User manual - Diffusion Service
Contents
1. 0x5354 ASCII code ST Store Configuration in non volatile memory 0x5253 ASCII code RS Restore default configuration values 0x5254 ASCII code RT RESET Cold Start LED Status Meaning RUN Blinking __ When in communication OFF Communication not present ERR Blinking Modbus error Flat blade OFF No error Device working screwdriver ST 0 4x2 5 mm Aways OFF PWR ON Module Power Supply ON OFF Module Power Supply OFF Baud Rate and Node ID configuration Output Registers Name Access Notes Baud Rate Node ID 801 NodeA R W Node Address Register Baud rate Lo Valid ID Node 802 BaudR RW Baud Rate Register Lo switch bps oes switch 300 1 address 1 Baud Rate Register Value Node Address Register Value 1o 2 faceless 2 300 0 0 reserved 0 4800 eS OxF7 mie 247 1200 1 1 9600 2400 2 19200 4800 3 we 9600 4 247 OxF7 19200 5 248 256 reserved OxF8 0XFF Procedure for Node Address and Baud Rate configuration The HI and LO hexadecimal rotary swithches set the module s Baud Rate and MODBUS Node Address To configure the module follow the procedure 1 Turn the Power OFF 2 Set the HI and LO switches to F 3 Turn the Power ON 4 Select the desired Baud Rate value by setting the LO switch following the table e g 4 for 9600 bps 5 Shift the HI switch to E all the modul2. LOCAL BUS152 Termination Adapter AP S2 TERM CAN
3. Signal DAC conditioning Digital Input writing attempted 1 t Local Value state 1 Invalid Input Data 1 Lgl se a Dummy Data Field 0 fill 1 Output Data Valid 1 Function Code 08 Diagnostics The only supported sub code is 0 Return Query Data Data Type Address Range Sub range Data sub type Common Digitals 1 100 Physical Digital 1 0 Digital outputs Name Access Notes ai i aoo 701 200 Digital 1 0 Extension rgia cupu EEIE 9 201 300 Alarms l 397 Parity R W i Erabi T 301 400 Status variables Enable 1 120 Field Process 1 0 Data 0 Even 121 200 Device Id Info Area 398 EvenOdd Rw 1 Odd 201 300 Field Process I O Extension 301 400 Non retentive Device Management Registers hove 401 800 Retentive Device Management 801 1000 Configuration Data 1001 1050 Diagnostics 1101 1200 Reserved registers Writing and reading data length limits Number of Digital Outputs to be written in a single message Max 128 Number of Digital 1 0 to be read in a single message Max 160 Number of Output Registers to be written in a single message Max 16 Number of 1 0 Registers to be read in a single message Max 125 Common Registers Output Registers Name Access Notes Hexadecimal rotary switches service and I O LEDs 400 StackCom R W Modbus Stack Command Register Commands 0x0 Normal State
4. function code received in the query is not an o o allowable action for the server or slave Temperature A 0 1650 condensing Ait condensing 02 ILLEGAL DATA The data address received in the query is not an SAEN eae i ADDRESS allowable address for the server or slave haa Appropriate measures must For a short period slight 03 ILLEGAL DATA A value contained in the query data field is not an Humidity y a a aeh may appear VALUE allowable value for server or slave Mounti Veri y gt i Of Hie HOUSING 07 NEGATIVE The server or slave is in the wrong state to process ounung ertical Ireeralr ACKNOWLEDGE a request of this type or an attempt to write to a read Protection IP20 NAK only address has been made Vibrations 3 axes 10 57Hz 0 0375mm 57 150Hz 0 5g Code 07 has not been provided by Modbus org Protocol Use it for ASCON products com Shock 3 axes 15g 11ms half sine patibility only Functional Block Diagram Function Code 07 Read Exception Status i The analogue output function block describes for each output channel how received values are actuated An error mode value is provided as well The signal conditioning block only traduces a 16 bit integer into linear physical or engineering values i e e 0x0000 gt min value OV 4mA OmA other user defined engineering units e OxFFFF gt max value 10V 20mA other user defined engineering units bit 7 6 5 3 2 1 0 X X X X i status 0 0 0
