays the network node address actually used by the module B 2 Appendix 5 Net Rate Cfg Range 0 4800 1 9600
81. mmed to write parameter data to Non Volatile Storage NVS frequently the NVS will quickly exceed its life cycle and cause the drive to malfunction Do not create a program that frequently uses configurable outputs to write parameter data to NVS Datalinks do not write to NVS and should be used for frequently changed parameters These outputs are written from the module each time the User OUT point is written from the network A value of zero in the Param field disables the writing of data for that specific point Refer to the drive user manual for the desired parameter number The configurable points may show any 16 bit parameter within the drive by configuring the Param point The Param for INx points are stored in the module s RAM and only need to be written to one time per power cycle Controller ak Param ADI ae w AO Figure 6 2 Configurable Objects Outputs Table 6 P Configurable Objects Outputs Network Point Network Point Type NPT Address NPA Description Default User OUT1 User defined Output 1 User OUT2 User defined Output 2 Param for OUT1 0 Not in use 1 to maximum of drive parameters Param for OUT2 0 Not in use 1 to maximum of drive parameters 6 12 Using Basic Data Transfers Metasys N2 Using Basic Data Transfers Siemens Building Technologies 7 1 P1 FLN Protocol This chapter provides information
82. nd stopped Default Stop The drive is stopped but not faulted Zero Data The drive is sent 0 for output data This does not command a stop Hold Last The drive continues in its present state disruption Send Fit Cfg The drive is sent the data that you set in the fault configuration parameters Fit Cfg Logic 18 through Fit Cfg D2 27 P5 RECOMM H485 Parameter 15 Comm Fit Action Fault Figure 4 8 Fault Action Screen on an LCD OIM Changes to these parameters take effect immediately A reset is not required 4 8 Configuring the Module 4 9 2 To Set the Fault Configuration Parameters If you set Parameter 15 Comm FIt Action to Send Fit Cfg the values in parameters shown in Table 4 E are sent to the drive after a communications fault occurs You must set these parameters to the values required by your application Module Parameter Table 4 E Fault Configuration Parameters Fit Cfg Logic Description A 16 bit value sent to the drive for Logic Command drive Parameter 89 Fit Cfg Ref Fit Cfg x1 In or Fit Cfg x2 In A 32 bit value 0 4294967295 sent to the drive as a Reference drive Parameter 90 or Datalink Important If the drive uses a 16 bit Reference or 16 bit Datalinks the most significant word of the value must be set to zero 0 or a fault will occur Changes to these parameters take effect immediately A reset is not
83. ne or more Param for INx points in the controller to the parameter number s that you want to read You can set up to eight Param for INx points Refer to Table 5 H Step 2 Send a message with a Write Single Register code 06 or Write Multiple Register code 16 function You need to send the Param for INx point s to the module only one time per power cycle because when the module receives the Param for INx point s it stores them in its RAM The module then continuously reads the values for the drive parameters specified in the Param for INx points Step 3 Send a message with a Read Input Register code 04 function The module reads the drive parameter s that have been configured in the Param for IN point s and returns their values in the User INx point s It can return up to eight User INx points Refer to Table 5 H You can perform Read Input Registers continuously if desired 5 8 Using Basic Data Transfers Modbus RTU Write Single Register code 06 Controll i or Modul Onora C Write Multiple Register code 16 ve 2 Param we my al Drive Read Input Registers code 04 Request Response Data aa ey Figure 5 1 Configurable Input Point Operations Table 5 H Modbus Configurable Objects Inputs Modbus User Address Data Direction Description Values Default oO Register Input User depends on parameter selected Register Input User depends on parameter selected
