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M-7084 User Manual

1. A EROS A EA OA M 7084 User Manual Rev A1 0 7PH 013 A10 125 New DIN rail models are available that can easily be connected to the earth ground Each 1s made of stainless steel which is stronger than those made of aluminum There is a screw at one end and a ring terminal is included as shown in the figure below Refer to Section 1 11 1 for more information about the new DIN rail models 126 M 7084 User Manual Rev A1 0 7PH 013 A10 A 4 Node Information Area Each 17000 and M 7000 module has a built in EEPROM to store configuration information such as module address type code Baud Rate etc One minor drawback is that there are no visual indications of the configuration of the module New 1 7000 and M 7000 modules include node information areas that are protected by a cover as shown below and can be used to make a written record of the node information such as module address Baud Rate etc To access the node information areas first slide the covers outward as shown in the figure below M 7084 User Manual Rev A1 0 7PH 013 A10 127 A 5 Reset Status The reset status of a module is set when the module is powered on or when the module is reset by the module watchdog It is cleared after the responding of the first AA5 command This can be used to check whether the module had been reset
2. Delimiter character AA Address of the module to be set 00 to FF 0 Command to read the low pass filter time of a channel N Specifies the channel to be read 0 7 Data Low pass filter time is micro seconds consisting of 5 decimal digits in the range 00001 32767 Response Valid command AA Data CHKSUM CR Invalid command AA CHKSUM CR Delimiter character for a valid command Delimiter character for an invalid command AA Address of the responding module 00 to FF There will be no response if the command syntax is incorrect there is a communication error or there is no module with the specified address M 7084 User Manual Rev A1 0 7PH 013 A10 37 Examples Command 010300010 Response 01 Sets the channel 3 low pass filter time of module 01 to 10 micro seconds and returns a valid response Related Commands Section 2 4 AAON Section 2 9 AA4 Section 2 10 SAA 4vv Notes 1 The low pass filter time should be the same for channel 0 and 1 When it is set to either one of the channel 0 or 1 both channels will be set to the same value 2 The low pass filter time should be the same for channel 2 and 3 When it is set to either one of the channel 2 or 3 both channels will be set to the same value 3 The low pass filter time should be the same for channel 4 5 6 and 7 When it is set to either one of the channel 4 5 6 or 7 all of the 4 channels will be set to the same value 38 M 7084 User Ma
3. VA w 0 G INIT Switch Sz M 7084 User Manual Rev A1 0 7PH 013 A10 19 1 11 Mounting 1 11 1 Din Rail Mounting There are three new DIN rail models available Each is made of stainless steel which is stronger than those made of aluminum There is a screw at one end and a ring terminal is included so that 1t can be easily connected to the earth ground The three new DIN rail models are as follows Part number Max number of modules Dimensions DRS 360 5 360mm x 35mm to earth ground 20 M 7084 User Manual Rev A1 0 7PH 013 A10 Part number Max number of modules Dimensions DRS 240 3 240mm x 35mm to earth ground Partnumber Max number of modules Dimensions DRS 125 2 125mm x 35mm to earth ground Note It is recommended that a 16 14 AWG wire is used to connect the DIN rail to the earth ground M 7084 User Manual Rev A1 0 7PH 013 A10 1 11 2 Piggyback Mounting 22 M 7084 User Manual Rev A1 0 7PH 013 A10 1 11 3 Wall Mounting M 7084 User Manual Rev A1 0 7PH 013 A10 23 1 12 Technical Support Should you encounter any problems while using the 17000 and M 7000 module and are unable to find the help you need in this manual or on our website please contact ICP DAS Product Support Email serviceO1icpdas com Website http ww
4. Address 00 Baud Rate 9600 bps No checksum Protocol DCON mae cae ae oe The configuration information stored in the EEPROM is not changed and can be read by sending the 002 CR command at 9600bps There are commands that require the module to be in INIT mode They are 1 7 AANNTTCCFFE when changing the Baud Rate and checksum settings See Section 2 1 for details 2 AAPN see Section 2 23 for details 122 M 7084 User Manual Rev Al 0 7PH 013 A10 Originally the INIT mode is accessed by connecting the INIT terminal to the GND terminal New I 7000 and M 7000 modules have the INIT switch located on the rear side of the module to allow easier access to the INIT mode For these modules INIT mode is accessed by sliding the INIT switch to the Init position as shown below Init Init Normal Normal N 0 INIT Switch E M 7084 User Manual Rev A1 0 7PH 013 A10 123 A 2 Dual Watchdog Operation Dual Watchdog Module Watchdog Host Watchdog The Module Watchdog 1s a hardware reset circuit that monitors the operating status of the module While working in harsh or noisy environments the module may be shut down by external signals The circuit allows the module to work continuously without disruption The Host Watchdog is a software function that monitors the operating status of the host Its purpo
5. Reads the Channel Type of the 2 18 Specified Channel i Reads the Battery Backup Status 2 24 Sets the Battery Backup Status 2 25 Reads the Auto Frequency Mode 2 26 tatus E the Auto Frequency Mode 2 27 tatus Reads the High Frequency Mode 2 28 tatus the High Frequency Mode 2 29 tatus Reads the Frequency Measurement Ti 2 30 imeout Sets the Frequency Measurement Ti 2 31 imeout Reads the Preset Counter Value of 2 32 the Specified Channel i Sets the Preset Counter Value of the 233 Specified Channel e Reads the Stop Counting on 2 34 Overflow Status i Sets the Stop Counting on Overflow S 2 35 tatus Host Watchdog Command Sets 28 M 7084 User Manual Rev A1 0 7PH 013 A10 2 1 AANNTTCCFF Description Sets the configuration of a module Syntax AANNTTCCFF CHKSUM CR AA NN TT CC FF Delimiter character Address of the module to be configured in hexadecimal format 00 to FF New address of the module in hexadecimal format 00 to FE New type code Not used by the M 7084 It should be set to 00 for the M 7084 New Baud Rate code see Section 1 9 for details The INIT pin must be connected to ground in order to change Baud Rates For the module with frame ground this is achieved by moving the rear slide switch to the INIT position See Section A 1 for details Used to set the data format and checksum Section 1 9 The INIT pin must be connected to ground in order to ch
6. 7 Response Valid command AA Data CHKSUM CR Invalid command AA CHKSUMT CR Delimiter character for a valid command Delimiter character for an invalid command AA Address of the responding module 00 to FF Data Low pass filter time is micro seconds consisting of 5 decimal digits in the range 00001 32767 There will be no response if the command syntax is incorrect there is a communication error or there is no module with the specified address M 7084 User Manual Rev A1 0 7PH 013 A10 35 Examples Command 0103 Response 0100010 Reads the channel 3 low pass filter time of module 01 and the module responds with 00010 which means 10 micro seconds Related Commands Section 2 5 AAON data Section 2 9 AA4 Section 2 10 SAA4vv Notes 1 36 The low pass filter time should be the same for channel 0 and 1 When it is set to either one of the channel 0 or 1 both channels will be set to the same value The low pass filter time should be the same for channel 2 and 3 When it is set to either one of the channel 2 or 3 both channels will be set to the same value The low pass filter time should be the same for channel 4 5 6 and 7 When it is set to either one of the channel 4 5 6 or 7 all of the 4 channels will be set to the same value M 7084 User Manual Rev A1 0 7PH 013 A10 2 5 AA0N Data Description Sets the low pass filter time of a channel Syntax AAON Data CHKSUM CR
7. _ N AA2 AANNTTCCFF Reads the Module Configuration N ae Eey AAF AA Data Reads the firmware Version AAI Reads the INIT Status IAA AAS AAS Reads the Reset Status NINTN ofo Slelelelel gt gt Z Z 4 e Q Q es el EE AAM AA Data Reads the Module Name 2 AAP AASC Reads the communication protocol 222 N Sets the communication protocol 2 AA Software INIT Reads the Response Delay Time A3 Sets the Response Delay Time A4 Sets the Software INIT Timeout 2 45 Counter Frequency Command Sets Command Sect Reads the Input Data of All Reads the Input Data of the HAAN Specified Channel Reads the Low Pass Filter Time of PARON eae the Specified Channel IAA Sets the Low Pass Filter Time of the Specified Channel Reads the Maximum Counter Value ea lof the Specified Channel IAA Sets the Maximum Counter Value o i the Specified Channel AA4 AAVV Reads the Low Pass Filter Channel Mask SAA4VV cae s Low Pass Filter Channel SAASVV Starts Stop Counting SAA6 AAVV Reads the Start Stop Counting Status Niue P epa F gt gt gt gt gt gt EME 1910 lt le pmi gt Y a N 00 M 7084 User Manual Rev A1 0 7PH 013 A10 27 Section Clears the Counter Value of the AR Specified Channel 2 14 Shows the Overflow Status of All 2 15 Channels Clears the Overflow Status 2 16 Sets the Single Channel Type 2 17
8. 013A Reads the high frequency mode status for module 01 and returns a response of 3A meaning that battery backup counter for channels 1 3 4 and 5 are enabled and disabled for all other channels Related Commands Section 2 29 AAFHVV Related Topics Section A 6 Frequency Measurement Note The command is only available to the channels that are set to type code 51 frequency measurement 82 M 7084 User Manual Rev A1 0 7PH 013 A10 2 29 AAFHVV Description Specifies the channels which high frequency mode is enabled Syntax AAFH CHKSUM CR Delimiter character AA Address of the module to be read 00 to FF FH Command to enable the high frequency mode VV A two digit hexadecimal value where bit 0 corresponds to channel 0 bit 1 corresponds to channel 1 etc When the bit is 1 it means that the high frequency mode is enabled for the channel and O means that the high frequency mode is disabled for the channel Response Valid Command AA CHKSUM CR Invalid Command 7AA CHKSUM CR Delimiter character for a valid command Delimiter character for an invalid command AA Address of the responding module 00 to FF There will be no response if the command syntax is incorrect there is a communication error or there is no module with the specified address M 7084 User Manual Rev A1 0 7PH 013 A10 83 Examples Command 01FH3A Response 01 Enables the high frequency mode of channels 1 3 4 and 5
