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AK-SC255

1. Application software Application Firmware Software This file is the main operating software that provides the features functions for operation amp Control Typically when Danfoss issues AK SC255 updates the files will be labeled as 02 081 cmot 02 081 indicating the release version Information from Danfoss is available that highlights the new features added in each new software release Only Use Codeloader to update this file Using the new csi file format Application code from Danfoss has traditionally been in the cmot format and has required both serial amp Ethernet connections in order to load via Codeloader Bootloader 5 1 now comes pre loaded from the factory and allows the loading of any csi application software Even if you have cmot application code Codeloader version 4 0 automatically converts this to csi format to allow faster download Use the CSI Danfoss button to locate a cmot amp convert to csi manually Once the application code is in csi format it can be easily e mailed due to it s reduced file size AKC255 Code Downloader v4 0 x CSI Danfoss Com Part COMI Status Offline Choose App or Boot File to convert En csi c P Files Dant Akc AKz 5C255 Cod T Software C Documents and SetkingsllScOoOS8371Desktapl BTE Program FilesiDanfossiAkcessi Bue Send Net Send R5232 Network Help i Cancel 75 Notes ADAP KOOL Refrigeration Control Systems is a tradem
2. utout Temperature OOL 3 Once selected the address amp type will be displayed Repeat this process to configure the remaining points Check the ON OFF icon to select digital parameters PG ON for more Once all parameters have been selected and if alarms limits are required navigate to the Alarm Configuration screen Main Menu Configuration Alarms Select and enter the Miscellaneous icon and dependent on sensor type select the correct icon to display Miscellaneous sensor Alarms 1 49 59 Ps 24 10 08 Alarm Configuration isc Alarms Sensor Inputs Name Value zAlarms A Service Routing P Y OUL L ubb Jsp 7 8 T DUL Z DI 1 8L B Sys tem isl Phone Numbers 001 3 001 3 Cute 17 8 C Select the Imported amp Refrigeration Network parameter and enter into the Alarm Config for that le HVAC Printer parameter T Lighting e Modem SORT n Gi Board amp Points When in the alarm configuration page for the import parameter select the number of alarms required max 3 Complete the alarm configuration by setting the alarm action and alarm limits including the alarm action number IEEE Alam configuration allows the user to define alarm limits criticality amp any holiday schedules 23 Zone On line commissioning Continued Evap Configuration Once the Pack controller has been configured the associated evaporator controllers can be setup This then links t
3. Status Value The Status Value function allows the overview screens either Evap or Pack to have the factory setting status value changed This allows customer flexibility when displaying the status parameter for Evaps amp Packs Currently only temperature or pressure based parameters are allowed to be changed Status Value Addr 60 Name LTL Pack 1 hi h h uei die inth k suction Optimization No Max 4 Use this option to change what value is displayed in the pack or evap overview User file Mone screens If left as Default the status of the pack or evap overview screens will Condenser contral settings reflect the factory settings Should the factory settings require changing simply aai AAE J h h lue from the drop down list shown bel d the ch wea PrSetPnint b choose the new value from the drop down list shown below and the chosen h17 DTS control controller will now reflect the new status value Repeat this procedure for any r29 Fan mode other controller device that needs to be changed r3 PcReflMax b r3i PcRefhMin b 24 Pc Ref ffset Navigate to a Pack configuration screen to change Pack overview status ri3 Pc mode Navigate to a Evap configuration screen to change Evap overview status r32 Adjustsensor nod xp b nos Tn s n52 Fanhantlap 3 n53 FantlanCap Download Upload Copy Alarms Cro Bw CTO 0 06 07 Alarm Li 34 23 LT1 Pack 1 T 0 05 07 Alarm 11 35 5 Pack Overvie
4. Pone You will only see the page tab icon when you have sufficient system password privileges To navigate through the controller functions use the following key combinations Press then release the shift button then press the right or left arrow key Continue this key combination to navigate through the controller parameter function menus Using AKA65 When using the AKA65 the SHIFT LEFT or RIGHT keys can be used to scroll through the Page tab Using the mouse pointer on the page tab can also be used How dol change setpoints and controller parameters Addr 1 Mame Pack amp uation Optimization E Max 0 5 User file Mone Fed Set Point b F2 PoRafHax b pee PoRefHin b ra Hight offset T HightSetBack Dis contro Heutral zona 10 Fone b amp fone m Fone m Z ne b o EJ Y EJe Je Je Eee GS EE a ERES id ETLIYTTILTTIPE agaa PEL JOE B d You will only be able to change setpoints when you have sufficient system password privileges Navigate through the controller functions and locate the required parameter that needs changing the parameter will be highlighted by the system cursor black line Press the Edit key once to bring focus onto the parameter use the numerical keys to enter new value amp press Enter Using AKA65 When using the AKA65 the keys can be used to change parameters when the system cursor is in the required position Using the
5. Relays Select the Dewpoint method Example of Target Dewpoint amp relay output percentage ratio 8 0 7 0 ca O c o ac S 2 0 z p e ET en EE 4 0 096 10096 5096 9096 0 mins 5 mins on 9 mins on 5 mins off 1 min off Relay output percentage based on cycle time setting 37 Despite Select a method of Dewpoint control Two options are available Dewpoint Utilize direct output from dewpoint sensor Calculated Dewpoint Using a combined temperature humidity sensor type EMHS3 1 is recommended EMHS 3 1 Humidity Sensor combined Humidity amp Temperature 24V supply 0 5V Relative Humidity Temperature Sensor e Actual Dewpoint requires Dewpoint sensor 4 05 06 5 CXREITTHEN Bcast Bd Pt Type 01 1 2 Beate Define the I O relays that will drive the rail heat output 4 05 06 HEFTE ENTTIENEN Beast Bd Pt Type No 02 1 1 TS NO 02 1 2 N Open MO 02 1 3 N Open No 02 1 4 N Open 38 e Calculated Dewpoint requires combined Humidity amp Temperature sensor 8 01 07 ERa Heat Number of relays 7 Cycle Tim cu xu II Dewpoint method Bcast Bd Pt Humidity No 00 0 0 emperature No 00 0 0 EL EL Using Board amp Point I O specify the location of the Temperature amp Humidity sensors Setpoint Humidity sensor Define Dewpoint range Set the 0 amp 100 output limits 4 05 06 70 30
6. 27 Mi ghtsetBack OFF Select a Max pressure k that the optimization function can float the pack pressure up to Set the Post Defrost delay mins The time period that the Po Optimization algorithm ignores the evaporator device after a defrost js aa aac n uer This allows the evaporator to recover from a defrost without effecting O a Toe b 4 Bar the Po Optimization algorithm ll fone m amp O min L Zone m 1 5 min 13 Zone b 0 3 Bar c14 fone m 0 5 min Download Upload Copy Ala rms Ext Cfo RAW Cfg 32 Pone Use the pack controller Extended Configuration to set optimization safety levels Define the number of controllers offline that will stop Po Optimization and subsequently issue an alarm Define a time delay before Po Optimization is de activated Define an alarm action 09 50 36 AP mm Once the level of offline controllers has been reached and the delay time has elapsed the AK SC255 will issue an alarm based on the alarms settings warning of optimization error this alarm will be relative to the pack that is under this Addr 100 Mame Pack 1 condition Suction Optimization Yes Mx Post defrost dela 20 min hain 5w1tch Set Point b 5 Bar PoRefMax b 10 0 Bar au ntu VET gt PoRefnin b 1 0 Bar Night offset 0 0 Bar NightSetBack DI4 control used l Neutral zone 0 5 Bar Stop suction optimization when Zone b 4 B
7. 7 10 07 nnm Check devices to upload from ID Name Status Time 162 Pack 1 il Access the upload function vie the Refrigeration Configuration Controller Setup 3 a 2 Once in the controller Setup the Upload button will be available ase 5 zt Case 6 07 10 10 Check the ALL X box and ensure that the Status reflects the current time date of ase a OF Os 2 t 7 Case 3 i upload Any errors may indicate busy network or bad communications to the device Case 9 8 07 07 16 Check and re run the upload on any devices that fail On Large networks it may be Send n necessary to perform an upload in groups to lessen the network load Case i Lase 141 j Case 14 18 07 OF 5 Cancel PG DM for more 1 2 Once the upload has been completed navigate to the file Save Database menu on the connected AKA65 Select your required file name and save This operation fully backs up all the AK SC255 database and thus all system setup and commissioning values Later this same function can be used to load a saved database into the AK SC255 Simply choose Load Database option to restore to the saved file System password privileges are required to perform this function 66 Zone Board amp Point setup AK2 I O Modules A major feature of the AK SC255 is that in addition to the Generic network support flexible AK2 I O modules can be installed adding e
8. Configure Lights Zone name enn TParking Lot Photocell Num of schedules Control methoad Schd and photo Enable failsafe schedule es Num of control relays 76 Trip Level 1 Us 2 Ub 3 Ure Options Diop 4 05 5 Co 65 0 Down Box Trip range Crs Always keep 1 relay on Ves Auto rotate selection 7 REE PG DH for more List box A great variety of typical names are included in the box that pops up plus User Def that allows the next line Label box any 11 characters List box Inside The point s photocell s is indoors Outside A single photocell is located outdoors None This point has no photocell List box Min The lowest reading photocell at any given time will be used as the control sensor Max The highest reading photocell at any given time will be used as the control sensor Average All photocells are averaged and the average value is used as the control sensor value Photocell D 1 etc If any specific photocell is selected its value alone will be used as the control sensor value 0 to 8 The number of schedules for this point List box Schd and photo For this point to be on two conditions have to be satisfied 1 the schedule must be true and 2 the photocell must be above trip level Once those two conditions are satisfied the pre delay timer will start Schd or photo For this point to be on either of two conditions must be satisf
9. Copy Alarms Ext Cfg R W Cfg The Upload button is used when the current controller settings need to be uploaded FROM the controller TO the AK SC255 database Use this function when the AK SC255 is being installed on a pre commissioned controller network This will ensure the AK SC255 database has all the controller parameters which have already been set The copy button function as seen at the bottom of the AK SC255 screen will be described later in the manual Alarm Configuration Opens up alarm configuration page for Extended Configuration Read Write Configuration controller Here the AK SC255 can be Overview status change Allows the controller configuration configured to act on any of the controller Import paramter selection to be saved to file located on your PC alarm parameters The Alarms button will open up the alarm configuration page Here the AK SC255 can be configured to act on any of the controller alarm parameters In the instance of the controller having more than 150 alarm parameters typical AK controller the alarm screen will display a check box This check box allows the user to select the required alarm parameters up to the max of 150 Once checked select the alarm severity to enable the alarm action Select the Alarm Setup Level Disabled No action taken Log Only No alarm output logged in the AK SC255 alarm list Enabled AK SC255 will act upon controller alarm S
10. Gh i g K H n oN GN H GH GH GH GH GH GH GM D H GH 8 N ou in H 6H GH GH EH GH B ih 54 oe teen i Select the Start and End time date for the data retrieval period This will initiate the collection process from the AK SC255 to the AKA65 A status bar will appear to display downloading process and progress HM 15 16 iF a nz 2 om sm i a Kr Dawriadng l 4 tut 54 ar emp gy hom ARD SS d Tee ieee DO nunt Byte count in ZENE a M BEHEBHEEHE E B r Once the datapoints have been collected select which of the parameters will be displayed in the resulting graph or text table Choose the Start and End time date for this data to be displayed Seleri daiappiris to view i 5 3 w n uu 15 E W 18 18 mma 3m E Od m Click the View button to see compiled graph 72 Pone The resulting graph will display the selected datapoints previously configured To Zoom into any section of the screen use the left hand mouse button click amp hold amp release At the top of the graph bar is a selection of tools that allows the user greater control over the graph hover over the buttons with the cursor to see a pop up description box In the example screen blow the Data box button has been used to display a table form of the graph From this table select Datasheet to export the graph data to a spreadsheet pro
11. The AK SC255 will start to scan amp poll the network looking for EKC controllers take note of the scan progress on the bottom of the screen Select SNMP for ethernet EKC controllersRS485 networks LonWorks RS485 SNMP Ethernet EKC controllers Modbus RS485 Used with EKC Modbus controls PI 100 200 Pone Scanning Danfoss PI 100 200 gateways Using the AK PI 100 or 200 gateways allows the support of legacy monitoring modes or Danfoss AKC Danbuss controllers The PI 100 is used when connection to Woodley Electronics MDM units is required The PI 200 is used when connection to Danfoss Danbuss AKC controllers is required Note not all AKC device types software versions are supported please contact your local Danfoss office for latest support list Consult the PI 200 Manual for detailed instructions on setting up the PI 200 RS8EX102 In addition to the PI 100 or 200 connections it is possible to also run LonWorks SNMP or Modbus networks so long as the max system limits are not exceeded Max 120 total AKC controllers per AK SC255 Max 60 AKC controllers per AK PI 200 gateway Max 4 AK PI 200 gateways per AK SC255 AKC controller network must comply with daisty chain topology Ensure correct termination at last controller ion network run DHCP Server THE PI 200 AKC AKC AKC AKC AKC PI 200 PI 200 PI 200 AKC AKC AKC AKC AKC AKC AKC AKC AKC AKC AKC AKC AKC AKC AKC AKC AKC AKC AKC AKC Assuming the PI 100
