Danfoss ADAP-KOOL AK-LM 340 User Manual Download

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AK-LM 340

RS8GV202 © Danfoss 2016-06

Dimensions

The module dimension is 72 mm.

Modules in the 100-series consist of one

module

Modules in the 200-series consist of two

modules

Controllers consist of three modules

The length of an aggregate unit = n x 72 + 8

Summary of Contents for ADAP-KOOL AK-LM 340

Page 1: ...Monitoring unit with PI regulation AK LM 340 User Guide ADAP KOOL Refrigeration control systems...

Page 2: ...Linking of modules 38 Determine the connection points 39 Connection diagram 40 Supply voltage 41 Ordering 42 3 Mounting and wiring 43 Mounting 44 Mounting of extension module on the basic module 44 Wi...

Page 3: ...wo sensor thermostat with relay function Pressure Pressure detection Pressure monitoring with alarm function Pressostat with relay function Difference pressostat with relay function Voltages of 0 10 V...

Page 4: ...irements are changed Flexible concept Controller series with common construction One principle many regulation uses modules are selected for the actual connection requirements The same modules are use...

Page 5: ...access to further displays for the compressor regulation and the condenser regulation At the bottom of the display there is access to a number of general functions such as overview manual operation lo...

Page 6: ...it The system unit has a larger memory and can contain more data If you are in a service situation you can show measurements in a trend function The measurements are then made real time and displayed...

Page 7: ...specific software and by which input and output signals the relevant application will require If it is an application with few connections the controller module top part with belonging bottom part ma...

Page 8: ...ction When a regulation is planned set up it will generate a need for a number of connections distributed on the mentioned types This connection must then be made on either the controller module or an...

Page 9: ...n module Data communication for external extension modules Type Function Application AK LM 340 Monitoring unit with PI regulation Monitoring of temperatures pressure voltage etc 1 Controller 2 Extensi...

Page 10: ...ected to the same output group Solid state outputs Can be used for loads that are cut in and out frequently e g rail heat fans and AKV valve Max 240 V a c Min 48 V a c Max 0 5 A Leak 1 mA Max 1 AKV Am...

Page 11: ...2016 06 11 Dimensions The module dimension is 72 mm Modules in the 100 series consist of one module Modules in the 200 series consist of two modules Controllers consist of three modules The length of...

Page 12: ...r LON communication Address setting When the controller is connected to a gateway type AKA 245 the controller s address must be set between 1 and 119 If it is a system manager AK SM then 1 200 Service...

Page 13: ...1 22 10 AI 10 23 24 11 AI 11 25 26 12 DO 1 31 32 13 DO 2 33 34 14 DO 3 35 36 15 DO 4 37 38 16 DO 5 39 40 41 17 DO6 42 43 44 18 DO7 45 46 47 19 DO8 48 49 50 Terminal 15 12 V Terminal 16 5 V Terminal 27...

Page 14: ...pply voltage The supply voltage to the module comes from the previous module in the row Supply voltage to a pressure transmitter can be taken from either the 5 V output or the 12 V output depending on...

Page 15: ...P AKS 32R AKs 2050 MBS 8250 1 xx bar AKS 32 1 zz bar U V 0 5 V 0 10 V On Off Day Night Door Defrost Active at Closed Open Point 5 6 7 8 Type AI5 AI6 AI7 AI8 Point 1 2 3 4 Type AI1 AI2 AI3 AI4 Termina...

Page 16: ...he module contains 8 inputs for on off voltage signals Signal AK XM 102A is for low voltage signals AK XM 102B is for high voltage signals Supply voltage The supply voltage to the module comes from th...

Page 17: ...8 5 DI 5 9 10 6 DI 6 11 12 7 DI 7 13 14 8 DI 8 15 16 Point Signal Active at DI Day Night Door Defrost Closed voltage on Open voltage off Point 5 6 7 8 Type DI5 DI6 DI7 DI8 Point 1 2 3 4 Type DI1 DI2...

Page 18: ...ious module in the row Supply voltage to a pressure transmitter can be taken from either the 5 V output or the 12 V output depending on transmitter type Galvanic isolation The inputs are galvanically...

Page 19: ...R AKS 2050 MBS 8250 1 xx bar AKS 32 1 zz bar U V 0 5 V 0 10 V On Off Day Night Door Level switch Active at Closed Open AO 0 10 V Point 5 6 7 8 Type AO1 AO2 AO3 AO4 Point 1 2 3 4 Type AI1 AI2 AI3 AI4 3...

Page 20: ...o override the relay s function Either to position OFF or ON In position Auto the controller carries out the control Light emitting diodes There are two rows with LED s They indicate the following Lef...

