IntesisBox DK-RC-MBS-1 English User Manual
Contents
1. Intesis Software S L All rights reserved URL http www intesis com 14 17 LJ This information is subject to change without notice n tes i S amp Email info intesis com software IntesisBox is a registered trademark of Intesis Software SL tel 34 938047134 IntesisBox DK RC MBS 1 User s Manual r2 eng Pressure sensor error Current sensor error Discharge pipe thermistor system error Low pressure equivalent saturated temperature sensor system error Suction pipe thermistor system error Heat exchanger 1 thermistor system error Heat exchanger 2 thermistor system error Oil equalizer pipe or liquid pipe thermistor system error Double tube heat exchanger outlet or gas pipe thermistor system error Discharge pipe pressure sensor error Oil temperature sensor error Suction pipe pressure sensor error Oil pressure sensor error Oil level sensor error Inverter system error Temperature rise in a switch box Radiation fin power transistor temperature is too high Compressor motor grounded or short circuit inverter PCB fault Compressor motor grounded or short circuit inverter PCB fault Over current of all inputs Compressor over current compressor motor wire cut Stall prevention error start up error Compressor locked etc Power transistor error Communication error between inverter and outdoor control unit Shortage of refrigerant th2. Over current of STD compressor motor Overload of fan motor Over current of fan motor Over current of AC input Electronic expansion valve drive error Four way valve error Pump motor over current Water temperature abnormal Site installed Protection device activated Malfunctions in a drain water Ice thermal storage unit error Malfunctions in a sensor system Air temperature thermistor error Sensor system of power supply error High Pressure switch is faulty Low pressure switch is faulty Outdoor Unit Compressor motor overload sensor is abnormal Compressor motor over current sensor is abnormal Overload or over current sensor of fan motor is abnormal Sensor system of over current of AC input Outdoor air thermistor system error Discharge air thermistor system error Pump motor sensor system of over current is abnormal Water temperature sensor system error Sensor system of drain water is abnormal Ice thermal storage unit error alarm No 1 and No 2 common protection device operates No 1 protection device operates No 2 protection device operates Discharge pipe temperature is abnormal Temperature of heat exchanger 1 abnormal Discharge pressure abnormal Oil temperature is abnormally high Suction pressure abnormal Oil pressure abnormal Oil level abnormal Sensor system error of refrigerant temperature
3. Intesis Software S L All rights reserved URL http www intesis com 15 17 LJ This information is subject to change without notice tes 5 amp Email info intesis com software IntesisBox is a registered trademark of Intesis Software SL tel 34 938047134 IntesisBox DK RC MBS 1 User s Manual r2 eng 260 33 Supply air temperature sensor error 261 34 Return air temperature sensor error 262 35 Outdoor air temperature sensor error 263 36 Remote controller temperature sensor error 267 3A Water leakage sensor 1 error 268 3H Water leakage sensor 2 error 269 3C Dew condensation error Centralized remote controller PCB error Communication error between centralized remote control devices Centralized remote control devices inappropriate combination Centralized remote controller address setting error DK RC MBS 1 Error in the communication of DK RC MBS 1 device with the AC unit In case you detect an error code not listed contact your nearest Daikin technical support service Intesis Software S L All rights reserved URL http www intesis com 16 17 LJ This information is subject to change without notice n te 5 5 amp Email info pintesis com software IntesisBox is a registered trademark of Intesis Software SL tel 34 938047134 IntesisBox DK RC MBS 1 User s Manual r2 eng 7 Annex 1 Master of Mode The master of mode only applies u