12. see appendix for information on programming AK I O modules The end column has an expended drop down box that allows the selection of the type of Digital input In this example Latching is used Once the above procedure has been completed exit out of the On Off screen and back into the Schedule Management page re 06 07 A see Once back in the schedule management page navigate to the Digital Input line B on off Inputs The previously configured ON OFF input name will now be visible in a drop down o of on off inputs 1 box shown below Name Bcast Bd Pt By selecting this Input the schedule will in this example energize become true Kase Light Inpt No 02 2 2 Emon when either the time or input has been made Schedule Management now shows the On Off input previously configured in the Miscellaneous ON OFF pages e6 05 07 Ty s ur EEA Management Schedule usage 7Case Lightim Description i Schedule control Digital input Case Light Inpt Enable this schedule Num of schedules 71 29 Zone To complete this example the START STOP times need to be configured The table below shows an example case lighting configuration where the lights case remain ON from Monday 08 00am to Sat 22 00 On Sunday the lights are ON from 10 00am until 16 00 on again at 08 00 Monday In the AK SC255 to select or de select required days use the right mouse click if using AKA65 or the edit key on the local key
13. Danfoss Akcess Cur t EDF s Name 084B8002 edf Date 20 02 08 00 43 44 AM ead Your PC file info Mismatch EDF version number is different AK SC255 file info w EATEN AK2 50255 Name 084B706 7 edf Date 13 03 08 01 42 15 PM C Program Files Danfoss Akcess Cur t EDF s Maine O8467067 edf Date 08 02 08 O3 04 20 Pl Match Same version Zone Device Management The other menu available under file management is Device Management The purpose of this screen is to allow the user to select individual all or none devices thus forcing the system only to display the devices needed As the support for a greater range of devices increases this method will allow for better management of a large list of controller devices In the example below only three devices have been selected The net result of this can be seen when the user configures refrigeration controllers The drop down list now only populates the pre selected three control devices This simplifies the choice available to the user as this list can represent many different devices If required and factory default all the devices can be checked thus making them available in the drop down list Device list version time amp date eL ll 0b 035730 35 21 11 06 09 52 07 Thu Jul 27 13 43 02 2006 E aee AK2CC 303US 012x 08020124 012x Pack Addr Distech VO 000x DTO000L6_000x toe NON Distech V3 003x DT000016 003x EKA167 025x
14. H Closed H Closed H Closed H Closed H Closed H Closed H Closed H Closed Gg Board amp Points i 02 2 ux y Ba c Vv u n e y Alarms SORT On DN for more Dependent on how the previous Lighting Zone setup pages have been configured the Board amp Point screen will reflect these settings In the above example the initial Relay page shows 6 Parking Lot Zones as per configured in the Lighting Zone setup The Board amp Point Input Outputs that control these zones now need to be programed Board amp Point programming can take the form of three variants AK2 I O Controller Akcess AK2 I O is the most widely used form of I O and the example above shows the programming of AK2 I O module address 2 o Further details on programming Board amp Points can be found in the appendix section 44 Pone Next select the Sensor Input icon and ensure all revenant configuration information is set Continue to check the remaining I O pages via the icons at the bottom of the screen i Sensor Inputs Bcast Bd Pt Type memes PHOTO OD 1 Parking LotDimr No 03 3 2 Percent 10V SORT On Check amp configure the remaining Input Output areas of the Board amp Point lighting Powerlink configuration Configuration of Powerlink lighting zones is the same as for the SC 255 zones just discussed except that the question Number of control relays is replaced with Number of control points These pan
15. Scroll down the list of parameters and E highlight the item that requires change 10 EKC State TF 0 LO Ther air ins l Use the Edit key right mouse click on PC to bring up selectable sample 10 Cutin temp ans i rates choose sample rate and enter Note after this change the Data zs ccr i Es m x point number increases highlighting that one available database point 10 Cutoutl temp off 0 has been taken up 10 Differential off l 10 Main switch off Exit out of the screen s PG DM for more Ensure that the status of the history is set to Collecting and not Suspended Always select Start History to ensure logging 48 Pone Daily User local AK SC255 Screen To cater for the daily user actions and requirements the AK SC255 has a simple set of screens that provide access to the key areas of food safety and alarm information Typically the user authorization for daily users will have been predefined by the commissioning process and thus when a daily user logs into the system a limited range of screens are available For the daily user the AK SC255 system will be used to highlight any alarms in the refrigeration system check on key parameters and allow repetitive tasks to be done easily The following screens are examples of what the daily user can expect to see when performing the day to day management of the refrigeration food safety checks 5 06 7006 06 16 49 PM Pack 3 06 18 30 PN Pack 0 Evap Overvie
16. eta Pet xxn T Configure SOCKS Setings A when delehna tere 7 whan esting the AKAES s sHe SOCKS Paa fo OO SOCKS User SOCKS Paer when disconnecting Het 9 7 cm 69 Zone History Tab Contained in the History tab are the settings to enable automatic history retrieval If the Enable check box is selected then depending on the chosen parameters history that has been defined in the AK SC255 will be harvested and stored on the remote PC for later viewing Gomera Connections Caling Cad Hisler Daph Dineckories Stow Diss Auboersabe Hekorp Feo al fer En Collect hiasi ever aay Deon al Teaco Panos EIN E Bedae local connection Ah tinet Flor in eod Pe Directories Tab The Directories tab allows the user to define where the AKA65 software looks for important files to allow offline programming remote AK SC255 connection and where saved database files are kept Contacts List Win55 Program Location of any stored Contacts store Location of stored Win55 exe files The Win55 exe files allow the AKA65 to name modem number IP settings run on the PC and are required for correct operation The Win55 files are also used for running the AKA65 in simulation mode Different versions of Win55 modules can be stored on the PC Ensure the latest Win55 files are installed on the PC to ensure a file match when connecting to a AK SC255 AA 55 Options k
17. irrespective if the alarm is still Time Stop on time set under duration active or acknowledged or not Ack Stop on alarm being acknowledged Clear Stop when alarm clears Available in second or minute selections Time Rep Stop after time delay but repeat if alarm is still active Ack Rep Stop after alarm is acknowledged If alarm still active after acknowledge repeat alarm action repeat delay after stop is programmable 56 Pone 3 The alarm action screen shown below identifies some of the possibilities of the alarm action matrix In this example 5 actions have been defined with associated relay outputs time delay duration and stop conditions An explanation of the alarm actions and stop conditions are described in the following section Alarm action 1 Looking down the column for alarm action 1 Relay A has been selected x Selecting x indicates that this action will occur at any time and is NOT subject to any day night time restrictions As Relay A is selected for this action look at the delay duration and stop condition A time delay of 30 seconds duration of 99 minutes and a stop condition of Time have been set When the value of 99 is used at any time in the alarm action setup this effectively informs the AK SC255 to ignore this setting The result of this configuration can be summarized as Action 1 when alarm occurs and after a pre delay of 30 seconds Relay A will trigger at any time of the day night As the dur
18. point and use this parameter for the schedule Digital Imput 30 Pone Case Defrost setup The AK SC255 has the facility to centrally manage a refrigeration network defrost schedule s To configure a defrost schedule choose Defrost from the drop down list having previously added a new schedule in the initial Schedule management page Defrost Schedule 9 04 06 Alarm is ee m T a Give the defrost schedule an appropriate name Schedule usage Defrost Choose to enable the schedule now or enable later Description eCase Defrost Use Auto Stagger If answered yes an interval time should also be set rael s wid pia TENUES Auto Stagger is the function where the AK SC255 VB em o LI ea aaa automatically calculates the next interval times and fills the next Def 017 00 00 Def 02 06 00 suggested defrost times in This feature is primarily used where Def 03 12 00 Def 04 18 00 multiple defrost schedules are required and simply saves the user time in configuration lise auto stagger Yes Interval L5eit Num of defrosts day 74 Auto Stagger auto fills in the next Def 2017 50 00 Def 2077 06 00 schedule times incremented Def 2037 17 00 Def 2047 18 00 lise aut stagger Yes Interval 15air Mum oT defrosts day 74 Deft 2017 00 15 Def 207 06 15 Def 2037 17 15 Def 2047 18 15 Controllers Once the defrost schedule have been set select the Controllers button and assign the relevant controller s
19. takes an EDF file and creates a UDF in the UDF Software Tool The UDF file can then be loaded into the AK SC255 and applied over the factory EDF thus creating a more customer tailored system To gain access to the file management system log into the AK SC255 at supervisor level then navigate from the main menu to Configuration File Management Select File Management and the file overview screen will be displayed The file path displayed at the top of the screen is reference to the file location on the remote PC The visible list is a representation of the files the user has in the directory of the AKA65 installation The upper part of the screen allows the user to select either the local directory your PC or the 255 directory By toggling this menu a clear list of the files stored can be seen File overview screen Option for local your PC or AK SC255 view Main Menu Configuration File Management File Management Device Management pus ot 84B70 tis 71 Action Q084B7105 edIl Action 0487505 edf Action 084B7508 adf Action S4B 7510 edlf EG DM for more Pone Once in the File Overview screen a drop down choice list is available to allow the user inspection of the file in question Info allows further inspection of the file details Del allows the deletion of the file Write sends the target file on your PC to the AK SC255 Once the Info button has been selected the file name version and time date
20. AKA65 uses to run the AK SC255 environment Ensure that the AKA 65 directories points to the folder that holds this file The E MAS pier version of the AK SC255 is denoted by the file name VExx ox exe manendi Comer Cigg Hae ran Diet l une irse ET T re EX qus RH dads pen Qe D T ves Dil Fee i Meng Plarparfcar Macar Pay it 0 EL Hx Tue Craie LEIP ipia AITTZEN DHL OS APA INED ASE MCT CN MAR AV Le DAPI Pe AG DE AS LEE Cee Aro ee ARB Uam ANH The User Let CP am Fiera rf ei lagi 2 LEO WER ihowa iiti LOUIE AP anre ded cm tema Close the options dialog box and click on the Simulate Icon Select the icon None in the database pane and select VExx xxx exe Select the RUN button and a new blank AK SC255 database will start o See the Appendix section with details on how to save load AK SC255 database files i pi Catatan Oram ird bee rz etd 63 System Screen Navigation The AK SC255 system has been designed to allow access to all major parameter sets in the Danfoss range of controllers To accommodate the potential vast array of parameters the AK SC255 employs the use of a simple user friendly navigation system Once familiar with the major key actions and combinations fast and effective navigation of the AK SC255 screens will follow The image below describes the three main zones that make up key areas of the AK SC255 screens 3 05 2006 1 03 13 F O 1 E
21. Calculations 0 RTC O ClimaTECH O0 Carrier configured in database 124 available in database i 38 installed on network available on n tworWgEBtui 83 Addr Device 1 084B6033 084B6033 3 084B6033 4 084B6033 5 084B60313 6 084B6033 7T 0846033 amp OsSAB60443 a O84660F4 10 OSAB602413 11 OS4AB60433 12 UOS AB60143 13 O846bb0i4 14 084B5033 15 O084B5033 16 084Bb5033 Mere Generic Mode AKC 114B 013x AKC 114B 013x AKC 114B 013x AKC 114B 013x AKC 114B 013x AKC 114B 013x AKC 114B 013x AKC 114B 01 3x AKC 114B 01 3x AKC 114B 01 3x AKC 114B 01 3x AKC 114B 01 3x AKC 114B 013x AKC 114B 013x AKC 114B 013x AKC 114B 013x Zone Once the correct PI gateways have been checked perform another scan using the Rescan Network buton The AK SC255 will now discover AKC nodes max 60 per AK PI 200 attached to each PI 200 scanning No of Nodes 2 09 36 26 AP scan Channel Selection Channel LONWORKS Channel SNMP Channel MODBUS R5485 Channel PI 100 200 1041 1 Port GeuUSU JP Found device 14 In the I O Overview page select the Gateway button to view network signal quality Any value below 9596 may indicate bad network connections 10 08 03 40 44 A ut II Ta ed Gateway Addr Model Ver State 100 Devices 150 PI 200 01 1x Online LOO 60 152 PI 200 01 1x Online LOO 21 09 41 46 A Sa Version 01 3 01 3 01 3 01 3 01 3 01 3 01 3 Ol iE l iE l