5. in the appropriate register the device restores the default parameters The signature is RS The new configuration becomes active after a reset i e after a Power Down or a reset command signature RT See Register 400 es Node address change by serial communications 1 Write the new address in register 801 NodeA Write value 2 Write 0x5354 ASCII code ST to register 400 Store value 3 Write 0x5254 ASCII code RT to register 400 Cold reset Modbus Module Name Access Description default The retentive device management data registers 401 800 are immediately address registers hex valid after writing To maintain the values after a power OFF ON cyle the com 0 OutA0 1 R W AOValue 1 mand Store ST must be executed 7 8 OutA0 8 R W AO Value 8 120 121 ManuCode R Manufacturer Code 0258 121 122 ProdCode 1 R Product Code 1 3038 122 123 ProdCode 2 R Product Code 2 484C 123 124 RelCode 1 R Hardware Release Code 124 125 RelCode 2 R Software Release Code 125 126 SpecialCode R Special Product Code 126 127 ProdCode 3 R Product Code 3 414F 188 189 Usr 1 R W User Defined Register 1 FFFF 189 190 Usr 2 R W User Defined Register 2 FFFF i He Usr n R W User Defined Register n FFFF 197 198 Usr 10 R W User Defined Register 10 FFFF 400 401 HI_Ch 1 R W High range 1 7FFF m ae RW 7FFF 407 408 HI_Ch 8 R W High range 8 7FFF 408 409 LO_Ch 1 R W Low range 1 8000 Ba Bad a RW 8000 4
6. 15 416 LO_Ch 8 R W Low range 8 8000 416 417 DecPointCh 1 R W Number of decimal digits Ch 1 FFFF R W FFFF 423 424 DecPointCh 8 R W Number of decimal digits Ch 8 FFFF 473 474 PO OutAO 1 R W Power ON or error mode value Ch 1 0000 W a a is R m 0000 AO 480 481 PO OutAO 8 R W Power ON or error mode value Ch 8 0000 j 800 801 Node R W Node Address Register 00F7 Serial Bus channels 801 802 BaudR R W Baud Rate Register 0004 810 811 OutTypeCh 1 R W Channel 1 Output type 0000 me P RNA 0000 817 818 OutTypeCh 8 R W Channel 8 Output type 0000 Power supply 800Vp A WARNING The data written at retentive and configuration registers are stored in EEPROM see Address Map organisation paragraph for details This type of memory has a limited number of writing cycles Also if this number is very high about 100000 cycles this limit can be easily reached if the storing process is forced through a serial communications line Please check that the storing procedure of these registers is not performed automatically The user should refer to the following list of documents 1 MODBUS ORG MODBUS Application Protocol Specification V1 1a June 2004 Power Supply 45W 24Vdc 2A AP S2 AL DR45 24 Power Supply 120W 24Vdc 5A AP S2 AL DR120 24 Additional Terminal Block 2x11 AP S2 TB 211 1 Female Plug 11 Screw clamp AP S2 SPINA V11 Female Plug 11 Spring clamp AP S2 SPINA M11 RJ45 terminated cable 14cm AP S2 LOCAL BUS76 RJ45 terminated cable 22cm AP S2
7. ASCON TECNOLOGIC IS09001 Certified Ascon Tecnologic S r l via Indipendenza 56 27029 Vigevano PV Italia Tel 39 0381 69871 Fax 39 0381 698730 mod 10 MB A0 08HL M U 10 MB AO 08HL 3 09 02 Cod J30 478 1A01 08HL E User manual Contents Characteristics Functional Block Diagram Function Codes used by the module Diagnostics MODBUS Address Map organisation MODBUS 1 0 Module 8 High Level Analogue Outputs mod I10 MB A0 08HL 8 Analogue Outputs for e0 10 V default e4 20 mA e0 20 mA Hardware Setup Common parameters Module parameters www ascontecnologic com F Wee MODBUS Map summary Parameters Store Restore BR 48 Three way isolation diagram Applicable standards The AO O8HL module is suited for the Modbus IDA Organization protocol 1 and implements a subset of it as explained in the text MODBUS is a registered trademark of Schneider Automation Inc A Warninc The product described in this manual should only be installed operated and maintained by qualified application programmers and software engineers who are familiar with automation safety concepts and applicable national standards Characteristics Function Codes used by the module Technical data Functions hex Accuracy at 25 C 0 1 FS Physical Digital Inputs Read Inputs status 02 02 Temperature coefficient 0 005 FS K Bit I