4. 0 1 R W 0 Off 1 AC unit Mode 0 Auto 1 2 R W 1 Heat 2 3 Fan 4 Cool AC unit Fan Speed 1 Low 2 3 R W 2 3 High AC unit Vane Position 1 POS1 Horizontal 2 POS2 Horizontal 3 4 R W 3 POS3 Med 4 POS4 Vert 5 POSS Vert 10 SWING AC unit Temperature Setpoint 16 329C C x10 C 60 90 F See section 3 2 3 below AC unit Return Path Temperature 5 6 R C x10 C F See section 3 2 3 below Window Contact 6 7 R W Q0 Closed 1 4 5 R W 3 See Section 5 for detail on indoor unit model differences and function availability Magnitude for this register can be adjusted to Celsius x 19C Celsius x 109C default or Fahrenheit through DIP switches S4 3 Check Table 3 4 for details Intesis Software S L All rights reserved URL http www intesis com 6 17 LJ This information is subject to change without notice n tes S amp Email info intesis com IntesisBox is a registered trademark of Intesis Software SL qon tel 34 938047134 IntesisBox DK RC MBS 1 User s Manual r2 eng Register Addr Register Addr AC address PUE address Description 7 8 Reserved Remote Command Disablement 8 9 R W 0 Remote Command enabled 1 Remote Command disabled AC unit Operation 9 10 R W 0 65535 hours Counts the time the AC unit is in On sta
5. Error Code E Modbus Remote Error category Error Description Controller No active error External protection devices activated Indoor unit PCB assembly failure Interlock error for fan Drain level system error Temperature of heat exchanger 1 error Temperature of heat exchanger 2 error Fan motor locked overload over current Swing flap motor error Overcurrent of AC input Electronic expansion valve drive error Heater overheat Dust collector error No maintenance filter error Capacity setting error indoor Shortage of water supply Indoor Unit Malfunctions of a humidifier system water leaking Malfunctions in a sensor system Sensor system of drain water error Heat exchanger 1 Liquid pipe thermistor system error Heat exchanger 1 Gas pipe thermistor system error Sensor system error of fan motor locked overload Sensor system of swing flag motor error Sensor system of over current of AC input Suction air thermistor error Discharge air thermistor system error Contamination sensor error Humidity sensor error Remote control thermistor error Radiation sensor error High pressure switch sensor Protection devices activated Outdoor uni9t PCB assembly failure High pressure switch HPS activated Low pressure switch LPS activated Overload of inverter compressor motor
6. 34 938047134 IntesisBox DK RC MBS 1 User s Manual r2 eng 3 2 3 Considerations on DK RC MBS 1 temperature registers DK RC MBS 1 implements three registers containing temperature values e AC unit Temperature Setpoint R W register 5 in PLC addressing This is the adjustable temperature setpoint meant to be required by the user This register can be read Modbus function 3 or 4 or written Modbus functions 5 or 16 A remote controller connected to the P1P2 bus of the Daikin indoor unit will report the same temperature setpoint value as this register e AC unit return path temperature R register 6 in PLC addressing This register always shows the temperature reported by the sensor placed in the return path temperature of the Daikin indoor unit It is a read only register Modbus functions 3 or 4 e AC unit external reference temperature R W register 23 in PLC addressing This register allows providing an external temperature reference from Modbus side If an external temperature is provided through this register indoor unit will use it as reference for its temperature control loop o Forthis temperature to take effect it is required that the Daikin AC indoor unit is configured in such a way that it uses the thermostat sensor in the remote controller this is DK RC MBS 1 will act as thermostat sensor providing a temperature sensor reading o This configuration is done via a Daikin remote controller connected
7. until you hear the AC Indoor Unit i click p bosses I j 1 90 I 1 5 mera 1 P2 S i RICE L p MODBUS RTU EIA485 500 m Bus 53 mm Connection to P1 P2 bus Two wires cable AC Indoor Unit qI 7 i 1 1 P2 S i Se mum mum i e See MODBUS RTU EIA485 Max 500 m pus Figure 2 1 DK RC MBS 1 Connection diagrams Intesis Software S L All rights reserved URL http www intesis com 5 17 LJ This information is subject to change without notice n tes IS E Email info intesis com IntesisBox is a registered trademark of Intesis Software SL qas tel 34 938047134 IntesisBox DK RC MBS 1 User s Manual r2 eng 3 Modbus Interface Specification 3 1 Modbus physical layer DK RC MBS 1 implements a MODBUS RTU slave interface to be connected to an RS 485 line It performs 8N2 8N1 compatible communication 8 data bits no parity and 2 stop bit with several available baudrates 2400 bps 9600 bps default 19200 bps and 57600 bps 3 2 Modbus Registers All registers are of type 16 bit signed Holding Register in standard ModBus big endian notation The registers are accessible as Holding registers or Input Registers 3 2 1 Control and status registers Register Addr Register Addr protocol address PLC address R W iBesenpiion AC unit On Off