22. Communications PE 1 0 Network Select Rescan Channels to gain access to the available network protocol s 9 valid EKC 003 or rotary assigned AK2 address in each of the devices Ensure that device addresses do not exceed an Select Lonworks to scan for RS485 nodes address limit of 199 Select SNMP to scan for EKC IP nodes e Select Modbus RS485 to scan for EKC Modbus modes e Select PI 100 200 to scan for Danfoss PI nodes Itis possible to have more than one network checked at one time Masa Status if using SNMP ensure the correct IP network range is known hi List Points CDL 05 03 22 Fr m Rescan Channel Selection a List Nodes Channel LONWORKS Channel SNMP Channel MODBUS RS485 Channel PI 100 200 Port 1041 Lock Unlock EKA Displays No chang B Overview X w Rescan Range Type i Subnet IP Network Polls 4 Subnet Rangel 10 10 64 Subnet Range 10 10 64 755 Subnet Ranges PI 100 200 11 Zone Scanning Lonworks RS485 EKC amp AK controllers example RS485 network 5 AK SC255 RS485 version This example shows the AK SC255 RS485 version Both screen and DIN models have a single RS485 communication port The RS485 network protocol must be wired in a daisy chain format Recommended that polarity is maintained RS485 Controller Controller Controller Controller Controller 120 Ohm Terminator located inside AK SC255 Controller Controller Con
23. Controls 12 37AM AGP 27 6813 Rack B AKC 55 Address 2 Alarm Log Danfoss version 0 68 System Alarms I O Comm error Case Addr 4 Alarm occurred 02 16 03 12 37AM current value Trip Alarm if error Acknowledged Mo 61 Appendix 63 64 66 66 67 68 74 62 Off Line Programming Remote access System Screen Navigation screen layout amp local keypad Update AK SC255 System software EDF Files Save System Setup Board amp Point Configuration AKA65 Software Support Tool Updating AK SC255 firmware via Codeloader Version 4 0 Off Line Programming Remote access Pre configured database file can then be loaded into AK SC255 One of the major advantages of using the AKA65 remote support software tool is that the previously described steps in commissioning a site can actually be done offline and away from the installation Utilizing the AKA65 tool allows the commissioning of a AK SC255 database to be completed and subsequently saved later to be loaded down to the AK SC255 This means that the vast majority of the commissioning process can be done prior to being on site To Commission off line and start a new database simply start up the AKA65 remote software tool and follow the steps below e Click the Options button check the Directories tab and ensure the AKA 65 is pointing to the correct WIN55 program Ud Dewa ul The WIN55 file is represented as a icon and is the program that the
24. been configured in the system new controls can now be added The commissioning of controls can be established by selecting the Configuration menu via the Main Menu and then Refrigeration From the Configuration menu select Refrigeration Note that you must be authorized to add controllers d Configuration in Refrigeration Rail Heat Select the Add Controls option In general the configuration of pack and evaporator controllers are grouped together creating a system relationship between pack and evaporators Later that relationship can be used to establish energy optimization to float the pack suction pressure In this example the pack controller will be configured first followed by the evaporator controllers After selecting the Add Controls button a new Pack controller configuration page will be generated see below Pack Description Pack network address Controller type Upload j Lu 15 1 i Remove Jj IBGBEOOY Pressure Sw taro Next select the setup button and a pop up dialog box will appear to ask if the controllers configuration is required to be uploaded If the Pack controller is powered up correctly addressed and is present on the network option 1 can be made Option 1 will upload the current controller data from the controller Whilst in this commissioning mode it is normal for the system to ask this question If during this phase the controller details a
25. completed this can stop nuisance Input zu E almae Name Bcast Bd Pt Type lemp 1 06 NO 00 0 0 PIIODU Generate Cleaning input Select Yes if a cleaning input is required typical example could Defrost 1 06 No 00 0 0 Voltage be voltage or switch When the assigned switch is made the monitoring point will detect this change of state and will stop any Clean 1 06 No 00 0 0 Voltage alarms from being transmitted After the cleaning input is re set any future alarms will be transmitted after any post clean alarm delay timer has elapsed Digital 1 06 N 00 0 0 Voltage Copy Post clean alarm delay PG DN Tfor more Enter the required time delay that the AK SC255 will apply after it has detected the cleaning input has reset Page Down to access the alarm Monitor digital input 3 j configuration for any defined inputs Select Yes to allow monitoring of a digital input via a board amp point input or a digital input via a connected network controller Input configuration After selecting Yes to any of the questions in the upper part of the monitoring configuration screen the resulting input is Shown below A custom name can be given to each input For each input enter the corresponding board amp point address for local I O or use the F3 key to enter a controller address see next section for further details on entering controller address Finally make sure the type is correctly defined for the input via a drop down list Page Do
26. jimi a m ee i Bre S Eo Pe y Pee E FA EE EE Mtn Mae Ps E UU mm m gu TM Fs SS Mamim 1 a i VE HG 33 WE ELCHE EH RE EE B o c a 50 ie a xm c pd SERET eS m a ran PSs PETET wearers rai Fu X eR Export History Use the datapoint selection 5 dialog box to select the required points to export i Tare RETO j i Ske ed bbs x cra arm dt i tl a emu Data viewed in raw form using spreadsheet application ALEE M ee A E E ET E CEEP LENEE EP mop E m m T e a me m z i B m L Ki BA E Fr m r mi mi E i TI I a mi E 9 mi mI F mi m mi mi me miu mu PT aI Bi T E a mu mi m PT m mi mt m mi ET mi x mi ET mt a mi EI E aa Be HERE oe Ro hem Ca mi ail mi mu dom mi ET EI ma mi EI ni za us mi xa ui m m mt ni mi mi Ei ua m m BI m mi AL Lr i m m mi m r mt EI mI ni mt mi me mi al ai mt ai A Ai B k de mi m mi ni a n En mr ai 1 i L Ai Ai Bt ii L Ei Fi Br a a E m rj Bi mi E mi mi 5i E ai mi ET E al Bi T mi d I mi PP Bi ui E F mi a miu mi E me e T mi x m ma x z m Be ma a E as 54 Pone Central Alarm Configuration new in 02 081 software New for version 02 081 software the AK SC255 utilizes an Alarm Action Matrix that allows a high degree of flexibility for various alarm routing options At
27. n53 FanMancCap gt Download Upload CExt Cia W RW Clo Copy Alarms Read load Use this option to read in a file that has been previously saved on your PC Choose file from drop down list this will load into the AK SC255 LT1 Pack 1 the file that contains the saved controller parameters Use the Download button to send C Program Files Danfoss Akcess Curren these settings down to the controller t EDF s Model EKC531D1 4 013 D Device O84B88007_013 Write Save Use this option to write a new file that contains the controllers settings When using the write option you should type in a file name that best describes the saved file do not use brackets commas or other non text based characters The file will then be saved to your PC at the location indicated at the top of the R W Cfg screen CEN ancl The save location is set by the AKA65 Options setup see below for example Action Write File MD Store A Pack M Built in error checking ensures that only matching controller model numbers will allow R W 21 Zone Extended Configuration The extended configuration Ext Cfg area allows extra features functions to be used with generic controllers The area can be found when in generic configuration mode case or pack and with supervisor level authorization Currently two features reside under extended configuration Status value and Import
28. network settings are made Upon the warning dialog box appearing select Continue This will enter the area of the AK SC255 where IP configuration settings are made 1 01 07 internet This Node Configured as Master Internet Configuration Warning Continue Status Config Zone In the Configure Internet page select the option Use DHCP to YES If required set DNS to yes if e mail alarms are to be configured and the AK SC255 has a DNS server available Continue to configure any remaining parameters required and then escape from this screen Escaping from this screen will bring up a dialog box asking to reset ensure to Reset now The AK SC255 will now re boot during this re boot sequence if correct network is in place the AK SC255 will obtain an IP address from the DHCP server DNS Domain Name Server DHCP Dynamic Host Configuration Protocol Select YES if DNS services are going to be used Select YES if an IP address is to be issued from a DHCP server The issued IP address s will form the address If DNS YES the option to add a preferred hostmane range for the AK SC255 will become avaialbe Scanning No of Nodes 0 11 19 47 A ER Configure Internet Use DNS Yes Use DHCP Yes Node to be used as Master It is possible to contact the Master or slave units Use IP address as backup by using a DNS name If DHCP fails Yes Enter backup IP address Default Gateway Netw
29. on a PC AKA65 offers the same user interface as is seen at the local AK SC255 screen so there is limited learning curve on it s use The AKA65 software tool allows the user the following benefits Remote connection to on site AK SC255 Connect via modem Serial RS232 cable or Ethernet View and access all system areas full read write Remotely load support files Save AK SC255 configuration View Acknowledge Alarms Off Line programming Create a complete site configuration add controllers schedules logs without attending site Save created database to later load in AK SC255 on site Simulation Load previously saved AK SC255 database and view setup Simulate Boolean logic miscellaneous points slide bars to force parameter changes Installing the AKA65 software The following section details the simple steps in installing AKA65 on a PC av IE 1 After inserting CD click Next to continue installation a 2 Akcess Only will install the AKA65 only recommended Junfoss Communications Software rebum T gps Lh Bra da bpa aid ba pali geni Pob Click Bus hype cf dup pou pestes oc Run feos Hehe Typac d ipia A Der rice te D argui Camu petu Tha pasan etl deal ioe un sona Lope Pau nog ued el pon pull oe pron am beaten the Sap prag as 4 The Win255 module is the software component that runs the AKA65 windows software select the following folder C Program Files Danfoss AKCess 3 The recommended desti
30. or 200 has been configured and the controller network is wired and addressed correctly take the following steps to scan on the devices to the AK SC255 e Check the PI 100 200 Channel amp Rescan network Discovered PI gateways will be shown against the PI e Use factory set 1041 port 100 200 button Scanning No of Nodes 2 TEPER 10 08 09 34 55 A scan Channel Selection scan Channel Selection Channel LONWORKS Channel LONWORKS ps Channel SNMP Channel SNMP Channel MODBUS RS485 rumes ee Fl Channel PI 100 200 M Port 1041 Channel PI 100 200 Port 1041 PI 100 200 Gateway 2 Voie Gateway Scanning Rescan Network Rescan Network 13 14 Gateways that were found during the scan will need to be checked The IP address of the gateway is also shown To confirm how many AKC nodes were detected 710 08 Select LonID i PI 100 200 150 152 Mode 09 35 21 A IP Address 08078521 10 35 36 35 08028521 10 35 36 37 navigate back to the I O Network Status page Overview Select Generic to view node list ff 10 08 B L U fs whoo DDOD 9 eration Successful Configured OTs Board ROS Board SIS Board WYO Board VLT Bitzer Light Panel 4 y 83 Generic i Pa Nodes Nodes Nodes Nodes Utility Meter uaa ery ey 09 42 0 AP Installed coc 0 AKC ix 0 DCU 0 Degree Master 0 CAK2 CM N
31. principle of operation for coordinated defrost is to ensure a group of evaporators synchronize the defrost cycles thus not having any undue effect on it s others operation i e temperature control stability This function would typically be used when there is a series of refrigeration sections without any partitions and the running of the units would be affected if one in the row were to be in defrost at the same time when the others are in refrigeration modes Please also consult the controller manual for further set up information and configuration 31 Po Optimization Pack suction pressure optimization The continuous and automatic optimization of the power pack suction pressure is performed by the central AK SC255 At ALL TIMES the refrigeration appliance temperature has the highest priority thus ensuring that food quality is NEVER compromised The pack suction Po pressure is optimized in accordance with the current refrigeration demand taking into account short term changes day night setback defrost and long term effects seasonal weather changes In order to get the best efficiency out of the Po Optimization function it is highly recommended that a plant survey is done before enabling this function A poorly running site will not be corrected by Po Optimization and the maximum benefits will not be seen ensure all plant amp evaporator cases are running close to their designed setpoints and that defrost are operating correctly Also en