8. e service LEDs should flash 6 Turn the Power OFF Now configure Node ID 7 Set the HI and LO switches to the desired valid Node ID following the table 8 Turn the Power ON Alternatively at step 7 set the value 00h default value Then at the next Power ON the last valid stored value will be resumed as Node ID The default values are Baud Rate 9600 bps Node ID 247 Module Identity Registers Output Registers Name Access Notes 121 ManuCode R Manufacturer Code 122 ProdCode 1 R Product Code 1 123 ProdCode 2 R Product Code 2 124 RelCode 1 R Hardware Release Code 125 RelCode 2 R Software Release Code 126 SpecialCode R Special Product Code 127 ProdCode 3 R Product Code 3 User defined Registers Output Registers Name Access Notes 189 Usr 1 R W User Defined Register 1 retentive 190 Usr 2 R W User Defined Register 2 retentive 198 Usr 10 R W User Defined Register 10 retentive Module parameters Output type selection Output Registers Name Access 811 InTypeCh 1 R W A a R W 818 InTypeCh 8 R W Notes See selection codes Selection codes Type Register Value V O 10 0 mA 0 20 1 mA 4 20 2 Analogue Output Output Registers Name Access Notes 1 OutA0 1 R W The n th index from 1 to 8 R W contains the scaled output value if Power ON or error mode values not programmed 8 OutA0 8 R W Deci
9. mal points Output Registers Name Access Notes 417 DecPointCh 1 R W Decimal point position only for supervision purposes 424 DecPointCh 8 Does not change the actual output value Analogue Output Power ON or Error Value Output Registers Name Access Notes 474 PO OutAO 1 R W Device failures shall set the out RW puts to the value configured by ae these registers Default 0 481 PO OutA0 8 R W Scaling outputs HI range Output Registers Name Access Notes 401 HI_Ch 1 R W Signed integer value B E R W from 0x8000 Ox7FFF 408 HL_Ch 8 RW from 32768 32767 LO range Output Registers Name Access Notes 409 LO_Ch 1 R W Signed integer value mee a R W from 0x8000 Ox7FFF 46 LO Ch 8 RW from 32768 32767 Scaling example A High range Ox7FFF 32767 Low range 0x8000 32768 Modbus Module Name Access Description default This module allows parameters to be saved in a non volatile memory In order address digital I O hex to avoid storing configuration data parameters registers 801 1000 by mista 396 397 Parity RW O Parity Disabled 1 Parity Enabled 0 ke storage is only executed when a specific signature is written to the appro 397 398 EvenOdd R W 0 Parity Even 1 Parity Odd 0 priate register The signature is ST Similarly the default values of parameters are restored On receipt of the correct signature
10. nternal Bits Or Read Coil status 01 01 Load impedance mA lt 6002 access Physical Digital Write Single Coil 05 05 Vv gt 60002 a Digital resolution 16 bit Data output Write Multiple Coils 15 OF 0 10 V access Physical Input Registers Read Input Register 04 04 420 mA or internal Registers ead Holding Registers Output ranges 0 20 mA Word Internal Regist Read Holding Regist 03 03 Conversion time 4 channels Enhanced mode 20 ms access Or Physical Output Write Single Register 06 06 Overvoltage protection 30V Registers Write Multiple Registers 16 10 Diaonostics Read Exception status 07 07 E Diagnostics 08 08 The function codes provided for all the modules are a subset of the Public Function Codes validated by the Modbus IDA Organization General 3 way isolation Channel to channel to logic no isolation see last page channels logic to serial bus to power supply 800 Vp Function 01 and Function 02 can be used to read both digital output and digital input Power supply 24 Vdc 15 25 Consuption 6 W Function 03 and Function 04 can be used to read both output and input registers Dimensions L 76 H 110 W 65 Weight 220g Safety regulations Isolation class II 50 Vrms Installation cathegory II reas e EN61010 1 Pollution degree 2 Diagnostics CE marking ee MODBUS Exception Responses Environment Code Name Meaning Operating Storage 01 ILLEGAL FUNCTION The
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