1-WIRE to MODBUS-RTU Measuring Module ADA-401WP - CEL-MAR
Contents
1. 11 n M ME SOR AD DIN G U V 11 5 3 2 CHANGING SENSORS 13 5 3 2 1 SENSOR DISPLACEMENIT eee ueeeaeeaae aaa aaa aaa aaa aaa aaa zaa 13 5 3 2 2 SENSORS EXCHANGE aoc nowy er Ee pd a IU nri Pc dad e AEC EE 13 5 3 2 3 CHANGING TEMPERATURE SENSORS ORDER BY THE USE OF AAS PROCEDURE 1 13 5 9 9 SENSORS RL IL GMA CE EE iR D cac Poil E d isi Milo rg Dri el PI ag Pia dn 14 5 3 4 MEASUREMENT CHANNEL PARAMETERS CONFIGURATION eee aaa m I n I 00000000 14 SAVIING WO A a E E 14 5 5 PRINTING OF CONFIGURATION 2 Dese dE ZEE WEW ID Siwe ib inc rcr 15 5 6 FIRMWARE UPDATE RERRKMK 15 5 7 EMERGENCY FIRMWARE UPDATE e eeeueeaeea eee aaa a aaa aaa aaa aaa aaa aaa 15 5 8 FACTORY DEFAULT PA EE EP TATE 16 6 DIAGNOSMGSauce2. 24 7 3 1 9 FUNCTION 0x03 0x04 READOUT OF TEMPERATURE VALUE OF SENSOR PT100 PT500 PT1000 FROM MEASURING CHANNEL 4X 24 7 3 1 10 FUNCTION 0x03 0x04 READOUT OF VOLTAGE VALUES 0 10V DC FROM MEASURING CHANNEL 4X 3X REFERENCES mu lE IEEE ET 7 3 1 11 FUNCTION 0x03 0x04 READOUT OF AMPERAGE VALUES 0 20mA DC FROM MEASURING CHANNEL 4X E nisampis leuc 24 7 3 2 FUNCTION 0X03 0X04 READOUT OF CIRCUIT SERIAL NUMBER FROM MEASURING CHANNEL 4X 3X REFERENCES Jd C T 25 7 3 3 FUNCTION 0X03 0X04 READOUT OF MEASURING CHANNEL STATUS 4X 3X REFERENCES 26 JEdde eiqgem 27 ADA 401WP CEL MAR Zak ad Informatyki i Elektroniki 1 GENERAL INFORMATION Thank you for your purchase of CEL MAR Company product This product has been completely tested and is covered by a two year warranty on parts and operation from date of sale If any questions or problems arise during installation or use of this product please do not hesitate to contact Technical Support at 48 41 362 12 46 or e mail support cel mar pl 1 1 WARRANTED INFORMATION ADA 401WP module is covered by a two year warranty from date of sale The warranty does not cover damage caused from impr
3. 4 ZZ DESCRIPTION soc VE Eu nun E 5 2 3 1 E 6 6 SM I REB OI MMC SEARCH RE a ad 6 Ex ME ieeissBlcm 6 3 2200 NNEGTION TOXCOMBUNEIRS 1 Sn Dro eee aseo prec 6 3 3 CONNECTION RS485 RS422 nnne reser rese irse irse rese tese aaa 6 3 9 1 GND TERMINAL iwa ith a Da Oba ri Deae Paco raga cvs T saR cae 7 332 CINE TERMINATION MEERETEIERERTEREEUIPM 7 3 4 CONNECTION TO 7 3 4 1 CONNECTION TEMPERATURE 5 7 3 4 2 SUPPORTED SENSORS WITH 1 WIRE 8 3 4 3 SUPPORTED CIRCUITS WITH 1 WIRE 2 404 4 07 1 rna 8 3 4 4 1 WIRE NETWORK 8 3 5 POWER
4. Chan Sensor SN Location Val Hi Offset Enable Assigned Progress Value U m V lt YL 64 ard 0 288F92E502000063 ROOM 1 15800 25 00 0 00 Enable Assigned 5 Measure channels s m tojn 1 26C0532301000076 ROOM 15 00 25 00 0 00 Assigned COM6 2 26BF FBCOODDODE6 ROOM 1 30 00 60 00 0 00 Enable Assigned X RH BALE 9600 bps v 3 26 34 2301000084 ROOM 1 830 00 1000 00 0 00 Enable Assigned hPa SEN 4 26DC54C500000048 ROOM 2 200 5000 0 00 Enable Assigned zsa 5 23041D1600000040 ROOM 3 0 00 0 00 0 00 Enable Assigned DO Parity None Brak v 6 26BF5323010000CA ROOM 4 400 00 1000 00 0 00 Enable Assigned ppm C02 Stop Bits 1 Bit Stopu v 2810174001000023 ROOM 4 18 00 25 00 0 00 Assigned Timeout ms 500 SUE oo 1000 000 1 000 Enable Assigned g 1000 100 1 000 Enable Assigned MODBUS function 003 10 0 00 0 00 0 00 Enable Assigned Sound alarm for value ERROR O VL and VH of measures 1 0 00 0 00 0 00 Enable Assigned 12 E 000 1 000 0 00 Enable Assigned m is diagnostic 13 prem 1000 000 1 O00 Enable Assigned m 14 aus 000 000 0 00 Enable Assigned D 15 alid 000 000 1 000 Enable Assigned m 16 1000 1 000 1 000 Enable Assigned m DE i 000 1 000 1 O00 Enable Assigned m 38 Puer 1000 000 1 000 Enable
5. Query of circuit serial number from channel nr 0 Byte no Designation Size Value hex 00 Module address 1 Byte 01 01 to F7 01 Function code 1 Byte 03 04 02 Registry address Hi 1 Byte 01 03 Registry address Lo 1 Byte 90 04 Registry number Hi 1 Byte 00 05 Registry number Lo 1 Byte 04 06 CRC Lo 1 Byte 07 CRC Hi 1 Byte Example Readout of circuit serila number from measuring channel nr 0 address 40401 to 40404 address 30401 to 30404 01 03 01 90 00 04 CRCLo CRCHi 01 04 01 90 00 04 CRCLo CRCHi Response Byte no Designation Size Value hex 00 Module address 1 Byte 01 01 to F7 01 Function code 1 Byte 03 04 02 Number of data bytes N Byte 08 dependent on query 03 S NO Hi 1 Byte 26 04 S N1 Lo 1 Byte 10 05 S N2 Hi 1 Byte 17 06 S N3 Lo 1 Byte 40 07 S N4 Hi 1 Byte 01 08 S N5 Lo 1 Byte 00 09 S N6 Hi 1 Byte 00 10 S N7 Lo 1 Byte 23 11 CRC Lo 1 Byte 12 CRC Hi 1 Byte Example Readout of circuit serila number from channel nr 0 address 40401 to 40404 address 30401 to 30404 25 ADA 401WP CEL MAR Zak ad Informatyki i Elektroniki 01 03 08 26 10 17 40 01 00 00 23 CRCLo CRCHi 01 04 08 26 10 17 40 01 00 00 23 CRCLo CRCHi In the response circuit serial number from channel 0 26 10 17 40 01 00 00 23 Response in case of error Byte no Designation Size Value hex 00 Modu
6. Address Address Number of Data address 3X 4X measuring for measuring Data description Attribute Value F04 F03 channel channel 30656 40656 63 655 serial number SN C63 B0 B1 R 16 bit register 7 2 FRAME STRUCTURE OF MODBUS RTU PROTOCOL Device address 1 byte Function 1 byte Data n bytes CRC 16Lo 1 byte CRC 16Hi 1 byte 7 3 USED FUNCTIONS OF MODBUS RTU PROTOCOL Function code Description 03 0x03 Readout of measurement value and measuring channel condition 04 0x04 Readout of measurement value and measuring channel condition 7 3 1 READOUT OF THE VALUES FROM THE MEASUREMENT CHANNELS 7 3 1 1 FUNCTION 0x03 0x04 READOUT OF TEMPERATURE FROM MEASURING CHANNEL 4X 3X REFERENCES Function 0x03 0x04 are used for readout of the value from measuring channel sensor The mesurement value from measuring channel sensor is presented by a 16 bit register The registers with measuring value are in the format of 16 bit signed integer C C type short int The real value of temperature in C 55 125 C obtained from the read register according to below algorithm by use appropriate factor value DW 100 table below Measured adjusted Value t Measured adjusted Value RAM t Temperature C 100 PT1000 sensor s temperature C PT1000 10 Relative humidity RH 10 0 10VDC transducer V 010 100 Lighting natural or
7. 16 6 1 GENERAL MODULE 5 5 2 8582 8 aaa rese reser aa tree tres t rese trsse trenes rese rise tese 16 6 1 1 RS485 INTERFACE DIAGNOSTICS eee eee eee aa ea aaa wawa aaa aaa aaa 17 6 1 2 1 WIRE INTERFACE 5 0 20 0 0000000000 iza aaa aa rsa 17 6 1 3 ADDITIONAL DIAGNOSTICS OF 1 WIRE 5 17 6 1 4 SYSTEM DIAGNOSTIGS ae aa ai senec Farb Dp RR P roy divans sr cu Aa rwr Dna o Fac E ral Dl D E 17 6 2 DIAGNOSTIC OF MEASUREMENT 5 17 6 3 DIAGNOSTIC OF MODBUS 8 rer rens 18 6 3 1 CONFIGURATION OF MODBUS RTU 20 4400000000 0 19 6 3 2 MODULE MONITORING 5 5 20 7 IMPLEMENTATION OF MODBUS RTU 20 7 1 TABLE OF MODBUS RTU 55 5 1 aaa pea sessi sse pe sse e pase sese parue 21 7 1 1 MODBUS REGISTERS MEASURING CHANNELS READOUT BY FUNCTION 04 3X REFERENCES INPUT REGISTERS OR FUNCTION 03 4X REFERENCES HOLDING 5 5 21 7 2 FRAME STRUCTURE OF MOD
8. 8 R Configuration 6 3 Communication Measure channels Measurement configuration Automatic Assign Temperature Sensor to Measure Channel MODBUS monitoring Measuring data format Sign INT 16 bits Enable Automatic Assign Temperature Sensor to Measure Channel Pause between readout 3 sec 1 255 Temperature AAS 30 0 50 Enable single reading sensors Enable write TL and TH registers for DS18xxx Read Configuration from Module Save Configuration to Module Module diagnostic 95495 diagnostic 1 WIRE diagnostic Frame errors counter 0 Read Counters Errors of searching counter 0 Read Counters Delete Counters Errors of measure reading n counter Parity errors counter 0 Delete Counters System diagnostic Read Counters WatchDog restarts counter D Delete WD Counter Power n restarts counter 0 Delete PO Counter Read Diagnostics Button restarts counter D Delete Bt Counter Brown Out restarts counter 0 Delete Counter Fig 12 View of main diagnostics of module 16 ADA 401WP CEL MAR Zak ad Informatyki i Elektroniki 6 1 1 RS485 INTERFACE DIAGNOSTICS Frame errors counter and parity errors counters are refreshed pressing button Read Counter In order to reset the counter from module memory press button Delete Counters Frame errors counter is increased e g errors from incorrect speed to actual speed of data transmitted Parity error counter cou
9. Assigned T 18 000 000 O00 gt Enable Assigned E XE P 1000 000 1 000 Enable Assigned m 21 di 1000 000 1 O00 Enable Assigned m umm gt 1000 1000 1 000 Enable Assigned K nn HH mam mam nam bn alee m M MODBUS communication log 40 03 03 84 00 64 OB 50 Rix 40 03 AD FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF Delete Log Tx 400301 EQ 00 50 44 ED Rx 40 03 C8 28 FF 26 05 26 02 26 01 26 04 23 02 26 07 28 FF FF 00 FF 00 FF 00 FF 00 FF 00 FF 00 FF 00 FF 00 FF 00 FF 00 FF FF 00 FF 00 FF 00 FF 00 FF OO FF OO FF OO FF 00 FF 00 FF 00 FF 0 Te An n2 m or nn EA Save Log gt For Help press F1 NUM Fig 14a View of MODBUS monitoring window configuration parameters of channels myconfig utl ADAUtil o x Configuration Edit View Help amp amp Configuration MODBUS Monitoring 5 icati I I re Chan Sensor SN Location Progress Value U m Y lt YL V VH Enable Assigned Busy Dete CRC 64 i 0 288 92 502000063 ROOM 1 c zs z Yes Yes No Yes 1 26C0532301000076 ROOM 1 Yes Yes No Yes OK COM port COM6 2 26BFOFSCOOOODJE6 RODM 1 X RH Yes