84. nected to a single drive multiple modules must not try to use the same Datalink e Parameter settings in the drive determine the data passed through the Datalink mechanism Refer to the documentation for your drive When you use a Datalink to change a value the value is not written to the Non Volatile Storage NVS The value is stored in volatile memory and lost when the drive loses power Use Datalinks when you need to change the value of a parameter frequently Advanced Data Transfers All Protocols 8 1 8 1 2 32 Bit Parameters Using 16 Bit Datalinks To read and or write a 32 bit parameter using 16 bit Datalinks typically both Datalinks of a pair are set to the same 32 bit parameter For example to read Elapsed MWH VTAC 9 drive parameter 9 both Datalink A1 and A2 are set to 9 Datalink A1 will contain the least significant word LSW and Datalink A2 the most significant word MSW In this example the parameter 9 value of 5 8 MWh is read as a 58 in Datalink A1 Datalink Most Least Significant Word Data decimal Al LSW 9 58 A2 MSW 9 0 Regardless of the Datalink combination x1 will always contain the LSW and x2 will always contain the MSW In the following examples Power Up Marker VTAC 9 drive parameter 242 contains a value of 88 4541 hours Datalink Most Least Significant Word Drive Parameter Data decimal A1 LSW 242 32573 A2 Not Used 0 0 Datalink Most Least Significa
85. nected together via RECBL xxx cables Unpredictable behavior due to timing and other internal procedures can result if two or more devices are connected in this manner Failure to observe this precaution could result bodily injury and or damage to equipment ATTENTION When a system is configured for the first time there may be unintended or incorrect machine motion Disconnect the motor from the machine or process during initial system testing Failure to observe this precaution could result in bodily injury and or damage to equipment Metasys is a trademark of Johnson Controls Inc Modbus is a trademark of Schneider Automation P1 FLN is a trademark of Siemens Building Technologies Windows Windows NT and Microsoft are trademarks of Microsoft Corporation VTAC 9 DPI and VS Utilities are trademarks of Rockwell Automation Copyright 2004 Rockwell Automation All rights reserved The information below summarizes the changes made to this manual since its last release January 2003 Description of Changes Added network protocol VTAC 9 drive compatibility chart Reversed TxRxD polarity at Terminals A and B in Figure 3 3 table and corrected recommended Belden cable from 3105A to 3106A Added Setting Stop Bits Modbus RTU only section Added Direct Access method to read write drive parameter values at start of Using Modbus Configurable Objects to Access Parameters section Adde
86. nfigurable Objects INDUtS 0 00 ec eeeeeeeeeeeeeeeeeeteeeereeees 6 11 Example of Configurable Objects Inputs eeeeeee 6 11 Configurable Objects Outputs 0 0 0 eee eeeeeeeeeeeeeteeeeeeeeaes 6 12 Contents vii Table 7 A Table 7 B Table 7 C Table 7 D Table 7 E Table 7 F Table 8 A Table 8 B Table 8 C Table 8 D Table 8 E Table 8 F Table 8 G Table 8 H Table 8 1 Table 8 J Table 8 K Table 8 L Table 8 M Table 8 N Table 9 A Table 9 B Table 9 C Table 9 D Table 9 E Table 9 F Point Typos niana at ainda ieee ae ee 7 2 Siemens Building Technologies P1 Point List 7 3 VTAC 9 Control Commands Points eeeeeeseeeeeeeteeeee 7 5 Logic VTAC 9 Control Commands Command Word 7 6 Logic Status Read Only eceeeeeseeseeeeeeeeeeeeteeeeneeeneetaee 7 8 Example Speed Reference and Feedback fora VIAG O Drive xsi 2s otic e i evtest wie hee 7 10 Modbus DPI Datalinks Out A1 A2 ccccccccceeeeeeeeeeeeeeees 8 3 Modbus DPI Datalinks Out B1 B2 cc ccccceceeeseeeeeeeees 8 3 Modbus DPI Datalinks Out C1 C2 oo ecceccceeeeeeeereee 8 4 Modbus DPI Datalinks Out D1 D2 eeeeeeeeeeee 8 4 Modbus DPI Datalinks In A1 A2 cc eeeessssseseseeeeeeees 8 4 Modbus DPI Datalinks In A1 A2 eeeessseseseeeeeeeees 8 5 Modbus DPI Datalinks In C1 C2 ccccccceceeseseseseseeee
87. nt 39 and PARAM OUT point 38 are points that enable write access to any parameter in the drive However due to the 15 bit limitation only 16 bit drive parameters should be accessed For example for a VTAC 9 drive writing the value of 140 in PARAM OUT writing drive Parameter 140 and the value of 200 in USER OUT would set drive parameter Accel Time 1 140 to 20 0 seconds Changing Drive Direction Drive direction can be changed using the two methods described in Section 7 3 The easiest way is to use the CMD FWD REV point 22 sub point LOGIC CMD LO point 89 and LOGIC CMD HI point 90 points can also be used for changing the direction of the drive ATTENTION Changing drive direction while the controlled equipment is moving may damage HVAC equipment Only qualified electrical personnel familiar with the construction and operation of this equipment and the hazards involved should start and adjustit Failure to observe this precaution could result in damage to or destruction of the equipment Reading and Resetting Faults The points OK FAULT point 93 and RESET FAULT point 94 are used for monitoring fault conditions and to clear them LOGIC CMD LO LOGIC CMD HI and LOGIC STS LO LOGIC STS HI can also be used Setting the Module s Control Address CTLR ADDRESS point 1 holds the control address of the module The default value for this point is 99 The rotary switches on the module configure what cont