9. Communication Interface RS 485 Format N81 N82 E81 081 Baud Rate 1200 115200 bps Protocol Modbus RTU DCON Dual Watchdog Yes Module 1 6 Seconds Communication Programmable LED Indicator Power 1 LED Red Isolation Intra module Isolation Field to Logic 3000 VDC EMS Protection ESD IEC 61000 4 2 4 kV Contact for Each Terminal EFT IEC 61000 4 4 4 kV for Power Surge IEC 61000 4 5 3 kV for Power Line Power Reverse Polarity Protection Yes Input Range 10 30 VDC Consumption 1 32 W Max Mechanical Dimensions W x L x H 72mm x 123 mm x 35 mm Installation DIN Rail Wall Mounting Environment Operating Temperature 25 75 C Storage Temperature 30 80 C Humidity 10 90 RH Non condensing M 7084 User Manual Rev A1 0 7PH 013 A10 1 4 Block Diagram 1 4 1 Block Diagram for the M 7084 INIT 5V0 7 EEPROM Embedded Controller DATA RS 485 DATA Interface Vs GND 10 M 7084 User Manual Rev A1 0 7PH 013 A10 CA7 CB6 CA7 CB6 1 5 Dimensions ars lt Back View Side View a re M 7084 User Manual Rev A1 0 7PH 013 A10 11 1 6 Wiring 1 6 1 M 7084 Wiring Up 08 CAx oS CAx re al req 1 6 2 Wiring Recommendations Use 26 12 AWG wire for signal connections Strip the wire to
10. The power LED is shown as on after the module responds This method can be used to check whether the module has received a command sent from the host If possible use another device to check whether the host can communicate with the device through the same RS 485 network If the host is a PC installed with a Windows operating system then execute the DCON Utility to determine whether the module can be found The DCON Utility can be downloaded from the ICP DAS website http www icpdas com The DCON Utility documentation can be found in the Getting Started For 1 7000 Series Modules manual Set the module to INIT mode and communicate with the module using the following settings address 00 Baud Rate 9600bps and no checksum See Section A 1 for details M 7084 User Manual Rev A1 0 7PH 013 A10 121 A Appendix A 1 INIT Mode Each 17000 and M 7000 module has a built in EEPROM to store configuration information such as module address type code Baud Rate etc Occasionally the configuration of a module may be forgotten and there are no visual indications of the configuration of the module It is difficult to communicate with the module when the configuration of the module is unknown To help avoid this problem the I 7000 and M 7000 series has a special mode called INIT mode When the module is powered on in INIT mode the configuration of the module is reset as follows allowing it to be operated as normal
11. W 00269 Data format for frequency type 0 hex 1 float R W 00270 Host watch dog timeout status write 1 to clear host R W watch dog timeout status 00273 Reset status 1 first read after powered on 0 not IR the first read after powered on 00513 00520 Write 1 to clear counter 0 7 W 00769 00776 Enable battery backup for counter 0 to 7 R W 00801 00808 Automatic switching between high low frequency R W mode for frequency measurement of channel 0 to 7 00833 00840 High low frequency mode for frequency R W measurement of channel 0 to 7 00865 00872 Stop counting on counter overflow for channel 0 to R W 7 00897 00904 Enable low pass filter for channel 0 to 7 R W 00929 00936 XOR mask for channel 0 to 7 R W M 7084 User Manual Rev A1 0 7PH 013 A10 119 4 Troubleshooting If you are having difficulty using the I 7000 or M 7000 module here are some suggestions that may help If you cannot find the answers you need in these guides contact ICP DAS Product Support Contact information is located in Section 1 12 120 M 7084 User Manual Rev A1 0 7PH 013 A10 4 1 Communicating with the module If you attempt to communicate with the module and receive no response first check the following al Ensure that the supplied power 1s within the range of 10 to 30 V DC If the supplied power is OK then the power LED should be on When the module receives a command the power LED is set to off
12. When the SAAS5 command responds that the reset Status 1s cleared that means the module has not been reset since the last SAAS command was sent When the AA5 command responds that the reset status is set and it is not the first time AA5 command is sent it means the module has been reset and the digital output value had been changed to the power on value 128 M 7084 User Manual Rev A1 0 7PH 013 A10 A 6 Frequency Measurement Frequency is usually measured by one of the following two methods 1 by counting number of signal pulses during a known time interval gate time 2 by counting number of pulses of a reference clock during the signal period M 7084 uses the second method for the frequency measurement It counts number of pulses of the reference clock during one signal period The drawback of this method is that the resolution will be small when the frequency is high M 7084 provides the high frequency measurement mode by counting 11 signal periods instead of only one period to increase resolution The high frequency measurement mode can be enabled by AAFHVV command Refer to Section 2 29 for details The side effects of the high frequency measurement mode are that 1t takes longer time and the counting may overflow when the signal frequency is very low M 7084 can be set to automatic frequency measurement mode by AAFAVV command Refer to Section 2 27 for details In automatic frequency measurement mode the channel is switched to t
13. bit 0 corresponds to channel 0 bit 1 corresponds to channel 1 etc When the bit is 1 it means that the channel is counting and O means that the channel is not counting Response Valid Response AA CHKSUM CR Invalid Response AA CHKSUM CR Delimiter character for a valid response Delimiter character for an invalid response An invalid command is returned if an attempt is made to enable a channel that 1s not present AA Address of the responding module 00 to FF There will be no response 1f the command syntax 1s incorrect there is a communication error or there is no module with the specified address M 7084 User Manual Rev A1 0 7PH 013 A10 51 Examples Command 0153A Response 01 Sets channels 1 3 4 and 5 to count and all other channels not counting for module 01 The module returns a valid response Command 016 Response 013A Reads the counting status of module 01 and returns a response of 3A meaning that channels 1 3 4 and 5 are counting and all other channels are not counting Related Commands Section 2 13 AA6 Note The command is not available to the channels that are set to type code 51 frequency measurement 52 M 7084 User Manual Rev A1 0 7PH 013 A10 2 13 AA6 Description Reads the start stop counting status of each channel Syntax SAA6 CHKSUMI CR Delimiter character AA Address of the module to be read 00 to FF 6 Command to read the channel counting status
14. channels 1 3 4 and 5 are enabled and disabled for all other channels Related Commands Section 2 10 AA4VV 46 M 7084 User Manual Rev A1 0 7PH 013 A10 2 10 AA4VV Description Specifies the channel s which low pass filter should be enabled Syntax AA4VV CHKSUM CR Delimiter character AA Address of the module to be read 00 to FF 4 Command to enable disable the low pass filter VV A two digit hexadecimal value where bit 0 corresponds to channel 0 bit 1 corresponds to channel 1 etc When the bit is 1 it means that the low pass filter is enable for the channel and O means that the low pass filter is disabled for the channel Response Valid Command AAVV CHKSUM CR Invalid Command AA CHKSUM CR Delimiter character for a valid command Delimiter character for an invalid command AA Address of the responding module 00 to FF There will be no response if the command syntax is incorrect there is a communication error or there is no module with the specified address M 7084 User Manual Rev A1 0 7PH 013 A10 47 Examples Command 0143A Response 01 Enables the low pass filter of channels 1 3 4 and 5 and disables all other channels of module 01 The module returns a valid response Related Commands Section 2 9 AA4 48 M 7084 User Manual Rev A1 0 7PH 013 A10 2 11 AA5 Description Reads the reset status of a module Syntax AA5 CHKSUM CR Delimiter character AA Addr
15. for module 01 and returns a valid response Related Commands Section 2 28 OAAFH Related Topics Section A 6 Frequency Measurement Note The command is only available to the channels that are set to type code 51 frequency measurement 84 M 7084 User Manual Rev A1 0 7PH 013 A10 2 30 AAFT Description Reads the frequency measurement timeout setting Syntax AAFT CHKSUM CR Delimiter character AA Address of the module to be read 00 to FF FT Command to read the frequency measurement timeout setting Response Valid Command AAVV CHKSUM CR Invalid Command AA CHKSUM CR Delimiter character for a valid command Delimiter character for an invalid command AA Address of the responding module 00 to FF VV Two hexadecimal digits to represent the timeout value in tenths of a second for example 01 denotes 0 1 seconds and FF denotes 25 5 seconds There will be no response if the command syntax is incorrect there is a communication error or there is no module with the specified address M 7084 User Manual Rev A1 0 7PH 013 A10 85 Examples Command 01FT Response O10A Reads the frequency measurement timeout for module 01 and returns a response of OA meaning that frequency measurement timeout value is 1 second Related Commands Section 2 31 AAFTVV Related Topics Section A 6 Frequency Measurement Note 1 The command is only available to the channels that are set to type code 51
16. frequency measurement 2 If there is no input pulse detected during the frequency measurement time out then the frequency of the channel is set to 0 Hz 86 M 7084 User Manual Rev Al 0 7PH 013 A10 2 31 AAFTVV Description Sets the frequency measurement time out value of a module Syntax GAAFTVV CHKSUMI CR Delimiter character AA Address of the module to be read 00 to FF FT Command to set the frequency measurement time out VV Two hexadecimal digits to represent the timeout value in tenths of a second for example 01 denotes 0 1 seconds and FF denotes 25 5 seconds Response Valid Command t AA CHKSUM CR Invalid Command AA CHKSUM CR Delimiter character for a valid command Delimiter character for an invalid command AA Address of the responding module 00 to FF There will be no response 1f the command syntax is incorrect there is a communication error or there is no module with the specified address M 7084 User Manual Rev A1 0 7PH 013 A10 87 Examples Command O1FTOA Response 01 Sets the frequency measurement timeout for module 01 to 1 second and returns a valid response Related Commands Section 2 30 AAFT Related Topics Section A 6 Frequency Measurement Note 1 The command is only available to the channels that are set to type code 51 frequency measurement 2 If there is no input pulse detected during the frequency measurement time out then the frequency of the channe