8. amp Email info intesis com software IntesisBox is a registered trademark of Intesis Software SL tel 34 938047134 IntesisBox DK RC MBS 1 User s Manual r2 eng 2 Connection 2 1 Connection of the interface to the AC indoor unit The DK RC MBS 1 connects directly to the Daikin P1 P2 Bus Depending on which controllers are available the recommended connection methods are the following details in Figure 2 1 e Wired remote control available Connect the gateway as Slave in parallel with the wired remote controllers Wall controller acts as master e Infrared remote control available Connect the gateway as Master in parallel with the infrared remote controller Infrared receiver as Slave e No remote control available Connect the gateway directly to the P1 P2 bus of the indoor unit as Master when there is no Daikin remote controller Disconnect mains power from the AC unit and use a 2 wire cable with a diameter of 0 75mm to 1 25mm for the connection of DK RC MBS 1 Daikin s remote controller and its corresponding indoor unit Screw the suitably peeled cable ends in the corresponding P1 P2 terminals of each device as summarized in Figure 2 1 Maximum P1 P2 bus length is 500 meter cable has no polarity 2 2 Connection of the interface to Modbus Use the EIA485 connector in the DK RC MBS 1 to connect to the Modbus network 4 Remote Control i 1 For wall mount 1 extract the upper and lower staples
9. 17 LJ This information is subject to change without notice n te 5 5 Email info intesis com software IntesisBox is a registered trademark of Intesis Software SL tel 34 938047134 IntesisBox DK RC MBS 1 User s Manual r2 eng 1 Presentation Ac unit IntesisBox The DK RC MBS 1 interface allows a complete and natural integration of Daikin air conditioners into Modbus RTU RS 485 networks Compatible with all SKY Air and VRV models commercialized by DAIKIN e Reduced dimensions 93 x 53 x 58 mm e Quick and easy installation Mountable on DIN rail wall or even inside the indoor unit in some models of AC e External power not required e Direct connection to MODBUS RTU RS 485 networks Up to 63 DK RC MBS 1 devices can be connected in the same network DK RC MBS 1 is a Modbus slave device e Direct connection to the AC indoor unit e Configuration from both on board DIP switches and MODBUS e Total Control and Supervision e Real states of the AC unit s internal variables e Allows using simultaneously the IR and wired remote controls and MODBUS RTU Modbus RTU RS485 network Modbus RTU master device Up to 63 AC indoor i SCADA units PLC DDC BMS HMI Controller etc J DK RC MBS 1 Intesis Software S L All rights reserved URL http www intesis com 4 17 LJ This information is subject to change without notice n te S S
10. 2 Connection of the interface to Modbus sssssssssssrrssrrrssrrnsrrrnnrrrnurrnnnrnnnnrrnnnrrnns 5 3 Modbus Interface Specification ice serere eee serre ex re he a eee Pelro ER aee a a 6 3 1 2 eoo naue ou Een keen E Ree EXE ye E oe iwi RR E YR 6 3 2 Modbus Reglstets ee exei eb and Oe ns C IRE UR RV UN RR ORE TRA EFE a 6 3 2 1 Control and Status registers iiis cse sonore ke nera cr bex ata Red ERRAT 6 3 2 2 Configuration Registers xr ee Ex ter ir nl ER e A P E ER UH 7 3 2 3 Considerations on DK RC MBS 1 temperature registers 8 3 3 DIP switch Configuration Interface 9 3 4 Implemented FUNCIONS rencie eee eee eee EN neas sea sea sea sea sea nn nnn EEE 11 3 5 Device LED indicator sesseseeeseeeeen enne mnes sea sea sea sna sean nnn nnn 11 3 6 RS485 bus Termination resistors and Fail Safe Biasing mechanism 11 4 Specifications eR EROR UR PA RR dale e RR PR aD RO CR d T D E KORR eR 13 5 List of supported AC Unit 13 6 Error Godes cr 14 7 Annex 1 Master of Mode tret xod texte Ea rex Y en e MER d T YR RERO 17 Intesis Software S L All rights reserved URL http www intesis com 3
11. 434 938047134 IntesisBox DK RC MBS 1 User s Manual r2 eng 53 Modbus protocol Slave address and baudrate Switches Switches Switches Switches 12 34 56 7 1 2 3 4 56 7 12 34 56 7 1 2 3 4 56 7 o HB 2 3 4 5 6 7 8 9 X X X X X X X X X X X X X X X X Table 3 2 S3 Modbus Slave address 2 Switches es Decimal value 12345678 Description 00 X X 2400bps XXXXXx10 X X 4800bps XXXxxx01 X X 9600bps default value XXXXXX11 X X 19200bps Table 3 3 S3 Modbus baud rate S4 Other Degrees Decidegress x10 temperature magnitude C F and EIA485 termination resistor Decimal Switches Value 1234 Description Temperature values in Modbus register are represented in degrees x1 default value Temperature values in Modbus register are represented in decidegrees x10 Temperature values in Modbus register are represented in Celsius degrees default value Temperature values in Modbus register are represented in Fahrenheit degrees value for S4 1 x1 x10 is ignored EIA485 bus without termination resistor default value Internal termination resistor of 1200 connected to EIA485 bus Table 3 4 S4 Temperature and termination configuration Default value Only in the interfaces connected at both ends of th