88. nt Word Drive Parameter Data decimal A1 Not Used 0 0 A2 MSW 242 13 Datalink Most Least Significant Word Drive Parameter Data decimal A2 MSW 242 13 B1 LSW 242 32573 32 bit data is stored in binary as follows MSW 231 through 2 6 LSW 215 through 2 Example Power Up Marker drive parameter 242 88 4541 hours MSW 13decimal 1101 binary 2 8 2 8 2 9 851968 LSW 32573 851968 32573 884541 8 2 Advanced Data Transfers All Protocols 8 1 3 8 2 8 2 1 Modbus Address 8x0012 Configuring Datalinks Configuring Datalinks from the drive side is a two step process Step 1 Program drive parameters 300 Data In A1 to 317 Data Out D2 to point to the parameters to be accessed For example to read drive parameter 1 Output Freq set parameter 310 Data Out A1 to 1 Step 2 Enable the desired Datalinks in module Parameter 16 DPI I O Config This tells the module to transfer Datalink data to and from the drive For example to enable Datalink A1 set bit 1 to 1 Note that a module reset is required for this change to take effect use module Parameter 14 Reset Module or cycle power Modbus DPI Datalinks This section presents information about using Datalinks with Modbus networks See Section 8 3 for information on using Datalinks for Metasys networks or Section 8 4 for Siemens P1 FLN networks Modbus DPI Datalinks Out A D
89. o and from the controller Datalinks allow specified parameter value s to be accessed or changed without using Explicit Messages When enabled each Datalink consumes either four bytes or eight bytes in both the input and output image table of the controller The drive determines the size of Datalinks DPI A peripheral communication interface used by various Rockwell Automation drives and power products DPI peripheral A device that provides an interface between DPI and a network or user Peripheral devices are also referred to as modules and adapters The VTAC 9 OIM is an example of a DPI peripheral DPI product A device that uses the DPI communications interface to communicate with one or more peripheral devices For example a motor drive such as a VTAC 9 drive is a DPI product In this manual a DPI product is also referred to as product or host Explicit Messaging Explicit Messages are used to configure monitor and diagnose devices over the network fault action Determines how the module and connected product act when a communications fault occurs for example a cable is disconnected Glossary G 1 fault configuration When communications are disrupted for example a cable is disconnected the module and drive can respond with a user defined fault configuration The user sets the data that is sent to the drive in the fault configuration parameters 18 Fit Cfg Logic through 27 FIt Cfg D2
90. odule is ready to send and receive I O The following chapters contain information on basic data transfers specific to each protocol type Modbus RTU see Chapter 5 e Metasys N2 see Chapter 6 e Siemens Building Technologies P1 FLN see Chapter 7 For information on using advanced data transfers Datalinks for all protocols refer to Chapter 8 4 6 Configuring the Module 4 8 Setting a Network Timeout The network timeout sets an interval within which the module must communicate with its master If this time is exceeded the module determines a loss of network communications has occurred and responds with the action specified in Parameter 15 Comm Fit Action By default the timeout is set to ten 10 seconds You can increase or decrease this value Alternatively you can set the value to zero 0 so that the module does not detect communication losses ATTENTION Network Timeout Parameter 11 lets you determine how long it will take your module to detect network communication losses By default this parameter sets the timeout to ten 10 seconds You can set it so that the duration is shorter longer or disabled Take precautions to ensure that the setting does not create a risk of injury or equipment damage When commissioning the drive verify that your system responds correctly to various situations for example a disconnected cable Failure to observe this precaution could result in bodily injury or damage to