10. NETWORK LIMITATION The maximum length of 1 WIRE network as layouts producer can be even 400m and the maximum number of sensors can be 500 However when building the network remember that each sensor is a shortening of 0 5 meters and 100 meters of cable causes additional capacity load data line 5nF increasing signal distortion The real 1 WIRE network length and number of sensors will be less and will depend on type of cables topology connections quality connections interference from external electromagnetic fields RECOMMENDATIONS using one type of the cable we recommend computer twisted cables UTP 4x2x0 5 for 1 WIRE bus 1 WIRE network connection in linear topology or use the passive 1 WIRE network splitter DNB 400 ending the 1 WIRE network by sensor connecting unused wires and screen cable to PE rail of electrical installation powering ADA 401WP module from individual power supply 3 5 POWER SUPPLY CONNECTION The power supply to ADA 401WP module should be DC regulated from 10 V to 30V and minimum nominal power should be 3W e g ZS 12 250 or DR 15 12 Power cable from DC power supplies to device must not be longer than 3m Observe the polarity connect positive of DC power supplies to V and negative end to V terminal ADA 401WP has the protection from opposite connection power supply If after power on the front panel is not lit green LED PWR check the power connection polar
11. Sensors Montong Save Configuration to Module gn 0 ds 0 Reset 1 WIRE Bus Controler For Help press F1 NUM Fig 8 View of ADAUtil measuring channel configuration window After readout the configuration of measurement channels serial numbers of all searched sensors will be presented in the column Sensor SN The numbers of channel are assigned in order of search by the module Correctly identified sensor is assigned the appropriate unit of measure in column U m as in the table below Table indications of sensors Sensor paid Sensor Unit f measurement measurement Temperature C voltage converter 0 10V DC V U10 Relative humidity 96 RH current converter 0 2mA DC mA A20 Atmospheric pressure hPa 052401 circuit serial number S N Lighting natural or unnatural Lux Unrecognised sensor 22 Sunlight SLux Temperature adjuster TA C Percentage adjuster PA CO2 concentration in preparation CO2 ppm Sensor transducer PT100 to 1 WIRE C PT100 Sensor transducer PT500 to 1 WIRE C PT500 Sensor transducer PT1000 to 1 WIRE C PT1000 12 ADA 401WP CEL MAR Zak ad Informatyki i Elektroniki If before readout the configuration of measure channels were not connected temperature sensors to the module the list of the column U m will be empty In this case connect sensor s to ADA 401WP and again readout the configuration of measurement channels from ADA 401WP memory by pressin
12. Yes OK Baudiate 9600 bps v 26E34C2301000084 ROOM 1 hPa mm m Yes Yes OK Data bits 8 bit w 4 26DC5AC500000048 ROOM 2 SLux Yes Yes OK 5 29041D160000004D ROOM 3 DO E Yes Yes Wo OK None Brak v 6 26BF5323010000C ROOM 4 ppm 02 Yes OK Stop Bits 1 Bit Stop 7 2810174001000023 ROOM 4 Es BEEN ve OK Timeout ms S000 vx T Yes OK MODBUS function 0x03 v TT Yes OK 1 Sound alarm for value m Yes OK VL and VH of measures DUNT M Yes OK 1 WIRE diagnostic Yes DK Yes OK Yes OK LU Yes OK diii M Yes OK n Yes OK m Yes OK lt gt un Yes OK n Yes OK AE M Yes OK Monitoring UNE DH m Mee nv M gt MODBUS communication log T 40 03 06 40 00 64 4A Rx 40 03 C8 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 000000 Delete Log Tx 40 03 05 DC 00 64 8A 06 40 03 C8 00 19 00 13 00 3C 00 64 00 32 00 00 00 QA 00 19 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 DO 00 00 00 00 00 00 00 00000 y Te ANNA n amp nn EA Save Log lt gt For Help press F1 NUM Fig 14b View of MODBUS monitoring window work parameters of channels 6 3 1 CONFIGURATION OF MODBUS RTU COMMUNICATION MODBUS Monitori
13. measurement values by pressing the button Read Sensor Measure and Condition Continuous monitoring of measurement channels diagnostic and measuring value from sensors by pressing the button Sensors Monitoring Normal operating of 1 WIRE network no corruption of CRC all connected sensors are detected no readout error temperature After that can be set the switch section SW1 to RUN mode as in the table below SW1 1 SW1 2 OFF OFF Yellow LED will be OFF 6 3 DIAGNOSTIC OF MODBUS PROTOCOL After finishing diagnostic of measurement channels of each ADA 401WP module in installation can be started diagnostic and checking of correctness MODBUS protocol communication on RS485 bus The module should be in the RUN mode the SW1 micro switch should be setted like in the table below Sw1 1 SW1 2 OFF OFF Yellow LED will be OFF Start the ADAUtil software and in left window select branch Configuration gt Communication on left panel and on right select COM port used for MODBUS diagnostic Then select Configuration gt Communication gt ADA 401WP gt MODBUS Monitoring on right will be window MODBUS Monitoring 18 ADA 401WP EL Zak ad Informatyki i Elektroniki myconfig utl ADAUtil Configuration Edit View Help DSH eela E Configuration MODBUS Monitoring Communication
14. the firmware updating After that set micro switch SW1 to RUN mode as shown in the table below SW1 1 SW1 2 OFF OFF Yellow LED will be OFF 5 8 FACTORY DEFAULT In the case were the module has malfunction as a result of missing communication in the configuration mode value visualization of temperature measurement with the 0 5 C accuracy transmission errors on the 1 WIRE bus restore factory default and reset register Set the SW1 microswitch as in the table below SW1 1 SW1 2 OFF ON Then turn off the power and after while turn on the power of the module After that to internal registers of the module will be loaded factory default After successful restart of module sw1 switch to RUN mode as in the table below SW1 1 SW1 2 OFF OFF 6 DIAGNOSTICS 6 1 GENERAL MODULE DIAGNOSTICS Set the switch SW1 to configuration mode as shown in the table below SW1 1 SW1 2 ON OFF Yellow LED will blink with frequency 1 Hz the yellow LED is located alongside the SW1 switch under the upper terminal block connector cover Start the ADAUtil software and in left window select branch Configuration gt Communication gt ADA 401WP In the following sections diagnostic module can be checked correctness of transmission data by 5458 and 1 WIRE interfaces and stability of functioning of module ADAUtil o x Configuration Edit View Help D c a
15. the table below sw1 1 SW1 2 OFF OFF Yellow LED will be OFF 6 2 DIAGNOSTIC OF MEASUREMENT CHANNELS After configuration the measurement channels can be carried out their diagnosis and verify communication on 1 Wire bus In the purpose of readout measurement channels diagnostic set micro switch SW1 to configuration mode as shown in the table below SW1 1 SW1 2 OFF Yellow LED will blink with frequency 1 Hz Start ADAUtil software and select Configuration gt Communication on left panel and on right select COM port used for changing software Then select Configuration gt Communication gt ADA 401WP gt Measuring Channels and on right window press Readout Configuration form Module Scroll on right until to see the unit Diagnostic of channels On the screen are the columns Value measurement value readout from the sensor U m unit of measurement measured by the sensor V lt VL indicates that the value readout from the sensor is short then the lower limit of the value VL V gt VH indicates that the value readout from the sensor is equal to the lower limit of the value VH Enable indicates that the measurement channel is unblocked and measuring data and the status channel are being updating systematically Assigned indicates that sensor of serial number was assigned to measuring channel Busy indicates that sensor is processing data Detected indicates that the sensor o
16. yellow LED will be blink with frequency 1 Hz Attention Do not turn off the power during the firmware updating After that set micro switch SW1 to run mode as shown in the table below SW1 1 SW1 2 OFF OFF Yellow LED will be OFF 5 7 EMERGENCY FIRMWARE UPDATE In the case of the unsuccessful update of the module software try again according to description in point FIRMWARE UPDATE If the update is still incorrect use emergency firmware update Set the SW1 microswitch to Emergency Firmware Update mode as in the table below SW1 1 SW1 2 ON ON Restart the module by turning OFF and after while turning ON The yellow LED will light continuously and the module will be in emergency software mode and now follow the description below 15 ADA 401WP CEL MAR Zak ad Informatyki i Elektroniki Run ADAUtil software and select Configuration gt Communication on left panel and on right select COM port used for changing software Then select Configuration gt Communication gt ADA 401WP and press button Change Firmware window will open in which can be selected and opened file bin Software will be load to ADAUtil buffer storage and will be checked If the ADAUtil not detect errors in loaded file module software can be changed Process of software changing is visualized by ADAUtil in use of Progress Window and after proper changing confirmed by correct message Attention Do not turn off the power during