12. RL http www intesis com 8 17 LJ This information is subject to change without notice n tes 5 amp Email info intesis com software IntesisBox is a registered trademark of Intesis Software SL tel 34 938047134 IntesisBox DK RC MBS 1 User s Manual r2 eng 3 3 DIP switch Configuration Interface In this section the values of the configuration switches and their meaning are specified AC Unit IntesisBox DK RC MBS 1 485 Sass BEER 22 Figure 3 1 DK RC MBS 51 AC unit configuration Master Slave Master Slave of Operating Mode Fan speeds and Vanes Decimal value Switches 1234 Description Slave A Daikin BRC Controller must be present in 1 P2 configured as Master default value Master in P1 P2 bus Daikin BRC Controller not needed in P1 P2 If existing BRC must be configured as slave Master of VRV Operation Mode For VRV only VRV slave of Operating Mode For VRV only default value Indoor unit has 2 Fan Speeds default value Indoor unit has 3 fan speeds Indoor unit has no Vanes 8 Explained in section 7 Indoor unit has Vanes default value Table 3 1 S1 switch configuration O Intesis Software S L All rights reserved This information is subject to change without notice IntesisBox is a registered trademark of Intesis Software SL URL http www intesis com 9 17 n tesis Sg e info intesis com 1 Ye
13. ail Safe Biasing mechanism RS485 bus requires 1209 terminator resistor at each end of the bus to avoid signal reflections The DK RC MBS 1 device includes an on board terminator resistor of 1209 that can be connected to the RS485 bus by using DIP switch Table 3 4 A fail safe biasing circuit has also been included in the board of DK RC MBS 1 it can be connected to the RS485 bus by placing the internal jumper JP1 see details in Figure 3 2 This fail safe biasing of the RS485 bus must only be supplied by one of the devices connected to the bus Some Modbus RTU RS485 master devices can provide also internal 120 terminator resistor and or fail safe biasing consult the technical documentation of the master device connected to the RS485 network in every case Intesis Software S L All rights reserved URL http www intesis com 11 17 LJ This information is subject to change without notice n te 5 5 Email info intesis com software t IntesisBox is a registered trademark of Intesis Software SL mer el 34 938047134 IntesisBox DK RC MBS 1 User s Manual r2 eng Location of jumpers and DIP switches for RS485 bus Termination resistor or Fail Safe Biasing selection JL Jumpers placed gt Fail safe biasing circuit connected to the RS485 bus BBBEBEBE 2 HEBE lt Figure 3 2 Fail Safe jumper To access to internal jumpers JP2 and JP3 extract the top cover of the interface inserting a small scr
14. e bus must be activated the termination resistor not in the rest Intesis Software S L All rights reserved URL http www intesis com 10 17 ma This information is subject to change without notice n tes S amp Email info intesis com software IntesisBox is a registered trademark of Intesis Software SL tel 34 938047134 IntesisBox DK RC MBS 1 User s Manual r2 eng 34 Implemented Functions DK RC MBS 1 implements the following standard MODBUS functions 3 Read Holding Registers 4 Read Input Registers 6 Write Single Register 16 Write Multiple Registers Although this function is allowed the interface does not allow write operations on more than 1 register with the same request this means that length field should always be 1 when using this function for writes 3 5 Device LED indicator The device includes two LED indicators check Figure 3 1 to signal its different possible operational states In this section their meaning is explained L1 yellow Operation ON OFF Meaning Blinking 500 ms 500 ms Communication error Flashing 100 ms 1900 ms Normal operation configured and working L2 red Operation ON OFF Meaning Pulse 3 sec Undervoltage L1 yellow amp L2 red Operation ON OFF Meaning Pulse 5 sec Device start up Alternate blinking 500 ms 500 ms Flash checksum not OK 3 6 RS485 bus Termination resistors and F