Page 21: ...t 1 DO 1 25 26 27 2 DO 2 28 29 30 3 DO 3 31 32 33 4 DO 4 34 35 36 5 DO 5 37 38 39 6 DO 6 40 41 42 7 DO 7 43 44 45 8 DO 8 46 47 48 Signal Active at DO Fan Alarm Light Rail heat Defrost Night blinds Val...

Page 22: ...ight change over switches at the front make it possible to override the relay s function Either to position OFF or ON In position Auto the controller carries out the control Light emitting diodes Ther...

Page 23: ...type S Pt 1000 ohm 0 C S Pt 1000 P AKS 32R AKS 2050 AKS 32 P AKS 32R AKS 2050 MBS 8250 1 xx bar AKS 32 1 zz bar U V 0 5 V 0 10 V On Off Day Night Door Defrost Active at Closed Open DO Fan Alarm Light...

Page 24: ...ply voltage for the module comes from the previous mod ule in the sequence LEDs These indicate the following Voltage of the module Communication with the controller is active red error There is no LED...

Page 25: ...Signal Module Point Terminal Active at 1 CI 1 1 2 2 CI 2 3 4 3 CI 3 5 6 4 CI 4 7 8 5 CI 5 9 10 6 CI 6 11 12 7 CI 7 13 14 8 CI 8 15 16 Point Point 5 6 7 8 Type CI5 CI6 CI7 CI8 Point 1 2 3 4 Type CI1 C...

Page 26: ...om a separate supply which must be galvanically separated from the supply for the control range 24 V d c 20 Power requirements 7 8 VA for controller 1 3 VA per valve A UPS may be necessary if the valv...

Page 27: ...e Black Red Green CCM CCMT KVS 15 White Black Green Red KVS 42 54 CCM Point 1 2 3 4 5 6 7 8 Type AI1 AI2 AI3 AI4 AI5 AI6 AI7 AI8 Terminal 17 12 V Terminal 18 5 V Terminal 19 20 Cable screen Point 9 10...

Page 28: ...ontains two analog voltage outputs of 0 10 V Supply voltage The supply voltage to the module comes from the controller module Placing The module is placed on the PC board in the controller module Poin...

Page 29: ...night change over Fixed defrost times Saving of alarm log in case of power failure Saving of temperature log in case of power failure Connection The module is provided with plug connection Placing Th...

Page 30: ...The 24 V can be sourced from the same supply that supplies the controller The supply for the communication module is galvani cally separated from the connected extension modules The terminals must not...

Page 31: ...r controller Supply voltage 230 V a c or 115 V a c from 100 V a c to 240 V a c Placing On DIN rail Effect Type Output tension Output current Power AK PS 075 24 V d c 0 75 A 18 VA AK PS 150 24 V d c 1...

Page 32: ...hat the need for connections can be established Functions Clock function Clock function and change over between summer time and winter time are contained in the controller The clock is zeroset when th...

Page 33: ...board where there is both a 5 V supply and a 12 V supply When programming the pressure transmitter s pressure range must be set ON OFF voltage inputs DI This signal must be connected to two terminals...

Page 34: ...the controller module If not can they be obtained by changing an ON OFF input signal from voltage signal to contact signal or will an extension module be required 6 Decide which extension modules are...

Page 35: ...tions Pressostat function 5 Difference pressostat 10 Cutin and Cutout values for relay x Alarm limits and delay times x Voltage signal Number 5 Scaling of read out signal for ex 0 10 V 0 100 humidity...

Page 36: ...tend alarm delays for thermostats Appliance cleaning signal to stop alarms from the thermostat Signal to reset the alarm relay mute function Pulse inputs Energy reading On off outputs Relay outputs Th...

Page 37: ...or voltage signals 1 5 Relays for pressostat functions 1 25 1 Relays for digital input functions 1 16 Relays for alarm function 1 2 Analog control signal 0 10 V Frequency converter Compressor fans pum...

Page 38: ...regulation has started the controller will all the time check whether there is connection to the connected modules This status can be followed by the light emitting diode When the two catches for the...

Page 39: ...fx P0 x x AKS 32R 1 6 bar The connection survey from the controller and any extension modules are uploaded from the paragraph Module survey E g controller module 10 Signal Module Point Terminal Signal...

Page 40: ...AK LM 340 11 Connection diagram Drawings of the individual modules may be ordered from Danfoss Format dwg and dxf You may then yourself write the module number in the circle and draw the individual co...