32. scan via the I O network menu ensure Modbus channel is checked in the Rescan page the meter should be shown in the scanned list under the generic button From the main menu select configuration and then Energy From the energy page select Utility Meter and then Configure Input how many meters are required and select the type Generic Access the config screen via the setup button Input the meters net address Select the correct EDF file that matches the connected meter AW kj Configure CG Meter Ca EM24AV5 001x Press Meter Setup to configure the meter 4 Alarms Configure alarms In the first Setup screen the following areas are seen Measuring System List box Select the system to be measured as following 3 Phase unbalance 3 Phase unbalanced with or without neutral 3 Phase balanced 3 Phase balanced with or without neutral TN oe n a 2 Phase 2 Phase i diar i r g E i i 1 D ur d nines nee Tis 1 Phase Single Phase D 3 Phase 3 Phase for unit with Firmware Version 3 Revision O or later Number of Users 0 to 3 It links an ID code from 0 to 9999 to the user of the displayed consumption three 1 phase independent user by instrument Collect History List box Whether or not history is to be collected from this meter Use unit for demand limiting List box Whether or not this meter is to be used for demand limiting Meter Configuration screens In th
33. that if a remote AKA65 connection is being used the created emf file will need to be copied to the PC AKA 65 directory Creating emergency file Ele Ede Yew Scanning No of Nodes Using the emergency file 117 08 07 Alarm 0 00 3 I Refrigeration E Authorization Name Pack 1 Addr 0 s HVAC ca Store Info T 08488009 01 x Alarms m Communications tj Energy Configuration amp Miscellaneous gj History Upload description file from node 1 Copying the emergency emf file to a PC Whilst connected via PC from main menu navigate to the configuration menu then File Management Select the first option File Management this will then display a list of the factory EDF amp Change directory select 255 or Local PC directory emergency files stored on the AK SC255 5 10 07 PILI To change the directory view either AK SC255 or PC use the option seen in the top left of the screen For this example the emf emergency file residing in the AK SC255 will get copied to a connected AKA65 q 55 PC connection Ensure 255 is shown at the top left of this screen indicating the files on the 255 and navigate to the particular emf file Action 084B8531 edf down the list On the left had side against the emf file change the Action 084B8532 edf option from Action to Read This operation will copy the emf file from Action 084B 533 edf the AK SC255 to the PC the destination on the PC is se
34. will have a few minutes to do this Successful location will be indicated by a message in the bar at the bottom of the screen Cutler Hammer panels do not require the locate procedure 45 Zone History Parameter food safety logging The AK SC255 is capable of storing recorded data from devices and I O on the network s Use the following steps to quickly set up and view stored data It is recommended that if large amounts of data be stored at high frequencies the use of a permanently connected PC running AKA65 software be deployed The connected PC can be scheduled to extract and save system history the AKA65 software also has greater graphing tools that enable deeper analysis of data and also the facility to export to spreadsheet formats History configuration will also be reflected in the daily user web page ensure that all the required points have been set to log with the appropriate sample rate First get authorized Then navigate via the main menu to History 0 04 06 Alarm setup History Datapoints Mos of Configured Datapoints fq Setup History Datapoints Auto Configure History etatus Not configured sample Rate WPLATA Generic sensor Inputs ARD 16x Controls Deg Master Contrals RIC Lontrols ClimaTECH WET lity Merer VL Bitz r n ff Inputs Relay Outputs variable Outputs ther Datapoints Total DFs on this AK2 S0255 46 ico rs riso esci ec OR eM bsec iso res rat say fy History Sel
35. 084B8570 025x EKC201C 012x 08487068 012x EKC202A 012x 08488521 012x EKC202B 012x 08488522 012x EKC202C 012x 08488523 012x EKC204A 018x 08488220 019x EKC204A 020x 08488520 020x EKC414A 011x 08488002 011x EKC414A1 010x 084E8011 010x EKC414C1 012 EKCS14 1 011 488009 O11x EKCS14E1 012x 08488009 012x EKC531B 012x 08488004 012x Device Pl Ol None Setup 1 A11 gt Hone PG ON for more Now when commissioning generic controllers only the selected devices will populate the drop down options The Monitoring option is describes later in the manual Zone Connecting AK SC255 to an IP Ethernet network On Line configuration This example describes how to connect the AK SC255 onto an IP network that has an active DHCP server Follow these steps if the AK SC255 will reside on a valid IP network with DHCP services From the Main Menu select the Communications option ER Commun cations Next select and enter the Internet page i Internet To ensure the Master AK SC255 is set to Master the rotary address switch must be set to 0 1 01 07 extender slave is to be installed ensure host is set to Ethernet This Node Configured as Master Host Communication Type Ethernet Network timing NTFPF support No Network Time Protocol Customer specific application Status Select the Config button to enter the area where the
36. 39 EE Dewpoint Duty Cycle EC 59 1 97 LOO 3X Rail Heat 1 Rail Heat wt LOO 3s Rail Heat 3 d i LOO Rail Heat 4 add D X Pone Adaptive rail heat with compatible Danfoss evaporator controllers Adaptive rail heat is a feature that groups together a collection of compatible evaporator controllers that receive signals of the current calculated dew point from an installed dew point temperature sensor The installed humidity temperature sensor connects to the AK SC255 via I O and the resulting calculated dew point value is sent to the connected evaporator controllers By controlling rail heat according to the actual dew point measured in the store significant energy savings can be achieved The following section highlights how to configure active rail heat via the Danfoss AK CC550 evaporator controller which has the ability to utilize calculated dew point over the communications bus RH 96 EMHS3 1 Humidity amp Temperature Sensor L AK I O modules i Controller bus enttocontalles on sent to controllers on bus a SSS Rail Heat Relay Rail Heat Relay i Rail Heat Relay V Rail cycle o 100 Settings in the AK CC550 The two dew point values must be set in the AK CC550 evaporator controller 086 Dew Point MIN limit 087 Dew point Max limit At a de
37. 55 Send Software via Ethernet network Fastest data transfer Send Software via Serial cable Use this feature to convert cmot files to csi and thus improve download performance new csi file will be seen in Same directory as the original cmot Network button use to view amp change IP network address settings in the AK SC255 Ethernet download method The Ethernet method is the fastest way to download new firmware taking just a few seconds In order to repair for this method both a serial amp Ethernet connection must be made to the AK SC255 The AK SC255 should have a valid IP address that is in the same net range as the PC that will load the code Once both PC amp AK SC255 have valid IP addresses connect a serial cable Danfoss 08020262 to the AK SC255 and the connecting PC The following steps highlight the procedure for using the Ethernet method Ensure AK SC255 amp PC has valid Ethernet amp Serial connections e Remove jumper JP2 next to the service reset button on the AK SC255 PCB New style AK SC255 box units Re Set AK SC255 amp World map should be displayed Valid IP address should be shown on this screen e Open Codeloader V4 0 Select the correct Serial com port used on the PC to connect to the AK SC255 e Browse for the software file i e VEO2 081 cmot e Select the Send Net button amp Observe download progress Once compete replace jumper amp re set AK SC255 New firmware will now
38. ACCP Monitor temp input 7TYes Monitor defrost input 7Mo Generate cleaning input Mo Monitor digital input Mo Enter a valid description o Name Bcast Bd Pt Type Case 1 HACCP No PTIOQOQ _ Ft 001 1 u56 Display a Enter the associated controller p os Locate via a drop down menu the required HACCP sensor to be displayed Copy PG DM for more TOES aCe FA Akces 27 Zone Master Control configuration One of the major benefits of installing the AK SC255 and Danfoss controls is that intelligent functions known as Master Control can be configured The proven concept of master control function is to provide system wide schedules and targeted energy optimization con trol The following section details the simple processes involved in creating modifying and implementing these master control features i Sera r 1 Th Schedule configuration and management can be accessed via the Main Menu Configuration Schedules page Once in the Schedule Management screen the system asks for the number of schedules required A maximum of 100 schedule types can be set and config ured in the AK SC255 system The available schedule types range from Schedule Management Page Use the Service function to globally Enable or Disable ALL schedules Enter number of schedules required Dascription Sched l Disabled 2 schedul d Disab d 3 achedul Lisabled i Schedul Disabled Misc Not currently us
39. D Buzzer internal relay modem IP address Printer routes to be configured Using the same principles as used in the previous Alarm Action screen In addition to the 10 relays A J an internal AK SC255 relay can be used for alarm output The internal relay will be available in future AK SC255 hardware revisions please consult your local Danfoss sales office for more details If an IP address or e mail is required for alarm output select the icon and the network connection page will be displayed From this page select the type of alarm e mail or remote IP address To ensure correct output make sure that schedule 1 has been selected and that a valid From To time date has been defined as shown below Failure to set schedule 1 will stop all e mail IP remote address being sent out This is also true for Phone number amp printer outputs T Action Del Dur 27 06 08 Network Cannection 12345678 Name Network 1 JRemote Front LED XXXXXXXX Om Os Time Address Buzzer Date MM DD YY 12 H u Int relay Lang English Repeat delay after stop 5 minutes Schedule 1 Standard Fr m 12 00 AM Days SM WKFA To 12 00 AM Holidays 12345078 Schedule 2 Not Used Action Send 12345678 Del Clear Stop Phone 1 Phone 2 Phone 3 Schedule 3 Not Used Network Network Network PG DN for more Network Printer as re b k aj PG DN for more The final screen in the Alarm routing setup provides
40. General Commectona Call Card History Gigh Doets osse Daci EET The Contech lei tiem Fieri anton keen ud WIMSS Progam Ciega FlesDenlen keen em lies l l Hiiop Files E Poogram Pie Danon Akces Ial History Files Location of any stored history files Dasta Fes Cwhogram l ieriDanformAkcen that have been collected manually or Taur FERT eR IO automatically Database Files Location of AK SC255 database files stored on the PC The UserList Location of any saved user lists 70 Creating new Contacts Site Name Modem phone number or IP address button the user will be able to assign a site name location manager details modem number or IP address Directory Click on the ADD button at the bottom of the screen to add a new site contact details Soon Liar iis nen Las Connect bamda Octobe 12 2807 i Lee Recommended minimum information Jm z EPT non p Dor Don Name i will display this name in the main AKA65 screen after im creating aber Location Tu For additional reference only T Modem No i is Modem phone number if relevant E IP address Fu irabia TI TIL 1j IP address of the Master AK SC255 ques Connection method Ensure the correct connection method is selected III 2 7 au Eu D Be Show Connection method Depending on this check selection the contacts list will display either modem sites or Network IP sites Retrieving History The following section describes
41. KC514B1 012x ID Description Value Status 1 Case 1 6 1 s28 Ambient Evap Summary Measures Ther air Ther runtime S temp 55 temp AKV OD DII status 52 temp Display CPT Night Cond Main keys and their function Function Keys Toggle between Measurements Settings Daily User Manual override MN Escape Use to exit current screen s Prev Next Use to jump to the previous or next controller on the network whilst still maintaining the current view screen q Used to change settings parameters 64 Drop down controller selection Used to quickly select another controller from the network Use the direction arrows to jump between the main screen zones Main controller details Contains all the main parameter and Function groups Short cut Icons Use these Icons to jump to other areas of the controller setup or system Page Tab Icon This indicates that there are more pages of ME information to display The current progress is indicated by a yellow bar Go GP damio Menu 7 Use directly jump to main menu Bo aA Sy C Page up Page Down g Use scroll through main controller details page UP Down Left Right keys Use the main arrow keys to navigate through the various screens in the AK SC255 Used in combination with the arrow keys to activate the Page Tab How dol get the page bar to move so can scroll to the next function menu
42. MAKING MODERN LIVING POSSIBLE AK SC255 Software Release 2 083 E Version ELECTRONIC CONTROLS amp SENSORS Supplement Manual Contents 11 13 16 18 19 21 22 26 28 34 37 39 41 46 49 51 55 60 62 Preface Getting Started File Management Connecting AK SC255 to an IP network Network Scan amp System Configuration on line configuration Scanning Danfoss PI 100 200 gateways Initial Pack and Evaporator setup Read Write controller settings to file PC Emergency controller file support Read Write controller settings to file on PC Extended Configuration Monitoring simple sensor amp HACCP monitoring Master Control functions Defrost Lighting schedules amp Po Optimization Energy Meter Connection amp Support Rail Heat Control Adaptive Rail Heat control via controller bus Lighting Control Configuration History Daily User Daily User Web Pages Alarm Actions amp Routing E Mail alarm configuration Appendix Pone Preface This supplement manual is designed to compliment the already existing AK SC255 System Reference Manual RS 8D M1 22 and highlights the E version of AK SC255 software Replaces all previous E software version manuals In addition further information can be found via AK Input Output Modules DKRCE PI R1 A2 22 AK SC 255 On site Guide USCO PI R1 A1 22 521U0073 Data Communication between ADAP KOOL Refrigeration Controls RC8AC302 AK Sc255 Fact sh