17. 09 40009 8 8 Measurement value R 16 bit register 30064 40064 63 63 Measurement value R 16 bit register Measuring Channel condition 30201 40201 0 200 Channel condition R 16 bit register 30202 40202 1 201 Channel condition R 16 bit register 30203 40203 2 202 Channel condition R 16 bit register 30204 40204 3 203 Channel condition R 16 bit register 30204 40204 4 204 Channel condition R 16 bit register 30206 40206 5 205 Channel condition R 16 bit register 30207 40207 6 206 Channel condition R 16 bit register 30208 40208 7 207 Channel condition R 16 bit register 30209 40209 8 208 Channel condition R 16 bit register 30264 40264 63 263 Channel condition R 16 bit register Readout the serial number circuit The serial number is 8 bytes BO B1 B7 30401 0 serial number 5 00 0 1 R 16 bit register 30402 0 serial number SN C00 B2 B3 R 16 bit register 30403 0 serial number SN C00 B4 B5 R 16 bit register 30404 0 serial number SN C00 B6 B7 R 16 bit register 30405 1 serial number 5 01 0 1 R 16 bit register 30406 1 serial number SN C01 B2 B3 R 16 bit register 30407 1 serial number SN C01 B4 B5 R 16 bit register 30408 40408 1 407 serial number SN C01 B6 B7 R 16 bit register 30653 40653 63 652 serial number 5 63 0 1 R 16 bit register 30654 40654 63 653 serial number 5 63 0 1 R 16 bit register 30655 40655 63 654 serial numberSN C63 B0 B1 R 16 bit register 21 ADA 401WP CEL MAR Zak ad Informatyki i Elektroniki
18. 1 to F7 01 Function code 1 byte 03 04 02 Registry address Hi 1 byte 00 03 Registry address Lo 1 byte C9 04 Registry number Hi 1 byte 00 05 Registry number Lo 1 byte 02 06 CRC Lo 1 byte 07 Hi 1 byte 26 ADA 401WP Example 2 channels status readout address 40201 to 40202 address 30201 to 30202 01 03 00 C9 00 02 CRCLo CRCHi 01 04 00 C9 00 02 CRCLo CRCHi Response Byte no Designation Size Value hex 00 Module address 1 byte 01 01 to F7 01 Function code 1 byte 03 04 02 Number of data bytes N byte 04 depend on inquiry 4 03 Status 1 Hi 1 byte 00 04 Status 1 Lo 1 byte 01 05 Status 2 Hi 1 byte 00 06 Status 2 Lo 1 byte 02 07 CRC Lo 1 byte 08 CRC Hi 1 byte Example 2 channels status readout address 40201 to 40202 address 30201 to 30202 01 03 04 00 01 00 02 CRCLo CRCHi 01 04 04 00 01 00 02 CRCLo CRCHi In respond channel status 0 to 1 is present as 4 byte with value channel O0 hi 00 lo 01 sensor during converting channel 1 hi 00 lo 02 detection of Response in case of error sensor CEL MAR Zak ad Informatyki i Elektroniki Byte no Designation Size Value hex 00 Module address 1 byte 01 1 to F7 01 Function code 1 byte 83 84 02 Error code 1 byte 01 unknown function 02 unknown data address 03 unknown data value 04 unknown error w
19. 3 1 1 by use appropriate factor value DW 10 table p 7 3 1 1 7 3 1 7 FUNCTION 0x03 0X04 READOUT OF PERCENTAGE VALUE SET IN PERCENT ADJUSTER FROM MEASURING CHANNEL 4X 3X REFERENCES Function 0x03 0x04 are used for readout of the value from measuring channel sensor The value from measuring channel sensor is presented by a 16 bit register The registers with percent value set by the adjuster are in the format of 16 bit signed integer type short int The actual value set in percent adjuster in percent 0 100 PA is obtained from readout register according to algorithm from paragraph 7 3 1 1 by use appropriate factor value DW 10 table p 7 3 1 1 7 3 1 8 FUNCTION 0x03 0x04 READOUT OF CO2 CONCENTRATION MEASURING CHANNEL 4X 3X REFERENCES Function 0x03 0x04 are used for readout of the value from measuring channel sensor The value from measuring channel sensor is presented by a 16 bit register The registers with measuring value of CO2 concentration are in the format of 16 bit signed integer type short int The actual value of CO2 concentration in ppm 350 10000 ppm is obtained from readout register according to algorithm from paragraph 7 3 1 1 by use appropriate factor value DW 1 table p 7 3 1 1 7 3 1 9 FUNCTION 0x03 0x04 READOUT OF TEMPERATURE VALUE OF SENSOR PT100 PT500 PT1000 FROM MEASURING CHANNEL 4X 3X REFERENCES Function 0x03 0x04 are used for readout of t
20. A 11040 RS232 RS232 RS485 RS422 Connector Connector Connector 2 Rx Tx 2 E Or H RO Le rere 5 GND GND 5 RS485 2W Bus z 3g 2 20 os N N 40 99UU0D CCYSH SBYSH ADA 401WP ADA 401WP ADA 401WP Fig 4 Example connection to RS485 2 wire network 3 3 1 GND TERMINAL CONNECTION Connection of GND terminals of RS485 422 interfaces devices connected to RS485 422 bus should be done the case of a potential difference of the signals grounds on interfaces RS485 RS422 which prevents proper data transmission Cannot connect to the GND terminal cables screens PE circuit of electrical installation signals grounds of other devices 3 3 2 LINE TERMINATION Using Line Termination terminator Rt 1200 will reduce electrical reflection in data line at high baud rate It is not needed below 9600Bd Should be used Line Termination resistor if the distance is over 1000m 9600Bd or 700m 19200Bd transmission Example connection of Rt connected to screw terminal block of RS485 422 interface are shown on Fig 3 amp 4 3 4 CONNECTION TO 1 WIRE NETWORK 3 4 1 CONNECTION TEMPERATURE SENSORS Connections of 1 wire temperature sensors to ADA 401WP module are shown below ADA 401WP Connector Connector 1 WIRE 3W Bus 10 30VDC 3W Power Supply DS18B20 Sensor DS18B20 Sensor DS18B20 Sensor Fig 5 Sensor connection to ADA 401WP m
21. BUS RTU 8 22 7 3 USED FUNCTIONS OF MODBUS RTU PROTOCOL eee eee eae aaa eee aa aaa aaa nnne nnne hrs 22 7 3 1 READOUT OF THE VALUES FROM THE MEASUREMENT CHANNELS eese 22 7 3 1 1 FUNCTION 0x03 0x04 READOUT OF TEMPERATURE FROM MEASURING CHANNEL 4X 3X FREE FRE ING ES pra LE LLL IA IL ELLE 22 7 3 1 2 FUNCTION 0x03 0x04 READOUT OF RELATIVE HUMIDITY FROM MEASURING CHANNEL 4X 3X NEED 23 ADA 401WP CEL MAR Zak ad Informatyki i Elektroniki 7 3 1 3 FUNCTION 0x03 0x04 READOUT OF ATMOSPHERIC PRESSURE FROM MEASURING CHANNEL 4X 3X REFERENCES EORR 23 7 3 1 4 FUNCTION 0x03 0x04 READOUT OF LIGHTING FROM MEASURING CHANNEL 4X 3X REFERENCES 23 7 3 1 5 FUNCTION 0x03 0x04 READOUT OF SUNLIGHT FROM MEASURING CHANNEL 4X 3X REFERENCES 24 7 3 1 6 FUNCTION 0x03 0X04 READOUT OF TEMPERATURE SET IN TEMPERATURE ADJUSTER FROM MEASURING CHANNEL 4X 24 7 3 1 7 FUNCTION 0x03 0X04 READOUT OF PERCENTAGE VALUE SET IN PERCENT ADJUSTER FROM MEASURING CHANNEL 4X 0 24 7 3 1 8 FUNCTION 0x03 0x04 READOUT OF CO2 CONCENTRATION MEASURING CHANNEL 4X 3X REFERENCES stania
22. CEL MAR ADA 401WP Zak ad Informatyki i Elektroniki User manual ADA 401WP 1 WIRE to MODBUS RTU Measuring Module Copyright 2001 2017 CEL MAR spjj ada 401wp v 1 24 en ADA 401WP CEL MAR Zak ad Informatyki i Elektroniki Contents 1 SENERALINFORMATIONI acz TAGA P N 4 1 1 WARRANTED 1 rnanan nanon n Annana Aann ARAARA E AARRE AEAEE AAR AERAE ARAD AA DADA DA DAES Anann a na 4 1 2 GENERAL CONDITIONS FOR SAFE 05 4 uS CE LABELS E 4 1 4 ENVIRONMENTAL 4 1 5 SERVICE AND nC 4 1 0 PACK GONTENIES5 id Ove sog voci ce e EO sr SO pvo Ze Pra IDEE eni POM RD 4 2 PRODUCT INFORMJATIQ N 5 aa aidan aio 4 2 1 wi SAW ii
23. CEL MAR Zak ad Informatyki i Elektroniki ADA 401WP myconfig utl ADAUtil o x Configuration Edit View Help D oc v v E Configuration Measure channels configuration and diagnostic E Communication Sensors information Configuration of channel parameters Diagnostic of chan ADA 401WP Chan Measure channels Sensor SN CRC Location Vallo Offset U m Enable Assigned Value MODBUS monitoring 0 288F92E502000063 ROOM 1 15 25 0 00 C Enable Assigned 1 26 0532301000076 ROOM 1 15 25 0 00 Enable Assigned C TA 2 2 000000 6 ROOM 1 30 60 0 00 RH Enable Assigned RH 3 25E34C2301000084 ROOM 1 890 1000 0 00 hPa Enable Assigned hPa 4 26DC54C500000048 ROOM 2 2 50 0 00 SLux Enable Assigned SLux 5 29041D160000004D ROOM 3 0 0 0 00 DO Enable Assigned DO 6 26BF532301 0000CA4 ROOM 4 400 1000 0 00 ppm 02 Enable Assigned ppm 02 7 2810174001000023 ROOM 4 18 25 0 00 C Enable Assigned 16 BBC 0 0 0 00 Assigned 3 0 0 0 00 Enable Assigned 10 0 0 0 00 Enable Assigned 11 0 0 0 00 Enable Assigned 2 0 0 0 00 Enable Assigned 13 BBC 0 0 0 00 Enable Assigned 14 0 0 0 00 Enable Assigned 15 BBE 0 0 0 00 Enable Assigned 16 BE 0 0 0 00 Enable Assigned lt nnn F LI 1 21 21 R 2 f Move Sensor Change Sensors Read Configuration from Module 7 rom Channel to Channel from Channel Channel JL JJ os
24. CHANNEL 4X 3X REFERENCES Function 0x03 0x04 are used for readout of the value from measuring channel sensor The value from measuring channel sensor is presented by a 16 bit register The registers with measuring value of relative humidity are in the format of 16 bit signed integer C C type short int The actual value of relative humidity in percent 0 100 RH is obtained from readout register according to algorithm from paragraph 7 3 1 1 by use appropriate factor value DW 10 table p 7 3 1 1 7 3 1 3 FUNCTION 0x03 0x04 READOUT OF ATMOSPHERIC PRESSURE FROM MEASURING CHANNEL 4X 3X REFERENCES Function 0x03 0x04 are used for readout of the value from measuring channel sensor The value from measuring channel sensor is presented by a 16 bit register The registers with measuring value of atmospheric pressure are in the format of 16 bit signed integer type short int The actual value of atmospheric pressure in hPa 150 1150 hPa is obtained from readout register according to algorithm from paragraph 7 3 1 1 by use appropriate factor value DW 10 table p 7 3 1 1 7 3 1 4 FUNCTION 0x03 0x04 READOUT OF LIGHTING FROM MEASURING CHANNEL 4X 3X REFERENCES 23 ADA 401WP CEL MAR Zak ad Informatyki i Elektroniki Function 0x03 0x04 are used for readout of the value from measuring channel sensor The value from measuring channel sensor is presented by a 16 bit register The registers