17. is developed by Modicon Inc originally developed for Modicon controllers Detailed information can be found at http www modicon com techpubs toc7 html You can also visit http www modbus org to find more valuable information The M 7084 modules support the Modbus RTU protocol The communication Baud Rates range from 1200bps to 115200bps The parity data bits and stop bits can be set as N81 N82 E81 and O81 The following Modbus functions are supported Function code Description 01 0x01 Read coils 02 0x02 Read discrete inputs 03 0x03 Read multiple registers 04 0x04 Read multiple input registers 05 0x05 Write single coil 06 0x06 Write single register 15 OxOF Write multiple coils 16 0x10 Write multiple registers If the function specified in the message is not supported then the module responds as follows Error Response 00 Address 1 Byte 1 to 247 01 Function code 1 Byte Function code 0x80 02 Exception code 1 Byte 01 If a CRC mismatch occurs the module will not respond M 7084 User Manual Rev A1 0 7PH 013 A10 117 3 1 M 7084 Modbus Address Mapping Address Description Attribute 30001 30016 Counter frequency value of channel 0 to 7 two R registers for each channel 40065 40080 Maximum value for up counter 0 to 7 two registers R W for each channel 40097 40112 Preset value of coun
18. module 00 to FF There will be no response if the command syntax is incorrect there is a communication error or there is no module with the specified address M 7084 User Manual Rev A1 0 7PH 013 A10 95 Examples Command 01SC3A Response 01 Enables the stop counting on overflow of channels 1 3 4 and 5 for module 01 and returns a valid response Related Commands Section 2 34 AASC Note The command is only available to the channels that are set to type code 50 up counter measurement 96 M 7084 User Manual Rev A1 0 7PH 013 A10 2 36 Description Informs all modules that the host is OK Syntax CHKSUM CR Delimiter character at Host OK command Response No response Examples Command No response Sends a Host OK command to all modules Related Commands Section 2 37 AAO Section 2 38 AA1 Section 2 39 AA2 Section 2 40 AA3EVV Related Topics Section A 2 Dual Watchdog Operation M 7084 User Manual Rev A1 0 7PH 013 A10 97 2 37 AAO Description Reads the host watchdog status of a module Syntax AA0 CHKSUM CR Delimiter character AA Address of the module to be read 00 to FF 0 Command to read the module status Response Valid command t AASS CHKSUM CR Invalid command AA CHKSUM CR Delimiter character for a valid command 7 Delimiter character for an invalid command AA Address of the responding module 00 to FF SS Two hexadecimal digits
19. module will respond The only exception to this is command Section 2 36 which is sent to all modules but the modules do not reply to the command Command Format Leading Module Character Address COMMand CHKSUM CR Response Format Leading Module Character Address Pata CHKSUM CR CHKSUM A 2 character checksum which is present when the checksum setting is enabled See Sections 1 9 Data Format Setting and 2 1 for details CR End of command character carriage return OxOD M 7084 User Manual Rev A1 0 7PH 013 A10 25 Checksum Calculation 1 Calculate the ASCII code sum of all the characters in the command response string except for the carriage return character CR 2 The checksum is equal to the sum masked by OFFh Example Command string 012 CR 1 Sum of the string 0 1 2 24h 30h 3 1h 32h B7h 2 Therefore the checksum is B7h and so CHKSUM B7 3 The command string with the checksum 012B7 CR Response string 01200600 CR 1 Sum of the string Pee 1424074 08640740 21h 30h 3 1h 32h 30h 30h 36h 30h 30h 1AAh 2 Therefore the checksum is AAh and so CHKSUM AA 3 The response string with the checksum 01200600AA CR Note All characters should be in upper case 26 M 7084 User Manual Rev A1 0 7PH 013 A10 General Command Sets Command Se Sets the Module Configuration le
20. that represent the host watchdog status where Bit 7 O indicates that the host watchdog is disabled and 1 indicates that the host watchdog is enabled Bit 2 1 indicates that a host watchdog timeout has occurred and 0 indicates that no host watchdog timeout has occurred The host watchdog status is stored in EEPROM and can only be reset by using the AA1 command 98 M 7084 User Manual Rev A1 0 7PH 013 A10 There will be no response 1f the command syntax 1s incorrect there is a communication error or there is no module with the specified address Examples Command 010 Response 0100 Reads the host watchdog status of module 01 and returns 00 meaning that the host watchdog is disabled and no host watchdog timeout has occurred Command 020 Response 0204 Reads the host watchdog status of module 02 and returns 04 meaning that a host watchdog timeout has occurred Related Commands Section 2 36 Section 2 38 AA1l Section 2 39 AA2 Section 2 40 AA3EVV Related Topics Section A 2 Dual Watchdog Operation M 7084 User Manual Rev A1 0 7PH 013 A10 99 2 38 AA1 Description Resets the host watchdog timeout status of a module Syntax AA1 CHKSUM CR Delimiter character AA Address of the module to be reset 00 to FF l Command to reset the host watchdog timeout status Response Valid command AA CHKSUM CR Invalid command AA CHKSUM CR Delimiter character for a valid command Delimi
21. with the specified address 104 M 7084 User Manual Rev A1 0 7PH 013 A10 Examples Command 013164 Response 01 Enables the host watchdog of module 01 and sets the host watchdog timeout value to 10 0 seconds The module returns a valid response Command 012 Response 01164 Reads the host watchdog timeout value of module 01 The module returns 164 which denotes that the host watchdog is enabled and the host watchdog timeout value is 10 0 seconds Related Commands Section 2 36 Section 2 37 AAO Section 2 38 AAI Section 2 39 AA2 Related Topics Section A 2 Dual Watchdog Operation Notes When a host watchdog timeout occurs the host watchdog is disabled The AA3EVV command should be sent again to reenable the host watchdog M 7084 User Manual Rev A1 0 7PH 013 A10 105 2 41 AAI Description The Soft INIT command is used to enable modification of the Baud Rate and checksum settings using software only Syntax AAI CHKSUM CR Delimiter character AA Address of the module to be set 00 to FF I Command to set the Soft INIT Response Valid Response AA CHKSUM CR Invalid Response AA CHKSUMI CR Delimiter character for a valid response Delimiter character for an invalid response AA Address of the responding module 00 to FF There will be no response if the command syntax is incorrect there is a communication error or there is no module with the specified address Examples Comm
22. A1 0 7PH 013 A10 Response Valid Response AA CHKSUM CR Invalid Response AA CHKSUM CR Delimiter character for a valid response 7 Delimiter character for an invalid response AA Address of the responding module 00 to FF There will be no response 1f the command syntax is incorrect there is a communication error or there is no module with the specified address Examples Command 011 Response 01 Sets the soft INIT of module 01 and returns a valid response Command 0101000700 Response 01 Attempts to change the Baud Rate of module 01 to 19200 without first altering the INIT pin The module returns an invalid response because the soft INIT time out value is 0 Command 01T10 Response 01 Sets the soft INIT time out value of module 01 to 16 seconds and returns a valid response Command O1I Response 01 Sets the soft INIT of module 01 and returns a valid response Command 0101000700 Response 01 Changes the Baud Rate of module 01 to 19200 without first altering INIT pin The module returns a valid response M 7084 User Manual Rev A1 0 7PH 013 A10 115 Related Commands Section 2 1 JAANNTTCCFE Section 2 41 AAI Related Topics Section A 1 INIT Mode Note It is recommended that the soft INIT time out value is reset to 0 once any changes to Baud Rate and checksum settings have been completed 116 M 7084 User Manual Rev A1 0 7PH 013 A10 3 Modbus RTU Protocol The Modbus protocol
23. ARD CHKSUM CR Delimiter character AA Address of the module to be read 00 to FF RD Command to read the response delay time value Response Valid command AAEVV CHKSUM CR Invalid command AA CHKSUM CR Delimiter character for a valid command 7 Delimiter character for an invalid command AA Address of the responding module 00 to FF VV Two hexadecimal digits to represent the response delay time value in milli second for example 01 denotes Ims and 1E denotes 30ms The max allowable value is 30 1Eh There will be no response if the command syntax is incorrect there is a communication error or there is no module with the specified address 110 M 7084 User Manual Rev A1 0 7PH 013 A10 Examples Command 01RD Response 0102 Reads the response delay time value of module 01 and returns 02 which denotes that the response delay time value 1s 2ms Related Commands Section 2 44 AARDVV M 7084 User Manual Rev A1 0 7PH 013 A10 111 2 44 AARDVV Description Sets the response delay time value of a module Syntax AARDVV CHKSUMI CR Delimiter character AA Address of the module to be set 00 to FF RD Command to set the response delay time VV Two hexadecimal digits to represent the response delay time value in milli second for example 01 denotes Ims and 1E denotes 30s The max allowable value is 30 1Eh Response Valid command AA CHKSUM CR Invalid command AA CHKSUM CR Delimit
24. E E E dene 110 LAAS AAR DVV aeaea a S 112 LASERA A T e ute eewdeumceed aatiencenetesuea 114 3 Modbus RTU Pr ica 117 3 1 M 7084 Modbus Address Mapping ccccnnoooccncnononnncnnnnnnnnnnss 118 A roubles A A A AEEA 120 4 1 Communicating with the module o occcnnnncccnncnononcccncnnnnns 121 M 7084 User Manual Rev A1 0 7PH 013 A10 3 PI O A A A iste T 122 AU ANTE Mode cata a E E A OGA 122 A 2 Dual Watchdog OperatlOM ooooocccnnnoooccnononooonnnnnncnnnannnconnnnn 124 AnS E e e E ANESEC TEN 125 A 4 Node Information Area ccoooooccccnnnnoononnnnnnononnononcnonnnnnnnocnnnn 127 AS RESEL SUAVU ado E E 128 A 6 Frequency Measurement mscoscoiccinnsdcacion cinco ide cnincar cad 129 4 M 7084 User Manual Rev A1 0 7PH 013 A10 1 Introduction The I 7000 series is a family of network data acquisition and control modules providing analog to digital digital to analog digital input output timer counter and other functions The modules can be remotely controlled using a set of commands which we call the DCON protocol Communication between the module and the host is in ASCII format via an RS 485 bi directional serial bus standard Baud Rates are software programmable and transmission speeds of up to 115 2 Kbps can be selected The functionality of the M 7000 series is the same as the I 7000 series with the exception that the M 7000 series offers extended support for the Modbus RTU protocol Some M 7000 modules feature a new des
