Sinclair SCMI-01.4, User Manual

Page 1: ...COMMUNICATION MODULE SCMI 01 4 USER S MANUAL EN ...

Page 2: ... Translation of original instructions IMPORTANT NOTE Read this manual carefully before installing or operating your new air conditioning unit Make sure to save this manual for future reference ...

Page 3: ...on DIN rail The front panel has LCD with 2x8 characters and four LED indicators The green LED indicates the power on state and three yellow LEDs indicate the switching state of the module relays Setting up the module and downloading the stored data is done using four control keys and a USB connector The module is powered by AC voltage of 230V 50Hz To control the outdoor unit the control module is ...

Page 4: ...property damage may occur Do not dismantle nor repair the device Disconnect the device from the power supply before cleaning or maintenance Otherwise an electric shock may occur Do not touch the device with wet hands do not operate it in a wet environment and do not wash it with water There is a risk of electric shock Damaged power cables must be replaced by the manufacturer authorized service cen...

Page 5: ...ls 1 and 2 of the outdoor unit respectively For 3 phase outdoor units the terminals are interchanged so to work properly the terminals SC 1 and SC 2 of the module must be connected to the terminals 2 and 1 of the outdoor unit respectively No Label Signal type Description 1 230V N Input 230V N Input of the mains supply voltage neutral wire 2 230V L Input 230V L Input of the mains supply voltage pha...

Page 6: ...erature control mode autonomous temperature control mode for cooling autonomous temperature control mode for heating simple heat pump or in the slave mode After powering on the module is initialized and then the display shows the default screen For example if the module is in the slave mode and the outdoor unit compressor is stopped the display shows Inputs Off 0 When the compressor is running in ...

Page 7: ...in menu of the control module Error AABBCCDD The AABBCCDD represents the four two digit hexadecimal numbers Each number can take values 00 01 02 04 08 10 20 40 or 80 if one error occurs If multiple errors occur at the same time the displayed value corresponds to the sum of the hexadecimal values of the individual errors This means that single digit can take a hexadecimal value of 0 to F i e 0 9 an...

Page 8: ...to log on If you try to change settings without logging the display returns one level back Under the default settings of the SCMI 01 4 control module you can only change the display backlight and contrast without logging in Once the module is connected to the USB port of the computer you can use the USBCommunicator program to disable the password to set also the target temperature for heating and ...

Page 9: ...ns one level back in the menu When attempting to write lower than the permitted value the error message Err min appears on the first line of the display and the minimum permitted value of the set parameter is displayed on the second line Similarly when attempting to write higher than the permitted value the error message Err max appears on the first line of the display and the maximum permitted va...

Page 10: ...V Depending on the external voltage value the module controls the outdoor unit compressor performance Reg P Autonomous pressure evaporation temperature control mode Reg T Autonomous temperature control mode for cooling Reg T Autonomous temperature control mode for heating Reg Tx Autonomous temperature control mode for heating or cooling depending on the status of the digital input H C heating cool...

Page 11: ...r operates as a condenser and its temperature T1 is used to control the outdoor unit and to protect against exceeding the condensation temperature of the refrigerant used The thermometer T2 measures the temperature in the room Placing of temperature sensor T2 depends on installation s demands The heating cooling mode can be set via the input H C and the control module can be activated via the inpu...

Page 12: ...e in the room Placing of temperature sensor T2 depends on installation s demands The control module can be activated remotely using the digital input On Off If the input On Off is not connected the module is switched off if this input is connected to the common terminal the module is switched on The outdoor unit is controlled via a serial line which also supplies its communication circuits For 1 p...

Page 13: ...emperature is used to control the outdoor unit and protect against exceeding the condensation temperature of the refrigerant used The control module can be activated remotely using the digital input On Off If the input On Off is not connected the module is switched off if this input is connected to the common terminal the module is switched on The outdoor unit is controlled via a serial line which...

Page 14: ...e outdoor unit and protect against exceeding the condensation temperature of the refrigerant used The control module can be activated remotely using the digital input On Off and the current mode is set according to the status of the binary input H C If the input H C is not connected the module operates in the cooling mode if this input is connected to the common terminal the module operates in the...

Page 15: ...eriod from the last defrosting must have elapsed Evaporator defrosting is stopped when the set temperature to stop defrosting is reached or the set maximum time length of defrosting has elapsed Setting the defrosting mode of the indoor unit evaporator Press the ENTER key to enter the setting menu and use the keys to select the Defrost menu After opening this menu select and set the Mode menu with ...

Page 16: ...wing message briefly appears Saved OK yy y Then the display returns one level back in the menu Setting the maximum duration of defrosting Press the ENTER key to enter the setting menu and use the keys to select the Defrost menu After opening this menu select the Length menu Defrost Length After opening this menu Length xx x The xx x represents the set maximum duration of defrosting in minutes Use ...

Page 17: ...value the following message briefly appears Saved OK yy y Then the display returns one level back in the menu Setting the T1 temperature to stop defrosting Press the ENTER key to enter the setting menu and use the keys to select the Defrost menu After opening this menu select the Stop menu Defrost Stop After opening this menu Stop xx x The set temperature to stop defrosting is displayed Use the ke...