25. S2438Z DS2401 Temperature humidity and atmospheric pressure measurement from the 64 digital sensors 300m 1 WIRE bus distance depend on sensor s number and connection method of them and cables Accuracy dependent on sensor s selection for 051820 0518520 0 50 C for DS18B20 051822 0 0625 C RS 485 network baud rate up to 230 4 kbps 1 WIRE network baud rate Standard up to 16 3 kbps Overdrive up to 142 kbps Stable power supply 10 30 VDC power consumption up to 3W depend on sensors number and type 3kV galvanic isolation between RS 485 interface and power supply 3kV opto isolation in signal channel between RS 485 and 1 WIRE interface Protection against power supply reverse connection Integrated short circuit protection and over voltage protection on RS 485 and 1 WIRE networks Screw terminal block connectors for all connections DIN 43880 standard mounting in typical electro installation unit Rail mounting according to DIN35 TS35 standard Dimensions W x D x H 53mm x 62mm x 90mm CEL MAR ADA 401WP TAR Zak ad Informatyki i Elektroniki 2 2 DESCRIPTION The use of 1 wire digital sensors eliminates the influence of cable length on the measurement process that usual affects analog methods of temperature humidity or pressure measurement and signal processing Digital sensors transmit the measure value by data transfer protocol and this simplifies connection wiring of a large number of sensors and improves th
26. SUPPLY 8 AGTIV uen 9 4 1 ERRORS SIGNALIZATION meec WE WE 9 5 CONFIGURATION bcc Kx PQCT VO A 9 5A OPERATING MODES wana s c 9 5 2 GENERAL CONFIGURATION reris a iaa soto done a prar VP reu Fa wo re 10 5 2 1 10 5 2 2 RS485 CONFIGURATION cccceccceccecccecceuccececcccuccceceuucceceeuecaueueceuueuuenueeueueesuueteeeeuecsecaeeeecseeceseueseeceeeaeeueeecaenseaeneceeaess 10 CZEKA NEU RZA OJ NE 11 5 2 4 MEASUREMENT 2 2 2020040000800000000 riii zaa aaa aaa ss AEDE EDEN 11 5 2 5 AUTOMATIC ASSIGN SENSORS TO MEASUREMENT CHANNELS AAS 11 5 3 MEASURING CHANNEL
27. SUREMENT CHANNELS AAS CONFIGURATION AAS function lets quickly assign sensors to measuring channels in the order specified by their heating temperature AAS Description of using the AAS function is described in point CHANGING SENSORS ORDER BY THE USE OF AAS PROCEDURE Configuration of AAS function Enable Automatic Assign Temperature Sensor to Measure Channel enable or disable module AAS function Temperature AAS 0 50 setting of AAS temperature above followed by automatic assignment of the sensor to a channel After configuration press button Save configuration to module Set SW1 switch section to run mode as in the table below SW1 1 SW1 2 OFF OFF Yellow LED will be OFF 5 3 MEASURING CHANNEL CONFIGURATION Set the SW1 micro switch in the configuration mode as table below SW1 1 SW1 2 ON OFF Yellow LED will blink with frequency 1 Hz 5 3 1 SENSOR ADDING After connecting sensors to ADA 401WP according to point CONNECTION TEMPERATURE SENSORS and running ADAUtil software select branch Configurationz Communication on left panel and on right select COM port used for module configuration Then on left panel select branch Configuration gt Communication gt ADA 401WP gt Measure channels and on right will open Measure channels configuration and diagnostic and press Read Configuration form Module readout the configuration of measurement channels from ADA 401WP 11
28. URATION To print the main configuration and measurement channels select in left window the branch Configuration gt Communication gt ADA 401WP gt Measuring Channels and then select from the menu Configuration gt Print or Print View 5 6 FIRMWARE UPDATE Set the SW1 micro switch to configuration mode table below SW1 1 SW1 2 ON OFF Yellow LED will blink with frequency 1 Hz the yellow LED is located alongside the SW1 switch under the upper terminal block connector cover Run ADAUtil software and select Configuration gt Communication on left panel and on right select COM port used for changing software Then select Configuration gt Communication gt ADA 401WP and press button Change Firmware window will open in which should be selected and opened the bin Software will be load to ADAUtil buffer storage and will be checked If the ADAUtil not detect errors in loaded file can be changed the module software Process of software update is visualized by ADAUtil in use of Progress Window and after proper update confirmed by correct message Open x Lu Documents Cfg v Search Cfg Organize v New folder M myconfig utl File name myconfig utl configuration file utl v Cancel Fig 11 Choice of software file During loading software the yellow LED located beside SW1 micro switch will blink showing data flow to module If the software loaded correctly
29. act us to tell how you like our products and how we can satisfy you present and future needs CEL MAR sp j Department of IT and Electronics Sciegiennego 219C str 25 116 Kielce POLAND 1 48 41 362 12 46 48 41 361 07 70 http www cel mar pl officeQcel mar pl salesQcel mar pl_ support cel mar pl_ Sales department Technical information 28
30. branch Configuration gt Communication gt ADA 401WP on left panel and on right press Read Configuration form Module Set the parameters in the following sections 5 2 1 SYSTEM ALARMS Section System Alarms has option Enabling sound alarm for module error operation enable or disable disable manufacturer setting Errors that are signalled by short sound errors of sensors searching errors of reading temperature from sensors errors R8485 communication errors of CRC sensors serial number short circuit on 1 WIRE bus no sensor no 1 WIRE bus controller 5 2 2 RS485 CONFIGURATION Section RS485 bus has options Communication Protocol allows choice of protocol at the moment available MODBUS RTU SLAVE Module address setting module address for selected protocol from range 1 to 247 64 manufacturer setting Baud rate 300bps 230400bps 9600bps factory default Data bits number 8 bits readout only Parity control none even parity different parity non factory default Stop bits number 1 bit or 2 bits 1 Bit factory default Interval between frames in bytes 4 255 for MODBUS RTU protocol 4 character factory default 10 ADA 401WP CEL MAR Zak ad Informatyki i Elektroniki 5 2 3 1 WIRE CONFIGURATION Section 1 WIRE bus has options Baud rate standard at the moment available is standard baud rate N
31. col Modbus RTU SLAVE sanie Standard Module address 64 1 247 Number of groups in searching process Baudrate 3600bps x 10 Supported group 051820 0518520 Data bits 8 bits 22 Supported group 051822 26 Supported group 0524392 Parity None M 28 Supported group DS18B20 5 5 01 Supported group 052401 Stop bits 1 Bit v 29 Supported group 052408 Interval between 4l frames in bytes piens k 5 Measurement configuration Automatic Assign Temperature Sensor to Measure Channel Measuring data format Sign INT 16 bits Enable Automatic Assign Temperature Sensor to Measure Channel Pause between readout 3 sec 1 255 Temperature AAS 30 C 0 50 Enable single reading sensors Enable write TL and TH registers for DS18xxx Read Configuration from Module Save Configuration to Module Module diagnostic 5485 diagnostic 1 wIRE diagnostic eros CHUFEER 0 Read Counters Errors of searching counter 0 Fiead Counters P 0 Delete Counters Errors of measure reading Parity errors counter CRISE 0 Delete Counters g For Help press F1 NUM Fig 7 View of general configuration ADAUtil window Main configuration is started by setting SW1 micro switch in configuration mode as follows SW1 1 SW1 2 ON OFF Yellow LED will blink with frequency 1 Hz Run ADAUtil software and select branch Configuration gt Communication on left panel and on right select COM port used for module configuration Then select
32. e detection of faulty components Traditionally it has been difficult to operate 1 WIRE data bus sensors in industrial environments The solution to this problem is ADA 401WP addressable measurement module with MODBUS RTU protocol The ADA 401WP is robust and modular in design to operate 1 WIRE sensors in a industrial controller environment Using ADA 401WP as a addressable node of 1 WIRE bus lets extend the distance up to 1200m between 1 WIRE devices and PC with monitoring software e g SCADA or other MASTER type device PLC controller ADA 401WP is equipped with a screw terminal blocks for twisted pair connections 1 Wire bus and RS 485 as well as for power Overvoltage protection on each RS 485 line is made on the basis of 600W protectors diodes and fuses To RS485 Bus can be connected 32 devices ADA 401WP Additional converter like ADA 11040 RS232 to RS485 ADA I9140 USB to RS485 enables monitoring of the modules via RS232 or USB interface of PC with software as AdaUtil or SCADA Using the ADA 4040 repeater to connect another 32 modules and extend RS485 bus up to 1200m the ADA 4044H HUB RS485 to connect up to 128 modules change RS485 bus topology from linear to star Each arm of the star can have length 1200 meters ETHERNET to RS485 converter ADA 13040 or Wi Fi to RS485 422 converter ADA 14040 you can connect ADA 401WP modules of any location to monitoring or controlling systems The ADA 401WP offers a low power wide input vo