15. ermal storage unit Power voltage imbalance open phase Sensor error of temperature rise in a switch box Radiation fin temperature sensor error DC current sensor system error AC or DC output current sensor system error Total input current sensor error Capacity setting error outdoor Low pressure drop due to insufficient refrigerant or electronic expansion valve error etc Reverse phase Open phase Power voltage failure Instantaneous power failure Failure to carry out check operation transmission error Communication error between indoor unit and outdoor unit communication error between outdoor unit and BS unit Communication error between remote control and indoor unit Remote control board failure or setting error for remote control Communication error between indoor units Communication error between outdoor units Communication error between outdoor unit and ice thermal storage unit System Communication error between main and sub remote controllers sub remote control error Combination error of other indoor unit remote control in the same system model Communication error between other indoor unit and outdoor unit in the same system Communication error between other BS unit and indoor outdo
16. ew driver or clip in the holes located at both sides of the cover DK RC MBS 1 485 Figure 3 3 Accessing the jumpers Intesis Software S L All rights reserved URL http www intesis com 12 17 m This information is subject to change without notice n te S S amp Email info intesis com software tel IntesisBox is a registered trademark of Intesis Software SL 34 938047134 IntesisBox DK RC MBS 1 User s Manual r2 eng 4 Specifications Dimensions 93 x 53 x 58 mm Weight 859 Operating Temperature 40 85 C Stock Temperature 40 85 C Operating Humidity lt 95 RH non condensing Stock Humidity 9596 RH non condensing Isolation voltage 1000 VDC Isolation resistance 1000 MQ Modbus Media Compatible with Modbus RTU RS485 networks Marche it LED Indicator DIP Switches 5 5 List of supported AC Unit Types A list of Daikin indoor unit model references compatible with DK RC MBS 1 and their available features can be found in http www intesis com pdf IntesisBox DK RC xxx 1 AC Compatibility pdf Intesis Software S L All rights reserved URL http www intesis com 13 17 LJ This information is subject to change without notice n te S S Email info intesis com software IntesisBox is a registered trademark of Intesis Software SL er tel 34 938047134 IntesisBox DK RC MBS 1 User s Manual r2 eng 6 Error Codes
17. nder the following conditions 1 The AC system is VRV 2 The VRV system uses a Heat pump outdoor unit 3 The DK RC MBS 1 is configured as Master of the P1 P2 bus Table 3 1 If they are not matched the parameter is going to be ignored The Heat pump outdoor unit of a VRV system can only work in one mode either Heat Cool or fan The Master of mode is the indoor unit that defines which is the working mode of the outdoor unit If there is no Master of mode in the system the first AC unit to be turned On is the one controlling the mode In a VRV system there can only be one device acting as Master of Mode If more than one is configured this way the system is not going to work properly When a DK RC MBS 1 is configured as Master of Mode it can control all the modes of the system section 3 2 1 The Mode selection of all the other gateways and remote controllers is going to be affected by the one chosen by the Master of Mode detailed in Table 7 1 Master of Mode Slave of Mode Heat Heat Fan Dry Cool Fan Dry Fan Fan Cool Cool Fan Dry Table 7 1 Mode correspondence Intesis Software S L All rights reserved URL http www intesis com 17 17 LJ This information is subject to change without notice n tes 5 amp Email info pintesis com software IntesisBox is a registered trademark of Intesis Software SL tel 34 938047134
18. or unit Combination error of indoor BS outdoor unit model quantity etc setting error of spare parts PCB when replaced Improper connection of transmission wiring between outdoor and outdoor unit outside control adaptor Centralized address duplicated Attached equipment transmission error Communication error between indoor unit and centralized control device Failure to carrey out check operation Indoor outdoor outdoor outdoor communication error etc All system error PC board error Ozone density abnormal Contamination sensor error Indoor air thermistor system error Outdoor air thermistor system error HVU error Ventiair dust collecting unit Dumper system error Door switch error Replace the humidity element Replace the high efficiency filter Replace the deodorization catalyst Simplified remote controller error Fan motor of supply air over current or overload Fan motor of return air over current Fan motor of return air overload Inverter system error supply air side Inverter system error return air side Humidifying valve error Chilled water valve error Hot water valve error Heat exchanger of chilled water error Heat exchanger of hot water error The humidity sensor of return air sensor Outdoor air humidity sensor error Others 258 259