91. orrectly connect the RS485 cable to the connector Apply power to the drive Set the baud rate and or parity to match the controller Set the correct network protocol Flashing Red A network connection has timed out Set the timeout in Parameter 11 Network Timeout Place the scanner in RUN mode Verify that there is not too much traffic on the network The device has detected an error that has made it incapable of communication on the network Select the correct network protocol Select correct data rate Verify node address is correct Cycle power to apply changes Flashing Green Online to network but not producing or consuming I O information If Parameter 11 Network Timeout has not been set to zero 0 this indicates that the module has not received any messages for an interval but it has not yet timed out The LED will turn solid green when communication resumes Place the scanner in RUN mode Program the scanner to send messages to this specific module within the specified timeout Configure the module for the program in the controller or the I O from the peer device The module is properly connected and communicating on the network No action required 9 4 Troubleshooting the Module and Network 9 1 4 NET B Status Indicator The NET B status indicator is the bottom LED on the drive Refer to Figure 9 1 Table 9 D NET B Status Indicator State
92. rameters 55 Maximum Freq set to 70 Hz and 82 Maximum Speed set to 60 Hz and module Parameter 29 N2 Ref Scale is set to 32 767 Table 6 M Example Speed Reference and Feedback for a VTAC 9 Drive Reference Feedback 2 Speed Percent The actual value transmitted over the network is an engineering unit where 100 equals sending the value in module Parameter 29 N2 Ref Scale and 0 equals sending a zero The Feedback percent value is also scaled based on the value of the module Parameter 29 N2 Ref Scale The drive runs at 60 Hz instead of 70 Hz because Parameter 82 Maximum Speed sets 60 Hz as the maximum speed Metasys Configurable Objects Configurable objects are inputs and outputs that let you read and write parameter values These objects handle only 16 bit parameter values Reading Parameter Values The configurable points may show any 16 bit parameter in the drive by configuring the Param point The Param for INx points are stored in RAM in the module and need to be written to only one time per power cycle The module reads the value of the drive parameter configured in the Param point and shows the result in the User INx point The module reads the parameter values from the drive continuously one at a time when Param is set to a non zero value See Figure 6 1 and Table 6 N 6 10 Using Basic Data Transfers Metasys N2 Controller Param for ie Request ADI
93. requently changed parameters With a configurable output point you can write a new value for any 16 bit parameter in the drive The sequence for writing parameter values is Step 1 Step 2 Step 3 Step 4 Set one or more Param for OUTx points in the controller to the parameter number s to which you want to write A value of zero in the Param field disables the writing of data for that specific point Refer to the VTAC 9 drive user manual for the desired parameter number s You can set up to three Param for OUTx points at a time Refer to Table 5 1 Send a message with a Write Single Register code 06 or Write Multiple Register code 16 function You need to send the Param for OUTx point s to the module only one time per power cycle because when the module receives the Para for OUTx point s it stores them in its RAM Set the values that you want to write to the parameters in the User OUTx points You can set up to three User OUTx points at a time Refer to Table 5 1 Send a message with a Write Single Register code 06 or Write Multiple Register code 16 function Each time that the module receives the values in the User OUTx points it writes them to the drive parameters Controller Module and Param ae Drive Write Single Register code 06 or V ser Wit Multiple Register code eal o Figure 5 2 Configurable Output Point Operations 5 10 Using Basic D