33. e from the supply network is only after disconnecting the power supply circuit voltage Do not carry out the assembly or disassembly of the device if it is enabled This may result to short circuit and damage the device The device can not be used for applications that determine human life and health eg Medical 1 3 CE LABEL The CE symbol on the device CEL MAR means compatibility with electromagnetic compatibility Electromagnetic Compatibility Directive EMC 2014 30 WE Declaration of Conformity is available by contact with Technical Service email support cel mar pl phone 48 41 362 12 46 1 4 ENVIRONMENTAL PRESERVATION This sign on the device inform about putting expended device with other waste materials Device should send to the recycling In accordance with the act about the Electronic Appliance Expended from day 29 of July 2005 1 5 SERVICE AND MAINTENANCE The ADA 401WP module does not require the servicing and maintenance Technical support is available at number 48 41 362 12 46 in 8 00 16 00 from Monday to Friday or e mail support a cel mar pl 1 6 PACK CONTENTS Module is delivered with User Manual Line terminators 120W 2 pcs CD ROM with ADAUtil software 2 PRODUCT INFORMATION 2 1 PROPERTIES Possibility of creating networks on the basis of 5485 bus to which are being connected 1 wire sensors 1 WIRE to MODBUS RTU protocol conversion Supporting 1 WIRE interface circuits D81820 D818820 DS18B20 DS1822 D
34. e power If after power on the front panel is not lit green LED PWR check the power connection polarity Once powered correctly the module must be set to configuration mode by the use of the switch SW1 as shown in the table below SW1 1 SW1 2 Yellow LED will blink with frequency 1 Hz The yellow LED is located alongside the SW1 switch under the upper terminal block connector cover 5 1 OPERATING MODES available modes are shown in table below SW1 1 SW1 2 Mode OFF OFF Run Modbus OFF ON Factory Default see chapter FACTORY DEFAULT ON OFF Configuration Firmware Update see chapter FIRMWARE UPDATE ON ON Emergency Firmware Update see chapter EMERGENCY FIRMWARE UPDATE To select operating mode the SW1 micro switch should be set in correct position This micro switch is available after removing upper terminal block cover Fig 1 ADA 401WP CEL MAR Zak ad Informatyki i Elektroniki 5 2 GENERAL CONFIGURATION ADAUtil a x Configuration Edit View Help D c S v Configuration Module Name 2 HW version Fw version f 02 ADA 401WP Measuring module 1 wIRE to MODBUS RTU RS485 003 002 002 005 Change Firmware MODBUS monitoring Module configuration System alarms J Enable sound alarm for module error operation 5485 Bus 1 WIRE Bus Communication EUM CI AVI proto
35. ensors and press the button Exchange Sensors from Channel on Channel Save the configuration to module memory by pressing button Save Configuration to Module To the module memory will be saved only configuration of measuring channels which fields were marked in ping 5 3 2 3 CHANGING TEMPERATURE SENSORS ORDER BY THE USE OF AAS PROCEDURE If the location of sensors in the installation is unknown can be added to measurement channel by using Automatic Assign Sensor function The procedure of Automatic Assign Sensor AAS is made in the following steps 1 Connect 1 WIRE sensors bus to ADA 401WP 2 Select the ADAUtil software branch Configuration gt Communication gt ADA 401WP on left panel and on right press Read Configuration form Module 3 ln section Automatic Assign Temperature Sensor to Measure Channel select option Enable Automatic Assign Temperature Sensor to Measure Channel then in edition field Temperature AAS enter the upper temperature limit beyond which it will automatically assign a heated sensor to the measurement channel The sensors are assigned sequentially to the channel number 0 1 2 3 e t c 4 Press button Save configuration to module 5 Select branch Configuration gt Communication gt ADA 401WP gt Measure Channels on left panel and on right press Read Configuration form Module 6 After readout the configuration press Sensors Monitoring 7 Then heat sensors in the selected order e g as fig below and if sen
36. f serial number from field Sensor SN was detected CRC indicates error of CRC sensor memory or connection error 17 ADA 401WP CEL Zak ad Informatyki i AR Elektroniki myconfig utl ADAUtil Configuration Edit D zc View Help v v 0 x E Configuration Measure channels configuration and diagnostic EJ Communication Sensors information Diagnostic of channels a ADA 401WP Chan Measure channels Sensor SN CRC Location Value lt L V VH Enable Assigned Busy MODBUS monitoring 0 288F92E502000063 ROOM 1 T Yes No 1 26C0532301000076 ROOM 1 C Yes No 2 2 000000 6 ROOM 1 RH Yes No 3 25E34C2301000084 ROOM 1 hPa Yes No 4 26DC54C500000048 ROOM 2 SLux Yes No 5 29041D160000004D ROOM 3 DO Yes No 6 25BF5323010000C4 ROOM 4 ppm 02 Yes No 7 2810174001000023 ROOM 4 Yes No BBC Yes No s gt ve No 4D vas No uau Vos No v INN vas No 13 Yes No gt Yes No 5 om Yes No No 156 M o Yes No No gr s 35 a f Move Sensor Change Sensors Read Sensor Measure and Condition rom Channel to Channel from Channel Channel Sensors Montong Save Configuration to Module PO oj ds 0 Reset 1 WIRE Bus Controler For Help press F1 NUM Fig 13 View of ADAUtil measuring channel diagnostic window Readout of channels diagnostic and sensor
37. g Read Configuration form Module Adding next sensors consist in connecting them to the module and readout the configuration of measurement channels from ADA 401WP memory by pressing Read Configuration form Module ATANTION If wish to new added sensors were assigned to further measurement channels should set Assigned for before added sensors and save the channel configuration to the module by pressing Save Configuration to Module After adding all sensors to the measurement channels should be set an order of sensors and make the configuration of measurements channels as described below 5 3 2 CHANGING SENSORS ORDER The order of sensors can be changed by sensor displacement sensors exchange AAS procedure All above method are described below 5 3 2 1 SENSOR DISPLACEMENT To displacement the sensor from one channel to the other under button Move Sensor from Channel to Channel enter to field from the number of channel from which the sensor will be moved and to field to enter the number of channel to which the sensor will be moved Press the button Move Sensor from Channel to Channel Save the configuration to module memory by pressing button Save Configuration to Module To the module memory will be saved only configuration of measuring channels which fields were marked in ping 5 3 2 2 SENSORS EXCHANGE To exchange the sensors enter to the fields from and on the channel number to which will be exchange the s
38. he measurement value from measuring channel DES 216 PT transducer The measurement value from measuring channel DES 216 PT transducer is presented by a 16 bit register The registers with measurement value of temperature from transducer PT100 PT500 PT1000 are in the format of 16 bit signed integer C C type short int The actual value of measurement value of temperature from DES 216 PT transducer in 200 600 PT100 is obtained from readout register according to algorithm from paragraph 7 3 1 1 by use appropriate factor value DW 10 table p 7 3 1 1 7 3 1 10 FUNCTION 0x03 0x04 READOUT OF VOLTAGE VALUES 0 10V DC FROM MEASURING CHANNEL 4X 3X REFERENCES Function 0x03 0x04 are used for readout of the measurement value from measuring channel DES 216 U transducer The measurement value from measuring channel DES 216 U transducer is presented by a 16 bit register The registers with measurement voltage values from DES 216 U transducer are in the format of 16 bit signed integer C C type short int The actual value of measurement value of voltage from DES 216 U transducer in VDC 0 10 V U10 is obtained from readout register according to algorithm from paragraph 7 3 1 1 by use appropriate factor value DW 100 table p 7 3 1 1 7 3 1 11 FUNCTION 0x03 0x04 READOUT OF AMPERAGE VALUES 0 20mA DC FROM MEASURING CHANNEL 4X 3X REFERENCES Function 0x03 0x04 are used for readout of the measurement
39. hile inquiry converting 03 CRC Lo 1 byte 04 CRC Hi 1 byte 8 SPECIFICATION TECHNICAL DATA Transmission Parameters Interface RS 485 1 WIRE Connector Screw terminal wire max 2 5mm Screw terminal wire max 2 5mm Up to 300 m Line length 1200 m depends on 1 Wire bus and used cables Maximum number of connected device 32 devices 64 sensors Maximum baud rate Up to 230 4 kbps standard up to 16 3 kbps Transmission line 2 pair twisted cable eg UTP 4x2x0 5 24AWG shield inside large interferences eg STP 4x2x0 5 24AWG 1 pair 2 pair twisted cable eg UTP 4x2x0 5 24AWG shield inside large interferences eg STP 4x2x0 5 24AWG Transmission type RS485 RS422 MODBUS halfduplex inquiry response fullduplex sending and receiving on the same wire Standards 1 WIRE EIA 485 CCITT V 11 Optical Signalization PWR green LED power supply RX red LED data receiving through 1 WIRE interface TX yellow LED data transmission through 1 WIRE interface 27 ADA 401WP CEL MAR Zak ad Informatyki i Elektroniki Accuracy and range of measurement Measurement range of sensors Specified in the instructions of sensors Measurement accuracy of sensors Specified in the instructions of sensors Electrical Parameters Power requirements 10 24 30 V DC Power cable Power Recommended length of power cable 3m 3W Protection f