43. Night Setback The night setback function schedule is used to send a command signal to selected controllers on the network and thus enabling the raising of the operational setpoint for the duration of the night setback and or for Rail heat control Controller devices that get added to the night setback schedule will raise their control setpoint to the allotted values set in the controller during the schedule times The night setback schedule can be used to save operational energy especially when the use of night blinds are used in the display cabinets Using the same principles as previously described select Night setback as the required schedule The configuration of the Start and Stop times should be made thus stipulating when the night setback should be in operation Outside of these times the selected controllers will operate with their normal setpoints Using the dropdown list select night setback schedule type Schedule usage EC 0 0 0 0 07 Description Enable this schedule Select Night Setback Schedule type Enter the time period that the setback will take effect Select the required days and or holidays Select which controllers need to be affected by the schedule Mum of Schedules start Stop lays 4 amp 1 O6 00 AM 12 00 FM SMTWRFA 123 C Controllers 3 Coordinated Defrost From the drop down list select Coord Defrost As seen in the regular defrost schedule provide start and frequency times The
44. SC255 unit Modem Serial RS232 and Ethernet IP Before attempting to connect ensure the AKA65 has been configured for the correct com port usage The following example describes the steps in configuring the users PC for modem Serial or IP use Start the AKA65 software and continue by clicking the options button The General tab displays user selectable options configure as required leave as default if not changes needed Select the Connections tab to configure the required method of connection to the AK SC255 Connections Tab Modem Serial Ethernet setup Local COM port If using serial cable to connect to AK SC255 select the required local PC COM port If using Ethernet IP address of AK SC255 selection this option at the bottom of the drop down list Enter the IP address of the AK SC255 when adding a new contact described later in this chapter To synchronize the PC clock with the AK SC255 check the Time Zone Sync box AKA 5 5 DOptlans Modem Settings are also found in this menu General Cannpctions Calling Cad Hir Giaph Dinschanes Stona Dass Parwed Laur CONES AK AGS NT Mec T Show Pw ution D Show dead dame Connect Tinia Lacu COM Pat p t xp M Time Zone un IP Adds M Hibe deectory on connect 2 Locilion dde Dacennect Voce Hunber Mtden Seltings mm Save database on exi Hanaga Hama AE iniSting ATODVIEU Canterai Fluss ANCSE Indo ps m COMPot ftom
45. Time or Digital Either the time OR the digital signal will operate Le e e qe Start Stop VE Holidays schedule if digital input has been made to operate schedule be sure 21 00 00 00 00 SMTWRFA 12345678 to return input to off state when lights are to go OFF else lights will remain on Digital Input Having defined Digital Input ON OFF point to control schedule described later use drop down list to select chosen point CERTEETIETZ Enable this Schedule Once all settings have been completed turn this to Yes Define start stop times for schedule If using a digital point from a controller import function expect to see a time lag when the schedule gets activated after a change of switch input This is due to network and system bus loads amp speeds 28 Pone Case Lighting setup Example configuration Case lighting times vary from application to application but the following example highlights the process needed to configure and implement a typical store case lighting schedule In this example Store A has case lights on for 24hrs from Monday through to Saturday night with Sunday having specific on times The application also demands that a Digital Input can also be used to energize the schedule based on human intervention For this example both AK I O and a controller digital input will be used but typically only one method would be used on site Example From the Main Menu navigate to Configuration and the
46. ack 1 Addr 0 ME To setup monitoring points follow the standard method in refrigeration configuration Main Menu Configuration Refrigeration Add Controls Answer No to the question Pack controller required and navigate to the lower Device P1 01 Hani tar ing A section of the screen and describe how many monitoring sensor points are mios Fite required still described as No of case controllers Click on the Setup button and then select the Type drop down list Choose Monitoring from the drop down list Monitoring Monitor temp input Select Yes to allow monitoring of a board amp point sensor or a sensor via a connected network controller Defrost Input If required a Defrost input can be configured A Defrost input Monitoring setup page would be used to effectively inhibit the alarms whilst the Lala 02 01 15 PP equipment was in defrost mode Once a Defrost input has been configured it can be used in conjunction with further sensor o Lonfiguration emp 1 06 H setups select Existing option for this No No Defrost input required Monitor temp input Tres Yes Define Defrost input Monitor defrost input Yes Existing Pick from previously set Defrost inputs Post defrost alarm delay 45 min Generate cleaning input Yes Post clean alarm delay 715 mn Post defrost alarm delay Monitor digital input Yes Enter the required time delay that the AK SC255 will apply after it has detected a defrost has
47. ap monitoring points Misc amp Pack controllers vm nim ll ii i be L i m 1 r1 ALEK CARE 1989 Fini F eg t Ae REGS Uet k y AHE EEE Au CEE Hansal amis O y a i s O T The Device Detail page shows key data from the controller device The simple thermometer icon indicates Product 13 2 C the upper amp lower temperature alarm limits associated with the product temperature with the actual product temperature being shown above Depending on controller device this temperature can be an actual sensor or O 2s orc can be a calculated via the controller Consult the controller manual for further details 63 15 0 c T The Technical view amp graph sections of this page provide more technical based information that may be of use to the Service user When selecting the Graph tab next to the Technical view tab a small plot of the S4 Air Off sensor will be shown 52 Zone Log On Off to perform manual control amp Ack Alarms AGIS Wek Oo 2 ARC EEE fe OC POLEN E om D La DC OG WE NUES RB Wudm LT Om Display any device alarms Fast track to any controller device lt lt gt gt Previous amp Next Device Detail As shown above this screen contains key data for the daily user and will be automatically refreshed on a continuous cycle Device Alarms This screen displays any current and cleared alarms relative to the particular controller History Log This screen will allow the user to select an
48. ar 2 case controllers qo offline Zone m min Anc One I Ala J Ii Ti 10 mi post del ay has expi red fone b Zone m Alarm Setup Action Down load Upload C Copy J Alarms Offlines No Float Enabled 1 Ext Cfg R W Cfg Note Suction optimization enabled EA tor 2 of 2 cases Import Default Viewing status amp performance of Po Optimization Subsequent to setting up the Po Optimization the status and running conditions can be viewed At a quick glance the configured packs can be seen if the Po Optimization is Active or Not Set also the current running status From the Main Menu select Energy From the Energy Menu select Suction Optimization From the resulting screen the current Pack Po Optimization status can be seen this status message is for information only but is a valuable tool in identifying under performing evaporators Selecting the relevant pack will bring up the Pack Optimization Graph screen This bar graph screen is designed to indicate which evaporator is under the most load MLC and is continually updating Any resulting pack pressure float will be seen in this menu and the target evaporator that is declared under the heaviest load will show a beside the description The upper bar indicates the total time over the 24 hr period that floating of the pack pressure has occurred Use the Suction Optimization graph page to reveal which current evaporator is under the hea
49. are displayed For further information the view button can be selected and the file contents can be displayed LOCB 8 C Program Files Danfoss Current Action O84B75 Action Local your PC directory BDO2 ndf 004 adt IS4BBODS edf mm m onm be de ode BB010 adf edt mma 2s F ses EDF files can get updated to match the very latest controller versions in Action 084BB8522 edf order to maintain an exact match when dialing in via AKA65 the files must Action 084B8523 di match Action 0 4B85524 ad Action 0B84BB531 edf Action 084B8532 medf I3 edf List of files shown select Info to view file match information PG DH fior more File Mismatch check When interfacing with Generic devices via the AKA65 software tool both the AK SC255 and your PC needs to have the same support files loaded edf files As generic devices get updated or new models introduced new edf files are required to support these Use the file management function to check that both PC and AK SC255 files match thus ensuring error free use File Mismatch Same controller type EDF file but different version this may lead to errors when commissioning using Files OK Same EDF version number S3 Stan s Officu AK 5C225 Unit O rz mmi SJ Siana Office AK 5C255 Unit O Siela Ede Em yew Die Ede yew EFTA 04 59 20 PM 23 07 08 04 57 46 PM db File mismatch AK 2 SC255 Pam e O8 468007 edt Date 13 03 08 01 43 04 PH C Program Files
50. ark of Danfoss A S www danfoss com Danfoss Inc Refrigeration amp Air Conditioning Division 7941 Corporate Drive Baltimore MD 21236 Tel 410 931 8250 Fax 410 931 8256 www danfoss com North America Danfoss can accept no responsibility for possible errors in catalogs brochures or other printed material Danfoss reserves the right to alter its products without notice This also applies to products already on order provided that alterations can be made without subsequential changes being necessary in specifications already agreed All trademarks in this material are property of the respective companies Danfoss and the Danfoss logotype are trademarks of Danfoss A S All rights reserved 7 AK SC255 E Supplement Manual Version A6 DKRCE EC R1 A6 22 520H3425 ODanfoss 04 2009
51. arlo Gavazzi power meter Carlo Gavazzi power meter configuration For more detailed information on power consumption amp electrical performance the use of a data enabled power meter should be considered The Carlo Garvazzi EM24 modbus power meter is supported in the AK SC255 The following section describes the required steps to connect amp configure the Carlo Garvazzi meter over a modbus network connection Before any configuration can take place ensure the meter is securely wired has a valid network address different from any other nodes on the Generic network and has a baud rate set to 9600 consult the meter manual for specific information on how to set the network address amp baud rate The data format is 1 start bit 8 data bit no parity and 1 stop bit Once set ensure correct interconnection to the RS485 modbus port on the AK SC255 1 To avoid errors due to the signal reflections or line coupling it is necessary to terminate the bus at the beginning and at the end inserting a 120 ohm 1 2W 596 resistor between line B and A in the last instrument and in the Host interface 2 The network termination is necessary even in case of point to point connection and or of short distances 3 For connections longer than 1000m a signal repeater is necessary RS485 Modbus Port on RS485 Modbus Port on AK SC255 Carlo Gavazzi Meter GND DY DX 34 Pone Once all communication wiring has been set perform a network
52. arm actions 12 15 the alarm will transition to the cleared alarms screen when the alarm trip condition has cleared It s not necessary for the alarm to be acknowledged or manually cleared Auto Acknowledge Auto Clear Use 55 extended alam action Alarm Actions Service Once the main alarm actions have been configured it is possible to setup system test alarms A system test alarm from the AK SC255 can be used to confirm correct alarm action setup and output and also prove active alarm connection to any remote alarm service From the main menu navigate to the Alarm Service screen via Main Menu Configuration Alarms Service The upper part of the screen holds 4 buttons which reflect the described actions To setup a system test alarm first select a system test alarm action Select from Disabled Log Only amp Enabled If Log only is selected the alarm only logs an entry in the alarm log and will not output any physical alarm relay etc Next select the appropriate alarm action that is required to be tested in the example below action 1 and it s associated outputs will be tested Select the Manual Test button is an immediate alarm is required this will be reflected in the alarm list as a Test Alarm To configure automated test alarms set the Auto Test line to the required level Scheduled or Requested 3 09 08 03 41 22 PN 2 arm Service Delete Alarm Configuration Manual alarm test System Test Alarm HEI Set to Scheduled