94. rol address is used by the module Using Basic Data Transfers Siemens Building Technologies P1 FLN Protocol 7 11 When the rotary switches are set to 00 the module obtains the control address from the network module Parameter 3 Net Addr Cfg The current control address is shown in module Parameter 4 Net Addr Act These module parameters can be accessed via the LCD OIM on the drive or by using VS Utilities 7 12 Using Basic Data Transfers Siemens Building Technologies P1 FLN Protocol 8 1 8 1 1 Advanced Data Transfers All Protocols This chapter provides information and examples showing how to use Datalinks Using Datalinks A Datalink is a mechanism used by VTAC 9 drives to transfer data to and from the network They allow parameter values to be changed without using an Explicit Message Applications using PI FLN loops in the drive or over the network require the use of Datalinks Most other applications do not require this function When enabled each Datalink occupies two 16 or 32 bit words in both the input and output image The size of Datalinks 16 bit words or 32 bit words is determined by the drive and displayed in module Parameter 13 Datalink Size Datalinks are set in VTAC 9 drive parameters 300 317 Rules for Using Datalinks Note the following regarding the use of Datalinks Each set of Datalink parameters in a VTAC 9 drive can be used by only one module If more than one module is con
95. s indicator should be solid green Refer to Chapter 9 Troubleshooting the Module and Network for more information 3 6 Installing the Module 4 1 Configuring the Module Chapter 4 provides instructions and information for setting the parameters in the module For a list of parameters refer to Appendix B Module Parameters For definitions of terms used in this chapter refer to the Glossary Configuration Tools The module stores parameters and other information in its own non volatile memory Therefore you must access the module to view and edit its parameters Table 4 A lists the tools that can be used to access the module parameters Table 4 A Configuration Tools VS Utilities Software VS Utilities online help LCD OIM Section 4 2 Configuring the Module 4 1 4 2 Using the LCD OIM Use the procedure in Figure 4 1 to access the parameters on the module using the LCD OIM If you are unfamiliar with the operation of the LCD OIM refer to VTAC 9 AC Drive User Manual VT 1000 for more information gt gt Stopped Auto gt gt Stopped gt gt Stopped P0 VTAC 9 PO VTAC 9 P5 RECOMM H485 Main Menu Device Port VTAC 9 RECOMM H485 EGE ed gt gt l Main Menu Device Select Parameters Monitor Lang Use P 4 to highlight Use a Y to select Edit t
96. s word For example to view if a VTAC 9 drive is running you can read RUN STOP MON point 23 to see if it is RUN or STOP To view its direction you can read FWD REV MON point 21 to see if it is FWD or REV The second way uses LOGIC STS LO point 95 and LOGIC STS HI point 96 The LOGIC STS LO and LOGIC STS HI are both 8 bit points that the module can use to report its 16 bit status word Important Since LOGIC STS LO gets updated only when LOGIC STS HI is read you must read LOGIC STS HI prior to reading LOGIC STS LO to maintain data integrity of the status word For example to view if a VTAC 9 drive is running you can read LOGIC STS HI and LOGIC STS LO and determine if bit 1 is 0 Not Running or 1 Running To view its direction you can read LOGIC STS LO and LOGIC STS HI and determine if bit 3 is 0 Reverse or 1 Forward Table 7 D shows the status you can view on VTAC 9 drives and the points that you can use to view them Table 7 E Logic Status Read Only Logic Status Point Name Bit Description Value READY 0 Ready 0 Not Ready 95 LOGIC STS LO 1 Ready bit 0 23 RUN STOP MON Running 0 Not Running 95 LOGIC STS LO 1 Running bit 1 95 LOGIC STSLO 2 Command 0 Reverse bit 2 Direction 1 Forward 21 FWD REV MON 3 Rotating 0 Reverse 95 LOGIC STS LO Direction 1 Forward bit 3 95 LOGIC STSLO 4 Accel 0
97. ss to address 4x0027 initiates an update of the Datalink C1 field in the DPI I O image 2 Awrite access to address 4x0029 initiates an update of the Datalink C2 field in the DPI I O image Table 8 H Modbus DPI Datalinks In D1 D2 Modbus Parameter Address 4x0030 Data Direction Register Output Description Datalink D1 In 16 Bit Datalink Not used 32 Bit Datalink LSW of 32 bit 4x0031 Register Output Datalink D1 In 16 bit value MSW of 32 bit 4x0032 Register Output Datalink D2 In Not used LSW of 32 bit 4x0033 2 Register Output Datalink D2 In 16 bit value MSW of 32 bit 1 Awrite access to address 4x0031 initiates an update of the Datalink D1 field in the DPI I O image 2 Awrite access to address 4x0033 initiates an update of the Datalink D2 field in the DPI I O image Advanced Data Transfers All Protocols 8 5 8 3 Metasys DPI Datalinks This section presents information about using Datalinks with Metasys networks See Section 8 2 for information on using Datalinks for Modbus networks or Section 8 4 for Siemens P1 FLN networks 8 3 1 Metasys DPI Datalinks Out A amp B No Datalinks C amp D Table 8 1 Metasys DPI Datalinks Out A1 A2 Point Object Parameter 16 Bit 32 Bit nee Description Datalink Datalink Datalink A1 Out 16 bit value Limited to 16 777 215 to 16 777 215 Datalink A2 Out 16 bit value Limited to 16 777 215 to 16 777 2