40. iki Byte no Designation Size Value hex 04 Registry number Hi 1 byte 00 05 Registry number Lo 1 byte 02 06 CRC Lo 1 byte 07 CRC Hi 1 byte s Example Temperature readout form two channels address 40001 to 40002 address 30001 to 30002 01 03 00 00 00 02 CRCLo CRCHi 01 04 00 00 00 02 CRCLo CRCHi Response Byte no Designation Size Value hex 00 Module address 1 byte 01 01 to F7 01 Function code 1 byte 03 04 02 Number of data bytes N byte 04 depend on inquiry 4 03 Data1 Hi 1 byte 09 04 Data1 Lo 1 byte 60 05 Data2 Hi 1 byte 09 06 Data2 Lo 1 byte 92 07 CRC Lo 1 byte 08 CRC Hi 1 byte Example Temperature readout from address 40001 to 40002 address 30001 to 30002 01 03 04 09 60 09 92 CRCLo CRCHi 01 04 04 09 60 09 92 CRCLo CRCHi In respond channels temperature from 0 to 1 is presented as 4 byte with values channel 0 0x0960 gt 2400 100 gt 24 00 C channel 1 0x0992 gt 2450 100 gt 24 50 C Response in case of error Byte no Designation Size Value hex 00 Module address 1 byte 01 01 do F7 01 Function code 1 byte 83 84 02 Error code 1 byte 01 unknown function 02 unknown data address 03 unknown data value 04 unknown error during inquiry converting 03 CRC Lo 1 byte 04 CRC Hi 1 byte 7 3 1 2 FUNCTION 0x03 0x04 READOUT OF RELATIVE HUMIDITY FROM MEASURING
41. ity ADA 401WP CEL MAR Zak ad Informatyki i Elektroniki 4 ACTIVATION After properly connection according to section above the module can be powered Once activated the green LED PWR on front panel of the module should light If after connection power supply LED will not light green check the correctness of connecting power supply When data is present on the 1 WIRE bus the Tx and Rx LED should blink A summary table of LED indications is listed below LED Description PWR Signalization of Power Supply Rx Signalization of data transmission from ADA 401WP through 1 WIRE interface Tx Signalization of data receiving by ADA 401WP from 1 WIRE interface 4 1 ERRORS SIGNALIZATION When works ADA 401WP module may signal a short sound for different types of errors like errors of sensors searching errors of reading temperature from sensors errors in RS485 communication errors of CRC sensors serial number short circuit on 1 WIRE network no sensor no 1 WIRE network controller The reasons of those errors can be found in ADAUtil software checking RS485 interface Diagnosis 1 WIRE interface Diagnostic System Diagnostic Measurement channels Diagnostic 5 CONFIGURATION Configuration of ADA 401WP module should be made by the use of ADAUtil software delivered whit the module To make configuration connect ADA 401WP to a PC according to point CONNECTION TO COMPUTER and be th
42. ks with remote control system e g temperature humidity atmospheric pressure concentration etc RS485 bus can be extended on lengths of 1200m by using the ADA 4040 repeater or ADA 4044H RS485 HUB The MODBUS RTU protocol used for communication between ADA 401WP modules and SCADA type system or PLC controller 20 ADA 401WP enable easy integration of 1 wire sensors with existing automation systems Extended implementation of the MODBUS RTU protocol is available by contacting the service department 7 1 TABLE OF MODBUS RTU ADDRESSES 7 1 1 MODBUS REGISTERS MEASURING CHANNELS READOUT BY FUNCTION 04 3X REFERENCES INPUT REGISTERS OR FUNCTION 03 4X REFERENCES HOLDING CEL M AR Zak ad Informatyki i Elektroniki REGISTERS Address Address Number of Data address 3X 4X measuring for measuring Data description Attribute Value F04 F03 channel channel Measurement value for measuring channels 30001 40001 0 0 Measurement value R 16 bit register 30002 40002 1 1 Measurement value R 16 bit register 30003 40003 2 2 Measurement value R 16 bit register 30004 40004 3 3 Measurement value R 16 bit register 30005 40005 4 4 Measurement value R 16 bit register 30006 40006 5 5 Measurement value R 16 bit register 30007 40007 6 6 Measurement value R 16 bit register 30008 40008 7 7 Measurement value R 16 bit register 300
43. le address 1 Byte 01 1 to F7 01 Function code 1 Byte 83 84 02 Error code 1 Byte 01 unknown function 02 unknown data address 03 unknown data value 04 unknown error while inquiry converting 03 CRC Lo 1 Byte 04 CRC Hi 1 Byte 7 3 3 FUNCTION 0X03 0X04 READOUT OF MEASURING CHANNEL STATUS 4X 3X REFERENCES Use function code 0x03 0x04 for readout of measuring channel status The condition of each measuring channel is presented by 16 bit register Register of the measuring channel status Bit Channel status Byte Lo Bit Channel status Byte Hi from ver 1 008 firmware Sensor in processing Short circuit on the 1 Wire bus 0 0 No 0 0 No 1 Yes 1 Yes Sensor detected DS18xx circuit present on 1 WIRE bus 0 1 0 1 0 1 Yes 1 Yes Channel unlocked Additional power 3 wire bus 2 0 No 2 0 No 1 Yes 1 Yes Overflow the lower threshold of measure value V VL Parasite Mode 2 wire bus 3 0 No 3 0 No 1 Yes 1 Yes Overflow the high threshold of measure value V2VH 1 WIRE communication errors 4 0 No 4 0 No 1 Yes 1 Yes Sensor assigned to channel DS2480B controller detected 5 0 No 5 0 No 1 Yes 1 Yes Reserved Reserved 0 6 0 No 6 0 1 Yes 1 Yes Error CRC Scratchpad of sensor Reserved 0 7 0 No 7 0 No 1 Yes 1 Yes Query Byte no Designation Size Value hex 00 Module address 1 byte 01 0
44. ltage range from an external source of greater than 10V to a maximum of 30V and can be delivered from power pack e g DR 15 12 The module has built in reverse polarity protection to protection against opposite polarization of power supply RS 485 4 wires or RS 422 ADA 401WP MEASURING MODULE 1 WIRE TO MODBUS RTU eoe RX TX PWR L 90mm 1 WIRE 1 WIRE bus 200 Fig 1 ADA 401WP view AN E P Suppl wm 62mm ADA 401WP CEL MAR Zak ad Informatyki i Elektroniki 2 3 APPLICATION ADA 401WP measurement module is ideal for applications involving multi point temperature registration and control controlling of functioning of air conditioning and heating temperature monitoring for HACCP norm temperature monitoring in cereal silo storehouses cold stores drying rooms intelligent buildings 2 4 ISOLATION ADA 401WP has 2 way 3kV galvanic isolation 2 WAY ISOLATION RS485 RS422 1 WIRE dum 1 POWER SUPPLY 10 30VDC Fig 2 Isolation structure in ADA 401WP 3 INSTALLATION This chapter will show how to use and connect ADA 401WP to computer RS485 RS422 networks 1 WIRE network and power supply In the purpose of minimization of disruptions from environment is being recommended to e apply multipair type shielded cables which shield can be connected to the earthing on one end of the cable e arrange signal cable
45. lue readout from the sensor is short then the lower limit of the value VL V gt VH indicates that the value readout from the sensor is equal to the lower limit of the value VH Enable indicates that the measuring channel is unblocked and measuring data and the channel condition are being updating systematically Assigned indicates that sensor of serial number was assigned to measuring channel Busy indicates that sensor is processing data Detected indicates that the sensor of serial number from field Sensor SN was detected CRC indicates error of CRC sensor memory or connection error Readout of MODBUS registers for columns Sensor SN Location Val Lo Val Hi Offset Enable Assigned is available from 2 005 version of firmware and from 1 7 1 0 version of ADAUtil software In this table the status of measuring channel are shown by use the colours as follows Field Value Red alarm status of channel exceed thresholds VH Blue alarm status of channel exceed thresholds VL Green standard status of measuring channel Field V lt VL V gt VH Enable Assigned Busy Detected CRC Yellow alarm status of field in measuring channel White standard status of field in measuring channel 7 IMPLEMENTATION OF MODBUS RTU PROTOCOL ADA 401WP module is a like node for the 1 wire network Each node can be addressed and connected to RS485 bus and this allow working together many dispersed 1 WIRE networ
46. n of measurement and status for channel deactivation will cues block actualisation Assigned activation this field will cues adding a sensor to the Channel Deactivation will cues that in case of next sensors searching by the module in field Sensor SN channel can be serial number or other sensor Each proper changing of the list s field of table Measuring Channel Configuration is causing highlighting of data of the measuring channel to the ping color Save the configuration to module memory by pressing button Save Configuration to Module To the module memory will be saved only configuration of measuring channels which fields were marked in ping Set the SW1 switch section to run mode as in the table below SW1 1 SW1 2 OFF OFF Yellow LED will be OFF 5 4 SAVING TO FILE Main configuration and measurement channel configuration can be saved to a configuration file It lets to save the configuration of each measuring module of the system Choose from menu Configuration gt Save or Save As and a window Save As will open fig 10 Enter the file name in the field File Name and press button Save 14 ADA 401WP CEL MAR Zak ad Informatyki i Elektroniki Save As X Documents Cfg Search Cfg P Organize v New folder mv File name myconfig utl v Save as type ADAUtil configuration file utl Hide Folders Cancel Fig 10 Saving of module configuration 5 5 PRINTING OF CONFIG