53. ation does not have a Pack Evaporator relationship i e self contained devices mobile units simply answer No to the question Pack controller required Continue to commission Evaporator devices as previously described Adding amp Removing Individual Controllers After the commissioning process should it be required to Add or Delete individual controllers the following methods can be used ADD a new controller by navigating to the Configuration Refrigeration page from there either select the associated Pack and increment the number of case controllers or select the Add Controls button to add individual controller s If a controller is added to an existing Pack configuration it will be tagged at the bottom of that list REMOVING a Pack and associated controllers can be done by selecting the Remove button from within a Pack configuration page Both the Pack and associated controls will be deleted by this method By changing the number of case controls in a pack relationship can also delete them from the system For example if a pack configuration has 30 associated evaporator devices and the number of controllers Is changed to 25 the last 5 controllers will be deleted You cannot specify an individual controller to be deleted from the system it functions on a last in first out basis 0 If there is a need to remove a controller s from the Evaporator overview page the following method should be used e Navigate to the Config
54. ation is set for 99m output stays active until stop condition reached the time stop condition will be based on the delay time value i e 30 seconds Alarm action 2 Alarm action 2 uses relay A and relay B In this instance however relay A will only activate during store open hours described as Day time To define the open Day and Close Night times navigate to the Operating Hours screen seen via Configuration Store Info Operating Hours As relay B is marked as x this relay will energize at any time of the day Relay A will stop under the same conditions as previously described under alarm action 1 The result of this configuration can be summarized as Action 2 when alarm occurs and after a pre delay of 30 seconds Relay A will trigger at ONLY if the AK SC255 sees the time as DAY else no action is taken on relay A After 30 seconds delay relay A will reset Relay B will also energize after a delay of 1 minute and will only reset when the alarm is acknowledged Alarm action 3 Alarm action 3 uses relay A Asa N Night has been defined this only activates relay A during Night time conditions as per described in the store open hours The delay duration and stop conditions are as previously described The remaining actions in this example use a mixture of always on x or D Day options with the following stop conditions Time Stop on time set under duration Ack Stop on alarm being acknowledged Clear Stop whe
55. be displayed in the AK SC255 AKC255 Code Downloader v4 0 Com Port COMI Status Downloading 1696 K to Boot 5 1 Software C lProgram Files DanfossiOkcessiak2 5C255 CodelRO2 slYvROU O81 cmoE Browse I i20 W02081 cmot cs Lew Hele cot bantoss Serial download method The Serial method can be used on site where no IP connectivity is available and only a serial connection can be made Codeloader V4 0 allows a point to point connection to the AK SC255 amp PC via the Danfoss cable 080Z0262 The following steps highlight the procedure for using the serial connection method Ensure AK SC255 amp PC has a Serial connection e Remove jumper JP2 next to the service reset button on the AK SC255 PCB New style AK SC255 box units Re Set AK SC255 amp World map should be displayed e Open Codeloader V4 0 Select the correct Serial com port used on the PC to connect to the AK SC255 Browse for the software file i e VEO2 081 cmot e Select the Send RS232 button amp Observe download progress Once compete replace jumper amp re set AK SC255 New firmware will now be displayed in the AK SC255 74 Zone Bootloader version 5 1 has advanced features that automatically manage amp Optimize AK SC255 memory In addition version 5 supports a new compressed application software version Compressed Software Image csi files are greatly reduced files sizes and speed up download times con
56. cause the alarm output to stop The stop conditions range from Time Acknowledge Clear Time amp Repeat Acknowledge amp Repeat Principle of operation Alarm outputs Alarm actions Delay Use these options to let Up to 8 alarm actions can be assigned alarm energize a defined Each alarm action relay output The physical can have multiple outputs board amp point relay output is making the AK SC255 alarm set via a short cut link seen output options very powerful Once an alarm action is defined the associated time delay for the action can be set as a icon amp flexible This delay is in addition to any delay already defined in any controller i e EKC or monitoring points i e I O defined in the system Page down to view more Look down each alarm output options including action number column and buzzer LED internal relay amp any associated outputs will more be seen in the left hand column 12345678 Delay Duration Stop Relay A BE RelayB Relay C B uoi Relay D Blei Relay E Dee ae laren Relay F Buen Relay G Relay H B uou Reayl Relay J Eu e Duration Stop A duration time is available when either The stop condition defines when the alarm output will Time or Time Repeat are selected as stop stop or return to configured position conditions The duration setting defines the length of time the alarm output will be The following definitions apply active for
57. d display history logs graphs History has to be configured in the AK AC255 Schedules This screen shows the details of any schedules that may have been configured for the controller device defrost case lights ann ammas Ak T 5072751 I E mL T KI a e Dhaai ALZ C LS AK REC2535 Web Measurement Zoom expand slider Bote Bl ek bet ES beam bei oper Devica Alarma ia siren draaier Eeee P na mLISA Wai i iF Fi E Im Select points to plot Time Zoom expand slider Set sample rate time span amp force draw refresh 53 qu am gam es eS o ue Zone Go cos 00M I F re An mu ERR um biriman Empi imi Aldum En Mpeg Info Tab ers TT Ta Select language amp translate Trias e a 3 Save to server AK SC255 and MN text viewed in browser will Mardi LUNN eee PPE oO d NIU t reflect translated language ns Tu Pie labii A nd dnd Use select language drop M nisiddin masa down selection box to view ARREST Rossi active language RENT Eas baa Attra ais NEGAR Cone d aia Fi eum fi sd feeeers Gere sam Pavmrzz Tsere m a CF Cu A l e iu F DESTRA Desi Ae e i e 2 a wl um mee 1 History Tab Un Select required datapoints WEM M Use graph sliders to zoom in irine to graph Sius a Press the Export History lt UE Bee button to export raw history ETE Ee data to CSV format naa pii d ee j REE join E Heer jeie jii RE
58. e second Setup screen the following areas are seen Demand period 1 to 30 minutes It is the integration time used to calculate the demanded period Filter Span 0 to 100 It allows selecting the operating range of the digital Measuring System 3Phase unbalance filter as of the full scale values Number of Users 3 Filter Coefficient 1to 32 It allows selecting the filtering coefficient CT Ratio 1 0 to 60000 0 Current transformer ratio for AV5 and AV6 units Collect History Yes VT Ratio 1 0 to 6000 0 Voltage transformer ratio for AV5 and AV6 units Use unit for demand lim T 1710 08 03 17 54 F a Demand period EE winutes Filter Spar 2 Filter Coefficient 2 CT Ratio Lt VT Ratio L t PG DN for mor 35 Zone Once a successful connection and setup has been finalized the AK SC255 can log several history points To view change any of these history points enter the configure history page Main menu Configuration History Configure History Setup History Datapoints Other controllers Generic E Generic Address 10 Name Main MeteTotal KWH Main MeteDemand KW Main MetePeak DMD KW Main MeteTotal KW Main MeteTotal KVAR Main MeteFrequency Main MetePower Factor Main MetePhase A PF Sample Rate 10 Mins 10 Mins Mins Mins Mins Mins Mins Mins PG DN for more With a correctly fitted meter more detail of energy consumption is possible the screens below give an example of th
59. ect Configure History option Two options are available on this screen Setup History Datapoints manually define points Auto Configure History factory pre set points to enable quick start logging If the factory settings are not per requirements manual additions alterations can be made post the auto configure setup Clear History Datapoints may be visible if the system has pre defined points Select Auto Configure History Next define the sample rate via the drop down box As part of this setup all previous configured history if any will be deleted To proceed further the AK SC255 will hold a question asking Do you want to Auto Configure Select yes to continue The total data points DP s that get used in the history will be displayed at the bottom of the screen The AK SC255 has a current capacity of 600 points Exit once out of this screen To finalize the auto configure process collection of history needs to be started The screen that is now displayed will show a large button called Start History Press this button to activate the auto history collection The status at the bottom of the screen will now show collecting p History Manual configuration If the Auto history configuration is not sufficient for the application and additional different points are needed manual setup can be used From the Configuration page navigate to History Configure History Select the option Setup History Datapo
60. ed 9 Schedu Disabled j Schedul Disabled Case Lighting Used to control the case lighting Scehedul Lisabled 8 Sehedul Disabled Night Setback Used to control the automatic raising of controller setpoint at 9 Schedul Disabled desired time in association with Danfoss controllers 10 amp chedul Disabled 14 Sehedu IH zablad Shutdown Used to automatically shut down a controller via the Main 12 Sehedul Dh sabled Switch command 13 Sehedul Ll sab 1 d E 14 Schedul Disabled Defrost Used to control the complete refrigeration systems defrost schedule 16 amp ehaedul T DH zablad Holidays PG DN for more 1 6 EI r Schedule Descriptions t ch o RB GB clo GL GB SB o GE Coord Defrost Used in conjunction with coordinated defrost feature in Danfoss controls Using the drop down list select Description the required schedule type Enter suitable description for the schedule aAA AVES Schedule Control There are 4 options available to energize a schedule Schedule Managemen Time Based on times configured in schedule management lena coo 2S Lighting Digital Use a Digital input to turn Schedule ON OFF The digital Schedule control source can be from a AK I O Board amp Point or Digital input on case Digital input controller Enable this schedule Time and Digital The schedule will activate when the time AND Num of schedules 7 1 digital inputs are made
61. eet DKRCE ED R1 A2 22 520H1486 The E version of the AK SC255 software allows for direct support of EKC and AK2 Danfoss controls and is commonly referred to as de centralized control Due to this discrete yet fundamental difference in E and Rack versions many new user screens and functions have been developed that are not described in the Rack manual To get the best benefit from this supplement manual please ensure you have a good knowledge of the various system menus and features as described in the AK SC255 system reference manual although the system manual refers to the Rack version of the AK C255 many of the screens and setup guides are relevant Due to the highly flexible nature of the AK SC255 product and the multiple configurations it can cover it is highly recommended that prior to any major commissioning you attend an authorized Danfoss training course to get the most out of your system AK SC255 Software version 02 081 has enhanced alarm handling functionality Please ensure you read amp Fully understand this new functionality before performing site installations or upgrades 02 081 New Alarm Actions New Modbus Power Meter Support AKC Danbuss controller support via PI 200 Adaptive Rail Heat via controller bus 02 083 Po Optimization New safety function based on controllers offline Zone Getting Started The following instructions represent the typical steps needed to get the AK SC255 up and runni
62. elect the Alarm Action level see Alarm Action section for configuration details Alarm Config Screen Alarm Config Screen Controllers with 150 alarm parameters 11 24 08 04 39 15 PP 1 24 08 04 49 07 Ph Pack 1 Y Configuration Pack 1 None Setup Action Alarms ATI None Setup Action El trl fault Enabled 1 Time has not been N l E Out of range Enabled 2 Scheduled daylight W Enabled 1 A02 Low Po alarm Enabled 3 System Critical ex Enabled 1 Al Hi Pe alarm Enabled 4 system alarm excep X Enabled 1 All No Rfg Sel Enabled 6 Real time clock ha 4 Enabled il A27 Sauxl high Enabled 7 LON Communication Enabled 1 A28 DI1 Alarm Enabled 8 Loaded to Factory W Enabled 1 A29 DI Alarm Enabled 1 Loaded to Used Def W Enabled 1 A30 DI3 Alarm Enabled Real time clock 4 Enabled 1 A31 DIA Alarm Enabled Device 15 restarti Enabled l A32 DIS Alarm Enabled 1 Alarm Router full amp Enabled 1 A45 Standby mode Log Only Alarm Route failur Enabled 1 A34 Fan fault Disabled Alarm Destination W Enabled 1 Al9 Comp l fault nab 1 Log Device changed N Enabled l A20 Comp 2 fault Enabled No logging possibl X Enabled 1 A21 Comp 3 fault Enabled 1 Log Device changed W Enabled l PG DM for more 1 2 1 PG DN for more 1 25 A19 Comp 1 fault ime has not been set Pone Upload data from connected controllers to AK SC255 Synchronize controller AK SC255 database To ensure that the AK SC255 database has all the latest values from the c
63. els also require board and point setup and initialization Cutler Hammer configuration Configuration of Powerlink lighting zones configuration is the same as for the SC 255 zones just discussed except that the question Number of control relays is replaced with Number of control points These panels also require board and point setup and initialization 02 01 07 71 57 15 0 01 07 11 15 35 B Light Panel Name Powerlink 1 Locate Breaker 1 Cutler Hammer 1 Breaker 82 Breaker 3 Breaker 4 Wot configured Breaker 5 Wot configured Breaker 6 Not configured Breaker 7 Wot configured Breaker 8 Wot configured Breaker 9 Wot configured Breaker 10 Not configured Breaker 11 Not configured Breaker 812 Mot configured Breaker 13 Not configured Breaker 14 Not configured PG DH for more Cutler Hammer board amp point configuration From the Configure Lighting Board amp Points screen select the Setup button the setup screen will appear as at right above For each breaker there is a list box with the names of the zone names that can be assigned to that breaker Select the appropriate zone name for each configured breaker and setup is complete Return to the Configure Lighting page to set any Alarm points needed Locate procedure Powerlink panels require that you put the cursor on the Locate field and press enter A popup box will appear on the screen instructing you to press the service pin on the breaker panel You