Page 41: ...supply size The power consumption grows with the number of modules used Module Type Number Effect Controller 1 x 8 8 VA Extension module 200 series _ x 5 __ VA Extension module 100 series _ x 2 __ VA...

Page 42: ...communication AK OB 101A Real time clock with battery backup To be mounted in an AK controller 080Z0252 Accessories Communication modules for controllers where modules cannot be connected continuously...

Page 43: ...016 06 43 3 Mounting and wiring This section describes how the controller Is fitted Is connected We have decided to work on the basis of the example we went through previously i e the following module...

Page 44: ...embly 2 Assemble the extension module and the basic module The basic module must not be connected to voltage When the two snap catches for the DIN rail mounting are in the open position the module can...

Page 45: ...gnal Module Point Terminal Signal type Active at S1 1 1 AI 1 1 2 Pt 1000 S2 2 AI 2 3 4 Pt 1000 S3 3 AI 3 5 6 Pt 1000 S4 4 AI 4 7 8 Pt 1000 5 AI 5 9 10 6 AI 6 11 12 P1 7 AI 7 13 14 AKS 32R 12 8 AI 8 19...

Page 46: ...troller is now ready to be configured Power Comm DO1 Status DO2 Service Tool DO3 LON DO4 I O Extension DO5 Alarm DO6 DO7 DO8 Service Pin Internal communication between the modules Quick flash error Co...

Page 47: ...operation This section describes how the controller Is configured Is operated We have decided to work on the basis of the example we went through previously i e Difference thermostat Difference press...

Page 48: ...ided to describe the setup by means of an example comprising the connections shown below The example is the same as the one given in the Design section i e the controller is an AK LM 340 Three separat...

Page 49: ...w of it will always appear In this case the overview is empty This is because the controller has not yet been set up The red alarm bell at the bottom right tells you that there is an active alarm in t...

Page 50: ...or for the specific system and a corresponding access code for this person The controller will utilize the same language that is selected in the service tool but only if the controller contains this l...

Page 51: ...ock can be Unlocked Configuration lock The controller can only be fully configured when the configuration lock is set to Un locked The settings are only applied when it is set to Locked again At this...

Page 52: ...e that alarm text should be displayed in here Alarm text can be in a different language to the operating language Clock When the time is set the PC s time can be transferred to the controller When the...

Page 53: ...thermostats Number difference thermostats Number temperature alarms Number of pressostats Number of difference pressostats Number of pressure alarms Number of voltage controls Number of DI alarms Numb...

Page 54: ...e function until the whole function has been defined settings can only be defined when the function has stopped Select unit kWh when measuring current m3 when measuring gas Pulses per unit The number...

Page 55: ...h will change the delay time to High Alarm delay 2 DI input for omitting alarms If a signal is received all alarms will be omitted from the function High alarm limit High alarm limit Alarm delay high...

Page 56: ...ecorded Cut in set point The relay cuts in when the measurement has been over or under the value for the entire delay period Cut in delay Delay period for two consecutive cut ins Select the sensor to...

Page 57: ...erature 2 Ext Stop input select When a signal is received the regulation is stopped and all alarms from the function are omitted Cut in temp In the event of a low temperature difference the relay cuts...

Page 58: ...et value is exceeded Name Temp input select Alarm limit Alarm type Define whether the alarm is to be activated at temperatures that are too high or too low Alarm delay Time delay before the alarm beco...

Page 59: ...rm texts For each pressostat set readout Name Which of the sensors is used Actual pressure Pressure reading on the sensor connected to the pressure switch Used relay output Define whether a relay is t...

Page 60: ...op input select When the signal is received the regulation is stopped and all alarms from the function are omitted Cut in pressure In the event of a low pressure difference the relay cuts in but only...

Page 61: ...es an alarm if the set value is exceeded Name Which sensor is connected Alarm limit Alarm type Define whether the alarm is to be issued for a low or high pressure level Alarm delay Time delay before t...

Page 62: ...oltage function setup Name Which voltage measurement is used Actual value read out of the measurement in Choose whether the function is to use a relay Actual state read out of outlet status Min readou...

Page 63: ...switches to On or Off Alarm delay Time delay before the alarm becomes active Alarm text Use relay output Choose whether a relay is to be connected to the function ON time total Here the user can see h...

Page 64: ...hich signal the regulation shall receive Temperature S1 S2 pressure P1 P2 voltage signal V1 V2 Ref sensor Gain Amplification factor if variable reference is used Reading the signal for the variable re...

Page 65: ...quire The tables are the same as shown earlier Digital outputs Digital inputs Analog inputs We set up the controller s digital input functions by keying in which module and point on this module each o...