47. ng window has options for configuration of MODBUS RTU communication Module Address 1 247 enter the address of ADA 401WP module for MODBUS RTU protocol COM Port setted in window Communication Baud rate to set the baud rate for each module 19 ADA 401WP CEL MAR Zak ad Informatyki i Elektroniki Data bits not selectable Parity set the type of parity control in data format Stop Bits set the number of stop bits in data format Timeout set the timeout in ms MODBUS function set the function for MODBUS RTU protocol for communication with ADA 401WP module 6 3 2 MODULE MONITORING MODBUS RTU MODBUS Monitoring has options for MODBUS RTU communication Monitoring bottom Pressing this button will cause readout of a configuration parameters of measurement channels like Sensor S N Location Val Lo Val Hi Offset Enable Assigned b channel diagnostics like measurement value status of measurement channel U m V lt VL V gt VH Enable Assigned Busy Deleted CRC Pressing the button Monitoring again interrupt the monitoring MODBUS communication Log This section is additional element of diagnostic MODBUS RTU protocol where frames of inquiry and respond come out during measurement monitoring and status of measurement channels are being written Table MODBUS Monitoring has columns Channel the number of measuring channel Sensor SN serial number of detected sensor Location
48. nsor SN of channel and press the Delete key of a keyboard and go to next field Save the configuration to module memory by pressing button Save Configuration to Module To the module memory will be saved only configuration of measuring channels which fields were marked in ping 5 3 4 MEASUREMENT CHANNEL PARAMETERS CONFIGURATION After ended adding and changing sensors order can be configured other parameters of measuring channels Successively fill in fields Location enter a location of installed sensors maximum 9 characters Val Lo value of lower limit measure value If the value measured by sensor will be lower that will be setted the byte of exceed lower threshold V VL in the register of measurement channel Val Hi value of high limit measure value If the value measured by sensor will be higher that will be setted the byte of exceed upper threshold V gt VL in the register of measurement channel Offset The value of which will be increased or decreased the value measured by the sensor measurement to a linear calibration measurement The offset depends on the type of sensor from 1 27 C to 1 27 C for digital temperature sensors DTS RJ45 DTS 103 DTS 107 DES 300 T DES 300E T from 12 70 Hig to 12 70 Hig for digital relative humidity sensors DES 216 H DES 300 H etc from 12 70hPa to 12 70hPa for digital atmospheric pressure sensors DES 216 AP DES 300 AP etc Enable activation this field will cues actualisatio
49. nts errors which can be from bits corrupted in the transmitted character 6 1 2 1 WIRE INTERFACE DIAGNOSTICS Errors encountered during searching for sensors and errors associated with readout measurements counter are refreshed by pressing button Read Counter To reset the counter in module memory press button Delete Counter Errors of searching counter is increased in case of errors detected from sensor searching process on 1 WIRE network Errors of measuring reading counter is increased in case of detection improper data in process of temperature reading 6 1 3 ADDITIONAL DIAGNOSTICS OF 1 WIRE BUS Press button Readout Diagnostics for Short circuits on the network The number of detected sensors Network types Correctness s of communication Detection of 1 WIRE bus converter 6 1 4 SYSTEM DIAGNOSTICS It is possible to readout a number of system counters information about module operation by pressing the button Read Counters Delete the counter in module memory individually of each e g Delete WD Counter Register counter of WatchDog the number of restarts of the processor for program WatchDog Register counter of Power On the number of power cycles of the module Register counter of Button the number of RST Reset button Register counter of Brown On specifies the number of the operating voltage drops below allowable voltage level After that can be set the switch section SW1 to RUN mode as in
50. odule with 3 wire 1 WIRE network ADA 401WP CEL MAR Zak ad Informatyki i Elektroniki ADA 401WP 5485 5422 1 WIRE Connector Connector 1 WIRE 2w Bus 10 30VDC 3W Power Supply DS18B20 Sensor DS18B20 Sensor DS18B20 Sensor Fig 6 Sensor connection to ADA 401WP module with 2 wire 1 WIRE network 3 4 2 SUPPORTED SENSORS WITH 1 WIRE INTERFACE To ADA 401WP module can be connected devices like based on circuits D81820 0518520 DS18B20 051822 0524387 052401 temperature sensors DTS 103 amp DTS107 environmental parameter sensor DES 200 temperature relative humidity atmospheric pressure environmental parameter sensor DES 216 temperature relative humidity atmospheric pressure lighting environmental parameter sensor DES 300 temperature relative humidity atmospheric pressure lighting sunlight CO2 concentration PT100 sensor to 1 WIRE converter DES 216 PT100 PT500 sensor to 1 WIRE converter DES 216 PT500 PT1000 sensor to 1 WIRE converter DES 216 PT1000 Analog signal 0 10V DC to 1 WIRE converter DES 216 U Analog signal 0 20mA DC to 1 WIRE converter DES 216 1 Method of connection above sensors to ADA 401WP is shown in user manuals of above devices 3 4 3 SUPPORTED CIRCUITS WITH 1 WIRE INTERFACE ADA 401WP module supports 1 WIRE interface circuits like 051820 0518520 DS18B20 051822 0524382 052401 In preparation DS2401 circuit 3 4 4 1 WIRE
51. oper use materials consumption or any unauthorized changes If the product does not function is damaged or not operate in accordance with the instructions will be repaired All warranty and no warranty repairs must be returned with paid transport and insuring to the CEL MAR Company CEL MAR Company under no circumstances won t be responsible for ensuing damage from improper using the product or as a result of random causes the lightning discharge the flood the fire and the like CEL MAR Company is not be held responsible for damages and loss including loss of profits loss of data pecuniary losses ensuing from using or the impossibility of using this product In specific cases CEL MAR Company discontinue all warranties and in particular do not follow the user manual and do not accept terms of warranty by the user 1 2 GENERAL CONDITIONS FOR SAFE USE The device should be installed in a safe and stable places eg electroinstallation cabinet the powering cable should be arranged so as not to be exposed to trampling attaching or pulling out of the circuit Do not put device on the wet surface Do not connect devices for nondescript powering sources Do not damage or crush powering wires Do not make connection with wet hands Do not adapt open or make holes in casings of the device Do not immerse device in water or no other liquid Do not put the fire opened on device sources candles an oil lamps and the like Complete disabl
52. place of sensor s installation Val Lo low limit of measuring value If the value measured by sensor will be lower that will be setted the byte of exceed lower threshold V lt VL in the register of measurement channel Val Hi upper limit of measuring value If the value measured by sensor will be higher that will be setted the byte of exceed upper threshold V gt VL in the register of measurement channel Offset value by which will be increased or decreased measured value of measurement for the linear calibration of the measurement Offset value depends on sensor type and is from 1 27 C to 1 27 C for digital temperature sensors DTS RJ45 DTS 103 DTS 107 DES 216 DES 300 T DES 300E T etc from 12 70 Hig to 12 70 Hig for digital relative humidity sensors DES 216 H DES 300 H etc from 12 70hPa to 12 70hPa for digital atmospheric pressure sensors DES 216 AP DES 300 AP etc Enable activation this field will cues actualisation of measurement and status for channel deactivation will cues block actualisation Assigned activation this field will cues adding a sensor to the Channel Deactivation will cues that in case of next sensors searching by the module in field Sensor SN channel can be serial number or other sensor Progress horizontal indicator of measuring progression Value measurement value readout from the sensor U m unit of measurement measured by the sensor V lt VL indicates that the va