25. M 7084 User Manual Warranty All products manufactured by ICP DAS are under warranty regarding defective materials for a period of one year from the date of delivery to the original purchaser Warning ICP DAS assumes no liability for damages resulting from the use of this product ICP DAS reserves the right to change this manual at any time without notification The information furnished by ICP DAS is believed to be accurate and reliable However no responsibility is assumed by ICP DAS for its use or for any infringements of patents or other rights of third parties resulting from its use Copyright Copyright 1999 2012 ICP DAS All rights reserved Trademark The names used for identification only may be registered trademarks of their respective companies Date 2012 12 7 M 7084 User Manual Rev A1 0 7PH 013 A10 1 Table of Contents A A aace hss intel aise de esha ele waa tee aee vans atuanerieavateees 5 LL More toma asi 6 1 2 Terminal ASS MEN li msceinau slau 7 LAS Pe CLIC AI ONG dida 8 LLTO SPC Ci C AON rada cda 8 1 3 2 SYStEM SPCCHICAU ONS salad 9 NAP BLOCK A A A 10 1 4 1 Block Diagram for the M 7084 oooooooccccccnnnocccncnononnnnns 10 LO Dimension lados 11 MA O A ca ae ah re 12 NOL M7054 W TAA 8 dict hater ES 12 1 6 2 Wiring Recommendations oooccccnonocccncnononananonononnnanonoss 12 Nas pia a A 13 LS Deals clean 15 1 9 Configuration Tables ia 16 LAO MET OOO Ns il caen 18 AOL Protocol WC sal 18 ANN O
26. Response Valid Response AAVV VV CHKSUM CR Invalid Response AA CHKSUMI CR Delimiter character for a valid response ds Delimiter character for an invalid response AA Address of the responding module 00 to FF VV A two digit hexadecimal value where bit 0 corresponds to channel 0 bit 1 corresponds to channel 1 etc When the bit is 1 1t means that the channel is counting and O means that the channel is not counting There will be no response if the command syntax is incorrect there is a communication error or there is no module with the specified address M 7084 User Manual Rev A1 0 7PH 013 A10 53 Examples Command 0153A Response 01 Sets channels 1 3 4 and 5 to count and all other channels not counting for module 01 The module returns a valid response Command 016 Response 013A Reads the counting status of module 01 and returns a response of 3A meaning that channels 1 3 4 and 5 are counting and all other channels are not counting Related Commands Section 2 12 SAASVV Note The command is not available to the channels that are set to type code 51 frequency measurement 54 M 7084 User Manual Rev A1 0 7PH 013 A10 2 14 AA6N Description Sets the counter value of a channel to preset value Syntax SAA6N CHKSUM CR Delimiter character AA Address of the module to be read 00 to FF 6 Command to clear the counter value N Specifies the channel to be cleared 0 7 Response
27. Valid command AA CHKSUM CR Invalid command AA CHKSUM CR Delimiter character for a valid command Delimiter character for an invalid command AA Address of the responding module 00 to FF There will be no response if the command syntax is incorrect there is a communication error or there is no module with the specified address M 7084 User Manual Rev A1 0 7PH 013 A10 55 Examples Command 0161 Response 01 Clears the counter value of channel 1 of module 01 and the module returns a valid response Related Commands Section 2 15 AA7 Notes 1 The overflow status 1s cleared by the command too 2 The command is not available to the channels that are set to type code 51 frequency measurement 56 M 7084 User Manual Rev A1 0 7PH 013 A10 2 15 AA7 Description Reads the counter overflow status of each channel Syntax AA7 CHKSUM CR Delimiter character AA Address of the module to be read 00 to FF 7 Command to read the counter overflow status Response Valid Command AAVV CHKSUM CR Invalid Command AA CHKSUM CR Delimiter character for a valid command Delimiter character for an invalid command AA Address of the responding module 00 to FF VV A two digit hexadecimal value where bit 0 corresponds to channel 0 bit 1 corresponds to channel 1 etc For type code 50 when the bit is 1 it means that the counter of the channel is overflowed and O means that the counter of the chan
28. a length of 7 0 5mm Use a crimp terminal for wiring a Avoid high voltage cables and power equipment as much as possible For RS 485 communication use insulated and twisted pair 24 AWG wire e g Belden 9841 12 M 7084 User Manual Rev A1 0 7PH 013 A10 1 7 Quick Start To install the module follow the steps below 1 2 Refer to Section 1 2 for the terminal assignment and Section 1 6 for the wiring diagram Connect the module to the RS 485 network using the DATA and DATA terminals See Section 1 2 for the terminal assignment If the host is only equipped with an RS 232 interface then an RS 232 to RS 485 converter will be required Refer to the I 7000 Bus Converter User s Manual for more information Connect the module to the power supply using the Vs and GND terminals See Section 1 2 for the terminal assignment Note that the voltage supplied to the module should be in the range of 10 to 30 VDC Configure the module by sending the lAANNTTCCFF command and the AA7CNRVV command See Section 2 1 and 2 17 for details For M 7000 modules using the Modbus RTU protocol configure the module using the following registers 40257 40264 40485 and 40486 The default settings for the module can be found in Section 1 8 To read data from the input channels send the FXAAN command to the module See Sections 2 3 for details For M 7000 modules using the Modbus RTU protocol use Function 03h to read the data from
29. abled for the channel and O means that the stop counting on overflow is disabled for the channel There will be no response if the command syntax is incorrect there is a communication error or there is no module with the specified address M 7084 User Manual Rev A1 0 7PH 013 A10 93 Examples Command 01SC Response 013A Reads the stop counting on overflow status for module 01 and returns a response of 3A meaning that stop counting on overflow for channels 1 3 4 and 5 are enabled and disabled for all other channels Related Commands Section 2 35 AASCVV Note The command is only available to the channels that are set to type code 50 up counter measurement 94 M 7084 User Manual Rev A1 0 7PH 013 A10 2 35 AASCVV Description Specifies the channels which stop counting on overflow are enabled Syntax AASCVV CHKSUM CR Delimiter character AA Address of the module to be read 00 to FF SC Command to enable the stop counting on overflow VV A two digit hexadecimal value where bit 0 corresponds to channel 0 bit 1 corresponds to channel 1 etc When the bit is 1 it means that the stop counting on overflow is enabled for the channel and O means that the stop counting on overflow is disabled for the channel Response Valid Command AAVV CHKSUM CR Invalid Command AA CHKSUM CR Delimiter character for a valid command Delimiter character for an invalid command AA Address of the responding
30. acter AA Address of the module to be read 00 to FF P Command to read the communication protocol Response Valid Response AASC CHKSUM CR Invalid Response 2 AA CHKSUM CR Delimiter character for a valid response Delimiter character for an invalid response AA Address of the responding module 00 to FF S The protocols supported by the module 0 only DCON protocol is supported 1 both the DCON and Modbus RTU protocols are supported C The current protocol that is saved in the EEPROM that will be used at the next power on reset 0 the protocol set in the EEPROM is DCON 1 the protocol set in the EEPROM is Modbus RTU There will be no response if the command syntax is incorrect there is a communication error or there is no module with the specified address M 7084 User Manual Rev A1 0 7PH 013 A10 69 Examples Command 01P Response 0110 Reads the communication protocol of module 01 and returns a response of 10 meaning that 1t supports both the DCON and Modbus RTU protocols and the protocol that will be used at the next power on reset 1s DCON Related Commands Section 2 23 SAAPN 70 M 7084 User Manual Rev A1 0 7PH 013 A10 2 23 AAPN Description Sets the communication protocol Syntax S AAPN CHKSUM CR Delimiter character AA Address of the module to be read 00 to FF P Command to set the communication protocol N 0 DCON protocol 1 Modbus RTU protocols Before using this command the rear slide
31. ample 01 denotes 0 1 seconds and FF denotes 25 5 seconds There will be no response if the command syntax is incorrect there is a communication error or there is no module with the specified address 102 M 7084 User Manual Rev A1 0 7PH 013 A10 Examples Command 012 Response 011FF Reads the host watchdog timeout value of module 01 and returns FF which denotes that the host watchdog is enabled and the host watchdog timeout value is 25 5 seconds Related Commands Section 2 36 Section 2 37 AAO Section 2 38 AA 1 Section 2 40 AA3EVV Related Topics Section A 2 Dual Watchdog Operation M 7084 User Manual Rev A1 0 7PH 013 A10 103 2 40 AA3EVV Description Enables disables the host watchdog and sets the host watchdog timeout value of a module Syntax AA3EVV CHKSUM CR Delimiter character AA Address of the module to be set 00 to FF 3 Command to set the host watchdog E 1 enable the host watchdog 0 disable the host watchdog VV Two hexadecimal digits to represent the timeout value in tenths of a second for example 01 denotes 0 1 seconds and FF denotes 25 5 seconds Response Valid command AA CHKSUM CR Invalid command AA CHKSUM CR Delimiter character for a valid command Delimiter character for an invalid command AA Address of the responding module 00 to FF There will be no response if the command syntax is incorrect there is a communication error or there is no module