Page 18: ...r Defrost The relay is controlled identically with the defrosting of the indoor unit evaporator Error The relay is activated if an error state is detected Heat Coo The relay is controlled by the current state of the system Heat Cool Limiting The relay is activated when the set limit of the compressor output is exceeded There are not any other parameters to set for the first five relay functions fo...

Page 19: ...e compressor speed in the 1 1 ratio Auto 2 The fan speed is controlled according to the compressor speed in the 60 200 ratio Off The output to control the indoor fan speed is not used Setting the Constant Fan Speed Fixed This menu allows you to set the constant speed of the indoor fan using the additional FMD 01 module The speed can be set from 30 to 100 of the maximum fan speed After setting the ...

Page 20: ...ivative constant the system will be more responsive to the changes and will counteract these changes The default value is 60 and can be set from 0 to 999 How to set the control constants Characteristics of the controlled system must be considered when adjusting the control constants According to the rate of change of the controlled variable the time constant must be set first The time constant sho...

Page 21: ...tting the backlight and contrast of the LCD Both settings are similar and you can do this without entering the password to logging in After opening the Display menu the menu item for setting the backlight is displayed Display Backlit After opening this menu the current backlight level is displayed using 1 to 16 bars Backlit You can use the keys to change the backlight level and then use the ENTER ...

Page 22: ...n the desired language set consisting of two language versions the required language English You can choose from 5 language sets CZE ENG GER ENG CRO ENG POL ENG SVK ENG The upload instructions are described in manual to USBC Display Language After opening this menu Language Cesky or Language English The current selected language version is followed by the sign You can use the keys to change the la...

Page 23: ...under the cover on the front panel of the module To set the parameters from a computer the module may not be connected to a power supply it is powered from the computer s USB connector After connecting the module to the computer that is running the USBCommunicator program the computer reads the module s settings and displays them in the opened window Fig 6 Default settings of the SCMI 01 module ...

Page 24: ...oning properly the short open circuit of the pressure sensor connected to the current input 4 20mA may be indicated next In addition a low pressure error on the suction side of the outdoor unit compressor may appear Error P Low Also in this case the SCMI 01 4 module sends a command to stop the outdoor unit compressor the operation will resume when the pressure exceeds the minimum allowed value If ...

Page 25: ...ll be displayed instead of error codes in the empty positions If the number of previous errors exceeds 8 all stored error records are shifted and the oldest one is deleted In this way the error list is updated whenever a new error occurs and it cannot be deleted nor changed by another way Summary of errors is given in the following tables Errors displayed in the AA position E4 01 Compressor discha...

Page 26: ...ICAL PARAMETERS Supply voltage range 230V 50Hz 10 Maximum input power 15VA Net dimensions W x D x H 70 x 58 x 90 mm Net weight 210 g Operating temperature 0 C to 55 C Storage temperature 25 C to 70 C Inputs 2 x digital input with TTL levels 2 x input for temperature sensors Carel NTC015WF00 10kΩ ß 3435 1 x voltage input 0 10V with input resistance of 100kΩ 1 x current input 4 20mA for pressure sen...

Page 27: ... is controlled according to the error state Heat Coo The relay is controlled according to the operation Heat Cool Limiting Min sp The relay to limit the long lasting compressor load Max sp Delay Logic Direct Relay switches with direct logic Direct Inverse Relay switches with inverse logic Relay 2 Function This setting is the same as setting the Relay 1 Compres Logic This setting is the same as set...

Page 28: ... order to disable the remote control receiver module and thus prevent undesirable operation of the indoor unit There are two versions of the FMD 01 module In the version with trimmer resistor FMD 01T trimmer potentiometer it is necessary to set the required speed using the trimmer resistor after connecting the module to the indoor unit according to the previous text You should be careful when doin...

Page 29: ...dule The FMD 03 module does not provide a passage for the fan motor supply voltage of 300V but provides a passage for the outdoor unit electronics supply voltage of 15V does not have a built in switching power supply of 15V The module converts the input PWM signal to the fan DC control voltage and has a connected feedback Like the FMD 01 module it is not built into the box ...

Page 30: ...or unit evaporator 13 4 6 Setting the Output Relays and Fan Speed 16 Relay function 16 Relay logic 17 Setting the indoor fan control mode 17 Setting the Control Constants 18 4 7 Settings the Display 19 5 Setting the SCMI 01 4 Module Using the Computer 21 6 Error Messages 22 6 1 Sensors and Communication Errors of the SCMI 01 4 Module 22 6 2 Outdoor Unit Errors 23 7 Technical Parameters 24 8 Conten...

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Page 32: ...ou are making an important contribution to the protection of our environment Please ask your local council where your nearest disposal station is located In case of quality problem or other please contact your local supplier or authorized service center Emergency number 112 PRODUCER SINCLAIR CORPORATION Ltd 1 4 Argyll St London W1F 7LD Great Britain www sinclair world com This product was manufact...