19. sIntesisBox DK RC MBS 1 vo MODBUS RTU RS 485 Interface for Daikin air conditioners Compatible with VRV and SKY line air conditioners commercialized by Daikin User Manual Issue Date 2013 02 26 Order Code DK RC MBS 1 IntesisBox DK RC MBS 1 User s Manual r2 eng Intesis Software S L 2012 All Rights Reserved Information in this document is subject to change without notice No part of this publication may be reproduced stored in a retrieval system or transmitted in any form or any means electronic or mechanical including photocopying and recording for any purpose other than the purchaser s personal use without the written permission of Intesis Software S L Intesis Software S L Mila i Fontanals 1 bis 08700 Igualada Spain TRADEMARKS All trademarks and tradenames used in this document are acknowledged to be the copyright of their respective holders Intesis Software S L All rights reserved URL http www intesis com 2 17 LJ This information is subject to change without notice n te 5 5 Email info intesis com software IntesisBox is a registered trademark of Intesis Software SL tel 34 938047134 IntesisBox DK RC MBS 1 User s Manual r2 eng INDEX 1 PFESCNLATION receader wens EUN RETE ERA teem RES E RE nous 4 2 CONNECTION cn 5 2 1 Connection of the interface to the AC indoor unit sessesssseeeeee 5 2
20. te AC unit Alarm Status 10 11 R 0 No alarm condition 1 Alarm condition 11 12 R Error Code Information in section 6 Indoor unit ambient temperature from external sensor at Modbus side 22 23 R W 32768 Default value No temperature is being provided from an external sensor Any other 9C x109C oF See section 3 2 3 below 3 2 2 Configuration Registers Register Addr Register Addr uu protocol address PLC address RANA Descnpston 12 13 R W Reserved Open Window switch off timeout 13 14 R W 0 30 minutes Factory setting 30 minutes Modbus RTU baud rate bps 2400 14 15 R 4800 9600 19200 15 16 R Device s Modbus slave address 1 63 Max number of fan speeds 21 22 R 2 3 49 50 R Device Identification DK RC MBS 1 0x800 50 51 R Software version 4 This value is stored in non volatile memory 2 Magnitude for this register can be adjusted to Celsius x 19C Celsius x 109C default or Fahrenheit through DIP switches S4 Once window contact is open a count down to switch off the AC Unit will start from this configured value Configured with S1 Table 3 1 Intesis Software S L All rights reserved URL http www intesis com 7 17 LJ This information is subject to change without notice n te S S amp Email info intesis com ware tel IntesisBox is a registered trademark of Intesis Software SL
21. to the indoor unit Config mode 10 first code value 2 second code value 1 and must be done by Daikin authorized installers at the time of the installation of the AC o The value of this register only takes effect when DK RC MBS 1 is set as master of P1P2 bus with respect to an additional remote controller in the bus see section 2 1 Connection of the interface to the AC indoor unit and 3 3 DIP switch Configuration Interface o Register value after DK RC MBS 1 startup is 32768 which means that no temperature reference is provided to the AC indoor unit In that case AC indoor unit will use its own return path temperature sensor as reference for its control loop Additionally note that temperature values all these three registers are expressed according to the temperature format configured through its onboard DIP Switches See 3 3 DIP switch Configuration Interface Following formats are possible e Celsius value Value in Modbus register is the temperature value in Celsius i e a value 22 in the Modbus register must be interpreted as 229C e Decicelsius value Value in Modbus register is the temperature value in decicelsius i e a value 220 in the Modbus register must be interpreted as 22 09C e Fahrenheit value Value in Modbus register is the temperature value in Fahrenheit i e a value 72 in the Modbus register must be interpreted as 729F 220 Intesis Software S L All rights reserved U
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