98. t Logic Command Word 91 LAI FEEDBACK 0 Feedback value bits 0 14 absolute value 92 LAO REFERENCE 0 Reference value bits 0 14 93 LDI OK FAULT 0 OK Shows if the drive is faulted or not 94 LDO RESET FAULT 0 NORMAL Resets the fault condition in the drive Special point Will return to NORMAL 0 automatically 95 LAI LOGIC STS LO 0 Lower 8 bits of Product Logic Status Word 96 LAI LOGIC STS HI 0 Higher 8 bits of Product Logic Status Word 99 LAO ERROR STATUS 0 Not used by this application 1 Points not listed are not used in this application Point numbers that appear in braces may be unbundled 2 Fora description of point types refer to Table 7 A Note that the outputs and inputs are from the network perspective not the drive perspective For example an LAO is an output from the controller on the network but it is an input to the drive 7 4 Using Basic Data Transfers Siemens Building Technologies P1 FLN Protocol 7 3 Controlling the Drive Using Points LDO ATTENTION Select and use either the point type Digital LDI LDO or the word type Analog LAI LAO as a control method but not both Conflicts caused from using both methods can result in dangerous operation Failure to observe this precaution could cause severe bodily injury or loss of life You can control the drive using points such as CMD RUN STOP point 24 and RUN ENABLE point 26 Refer to Tab
99. t shipped with the RS485 HVAC Communications Options module When you unpack the module verify that the package includes all of these items Table 2 A Equipment Shipped with the RS485 HVAC Module Item Description RS485 HVAC Communications Options module 2 54 cm 1 in and 15 24 cm 6 in Internal Interface cables Only one cable is needed to connect the module to the drive Grounding wrist strap RS485 HVAC Communications Options Module User Manual VT 1001 Table 2 B lists user supplied equipment also required to install and configure the module Table 2 B Required User Supplied Equipment Item Description Small flathead screwdriver Network specific cable to connect the module to the network See the network specific documentation for cable recommendations and requirements Configuration tool such as LCD OIM VS Utilities Network specific configuration software 2 2 Getting Started 2 3 Installation Checklist This section is designed to help experienced users start using the RS485 HVAC Communications Options module If you are unsure how to complete a step refer to the referenced chapter Action Refer to Review the safety precautions for the module Throughout this manual Verify that the drive is properly installed VTAC 9 AC Drive User Manual Commission the module Select the network protocol using the Network Selector s
100. talink C1 Out 16 Bit Datalink Not used 32 Bit Datalink LSW of 32 bit Register Input Datalink C1 Out 16 bit value MSW of 32 bit Register Input Datalink C2 Out Not used LSW of 32 bit Register Input Datalink C2 Out 16 bit value MSW of 32 bit 1 A read access to address 3x0021 initiates a refresh of Datalink C1 value before reading 2 A read access to address 3x0023 initiates a refresh of Datalink C2 value before reading Table 8 D Modbus DPI Datalinks Out D1 D2 Modbus Address Data Direction Register Input Parameter Description Datalink D1 Out 16 Bit Datalink Not used 32 Bit Datalink LSW of 32 bit Register Input Datalink D1 Out 16 bit value MSW of 32 bit Register Input Datalink D2 Out Not used LSW of 32 bit Register Input Datalink D2 Out 16 bit value MSW of 32 bit 1 A read access to address 3x0025 initiates a refresh of Datalink D1 value before reading 2 Aread access to address 3x0027 initiates a refresh of Datalink D2 value before reading 8 2 2 Modbus DPI Datalinks In A D Modbus Address Table 8 E Modbus DPI Datalinks In A1 A2 Data Direction Register Output Parameter Description Datalink A1 In 16 Bit Datalink Not used 32 Bit Datalink LSW of 32 bit Register Output Datalink A1 In 16 bit value MSW of 32 bit Register Output Datalink A2 In Not used