32. and 01I Response 01 Sets the soft INIT of module 01 and returns a valid response Related Commands Section 2 1 Z7 AANNTTCCEFF Section 2 45 AATnn 106 M 7084 User Manual Rev A1 0 7PH 013 A10 Related Topics Section A 1 INIT Mode Note The AATnn command should be sent prior to sending this command see Section 2 45 for details M 7084 User Manual Rev A1 0 7PH 013 A10 107 2 42 AAO Name Description Sets the name of a module Syntax AAO Name CHKSUM CR Delimiter character AA Address of the module to be set 00 to FF O Command to set the module name Name New name of the module max 6 characters Response Valid command AA CHKSUM CR Invalid command AA CHKSUM CR Delimiter character for a valid command de Delimiter character for an invalid command AA Address of the responding module 00 to FF There will be no response if the command syntax is incorrect there is a communication error or there is no module with the specified address 108 M 7084 User Manual Rev A1 0 7PH 013 A10 Examples Command 0107084N Response 01 Sets the name of module 01 to be 7084N and returns a valid response Command 01M Response 017084N Reads the name of module 01 and returns the name 7084N Related Commands Section 2 21 AAM M 7084 User Manual Rev A1 0 7PH 013 A10 109 2 43 AARD Description Reads the response delay time value of a module Syntax A
33. ange the checksum setting For the module with frame ground this is achieved by moving the rear slide switch to the INIT position See Section A 1 for details M 7084 User Manual Rev A1 0 7PH 013 A10 29 Response Valid Command AA CHKSUM CR Invalid Command AA CHKSUM CR Delimiter for a valid command 2 Delimiter for an invalid command If the Baud Rate or checksum settings are changed without connecting the INIT pin to ground or switching the rear slide switch to the INIT position the module will return an invalid command AA Address of the module in hexadecimal format 00 to FF There will be no response 1f the command syntax is incorrect there 1s a communication error or there is no module with the specified address Examples Command 0102000600 Response 02 Changes the address of module 01 to 02 The module returns a valid response Command 0101000A00 Response 01 Changes the Baud Rate of module 01 to 115200bps The module returns an invalid command because it is not in INIT mode Command 0101000A00 Response 01 Changes the Baud Rate of module 01 to 115200bps and the module is in INIT mode The module returns a valid response 30 M 7084 User Manual Rev A1 0 7PH 013 A10 Related Commands Section 2 6 AA2 Section 2 41 AAI Section 2 45 AATnn Related Topics Section 1 9 Configuration Tables Section A 1 INIT pin Operation Notes 1 Changes to the address and data format settings tak
34. ata The preset counter value in eight hexadecimal digits Response Valid command AA Data CHKSUM CR Invalid command AA CHKSUMT CR Delimiter character for a valid command 2 Delimiter character for an invalid command AA Address of the responding module 00 to FF There will be no response if the command syntax is incorrect there is a communication error or there is no module with the specified address M 7084 User Manual Rev A1 0 7PH 013 A10 91 Examples Command 401G2F0000000 Response 01 Sets the channel 2 preset counter value of module 01 to 0xF0000000 and returns a valid response Related Commands Section 2 32 AAGN Note The preset counter value is only available to the channels that are set to up counter type type code 50 92 M 7084 User Manual Rev A1 0 7PH 013 A10 2 34 AASC Description Reads the stop counting on overflow status of each channel Syntax AASC CHKSUM CR Delimiter character AA Address of the module to be read 00 to FF SC Command to read the stop counting on overflow Status Response Valid Command AAVV CHKSUM CR Invalid Command AA CHKSUM CR Delimiter character for a valid command Delimiter character for an invalid command AA Address of the responding module 00 to FF VV A two digit hexadecimal value where bit 0 corresponds to channel 0 bit 1 corresponds to channel 1 etc When the bit is 1 it means that the stop counting on overflow is en
35. character for a valid command Delimiter character for an invalid command AA Address of the responding module 00 to FF Data The maximum counter value in eight hexadecimal digits There will be no response if the command syntax is incorrect there is a communication error or there is no module with the specified address M 7084 User Manual Rev A1 0 7PH 013 A10 41 Examples Command 0132 Response 01 FFFFFFFF Reads the channel 2 maximum counter value of module 01 and the module responds with FFFFFFFF Related Commands Section 2 8 AA3N Data Note The maximum counter value is only available to the channels that are set to up counter type type code 50 42 M 7084 User Manual Rev A1 0 7PH 013 A10 2 8 AA3N Data Description Sets the maximum counter value of a channel Syntax SAA3NData CHKSUM I CR Delimiter character AA Address of the module to be set 00 to FF 3 Command to set the maximum counter value of a channel N Specifies the channel to be read 0 7 Data The maximum counter value in eight hexadecimal digits Response Valid command AA Data CHKSUM CR Invalid command AA CHKSUM CR Delimiter character for a valid command Delimiter character for an invalid command AA Address of the responding module 00 to FF There will be no response if the command syntax is incorrect there is a communication error or there is no module with the specified address M 7084 Us
36. d eui 19 FAA E EENE A 20 1 11 1 Din Rail Mounting aa n E RE 20 1 11 2 Piggyback Mounting iii 22 BS WA Mouni td 23 1 12 Technical Support aeos ee A ENESE TESS 24 DWC ON PEO 25 ZVP AANNTICC PE ornin i cien seuss 29 D AA on Sith haat as O O N O 32 PI ISIN EEOAE NAE NAET O 33 DA SAA ON lis ori 35 LS DAD ON DD Ai T a 37 DAO SAAD a E S analinabs wets ule fasta sansshummbaniasasits 39 LASA IN o O E 41 NN EES 43 DOD AM aceslons canes amtaniyes E E 45 De VOW AAA Nicole O as Aedhe sats lela Sue 47 CA A A PERO IE tere mr eRe ey Sa 49 2 M 7084 User Manual Rev A1 0 7PH 013 A10 IIA AS 53 Dill WAGON o ia 55 A E O 57 DAG SANTIN N a EE A ENS 59 LIESAAICNR VVS anae e Ai 61 NS A E S 63 DD S EA tect ca tu hat nce E E dal meen E ETE T 65 TOTAA Merce mete ener E eters e mete erin e reer r errr rter ne 66 DD o o dick ohived he scuics ence neatNesods hucatas ies neta teoedincas 68 DDD PAP AA 69 DDS DAN AA A A ti 71 2 AO AAB NA a a eee 73 DS OAABBV V oosa E E 75 DDO OA A a a is 71 Die O AAT IN VA A A AA 79 DDT ot aay bil ian e E A e AESA 81 DDO OAA EHN Y tds 83 Ze OPA O e 85 2 SAO A ET WAV eaa sa 87 NN or a a aera iak Meceu an E ey hue eens 89 ZAS OAAGN Dita 91 2 De MO PINS Caco s Aare E dea ita bal N eceeetaue 93 DE FNS CVV asa IEE E bund ase ia AA AEE NE cued tes 95 A 97 ZAREAN sna e a a e E a 98 DDO RAAT ana a a a oi 100 DS DAN EI ENET IRET A A E 102 ZAVES AAS EY Vara 104 P ES EE EE E A EEN N EAT 106 2A ANAON ITE sa ad 108 SO a E E E
37. e Input Type 50 Up counter 51 Frequency 54 Up down counter 55 Pulse direction counter 56 Quadrant counter 16 M 7084 User Manual Rev A1 0 7PH 013 A10 Data Format Setting FF T 6 5 4 3 2 1 0 RD CS RD DF Key Description DF Data format 00 Engineering unit The data consist of 6 digits and one decimal point This data format is only for the frequency type 10 Hexadecimal CS Checksum setting 0 Disabled 1 Enabled RD Reserved Note The reserved bits should be zero Counter Type and Data Format Table Type Code Counter type Data Min Max Format 50 Up Hex 00000000 FFFFFFFF 54 Up down Hex 80000000 7FFFFFFF 55 Pulse direction Hex 80000000 7FFFFFFF 56 Quadrant Hex 80000000 7FFFFFFF M 7084 User Manual Rev A1 0 7PH 013 A10 1 10 M 7000 Notes The main difference between the I 7000 and M 7000 series is that the M 7000 series has additional support for the Modbus RTU communication protocol which is the default protocol of the M 7000 series The communication Baud Rates for the Modbus RTU protocol can be in the range of 1200 bps to 115200 bps Modbus functions supported by the module are described in Chapter 3 1 10 1 Protocol Switching To switch to the DCON protocol 1 Set Modbus register 00257 to 0 See Section 3 1 for details 2 After a power on reset the communication protocol will be chang
38. e effect immediately after a valid command is received Changes to the Baud Rate and checksum settings take effect on the next power on reset 2 For the M 7084 changing the Baud Rate and checksum settings can be achieved using software only and is performed using the following commands I Send a AATnn command See Section 2 45 for details II Send a AAI command See Section 2 41 for details HNI Send a XlAANNTTCCFF command If the command is valid the Baud Rate and checksum settings will be changed after the module responds with AA M 7084 User Manual Rev A1 0 7PH 013 A10 31 2 2 HAA Description Reads the data from every input channels Syntax AA CHKSUM CR Delimiter character AA Address of the module to be read 00 to FF Response Valid Response gt Data CHKSUM CR Invalid Response AA CHKSUM CR gt Delimiter character for a valid response Delimiter character for an invalid response Data Data from every input channels see Section 1 9 for the details of data format There will be no response 1f the command syntax 1s incorrect there is a communication error or there is no module with the specified address Examples Command 01 Response gt 000012340000567800009ABC0000DEF000001111000022 220000333300004444 Reads module 01 and receives the data Related Commands Section 2 1 7 AANNTTCCEFF Section 2 6 AA2 Related Topics Section 1 9 Configuration Tables 32 M 7084 U
39. ed to DCON To switch to the Modbus RTU protocol 1 Sends the AAPN command and set N to a value of 1 Note that for the modules without frame ground the INIT terminal should be connected to the GND terminal and for the modules with frame ground the slide switch on the rear side of the module should be set to the INIT position see the figure on the next page See Section 2 23 for details 2 After a power on reset the communication protocol will be changed to the Modbus RTU protocol 18 M 7084 User Manual Rev A1 0 7PH 013 A10 1 10 2 INIT Mode When the module is powered on with the rear slide switch set to the INIT position as shown in the figure below for modules with frame ground or with the INIT pin connected to the GND pin for modules without frame ground the module is in INIT mode see Section A 1 for details and the communication settings are as follows 1 Address 00 2 Baud Rate 9600 bps 3 No checksum 4 Protocol DCON If communication with the module is not possible set the module to the INIT mode and use the above settings to communicate with the module To read the current settings send the commands AA2 see Section 2 6 and AAP see Section 2 22 To set new settings send the commands AANNTTCCEF see Section 2 1 and AAPN see Section 2 23 The new communication settings will be effective after the next power on reset