53. rom reverse power polarization YES Galvanic isolation 3kV DC between power circuit and signal line RS 485 Optoisolation 3kV between 1 WIRE signal line and RS 485 Electromagnetic compatibility Resistance to disruptions according to the standard PN EN 55024 Emission of disruptions according to the standard PN EN 55022 Safety requiring According to the PN EN60950 norm Environment Commercial and light industrial Environmental Parameters Operating temperature 30 60 Humidity 5 95 non condensing Storage temperature 40 70 Casing Dimensions 53 x 90 x 62 mm Material ABS PC self extinguishing Degree of casing protection IP40 Degree of terminal protection IP20 Weight 0 10 kg According to standard DIN EN50022 DIN EN43880 Location during work Free Mounting method On the rail compliant with DIN35 TS35 standard Dear Customer Thank you for purchasing CEL MAR Company product We hope that the ADA 401WP module and this user manual help simplify your network of 1 Wire sensor for industrial applications We also wish to remind you that CEL MAR Company are a manufacturer of the widest selections of data communications products in the world in applications such as data transmission converters in RS232 RS485 RS422 USB Current Loop Fibre Optic and Ethernet Converters and many others We welcome your feedback so please cont
54. s in the distance not shorter than 25 cm from powering cables e apply cable for the power of adequate cross section due to voltage drops for converter powering not supply converter from power circuit device that generates large impulse interference such as transmitters contactors 3 1 ASSEMBLING ADA 401WP enclosure is adapted to assembly on TS 35 DIN35 rail To install should be mounted device on the rail upper part of the enclosure then press bottom part to hear characteristic Click sound 3 2 CONNECTION TO COMPUTER Use a RS232 to RS485 converter like ADA 11040 or USB to RS485 like ADA I9140 to connect ADA 401WP module to computer Fig 3 and Fig 4 below shows example connection 3 3 CONNECTION TO RS485 RS422 NETWORK It is possible to connect 32 devices to RS485 network according to EIA 485 standard with total cable length of 1200m To extend length of the network or increase the number of device should be used repeater or hub eg ADA 4040 ADA 4044H Typical connections of ADA 401WP to RS485 network are shown on figure below PC ADA 11040 RS232 RS232 RS485 RS422 ET Bus 2 Rx pag CN Ed A LG Tas 3 r sie oe en 10 98UuU09 10 98UUu09 ZZYSY SBYSH 2 o S 3 2 20 os ADA 401WP ADA 401WP Fig 3 Example connection to RS485 4 wire network ADA 401WP ADA 401WP CEL MAR Zak ad Informatyki i Elektroniki PC AD
55. sor temperature exceeds the setted temperature AAS sensor will be automatically assign for measuring channel Any assignment of a sensor for measuring channel is indicated by the module and program of short tone Beep 8 This procedure is ended by pressing again the button Sensors Monitoring 9 Select branch Configuration gt Communication gt ADA 401WP then in section Automatic Assign Temperature Sensor to Measure Channel disable the option Enable Automatic Assign Temperature Sensor to Measure Channel 10 Press button Save Configuration to Module It will disable the algorithm of Automatic Assign Sensor to Measuring Channel in ADA 401WP module 13 ADA 401WP CEL MAR Zak ad Informatyki i Elektroniki Illustration of APC procedure 11040 RS232 RS485 5485 network 9 gt RS232 or USB ADA 19140 19141 USB 5485 mu LES The order of assignment 1 WIRE network up to 100m sensors to measuring with 0518520 sensors channels before 4 2 1 9 8 7 5 3 6 0 and after 0 8 1118 28 m 78 8 18 716 9 9 ending APC procedure d gt gt the direction of heat sensors gt Heat source e g hair dryer 4 Measuring channel number Fig 9 Visualization of I Automatic Assign Temperature Sensor to Measure Channel 5 3 3 SENSORS REMOVING Double click on the field Se
56. umber of groups in searching process readout only List of available group of 1 WIRE sensor systems in searching process readout only 5 2 4 MEASUREMENT CONFIGURATION Section Measurement configuration has options Measuring data format integral number with 2 byte readout only Pause between readout interval between another readout of measurement from connected sensors range 1 255 sec Enable single reading sensors enable this option causes that each sensor is readout separately The time of readout one sensor is about 1 sec The effect of this option is extension measurement readout time from sensors reducing current value being in VDD line or DQ to current value one sensor in time of measurement processing It is imported in potentially explosive environments after connection an intrinsically safe barrier to ADA 401WP Enable write TL and TH registers for DS18xxx enable this option causes that change of Lo and Hi values in the configuration on measurement channel is write in TL and TH registers of DS18xxx sensor and readout from these registers Disable this option causes that Lo and Hi values setted in the measurement channel configuration are written to ADA 401WP memory and readout from there Options Enable single reading sensors and Enable write TL and TH registers for DS18xxx are available from 2 005 firmware version and 1 7 1 0 version of ADAUtil 5 2 5 AUTOMATIC ASSIGN SENSORS TO MEA
57. unnatural Lux 10 0 20mADC transducer mA A20 100 Sunlight SLux 10 Circuit 052401 serial number S N non Temperature adjuster TA C 10 Percentage adjuster PA 10 Atmospheric pressure hPa 10 CO2 concentration in preparation CO2 ppm 1 PT100 sensor s temperature C PT100 10 PT500 sensor s temperature PT500 10 Algorithm 1 Readout register is saved to regular type variable float and then divide it by the factor DW 1 Fragment of code in C language VS6 0 presenting above algorithm short int siMeasurementReg float fMeasurmentValue fMeasurmentValue float siMeasurementRegister fMeasurmentValue fMeasurmentValue DW Algorithm 2 Readout register is saved to regular type variable 16 bit short int and then divide by the factor DW received change of the dividing it is a number of the hundredth parts of the measurement value II Fragment of code in C language VS6 0 presenting above algorithm short int siMeasurementReg div t div MeasurmentValue div MeasurmentValue div int siMeasurementRegister DW printf Total measurement value d n hundredth parts of the measurement value d n div MeasurmentValue quot div MeasurmentValue rem Query Byte no Designation Size Value hex 00 Module address 1 byte 01 01 to F7 01 Function code 1 byte 03 04 02 Registry address Hi 1 byte 00 03 Registry address Lo 1 byte 00 22 ADA 401WP CEL MAR Zak ad Informatyki i Elektron
58. value from measuring channel DES 216 1 transducer The measurement value from measuring channel 0 5 216 transducer is presented by a 16 bit register The registers with measurement amperage values from DES 216 I transducer are in the format of 16 bit signed integer C C type short int 24 ADA 401WP CEL MAR Zak ad Informatyki i Elektroniki The actual value of measurement value of amperage from DES 216 l transducer in mA DC 0 20 mA A20 is obtained from readout register according to algorithm from paragraph 7 3 1 1 by use appropriate factor value DW 100 table p 7 3 1 1 7 3 2 FUNCTION 0X03 0X04 READOUT OF CIRCUIT SERIAL NUMBER FROM MEASURING CHANNEL 4X 3X REFERENCES Use function code 0x03 0x04 for readout of 1 WIRE circuit serial number from measuring channel In case of query not the whole serial number the module will respond the exception 2 unknown address data The serial number in measuring channel is presented by four 16 bit registers Example of the circuit serial number hex 26 10 17 40 01 00 00 23 will be saved in the MODBUS register like in the table below Register Hi Lo Channel adar ena Register Contents Register Contents dec Byte 0 of serial number Bajt 1 of serial number 0 400 26 10 Byte 2 of serial number Bajt 3 of serial number 0 401 17 40 Byte 4 of serial number Bajt 5 of serial number 0 402 01 00 Byte 6 of serial number Bajt 7 of serial number 0 403 00 23
59. with measuring value of lighting are in the format of 16 bit signed integer C C type short int The actual value of lighting in percent 0 100 Lux is obtained from readout register according to algorithm from paragraph 7 3 1 1 by use appropriate factor value DW 10 table p 7 3 1 1 7 3 1 5 FUNCTION 0x03 0x04 READOUT OF SUNLIGHT FROM MEASURING CHANNEL 4X I 3X REFERENCES Function 0x03 0x04 are used for readout of the value from measuring channel sensor The value from measuring channel sensor is presented by a 16 bit register The registers with measuring value of sunlight are in the format of 16 bit signed integer C C type short int The actual value of sunlight in percent 0 100 SLux is obtained from readout register according to algorithm from paragraph 7 3 1 1 by use appropriate factor value DW 100 table p 7 3 1 1 7 3 1 6 FUNCTION 0x03 0X04 READOUT OF TEMPERATURE SET IN TEMPERATURE ADJUSTER FROM MEASURING CHANNEL 4X 3X REFERENCES Function 0x03 0x04 are used for readout of the value from measuring channel sensor The value from measuring channel sensor is presented by a 16 bit register The registers with value of temperature set by the adjuster are in the format of 16 bit signed integer type short int The actual value of temperature set by the use of temperature adjuster in 5 40 TA C is obtained from readout register according to algorithm from paragraph 7
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