101. this module If the module has not enabled the Datalink this Datalink B1 In parameter should have a value of zero See Chapter 8 Advanced Data Datalink B2 In Transfers for more information about Datalinks Datalink C1 In Datalink C2 In Datalink D1 In Datalink D2 In Troubleshooting the Module and Network 9 5 Table 9 E Diagnostic Items Accessed Using VS Utilities Continued Datalink A1 Out Datalink A2 Out Datalink B1 Out Datalink B2 Out Datalink C1 Out Datalink C2 Out Datalink D1 Out Datalink D2 Out Description The current value of the respective Datalink Out being received from the drive by this module See Chapter 8 Advanced Data Transfers for more information about Datalinks Field Flash Cntr The number of times this device has been flash updated DPI Rx Errors The current value of the DPI CAN Receive error counter register DPI Tx Errors The maximum value of the DPI CAN Transmit error counter register Net Packet Sent The number of packets sent by the module Net Packet Revd The number of OK packets received by the module Net Bad Packet The number of BAD packets received by the module User IN 1 The current value of configurable point User IN 1 RTU N2 P1 FLN User IN 2 The current value of configurable point User IN 2 RTU N2 User IN 3 The current value of configurable point User IN 3 RTU N2 User IN 4 The current
102. ults 22 CMD FWD REV LDO 0 Forward 1 Reverse Using Basic Data Transfers Siemens Building Technologies P1 FLN Protocol 7 5 7 4 Controlling the Drive Using the Logic Command Word LAI ATTENTION Select and use either the point type Digital LDI LDO or the word type Analog LAI LAO as a control method but not both Conflicts caused from using both methods can result in dangerous operation Failure to observe this precaution could cause severe bodily injury or loss of life ATTENTION LOGIC CMD LO 89 must be written prior to LOGIC CMD HI 90 to maintain data integrity of the command word Failure to observe this precaution could result in bodily injury and or damage to equipment You can control the drive using points such as LOGIC CMD HI point 90 and LOGIC CMD LO point 89 The LOGIC CMD LO and LOGIC CMD HI points are both 8 bit points The module joins these two words together to make a 16 bit command word When using the LOGIC CMD LO and LOGIC CMD HI points the entire buffered command word is updated and transferred to the drive with the content of LOGIC CMD LO and LOGIC CMD HI points when LOGIC CMD HI is written To maintain data integrity of the command word LOGIC CMD LO point 89 must be written prior writing to LOGIC CMD HI point 90 For example for VTAC 9 drives the Logic Command stop bit is bit 0 and the start bit is bit 1 You can start the drive by setting a value of 2 to LOGIC CM
103. unipolar direction mode Refer to the documentation for your DPI product The drive runs at 60 Hz instead of 130 Hz or 65 Hz because Parameter 82 Maximum Speed sets 60 Hz as the maximum speed The Feedback value is also scaled based on the value of Parameter 55 Maximum Freq For example 60 130 0 46 so 32767 x 0 46 15123 Using Basic Data Transfers Modbus RTU 5 7 5 3 5 3 1 5 3 2 5 3 2 1 Accessing Drive Parameters There are two methods for accessing drive parameters the direct access method and the pointer method Direct Access Method You can use Function Code 03 to read and Function Codes 06 single and 16 multiple to write to directly access the drive parameters see Table 5 B This allows direct access of parameters in a single read or write as opposed to first having to write the Param for INx or Param for OUTx using the Pointer Access Method When a 41000 or higher Modbus address is used the module assumes the controller is accessing the drive s parameters directly The address is determined by Modbus Address 41000 Drive Parameter 1 For example Parameter 1 is accessed by Modbus Address 41000 Any attempts to access a parameter number that does not exist will return an error Pointer Access Method Reading Parameter Values With a configurable input point you can read any 16 bit parameter in the drive The sequence for reading parameter values is Step 1 Set o
104. value of configurable point User IN 4 RTU N2 User IN 5 The current value of configurable point User IN 5 RTU User IN 6 User IN 7 The current value of configurable point User IN 6 RTU The current value of configurable point User IN 7 RTU User IN 8 The current value of configurable point User IN 8 RTU User OUT 1 The current value of configurable point User OUT 1 RTU N2 P1 FLN User OUT 2 The current value of configurable point User OUT 2 RTU N2 User OUT 3 The current value of configurable point User OUT 3 RTU Switch 1 The current value of Rotary Switch 1 Protocol Select which can be 1 RTU 0 N2 or 9 P1 Switch 2 The current value of Rotary Switch 2 Node Address ones digit Switch 3 The current value of Rotary Switch 3 Node Address tens digit 9 6 Troubleshooting the Module and Network 9 3 Viewing and Clearing Events The module maintains an event queue that reports the history of its actions You can view the event queue using an LCD OIM or VS Utilities software To View and Clear Events Using an LCD OIM Use the procedure shown in Figure 9 2 to access the event queue using the LCD OIM Note that you must have the RECOMM H485 module as the selected device to access the event queue stopped ato a P5 RECOMM H485 Main Menu ET Diagnostics Wontor tan