40. er Manual Rev A1 0 7PH 013 A10 43 Examples Command 0132F0000000 Response 01 Sets the channel 2 maximum counter value of module 01 to 0xF0000000 and returns a valid response Related Commands Section 2 7 AA3N Note The maximum counter value is only available to the channels that are set to up counter type type code 50 44 M 7084 User Manual Rev A1 0 7PH 013 A10 2 9 AA4 Description Reads the enabled disabled low pass filter status of each channel Syntax 4 A4 CHKSUM CR Delimiter character AA Address of the module to be read 00 to FF 4 Command to read the low pass filter status Response Valid Command AAVV CHKSUM CR Invalid Command AA CHKSUM CR Delimiter character for a valid command Delimiter character for an invalid command AA Address of the responding module 00 to FF VV A two digit hexadecimal value where bit 0 corresponds to channel 0 bit 1 corresponds to channel 1 etc When the bit is 1 1t means that the low pass filter is enable for the channel and O means that the low pass filter is disabled for the channel There will be no response if the command syntax is incorrect there is a communication error or there is no module with the specified address M 7084 User Manual Rev A1 0 7PH 013 A10 45 Examples Command 014 Response 013A Reads the low pass filter enabled disabled status for module 01 and returns a response of 3A meaning that low pass filter for
41. er character for a valid command Delimiter character for an invalid command AA Address of the responding module 00 to FF There will be no response if the command syntax is incorrect there is a communication error or there is no module with the specified address 112 M 7084 User Manual Rev A1 0 7PH 013 A10 Examples Command 01RDO6 Response 01 Sets the response delay time value to 6ms The module returns a valid response Command O1RD Response 0106 Reads the response delay time value of module 01 The module returns 06 which denotes that the rsponse delay time value is 6ms Related Commands Section 2 43 AARD M 7084 User Manual Rev A1 0 7PH 013 A10 113 2 45 AATnn Description Sets the soft INIT time out value Syntax AATnn CHKSUM CR AA T nn 114 Delimiter character Address of the module to be set 00 to FF Command to set the soft INIT time out value Two hexadecimal digits representing the time out value in seconds The max time out value is 60 seconds When changing the Baud Rate or checksum settings without altering the INIT pin the AAI and 7 AANNTTCCFF commands should be sent consecutively and the time interval between the two commands should be less than the soft INIT time out If the soft INIT time out is 0 then the Baud Rate and checksum settings cannot be changed using software only The power on reset value of the soft INIT time out is 0 M 7084 User Manual Rev
42. esponding module 00 to FF S INIT status O the INIT pin is shorted to GND 1 the INIT pin is not shorted to GND 2 Update CJC temperature once only There will be no response if the command syntax is incorrect there is a communication error or there is no module with the specified address 66 M 7084 User Manual Rev A1 0 7PH 013 A10 Examples Command 011 Response 010 Reads the INIT status of module 01 and the module responds with 0 meaning that the INIT pin is shorted to GND M 7084 User Manual Rev Al 0 7PH 013 A10 67 2 21 AAM Description Reads the name of a module Syntax AAM CHKSUM CR Delimiter character AA Address of the module to be read 00 to FF M Command to read the module name Response Valid command AA Data CHKSUM CR Invalid command AA CHKSUM CR Delimiter character for a valid command Delimiter character for an invalid command AA Address of the responding module 00 to FF Name Name string of the module There will be no response if the command syntax is incorrect there is a communication error or there is no module with the specified address Examples Command 01M Response 017084 Reads the module name of module 01 and returns the name 7084 Related Commands Section 2 23 AAO Name 68 M 7084 User Manual Rev A1 0 7PH 013 A10 2 22 AAP Description Reads the communication protocol information Syntax SAAP CHKSUM CR Delimiter char
43. ess of the module to be read 00 to FF 5 Command to read the module reset status Response Valid Command AAS CHKSUM CR Invalid Command AA CHKSUM CR Delimiter character for a valid command Delimiter character for an invalid command AA Address of the responding module 00 to FF S Reset status of the module 1 This is the first time the command has been sent since the module was powered on 0 This is not the first time the command has been sent since the module was powered on which denotes that there has been no module reset since the last AA5 command was sent There will be no response if the command syntax is incorrect there is a communication error or there is no module with the specified address M 7084 User Manual Rev A1 0 7PH 013 A10 49 Examples Command 015 Response 011 Reads the reset status of module 01 The response shows that it is the first time the SAAS command has been sent since the module was powered on Command 015 Response 010 Reads the reset status of module 01 The response shows that there has been no module reset since the last SAAS command was sent Related Topics Section A 5 Reset Status 50 M 7084 User Manual Rev A1 0 7PH 013 A10 2 12 AA5VV Description Specifies the channel s to count Syntax AA5VV VV CHKSUM CR Delimiter character AA Address of the module to be set 00 to FF 5 Command to start counting VV A two digit hexadecimal value where
44. he high frequency measurement mode when the signal frequency is high and to the low frequency measurement mode when the signal frequency is low automatically M 7084 User Manual Rev A1 0 7PH 013 A10 129
45. ign for the frame ground and INIT switch as shown in the figure rear view The frame ground provides enhanced static protection ESD abilities and ensures the module is more reliable The INIT switch allows easier access to INIT mode Please refer to Sections A l and A 3 for more details INIT Switch The M 7084 supports up counting up down counting pulse direction counting quadrature counting and frequency measurement M 7084 User Manual Rev A1 0 7PH 013 A10 5 1 1 More Information For more information regarding the I 7000 M 7000 series please refer to chapter 1 of the I 7000 Bus Converter User s Manual as shown below or visit the ICP DAS website http www icpdas com 1 1 The 7000 Series Overview 1 2 Related Documentation for the 7000 Series 1 3 Common Features of the 7000 Series 1 4 The 7000 Series System Network Configuration 1 5 7000 Dimensions o For details of INIT mode operation please refer to Section A 1 INIT Mode o For details of module watchdog and host watchdog please refer to Section A 2 Dual Watchdog Operation o For details of ESD protection and grounding please refer to Section A 3 Frame Ground o The node information area can be written with some information please refer to Section A 4 Node Information Area for details o The
46. l is set to 0 Hz 88 M 7084 User Manual Rev Al 0 7PH 013 A10 2 32 AAGN Description Reads the preset counter value of channel N Syntax AAGN CHKSUM CR Delimiter character AA Address of the module to be set 00 to FF G Command to read the preset counter value of a channel N Specifies the channel to be read 0 7 Response Valid command AA Data CHKSUM CR Invalid command AA CHKSUMT CR Delimiter character for a valid command Delimiter character for an invalid command AA Address of the responding module 00 to FF Data The preset counter value in eight hexadecimal digits There will be no response if the command syntax is incorrect there is a communication error or there is no module with the specified address M 7084 User Manual Rev A1 0 7PH 013 A10 89 Examples Command 01G2 Response 0100000000 Reads the channel 2 maximum counter value of module 01 and the module responds with 00000000 Related Commands Section 2 33 AAGN Data Note The preset counter value is only available to the channels that are set to up counter type type code 50 90 M 7084 User Manual Rev A1 0 7PH 013 A10 2 33 AAGN Data Description Sets the preset counter value of a channel Syntax AAGN Data CHKSUM CR Delimiter character AA Address of the module to be set 00 to FF G Command to set the preset counter value of a channel N Specifies the channel to be read 0 7 D
47. mand syntax is incorrect there is a communication error or there is no module with the specified address M 7084 User Manual Rev A1 0 7PH 013 A10 59 Examples Command 0173A Response 01 Clears the counter overflow status of channels 1 3 4 and 5 for module 01 and returns a valid response Related Commands Section 2 15 AA7 Note The command is not available to the channels that are set to type code 51 frequency measurement 60 M 7084 User Manual Rev A1 0 7PH 013 A10 2 17 AA7CNRVV Description Sets the type code of a channel Syntax SAAT7TCNRVV CHKSUMTI CR Delimiter character AA Address of the module to be set 00 to FF 7 Command to set the channel range code CN N specifies the input channel to be set 0 7 RVV VV represents the type code of the channel to be set Refer to the Analog Input Type Setting table in Section 1 9 for details Response Valid Response AA CHKSUM CR Invalid Response AA CHKSUM CR Delimiter character for a valid response a Delimiter character for an invalid response or invalid type code There will be no response if the command syntax is incorrect there is a communication error or there is no module with the specified address M 7084 User Manual Rev A1 0 7PH 013 A10 61 Examples Command 017COR50 Response 01 Sets the type code for channel 0 of module 01 to be 50 up counting and the module returns a valid response Command 037C1R30 Respon