64. go to the I O Network menu Select Overview and then Generic to view this list Communications Menu Main Menu b I O Networks Overview Generic O9r42 0 AP I O Overview Page s Saad B a 2s Various configuration details can be seen from this page 0 SIS Board 0 0 Degree Haster 0 YOZ Board i Select Generic to view EKC AK2 Generic devices 0 0 AK2 CM 0 VLT O NA Calculations Utility Meter 0 Bitzer 0 0 RTC Light Fanel 0 0 ClimaTECH tteneric 0 0 Carrier Galcway o 1 1 Nodes Configured in database After a new network scan this will show 0 and indicates that as yet no controllers 2x have been setup in the AK SC255 database yet The commissioning phase will 2x populate the database and therefore this value will reflect how many controllers are in the database zw Nodes available in database x Indicates how many controller addresses are available 2x Nodes Installed on network 2X Indicates how many nodes have been recognized as a result of the scan ex Nodes available on network m Indicate how many nodes controller addresses are still available E AK SC255 Controller capacity is shown in the AK SC255 Fact sheet USCO PI R1 A1 22 x 521U0073 eX 2X PG DON for more 15 Initial Pack and Evaporator setup on line commissioning This section describes the steps when commissioning on line Assuming that no previous control devices have
65. gram installed on the PC E ramcn Bara Dac nic bo UA P aT id 301 AD PIER ST Wen Dn EI ow fias nOn Ball ER aedem pu A tt gs esp NS TO ow RR emp qM 1 i a 1 LT L7 a a 23 iE 18 13 Once finished with viewing the graph table close down the graph window All the data has been saved to a file on the PC to view this data set again select the History button again form the AKA65 main menu Next select the button that refers to viewing data from previously saved files this will open up a selection window to allow the file to be selected 73 Zone Updating AK SC255 firmware via Codeloader Version 4 0 Codeloader software version 4 0 is a software PC tool that once installed allows the user to update the AK SC255 firmware not EDF Device list or HTML files See following section for more details Danfoss periodically issues new firmware for the AK SC255 to update amp Enhance functionality Codeloader version 4 0 allows the loading of AK SC255 firmware via either a serial or Ethernet connections Serial connection still required l Serial port on PC Browse button to select AK SC255 software AKC255 Code Downloader v4 0 Cam Port comi Software c Documents and Settings USCO06371Deskkopi Browse Send R5232 Network Help Status pfFline Send Net CSI Conversion CSI Compressed Software Image is a highly compressed files that increases the speed of download to the AK SC2
66. hat an alarm schedule is set so that alarms can get transmitted the factory default is 12 00 12 00 or 00 00 00 00 which is 24hrs thus allowing alarms to get routed at any time For e mail alarms ensure the DNS settings have been configured in the Configure Internet page and that the e mail addresses have been filled in at the e mail configuration page Example of an alarm via e mail E EW EMS Alarm Slare FAHC Comp Rack H Message Plain Text te r ay Reply to M Fonward Im Am Sent Wed 7 19 2006 1 55 PM Bc pu ENS Alarme Store SAD Comp Rack El From myed rens dnnfoss com mnilra myanddresa2 danfosa cam Senne Wednesday July 198 ZWO 1 493 PH To Andreu Buhnjmcr ERS Alarm Store ABC Comm Rack B AK2 50C255 Address 80 Version EO2 020 Svstenm RAl amp rms Test Alarm RRe S0255 One AoE g Alarm occurred OFF 18 06 01 4Z2PH Alarm if UN Acknawledged No Example of text string alarm 42 16 03 Danfoss Automatic Controls 12 37AM AGP 27 513 Rack B AKC 55 Address 2 Alarm Log Danfoss version 0 687 System Alarms I O Comm error Case Addr 4 Alarm occurred 02 16 03 12 37AM Current Value Trip Alarm if error Acknowledged No 0216 03 Danfoss Automatic Controls 12 37AM AGP 27 8513 Rack B AKC 55 Address 2 Alarm Log Danfoss version 0 68 System Alarms I O Comm error Case Addr 8 Alarm occurred 02 16 03 12 37AM current value Trip Alarm if error Acknowledged No 02 16 03 Danfoss Automatic
67. he Carlo Gavazzi modbus meter EM24 Models EM24AV5 amp AV9 The following section provides details on the setup of both meter types Pulse Meter configuration Assuming the power meter is in place and the pulse output connection has been made and the AK I O module type XM107A is on line with the AK SC255 From the Main menu navigate to Configuration and then Energy From the Energy menu select the Utility Meter Menu and finally the configure icon Against the question No of KWH Utility meters enter the quantity of meters required max 80 Provide a suitable name overwrite the factory text of meter and define the type in this case select Pulse from the drop down menu Via the Setup button access the configure screen for the pulse meter Enter the board amp point address that the pulse input has been wired via the Board amp points icon Enter the meter setup icon to define the window size Watt hours per pulse and if collection of history if required The window size can be se to 15 20 or 30 mins The window slides forward so that it always contains the most recent period of time Every minute the accumulated KW during that minute is recorded 03 05 50 Fi TNSBNERSHMUSEEN Configuration Enter the required amount of meters max 80 Mo of KWH Utility Meters 7 Name Type l Meter 1 Pulse Setup Select Pulse when using the XM107A module CG Meter Generic Setup Select Generic to support the C
68. he controllers to the pack ready for any optimization control that may be desired From the Refrigeration Configuration menu select the number of evaporators connected to the selected pack STESEWISS TEST A number of evaporator controllers will now be displayed At uim ENSE this page select the controller type via the drop down list 17 01 07 19 21 2 Pack controller required Yes Mame Pack 1 Addr 91 Type EKC531B 012x Name Pack 1 Addr 91 Name Type m est Case 1 EKC514B1 012x Setup Mo of case controllers 20 Device P1 02 Device P1 03 None Setup Device P1 04 Device P1 05 Setup Device P1 06 Device PLl 07 Setup Device P1 08 Setup Device Pl 09 Setup Device P1 10 Setup kemowve Copy Function If there are multiple controllers of the same type controller type and software version the Copy function can be used For example if the associated controllers with Pack 1 are of all the same type you need not replicate the drop down setup controller choice and parameter settings The copy function allows the controller type settings and alarm configuration to be copied into the system database To paste these settings down to the controller use the Init initialise button controller address must be in place at device and AK SC255 for the Init function to work Use the download function with care as this will overwrite what ever settings are cur
69. ied 1 the schedule must be true or 2 the photocell must be above trip level Once one of those two conditions is satisfied the pre delay timer will start List box Yes No Whether or not a schedule will back up in case the photocell fails Time on Time of day field The time at which the pre delay timer for outside lights will start without the photocell having tripped Time off Time of day field The time at which the post delay timer for the outside lights will start without the photocell rising above trip level 0 to 6 The number of relays controlled by the lighting point 0 to100 The level at which the photocell condition will be true and act to turn the lights on If multiple relays are configured there will be one trip level per relay 0 to100 The number of percent from night to day Pone List box Yes No Appears only when there is more than one control relay Whether or not one relay will always be on Always keep 1 relay on Auto rotate selection List box Yes No Whether or not the one relay kept on will rotate among all the relays configured Rotation takes place so that the same relay is not used when the zone cycles off PG DN Setup Page 2 Lighting Configuration 02 01 07 Pre delay Post delay Minimum OM time 120min Minimum OFF time Override switch Override duration Burglar override Pre delay Fire override Enable dimmer output IDs De encase See ceeds lt Min
70. imum output amp CO0 0V Maximum output 10 0V Configure Lighting Setup Page 2 Algorithm sensitivity Ssec Max rate of change PG DM for more Pre delay Post delay Minimum ON time Minimum OFF time Override switch Override duration Burglar override Pre delay Fire override Enable dimmer output Target Minimum output Maximum output Reaction time 0 to 120 When lights are off the number of minutes that the lighting condition must be satisfied before lights will be turned on 0 to 120 When lights are on the number of minutes that the lighting condition must be false before lights will be turned off 0 to 255 When lights are turned on the number of minutes that they must remain on before being turned off 0 to 255 When lights are turned off the number of minutes that they must remain off before being turned on List box Yes No Whether or not there is an override switch assigned to the zone Time field 00 00 to 23 59 The duration of an override when the override switch is used List box Yes No When this zone s lights are turned off whether they are to be turned on when a monitored burglar alarm is sensed 0 to 600 When this zone s lights are off and a burglar override is called for the number of minutes delay before the zone is turned on List box Yes No When this zone s lights are turned off whether they are to be turned on when a monitored fi
71. in manual mode unless the auto button is used to re set it 5 10 07 03 14 46 Al SI4BI Ol2x ES Manual Operation Manual Operations e Defrost Triggers manual defrost e Cleaning Triggers Fans Only mode in controller Lighting Case lighting on off with current status displayed e Main Switch Turns controller on off e Schedule quick link button to schedule management page Some controllers may not support the manual operations check controller manual for more details Note that if no manual operation is required whilst in this page select Escape to exit from the pop up box 50 p Daily User Web Page Access The definition of Daily User extends to describing a user who typically would access the AK SC255 every day with key areas of information being accessed The Daily User web access is designed to allow easy connection and viewing of running controller data current temperatures pressures alarms defrost and lights status Accessing the daily user screens is done over a standard web browser and Ethernet connection below is a list of system requirements 5 Stan s Wike AS09995 Mester aaa EFE FEL Arr ORD an Internet Status se DNS No Use DWF Mo Default Gateway i 192 158 1 1 Hetwork Mask 255 255 255 0 Master IP Address 192 168 1 104 Be sure that the AK SC255 has a valid and accessible IP address Connecting to the web pages Before attempting to connect to the AK SC255 web pages e
72. ints The Configure History page will now be shown The AK SC255 has many different variables it can log thus the lower section of this screen will show various icons In this example the term Other Controllers is used to describe EKC and AK2 controllers 06 06 2006 A Configure History a Relay Outputs of Configured Datapoints 68 Bd Pt Sample ODP E Setup History Datapoints Rate i Auto Configure History i Clear History Datapoints start History status suspended Select the Other Controllers icon Other Controllers icon Gi AKC 16X Degree Master RTC ii VLT Utility Meter n ClimaTECH a Light Panel Ed carrier H UCU The screen now highlights various controller types To view EKC and AK2 controllers select Generic m Generic 47 Zone Ez Generic Address Name Having selected Generic the available connected controllers will be displayed The list will indicate the controllers net ID address and the LTL FFW description LIL HGD rur e Use the Page Up amp Page Down button up down arrow on PC to scroll LTI HED through this list LT1 HGD Lil HOD LT FFW 1l 3 4 5 6 fi B SORT On PG DM for more B8ERG amp BEHm 07 53 16 PF configure Histor gg cener Ic To make a change in any one of the controllers listed highlight the device and press enter Address 10 The screen now shows the selected controller and all the available Maine Sample DP parameters that can be changed
73. ints 3 Config Lighting Alarms 1 Config Lighting Zones From the Main Menu select Configuration and then Lighting A simple lighting menu appears that shows the Lighting Zones Board amp Point and Alarms icons Select Lighting zones from the menu to configure the required lighting zones 02 01 07 21 26 14 ws MEM zones Humber of Zones 30 Type Ho of Powerlink Panels 5 5 AS Ho of Cutler Hammer Panels7 5 step 1 1 Lighting Zones Zones share photocells No Name Type ione l AK2 5C255 eile step2 4 Gg Board amp Points Zone 2 PHRLK Setup Zone 3 CUTLR Setup Zone 4 AK2 5C255 Setup Zone 5 AK2 SC255 Setup i Zone 6 AK2 SC255 Setup Step3 4 f Zone 7 AK2 SC255 Setup Zone 8 AK2 5C255 Setup Zone 9 AK2 SC255 Setup Zone 10 AK2 SC255 Setup PG DM for more The Configure Lighting zone screen consists of the following areas complete these areas to start the lighting configuration Number of Zones 0 to 30 The number of lighting zones to be configured on one AK SC255 No of Powerlink Panels 0 to 5 The number of Square D Powerlink lighting panels to be configured The AK SC255 currently supports both AS and G3 versions of Square D Powerlink panels No of Cutler Hammer Panels 0 to 5 The number of Cutler Hammer Pow R Line C Switchboard lighting panels to be configured Zones share photocells List box Yes No Whether or not multiple photocells are to be shared Number of photocel