Page 66: ...Bar AKS 32 1 50 Bar AKS 32R 1 50 Bar AKS 2050 1 59 Bar AKS 2050 1 99 Bar AKS 2050 1 159 Bar User defined only ratio metric The min and max values of the pressure interval must be set Voltage signals...

Page 67: ...ected Your choice of functions and settings has connected all the relevant alarms that are current They will be shown with text in the three pictures All alarms that can occur can be set for a given o...

Page 68: ...68 RS8GV202 Danfoss 2016 06 AK LM 340 5 Set alarm priorities for General alarms Configuration continued In our example we select the settings shown here in the display...

Page 69: ...sor thermostat no 1 Before the control starts we check that all the settings are as they should be The overview display will now show one line for each of the general functions Behind each icon there...

Page 70: ...02 Danfoss 2016 06 AK LM 340 5 Select Difference thermostat 6 Overviews for difference thermostats 7 Move on to settings for difference thermostat 1 Check of settings contiuned Check settings and meas...

Page 71: ...9 Overviews for difference pressostats 10 Move on to settings for difference pressostat 1 11 Repeat the settings for the other functions The settings for the other functions are shown on the pages th...

Page 72: ...72 RS8GV202 Danfoss 2016 06 AK LM 340 The other functions are not used in the example They are shown here only for your information Check of settings contiuned...

Page 73: ...ison of selected func tions and define inputs and outputs The result can be seen in the next section where the setup is controlled Configuration continued Press in the field against Configuration lock...

Page 74: ...exist The selected point number on the selected mod ule had been set up for something different The error is corrected by setting up the output correctly Remember that the setup must be unlocked be f...

Page 75: ...hecked whether the output has been correctly connected AUTO The output is controlled by the controller MAN OFF The output is forced to pos OFF MAN ON The output is forced to pos ON Activate the variou...

Page 76: ...row of the two other address switches must point at 0 2 Push the Service Pin Press down the service pin and keep it down until the Service Pin LED lights up 3 Wait for answer from the system unit Depe...

Page 77: ...remove cancelled alarms from the alarm list 5 Check active alarm again In our case we have a series of alarms We will tidy them up so that we only have those that are relevant In our case an active al...

Page 78: ...the blue manual control button at the bottom of the display 2 Start control First start of control continued Press in the field against Main switch Select ON If the alarm relay is enabled the alarm r...

Page 79: ...wer failure will stop the clock If you want to ensure that the clock is always set the controller must either be installed in a network together with a system unit or a battery module must be installe...

Page 80: ...80 RS8GV202 Danfoss 2016 06 AK LM 340...

Page 81: ...AK LM 340 RS8GV202 Danfoss 2016 06 81 5 Regulating functions This section describes how the different functions work...

Page 82: ...electricity water gas etc These readings are saved in the monitoring unit and can be re trieved later for presentation analysis An expansion module type AK XM 107A must be used The module is a pulse c...

Page 83: ...signal can be defined for the function When this signal is ON the thermostat function will be stopped and the relay will cut out This happens without delay Difference thermostat 10 units The function...

Page 84: ...control with relay function An example could be pressure control of a vessel The pressostat can use one of the pressure transmitters P1 P2 P3 etc Set cut in and cut out limits for the pressostat The p...

Page 85: ...tc The function will activate a relay depending on how great a pres sure difference there is between the two pressure transmitters The relay will cut in at a low pressure difference The cut in will oc...

Page 86: ...t in Setting the cut in value for relay delay time for cut in High alarm limit Delay time for high alarm Alarm text for high alarm Low alarm limit Delay time for low alarm Alarm text for low alarm DI...

Page 87: ...ired A general balancing might be Check max and min settings Increase the integration time so that it is not mixed up with the balancing Reduce Kp to start with Start the process Adjust Kp until the p...

Page 88: ...Interrupted results in no action Miscellaneous Alarm relay If the controller must give an alarm on a relay output the relay must be defined 2 relays can be defined One which is active at alarms with...

Page 89: ...ss without use of password See daily settings and read outs 2 Daily Daily user Set selected functions and carry out acknowledgement of alarms 3 SERV Service user All settings in the menu system except...

Page 90: ...DI X alarm input X 1 16 Medium DI X alarm Alarm on general alarm input DI x Stepper alarm High Stepper PI X open coil shorted output error power failure Alarm from stepper valve Check valve and steppe...

Page 91: ...AK LM 340 RS8GV202 Danfoss 2016 06 91...

Page 92: ...s the right to alter its products without notice This also applies to products already on order provided that such alternations can be made without subsequential changes being necessary in specificati...

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