48. munication error or there is no module with the specified address M 7084 User Manual Rev A1 0 7PH 013 A10 79 Examples Command 01FA3A Response 01 Enables the automatic frequency mode of channels 1 3 4 and 5 for module 01 and returns a valid response Related Commands Section 2 26 AAFA Related Topics Section A 6 Frequency Measurement Note The command is only available to the channels that are set to type code 51 frequency measurement 80 M 7084 User Manual Rev A1 0 7PH 013 A10 2 28 AAFH Description Reads the high frequency mode status of each channel Syntax AAFH CHKSUM CR Delimiter character AA Address of the module to be read 00 to FF FH Command to read the high frequency mode status Response Valid Command AAVV CHKSUM CR Invalid Command AA CHKSUM CR Delimiter character for a valid command Delimiter character for an invalid command AA Address of the responding module 00 to FF VV A two digit hexadecimal value where bit 0 corresponds to channel 0 bit 1 corresponds to channel 1 etc When the bit is 1 1t means that the high frequency mode is enabled for the channel and O means that the high frequency mode is disabled for the channel There will be no response if the command syntax is incorrect there is a communication error or there is no module with the specified address M 7084 User Manual Rev A1 0 7PH 013 A10 81 Examples Command 01FH Response
49. ncorrect there is a communication error or there is no module with the specified address M 7084 User Manual Rev A1 0 7PH 013 A10 T11 Examples Command 01FA Response 013A Reads the automatic frequency mode status for module 01 and returns a response of 3A meaning that automatic frequency mode for channels 1 3 4 and 5 are enabled and disabled for all other channels Related Commands Section 2 27 AAFAVV Related Topics Section A 6 Frequency Measurement Note The command is only available to the channels that are set to type code 51 frequency measurement 78 M 7084 User Manual Rev A1 0 7PH 013 A10 2 27 AAFAVV Description Specifies the channels which automatic frequency mode is to be enabled Syntax AAFAVV CHKSUM CR Delimiter character AA Address of the module to be read 00 to FF FA Command to enable the automatic frequency mode VV A two digit hexadecimal value where bit 0 corresponds to channel 0 bit 1 corresponds to channel 1 etc When the bit is 1 it means that the automatic frequency mode is enabled for the channel and O means that the automatic frequency mode is disabled for the channel Response Valid Command AA CHKSUM CR Invalid Command 7AA CHKSUM CR Delimiter character for a valid command Delimiter character for an invalid command AA Address of the responding module 00 to FF There will be no response if the command syntax is incorrect there is a com
50. nel is not overflowed For type code 54 56 the overflow status is represented by two bits 00 no over underflow 01 overflow 10 underflow 11 not applicable M 7084 User Manual Rev A1 0 7PH 013 A10 57 There will be no response if the command syntax is incorrect there is a communication error or there is no module with the specified address Examples Command 017 Response 013A Reads the counter overflow status for module 01 and returns a response of 3A meaning that counters of channels 1 3 4 and 5 are overflowed Related Commands Section 2 16 AA7VV Note The command is not available to the channels that are set to type code 51 frequency measurement 58 M 7084 User Manual Rev Al 0 7PH 013 A10 2 16 AA7VV Description Specifies the channels which counter overflow status are to be cleared Syntax SAATVV CHKSUM CR Delimiter character AA Address of the module to be read 00 to FF 7 Command to clear the counter overflow status VV A two digit hexadecimal value where bit 0 corresponds to channel 0 bit 1 corresponds to channel 1 etc When the bit is 1 it means that the counter overflow status of the channel should be cleared Response Valid Command AAVV CHKSUM CR Invalid Command AA CHKSUM CR Delimiter character for a valid command Delimiter character for an invalid command AA Address of the responding module 00 to FF There will be no response if the com
51. nput range of module 01 and returns 50 up counting Related Commands Section 2 17 AA7CNRVV Related Topics Section 1 9 Configuration Tables 64 M 7084 User Manual Rev A1 0 7PH 013 A10 2 19 AAF Description Reads the firmware version of a module Syntax SAAF CHKSUMI CR Delimiter character AA Address of the module to be read 00 to FF F Command to read the firmware version Response Valid command AA Data CHKSUM CR Invalid command AA CHKSUM CR Delimiter character for a valid command Delimiter character for an invalid command AA Address of the responding module 00 to FF Data Firmware version string of the module There will be no response if the command syntax is incorrect there is a communication error or there is no module with the specified address Examples Command 01F Response 01A2 0 Reads the firmware version of module 01 and shows that it is version A2 0 Command 02F Response 02B1 1 Reads the firmware version of module 02 and shows that it is version B1 1 M 7084 User Manual Rev Al 0 7PH 013 A10 65 2 20 AAI Description Reads the INIT status Syntax SAAICHKSUMI CR Delimiter character AA Address of the module to be read 00 to FF I Command to read the INIT status Response Valid Response AAS CHKSUM CR Invalid Response AA CHKSUMI CR Delimiter character for a valid response 2 Delimiter character for an invalid response AA Address of the r
52. nual Rev A1 0 7PH 013 A10 2 6 AA2 Description Reads the module configuration Syntax AA2 CHKSUMI CR Delimiter character AA Address of the module to be read 00 to FF 2 Command to read the module configuration Response Valid Command AATTCCFF CHKSUM CR Invalid Command AA CHKSUM CR Delimiter character for a valid command 7 Delimiter character for an invalid command AA Address of the responding module 00 to FF TT Type code of the module should be 00 for M 7084 CC Baud Rate code of the module see Section 1 9 for details FF Checksum and counter update direction settings of the module see Section 1 9 for details There will be no response 1f the command syntax is incorrect there is a communication error or there is no module with the specified address M 7084 User Manual Rev A1 0 7PH 013 A10 39 Examples Command 012 Response 01000600 Reads the configuration of module 01 Related Commands Section 2 1 7 AANNTTCCFEF Related Topics Section 1 9 Configuration Tables 40 M 7084 User Manual Rev A1 0 7PH 013 A10 2 7 AA3N Description Reads the maximum counter value of channel N Syntax AA3N CHKSUM CR Delimiter character AA Address of the module to be set 00 to FF 3 Command to read the maximum counter value of a channel N Specifies the channel to be read 0 7 Response Valid command AA Data CHKSUM CR Invalid command AA CHKSUMT CR Delimiter
53. r for a valid command Delimiter character for an invalid command AA Address of the responding module 00 to FF There will be no response 1f the command syntax is incorrect there is a communication error or there is no module with the specified address M 7084 User Manual Rev A1 0 7PH 013 A10 75 Examples Command 01BB3A Response 01 Sets the battery backup counter function of channels 1 3 4 and 5 for module 01 to be enabled and returns a valid response Related Commands Section 2 24 AABB Note The command is not available to the channels that are set to type code 51 frequency measurement 76 M 7084 User Manual Rev A1 0 7PH 013 A10 2 26 WAAFA Description Reads the automatic frequency mode status of each channel Syntax AAFA CHKSUM CR Delimiter character AA Address of the module to be read 00 to FF FA Command to read the automatic frequency mode Status Response Valid Command AAVV CHKSUM CR Invalid Command AA CHKSUM CR Delimiter character for a valid command Delimiter character for an invalid command AA Address of the responding module 00 to FF VV A two digit hexadecimal value where bit 0 corresponds to channel 0 bit 1 corresponds to channel 1 etc When the bit is 1 it means that the automatic frequency mode is enabled for the channel and O means that the automatic frequency mode is disabled for the channel There will be no response if the command syntax is i
54. re is a way to check whether the module is reset please refer to Section A 5 Reset Status for details o For details of frequency measurement please refer to Section A 6 Frequency Measurement 6 M 7084 User Manual Rev Al 0 7PH 013 A10 1 2 Terminal Assignment 0V9 LL 09 1v9 099 1v9 099 2WO CNO EVO 289 VO 289 0VO VD Oz o angla sa 3 Viva S VLVO A LVO 9989 119 999 9V9 9Y9 Sv9r VEO SVO VE9 L M 7084 User Manual Rev A1 0 7PH 013 A10 1 3 Specifications 1 3 1 1 0 Specifications Counter Frequency Encoder Input Channels 4 channel Up Down Counter CW CCW 4 channel Direction Pulse Counter Bi direction 4 channel A B Phase Quadrant Counting 8 channel Up Counter 8 channel Frequency Contact Wet Sink Source NPN PNP Sink Types Counter Frequency Encoder Counter Encoder Bits 32 bit 4 294 967 295 On Voltage Level 3 5 VDC 30 VDC Off Voltage Level 1 VDC Max Programmable Digital Filter 1 32767 us Individual Channel Configuration Yes Counter Mode Up Up Down Encoder Mode CW CCW Direction Pulse AB Phase Frequency Mode Yes Max Speed 3 5 VDC 10 VDC 200 kHz 10 VDC 30 VDC 150 kHz Frequency Accuracy 0 4 of Input Frequency Virtual Battery Backup to Preserve Yes Counter Values 8 M 7084 User Manual Rev Al 0 7PH 013 A10 1 3 2 System Specifications
55. rresponds to channel 1 etc When the bit is 1 it means that the battery backup counter is enabled for the channel and 0 means that the battery backup counter is disabled for the channel There will be no response if the command syntax is incorrect there is a communication error or there is no module with the specified address M 7084 User Manual Rev A1 0 7PH 013 A10 73 Examples Command 01BB Response 013A Reads the battery backup counter status for module 01 and returns a response of 3A meaning that battery backup counter for channels 1 3 4 and 5 are enabled and disabled for all other channels Related Commands Section 2 25 AABBVV Note The command is not available to the channels that are set to type code 51 frequency measurement 74 M 7084 User Manual Rev A1 0 7PH 013 A10 2 25 AABBVV Description Specifies the channels which battery backup counter function should be enabled Syntax AABBVV CHKSUM CR Delimiter character AA Address of the module to be read 00 to FF BB Command to enable the battery backup counter function VV A two digit hexadecimal value where bit 0 corresponds to channel 0 bit 1 corresponds to channel 1 etc When the bit is 1 it means that the battery backup counter is enabled for the channel and 0 means that the battery backup counter is disabled for the channel Response Valid Command AAVV CHKSUM CR Invalid Command 7AA CHKSUM CR Delimiter characte