105. wire network using Belden 3106A cable or equivalent is recommended for Modbus RTU applications and shown in Figure 3 3 above A 2 wire network using Belden 3105A cable or equivalent COM terminal is not connected can also be used for most applications However a 3 wire network is more robust in noisy environments For Metasys N2 or Siemens P1 FLN applications refer to published guidelines from Johnson Controls or Siemens Building Technologies respectively Installing the Module 3 3 3 4 Connecting the Module to the Drive Step 1 Step 2 Step 3 Step 4 Step 5 Remove power from the drive and network Use static control precautions Remove the drive cover Connect the Internal Interface cable to the DPI port on the drive and then to the DPI connector on the module See Figure 3 4 For 1 20 HP 460 V and 1 10 HP 208 V VTAC 9 drives Fold the Internal Interface cable behind the module and mount the module on the drive using the four captive screws to secure and ground it to the drive See Figure 3 5 For 25 150 HP VTAC 9 drives Mount the module in the drive using the four captive screws to secure and ground it to the drive Important All screws must be tightened because the module is grounded through a screw The recommended tightening torque is 0 9 N m 8 in Ib 3 4 Installing the Module l SS EES S Za EEN E EEN EE o q U 000000000000 0990000000
106. witch on the module Set a unique node address using the Node Address switches on the module or configure the node address later using a parameter in the module Chapter 3 Installing the Module Install the module Verify that the drive and the network are not powered Then connect the module to the network and the module to the drive Use the captive screws to secure and ground the module to the drive Chapter 3 Installing the Module Apply power to the module Verify that the module and network are installed correctly and then apply power to them The module receives power from the drive The topmost status indicator should be solid green Refer to Chapter 9 for a description of the other LEDs Chapter 3 Installing the Module Configure the module for your application Set the parameters for the following features as required by your application e Node address data rate and parity 1 0 configuration e Fault actions Chapter 4 Configuring the Module Set up the master device to communicate with the module Use a network tool to configure the master device on the network Instruction manual for your network tool Getting Started 2 3 2 4 Getting Started 3 1 3 2 Installing the Module Chapter 3 provides instructions for installing the RS485 HVAC Communications Options module in a VTAC 9 drive Preparing for an Installation Before installing the
107. y time Table 4 F Module Configuration Status Parameters Description DPI Port Displays the port on the drive to which the module is connected Usually it is port 5 DPI Data Rate Displays the data rate used by the drive It will be either 125 kbps or 500 kbps It is set in the drive and the module detects it Net Addr Act Displays the node address used by the module Net Rate Act Displays the data rate used by the module Note that only valid values for the specified network are displayed 0 4800 2 19200 1 9600 3 38400 Net Parity Act Displays the actual network parity used by the module Note that only valid values for the specified network are displayed 0 None 1 Odd 2 Even Stop Bits Act Displays the number of stop bits used by the selected protocol 0 1 bit 1 2 bits This value is network dependent Modbus RTU Protocol The number of stop bits used depends on the value set by Parameter 30 Stop Bits Cfg If the value is 0 the module uses 1 stop bit otherwise it uses 2 stop bits Metasys N2 Protocol Uses only 1 bit so the module shows only this value Siemens Building Technologies P1 FLN Protocol Uses only 1 bit so the module shows only this value Net Chksum Displays the type of checksum used by the selected protocol Type 0 CRC16 0 1 RLC 2 CRC16 1 This value is network dependent e CRC16 0 is Cyclic Redundancy Check w

User Manual - VTAC Drives from Rockwell Automation

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