Contents
1. GENERAL INFORMATION...................................................................................................................................................................... 4
1.1. WARRANTED INFORMATION....................................................................................................................................................... 4
1.2. GENERAL CONDITIONS FOR SAFE USE.................................................................................................................................... 4
1.3. CE LABEL....................................................................................................................................................................................... 4
1.4. ENVIRONMENTAL PRESERVATION............................................................................................................................................ 4
1.5. SERVICE AND MAINTENANCE..................................................................................................................................................... 4
1.6. PACK CONTENTS.......................................................................................................................................................................... 4
2. PRODUCT INFORMATION..................................................................................................................................................................... 4
2.1. PROPERTIES................................................................................................................................................................................. 4
2.2. DESCRIPTION................................................................................................................................................................................ 5
2.3. APPLICATION................................................................................................................................................................................ 6
2.4. ISOLATION..................................................................................................................................................................................... 6
3. INSTALLATION....................................................................................................................................................................................... 6
3.1. ASSEMBLING................................................................................................................................................................................. 6
3.2. CONNECTION TO COMPUTER..................................................................................................................................................... 6
3.3. CONNECTION TO RS485 / RS422 NETWORK............................................................................................................................6
3.3.1. GND TERMINAL CONNECTION........................................................................................................................................... 7
3.3.2. LINE TERMINATION.............................................................................................................................................................. 7
3.4. CONNECTION TO 1-WIRE NETWORK......................................................................................................................................... 7
3.4.1. CONNECTION TEMPERATURE SENSORS.........................................................................................................................7
3.4.2. SUPPORTED SENSORS WITH 1-WIRE INTERFACE.........................................................................................................8
3.4.3. SUPPORTED CIRCUITS WITH 1-WIRE INTERFACE..........................................................................................................8
3.4.4. 1-WIRE NETWORK LIMITATION.......................................................................................................................................... 8
3.5. POWER SUPPLY CONNECTION.................................................................................................................................................. 8
4. ACTIVATION........................................................................................................................................................................................... 9
4.1. ERRORS SIGNALIZATION............................................................................................................................................................ 9
5. CONFIGURATION................................................................................................................................................................................... 9
5.1. OPERATING MODES..................................................................................................................................................................... 9
5.2. GENERAL CONFIGURATION...................................................................................................................................................... 10
5.2.1. SYSTEM ALARMS............................................................................................................................................................... 10
5.2.2. RS485 CONFIGURATION................................................................................................................................................... 10
5.2.3. 1-WIRE CONFIGURATION.................................................................................................................................................. 11
5.2.4. MEASUREMENT CONFIGURATION................................................................................................................................... 11
5.2.5. AUTOMATIC ASSIGN SENSORS TO MEASUREMENT CHANNELS (AAS) CONFIGURATION......................................11
5.3. MEASURING CHANNEL CONFIGURATION............................................................................................................................... 11
5.3.1. SENSOR ADDING............................................................................................................................................................... 11
5.3.2. CHANGING SENSORS ORDER..........................................................................................................................................13
5.3.2.1. SENSOR DISPLACEMENT......................................................................................................................................... 13
5.3.2.2. SENSORS EXCHANGE.............................................................................................................................................. 13
5.3.2.3. CHANGING TEMPERATURE SENSORS ORDER BY THE USE OF AAS PROCEDURE........................................13
5.3.3. SENSORS REMOVING....................................................................................................................................................... 14
5.3.4. MEASUREMENT CHANNEL PARAMETERS CONFIGURATION.......................................................................................14
5.4. SAVING TO FILE.......................................................................................................................................................................... 14
5.5. PRINTING OF CONFIGURATION................................................................................................................................................ 15
5.6. FIRMWARE UPDATE................................................................................................................................................................... 15
5.7. EMERGENCY FIRMWARE UPDATE...........................................................................................................................................15
5.8. FACTORY DEFAULT.................................................................................................................................................................... 16
6. DIAGNOSTICS...................................................................................................................................................................................... 16
6.1. GENERAL MODULE DIAGNOSTICS........................................................................................................................................... 16
6.1.1. RS485 INTERFACE DIAGNOSTICS...................................................................................................................................17
6.1.2. 1-WIRE INTERFACE DIAGNOSTICS.................................................................................................................................. 17
6.1.3. ADDITIONAL DIAGNOSTICS OF 1-WIRE BUS..................................................................................................................17
6.1.4. SYSTEM DIAGNOSTICS..................................................................................................................................................... 17
6.2. DIAGNOSTIC OF MEASUREMENT CHANNELS........................................................................................................................17
6.3. DIAGNOSTIC OF MODBUS PROTOCOL.................................................................................................................................... 18
6.3.1. CONFIGURATION OF MODBUS-RTU COMMUNICATION................................................................................................19
6.3.2. MODULE MONITORING- MODBUS-RTU...........................................................................................................................20
7. IMPLEMENTATION OF MODBUS-RTU PROTOCOL...........................................................................................................................20
7.1. TABLE OF MODBUS-RTU ADDRESSES....................................................................................................................................21
7.1.1. MODBUS REGISTERS MEASURING CHANNELS READOUT BY FUNCTION 04 (3X – REFERENCES) INPUT
REGISTERS OR FUNCTION 03 (4X – REFERENCES) HOLDING REGISTERS........................................................................21
7.2. FRAME STRUCTURE OF MODBUS-RTU PROTOCOL..............................................................................................................22
7.3. USED FUNCTIONS OF MODBUS-RTU PROTOCOL..................................................................................................................22
7.3.1. READOUT OF THE VALUES FROM THE MEASUREMENT CHANNELS..........................................................................22
7.3.1.1. FUNCTION 0x03 / 0x04 – READOUT OF TEMPERATURE FROM MEASURING CHANNEL [4X / 3X-
REFERENCES]........................................................................................................................................................................ 22
7.3.1.2. FUNCTION 0x03 / 0x04 – READOUT OF RELATIVE HUMIDITY FROM MEASURING CHANNEL [4X / 3X-
REFERENCES]........................................................................................................................................................................ 23
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ADA-401WP