56. se 03 Sets the type code for channel 1 of module 03 to be 30 The module returns an invalid response because the type code is invalid Related Commands Section 2 18 AA8CN Related Topics Section 1 9 Configuration Tables Note If the type code of a channel is set to one of 54 56 then the adjacent channel in the same pair will be set to the same type code 62 M 7084 User Manual Rev A1 0 7PH 013 A10 2 18 AA8CN Description Reads the type code information of a channel Syntax A A8CN CHKSUM CR Delimiter character AA Address of the module to be read 00 to FF 8 Command to read the type code of a channel CN N specifies which channel to access for the type code information N 0 7 Response Valid Response AACNRVV CHKSUM CR Invalid Response AA CHKSUM CR AA CN RVV Delimiter character for a valid response Delimiter character for an invalid response or invalid channel Address of the responding module 00 to FF N specifies which input channel to access to retrieve the type code information VV represents the type code of the specified input channel Refer to the Analog Input Type Setting table in Section 1 9 for details M 7084 User Manual Rev A1 0 7PH 013 A10 63 There will be no response 1f the command syntax 1s incorrect there is a communication error or there is no module with the specified address Examples Command 018C0 Response 01COR50 Reads the channel 0 i
57. se is to prevent problems due to network communication errors or host malfunctions When a host watchdog timeout occurs the module will reset all outputs to a safe state in order to prevent any erroneous operations of the controlled target I 7000 and M 7000 series modules include an internal Dual Watchdog making the control system more reliable and stable For more information regarding the Dual Watchdog please refer to Chapter 5 of the Getting Started For I 7000 Series Modules manual that can be downloaded from the ICP DAS website http www icpdas com 124 M 7084 User Manual Rev Al 0 7PH 013 A10 A 3 Frame Ground Electronic circuits are constantly vulnerable to Electro Static Discharge ESD which become worse in a continental climate area Some I 7000 and M 7000 modules feature a new design for the frame ground which provides a path for bypassing ESD allowing enhanced static protection ESD capability and ensures that the module is more reliable Either of the following options will provide a better protection for the module 1 If the module is DIN rail mounted connect the DIN rail to the earth ground because the DIN rail is in contact with the upper frame ground as shown in the figure below 2 Alternatively connect the lower frame ground terminal to a wire and connect the wire to the earth ground as shown in the figure below Frame Ground
58. ser Manual Rev A1 0 7PH 013 A10 2 3 HAAN Description Reads the input of channel N Syntax AAN CHKSUM CR Delimiter character AA Address of the module to be read 00 to FF N The channel to be read zero based Response Valid Response gt Data CHKSUM CR Invalid Response 2 AA CHKSUM CR gt Delimiter character for a valid response 7 Delimiter character for an invalid response An invalid command is returned 1f the specified channel is incorrect Data Input data of the specified channel see Section 1 9 for details of the data format AA Address of the responding module 00 to FF There will be no response 1f the command syntax is incorrect there is a communication error or there is no module with the specified address M 7084 User Manual Rev A1 0 7PH 013 A10 33 Examples Command 032 Response gt 00001234 Reads data from channel 2 of module 03 Command 029 Response 02 Reads data from channel 9 of module 02 An error is returned because channel 9 is invalid Related Commands Section 2 1 7 AANNTTCCEFF Section 2 6 AA2 Related Topics Section 1 9 Configuration Tables 34 M 7084 User Manual Rev A1 0 7PH 013 A10 2 4 AAON Description Reads the low pass filter time of channel N Syntax AAON CHKSUM CR Delimiter character AA Address of the module to be set 00 to FF 0 Command to read the low pass filter time of a channel N Specifies the channel to be read 0
59. switch must be in the INIT position The new protocol is saved in the EEPROM and will be effective after the next power on reset Response Valid Response AASC CHKSUM CR Invalid Response 2 AA CHKSUM CR Delimiter character for a valid response Delimiter character for an invalid response AA Address of the responding module 00 to FF There will be no response 1f the command syntax is incorrect there is a communication error or there is no module with the specified address M 7084 User Manual Rev A1 0 7PH 013 A10 71 Examples Command 01P1 Response 201 Sets the communication protocol of module 01 to Modbus RTU and returns an invalid response because the module is not in INIT mode Command 01P1 Response 01 Sets the communication protocol of module 01 to Modbus RTU and returns a valid response Related Commands Section 2 22 AAP 72 M 7084 User Manual Rev A1 0 7PH 013 A10 2 24 AABB Description Reads the battery backup counter status of each channel Syntax GAABB CHKSUMI CR Delimiter character AA Address of the module to be read 00 to FF BB Command to read the battery backup counter status Response Valid Command AAVV CHKSUM CR Invalid Command AA CHKSUM CR Delimiter character for a valid command Delimiter character for an invalid command AA Address of the responding module 00 to FF VV A two digit hexadecimal value where bit 0 corresponds to channel 0 bit 1 co
60. ter 0 to 7 two registers for each R W channel 40161 Frequency measurement timeout in 100ms 1 255 R W 40162 Low pass filter time for channel 0 and 1 in us 1 R W 32767 40163 Low pass filter time for channel 2 and 3 in us 1 R W 32767 40164 Low pass filter time for channel 4 to 7 in us 1 R W 32767 40257 40264 Type code of channel 0 to 7 R W 40481 Firmware version low word R 40482 Firmware version high word R 40483 Module name low word R 40484 Module name high word R 40485 Module address valid range 1 247 R W 40486 Bits 5 0 R W Baud rate valid range 3 10 Bits 7 6 00 8 data bits no parity 1 stop bit 01 8 data bits no parity 2 stop bit 10 8 data bits even parity 1 stop bit 11 8 data bits odd parity 1 stop bit 40488 Modbus response delay time in ms valid range 0 R W 30 40489 Host watchdog timeout value 0 255 in 0 1s R W 40490 Start stop counting bit O for chO bit 1 for chl R W 00h FFh 40492 Host watchdog timeout count write 0 to clear R W 118 M 7084 User Manual Rev A1 0 7PH 013 A10 Address Description Attribute 00033 00040 Input status after XOR mask for channel 0 to 7 R 00041 00048 Input status after low pass filter for channel O to7 R 00065 00072 Counter overflow status for channel 0 to 7 Write 1 R W to clear 00257 Protocol 0 DCON 1 Modbus RTU R W 00261 1 enable 0 disable host watchdog R
61. ter character for an invalid command AA Address of the responding module 00 to FF There will be no response 1f the command syntax is incorrect there is a communication error or there is no module with the specified address 100 M 7084 User Manual Rev A1 0 7PH 013 A10 Examples Command 010 Response 0104 Reads the host watchdog status of module 01 and shows that a host watchdog timeout has occurred Command 011 Response 01 Resets the host watchdog timeout status of module 01 and returns a valid response Command 010 Response 0100 Reads the host watchdog status of module 01 and shows that no host watchdog timeout has occurred Related Commands Section 2 36 Section 2 37 AAO Section 2 39 AA2 Section 2 40 AA3EVV Related Topics Section A 2 Dual Watchdog Operation M 7084 User Manual Rev A1 0 7PH 013 A10 101 2 39 AA2 Description Reads the host watchdog timeout value of a module Syntax AA2 CHKSUM CR Delimiter character AA Address of the module to be read 00 to FF 2 Command to read the host watchdog timeout value Response Valid command AAEVV CHKSUM CR Invalid command AA CHKSUM CR Delimiter character for a valid command 7 Delimiter character for an invalid command AA Address of the responding module 00 to FF E 1 the host watchdog is enabled 0 the host watchdog is disabled VV Two hexadecimal digits to represent the timeout value in tenths of a second for ex
62. the input channels If the host is a PC with a Windows operating system installed the DCON Utility can be used to allow easy configuration and reading of data The DCON Utility can be downloaded from the ICP DAS website http www icpdas com The documentation for the DCON Utility can be found in the Getting Started For I 7000 Series Modules manual M 7084 User Manual Rev Al 0 7PH 013 A10 13 Please refer to the I 7000 Bus Converter User s Manual and Getting Started For I 7000 Series Modules manuals for more details The Getting Started For 1 7000 Series Modules manual can be downloaded from the ICP DAS website http www icpdas com 14 M 7084 User Manual Rev A1 0 7PH 013 A10 1 8 Default Settings Default settings for the M 7084 modules are as follows o o o o Protocol Modbus RTU Module Address 01 Type Type 50 up counter Baud Rate 9600 bps M 7084 User Manual Rev A1 0 7PH 013 A10 1 9 Configuration Tables Baud Rate Setting CC 7 6 5 4 3 2 1 0 Data Baud Key Description Baud Baud Rate 03 1200 04 2400 05 4800 06 9600 07 19200 08 38400 09 57600 OA 115200 Data Data Format 0 eight data bits no parity and one stop bit 1 eight data bits no parity and two stop bit 2 eight data bits even parity and one stop bit 3 eight data bits odd parity and one stop bit Type Setting TT Type Cod
63. w icpdas com tw contact_us contact_us html When requesting technical support be prepared to provide the following information about your system 1 Module name and serial number The serial number can be found printed on the barcode label attached to the cover of the module 2 Firmware version See Sections 2 19 and 3 1 for information regarding the command used to identify the firmware version 3 Host configuration type and operating system 4 If the problem is reproducible please give full details describing the procedure used to reproduce the problem 5 Any specific error messages displayed If a dialog box with an error message is displayed please include the full text of the dialog box including the text in the title bar 6 If the problem involves other programs or hardware devices please describe the details of the problem in full 7 Any comments and suggestions related to the problem are welcome ICP DAS will reply to your request by email within three business days 24 M 7084 User Manual Rev Al 0 7PH 013 A10 2 DCON Protocol All communication with I 7000 modules consists of commands generated by the host and responses transmitted by the I 7000 modules Each module has a unique ID number that is used for addressing purposes and is stored in non volatile memory The ID is 01 by default and can be changed using a user command All commands to the modules contain the ID address meaning that only the addressed

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