74. is extended information 36 Meter status can be seen by navigating from the main menu Energy Utility Meter Meter status 09 08 Main Meter kwh Consumption Current Kw Load Peak KW Occurred Peak reset on kwh reset on 08 49 44 Meter Status 865148 6 239 4 414 9 09 06 08 02 33 PM 27 05 08 12 42 PM 2 05 08 12 42 PM PG DN X if Py 09 08 Meter Status Total Power Total Reactive Power Average Power Factor Line Frequency of Phase A Phase A Volts 116 3 Amps 61 Kw 8 kVAR 2549 KWH 268363 PF 0 958 Hours Counter Phase B 119 9 8 241 93 9 34 8 305726 0 939 289 81 E 08 49 53 259 2 kw 89 9 kVAI 0 942 60 0 Hz Phase C 120 7 7 161 81 1 33 1 271060 0 927 Pone Rail Heat Control via AK2 I O modules If required the AK SC255 can be used to manage the energy output to the case trim heaters Rail Heat There are different ways to approach the solution to rail heat control listed below are three main possibilities 1 Use a Night Setback Schedule Many Danfoss controls have a function whereby the output to the rail heat elements can be pulsed in a percentage of time ratio If set in the controller the night setback signal from the AK SC255 will allow the controller to vary the output depending on the time period See the specific controller for more details 2 Use a Calculated Dew point to control rail heat By means of util
75. izing temperature and relative humidity sensors the AK SC255 can calculate the relative Dew point Based on this Dew point reference and against a set point the output to the rail heat elements can be controlled This represents tighter control based on the calculated Dew point 3 Use a true Dew point sensor Utilizing a true Dew Point sensor allows the AK SC255 to control the output to he rail heat elements As seen in the Calculated method the AK SC255 will control the rail heat against assigned set points 4 05 06 AIRE sda From the Configuration Refrigeration Pack List the Rail heat T button will be available e Rail Heat Define how many relays will be used in the control of the rail heat elements max 30 Number of relays 7 4 ycle Time 2 Cycle time Used to determine what amount of time the relays are energized used in combination with the output percentage as set in Dewpoint method fete the Dew point setpoint lame Bcast Bd Pt Type Deuwpoint No 00 0 0 DPSLOO Example With a Dew point target range of 4 0 to 8 0 c and the Cycle time set for 10 minutes the following behavior will be true At 4 0 c Dewpoint the relay output will be 0 At 8 0 c Dewpoint the relay output will be 100 At 2 0 c Dewpoint the relay output will be 50 of the cycle time 5 mins on 5 mins off At 7 0 c Dewpoint the relay output will be 90 of the cycle alati helave time 9 mins on 1 min off Set point
76. ls 0 to 8 Appears only if photocell sharing is enabled by a Yes answer to the previous question Name The name of the zone as established when Setup screen is entered Type List box selections AK2 SC 255 Zone is controlled by a relay output digital output on the I O network PWRLK Zone is controlled by a breaker or group of breakers in a Square D Powerlink lighting panel CUTLR Zone is controlled by a breaker or group of breakers in a Cutler Hammer Pow R Line C 41 Zone Once the initial information has been completed on the Configure Lighting Zone page the lighting zones can now be setup The first page of the setup screen is shown in the illustrations below On the left for an inside photocell and on the right for an outside photocell In the screen on the left a user defined zone name has been chosen On the right one of the listed zone names has been chosen Inside Photocel example 02 01 07 db Configure Lights Zone name User defined name Photocell Hum of schedules Control method Hum of control relays 1 Trip Level 1 o Trip range 4 PG DM for more Zone name User defined name Photocell Control sensor seen if Photocells shared is selected to yes Num of schedules Control method Enable failsafe schedule Num of control relays Trip Level Trip range 42 Outside Photocel example with listed zone name Li 2 0 l i Fi
77. mouse pointer and the right click also allows parameter change e ite Addr 91 Name Pack 1 Suction Optimization Ma User Tile Mene J5 PoketMax B 26 PoRefinn b 13 Hight offset J7 WightSetBack je DI4 control Neutral Bone Zone m E Je Je Je LC Je E X Je e pe ye Je e c rc ro tee E JE JE JE JE JE ECC QC C Jc EX werte reret rce ud Bd dd dd c ea E Corr rrerrojD HO Hee GSS E T HT agaa JOE ama EJ e 65 Zone How do I update the AK SC255 with new software files It is possible to update the AK SC255 with new and enhanced support files Typically the AK SC255 uses software files to provide a high level of controller access and visibility within the system In order to fully and accurately support EKC and AK2 controllers files that contain specific controller information need to be present in the AK SC255 The controller support files are known as EDF files Extended Definition Files and these are made available from the Danfoss factory Each controller type needs an EDF file corresponding to the actual controller software version To facilitate full support ensure the EDF file also contains compatibility for the software version of the controller details can be found via the Danfoss factory C LIDNEEBMUTES Loading EDF controller files into the AK SC255 toed ries 03 03 13 PM Sarvs Dat abire DERE Establish AKA65 connection with the AK SC255 Brink Smea
78. n Schedules Supervisor level authorization is required Assuming no previous schedules have been set define the number of schedules Select the new schedule and enter into the schedule management page see below Schedule Managemen Next define the schedule use in this example choose Case Lighting from the drop down menu Continue by entering in a Description for the schedule Schedule usage RRs Description Schedule control Provide a description for the schedule optional Digital input 3 EMANAS DURS Seen le Next select the schedule control method from the drop down box for this example Num of schedules 71 Time OR Digital is used As a digital input is required in the schedule setup this will need to be defined Start Stop Days Holidays f he diditalb i ill ispi his li 21 00 00 00 00 SMTWRFA 17345678 Once defined the digital point will be displayed at this line Defining a Digital Input This can either be a AK I O ON OFF point or a digital input from a generic controller J On Off Inputs example C Controllers From the main menu select Configuration Miscellaneous On Off Inputs Define the number of ON OFF inputs required see screen below and provide a suitable name This name will later be visible in the schedule management page Digital Input line Under the Bd Pt Board amp Point column set the appropriate Digital input via a connected amp communicating AK I O module
79. n alarm either acknowledged or unacknowledged clears Time Rep Stop after time delay but repeat if alarm is still active Ack Rep Stop after alarm is acknowledged if alarm still active after acknowledge repeat alarm action repeat delay after stop is programmable The repeat delay after stop line appears when either the Time Repeat or Ack Repeat stop conditions are set use this line to define the required time delay 06 09 08 Clicking on the lt icon allows the Name 255 address Board amp Point and relay status to be defined Y To display the custom name in the alarm action screen toggle Action Del Dur the Items button seen in the Alarm Actions page 12345678 99m Time Relay 1m Ack Relay Clear Relay 99m Time Rep Relay Ack Rep Relay Relay Relay Relay Relay Ack Rep 02 24 22 PR On HT Dial Out LT Dial Qut N Open N pen Repeat delay after stop minutes Coldroom LT P Alarm 5 N Open N Open 1 2 Coldroom HT 3 M Open 4 5 PG DN for more If using multiple AK SC255 units and unit 0 is the alarm output device the ability to route alarms from slave units to the master unit is possible In the slave units make sure the 255 address number is set to 0 Master AK SC255 54 Zone 4 After the first page of the Alarm Action screen has been defined press the Page Down line and the remaining alarm action page s are displayed This screen allows the AK SC255 LE
80. n commission page oye 0 Ability to copy paste controller settings oye 0 Ability to save controller setting to PC file oye 0 Ability to display parameter reading in Evap amp Pack overview oye 0 Ability to commission Read Write to all controller parameters oye 0 Ability to assign automatically Defrost schedule Ability to assign automatically Po optimization Ability to assign automatically Case lighting schedule Oooo e l View controller on Daily user web browser Ability to use Auto Config History feature no define manually Ability to create EMF from AK2 or AKC based controllers yes yes yes yes yes yes yes no no 19 Zone The following example screens demonstrate the emergency file generation system After the AK SC255 has been initiated for network scan the system will identify any controller devices that do not have corresponding edf support files Automatically the AK SC255 will upload the controllers description file this then forms the basis of the emergency file During this process the screen will display a dialog box indicating the description upload After successful upload of the description file the AK SC255 will allow the commissioning user to select the newly built emergency file via the configuration drop down list Note that the status bar at the bottom of the AK SC255 screen will show the word emergency Commissioning of the device can now continue as usual It is important to remember
81. nation folder is C Program Files Danfoss Win5 5 255 Location Destination Folder C Program FilessDr antoss Browse Directories _ Appliance Launcher v3 1 ATI Technologies 5 Select AK SC255 executables H E Common Files ic ComPlus Applications CONEXANT Danfoss Setup Type Choose the setup type that best suits your needs ca Danfoss gt AKCess Install Akces support pragams wVinbb winzbhb v exe leave unchecked to skip Hi Danware Data TIT gt Iw AK SC 255 executables 68 Pone 7 Select folder for EDF files recommend C Program Files Danfoss AKCess EDF Location Select the database folder for cancel Far none Path C Program FilesiDanfoss 4kCess 6 Click yes to install EDF s Select AK SC255 Directories Appliance Launcher v3 1 3 ATI Technologies ij Common Files Question 2 j Install EKC AK2 EDF support files ff ComPlus Applications 05 EA CONEXANT B4 Danfoss ae Danware Data TIT The installation procedure just described will have installed the remote AK SC255 software tool AKA65 This software package will now allow the user to fully interact with he AK SC255 system The following section describes how to connect to a AK SC255 via serial or IP communications and then describes the method on how to extract and view history data Connecting to a AK SC255 via AKA65 There are three main methods on which the user can remotely connect to a AK
82. nfiguration System Alarms Phone modem numbers amp Various Communication errors schedule page q Routing 3 System as Phone Numbers l l mM Network IP address or e mail Refrigeration Configuration link amp Refrigeration S Network configuration amp schedule page i HVAC Printer Hue Eonnonraden D J Serial printer amp schedule page License required F ja j 4 Lightin Modem c8 d Modem configuration page Lighting configuration License required Miscellaneous m Board amp Points Miscellaneous page Board amp Points Relay Sensor On Off Variable AK I O alarm output relays 55 Zone 2 When in the alarm routing page an array of output routes including relays A J Modem e mail will be presented along with the Alarm Actions 1 8 and the associated action stop conditions On the left hand side of the screen the output options are displayed in column form The first page shows 10 available relays for configuration each relay has a factory name of Relay A to J The alarm actions are then shown from 1 8 followed by the time delay before any output will activate this delay is in addition to any alarm delay set in the controller or monitoring points A duration column then allows the user to define how long the output route should be energized for only available under Time or Time Repeat conditions The Stop column represents the different alarm stop conditions that will
83. ng although not exhaustive this represents the most widely used settings in most typical customer applications To assist in the commissioning process not only can the local key pad be used for all tasks so can the system support software tool AKA65 Utilizing the AKA65 software will allow on line and off line commissioning Connection to the AK SC255 can be made either via serial RS232 or Ethernet Adapter Cable AK2 to PC Connect either via Serial or 080720262 Ethernet Cat 5 cable AKA65 Software Cat5e Ethernet Cable o Use cross over cable if connecting directly from a PC to AK SC255 If connecting via an Ethernet hub or switch a regular Cat 5 cable can be used On Line commissioning describes the method of configuring connected controllers to the AK SC55 Typically the AK SC255 is used as the interface to the controllers Full off line commissioning is possible via the AKA65 service tool Off line programming allows for full commissioning of a site with out actually connecting to any networks Typical On Line commissioning process Configure initial AK SC255 system preferences amp network settings Perform network scan discover controllers on network TW The next few pages of the manual describe common commissioning tasks typically performed on the AK SC255 front end or via the AKA 65 Heview scanned controllers amp Define Pack amp Case relationships Upload controller settings S
84. nsure that a valid IP address has been assigned to the AK SC255 see the section Connecting AK SC255 to an IP network for details and Adobe Flash Plugin is installed In order to view the web pages on the AK SC255 ensure a suitable web browser session is running on a remote PC and type the following address format where xxx is the IP address for the master address 0 AK SC255 Note Loading the web page for the very first time will take longer than subsequent connections http XXX XXX XXX XXX example http 192 168 1 104 Danfoss AKZ2 56 255 cu Ah gi tp 192 168 1 104 Danfess AK 2 56 255 mne y EG oTa LE Cure eg Prantl Ae liigedalin Dosen Deere fur Pirmi dirr T AK SC255 rantes dara from 197 168 7 3 04 51 Zone Screen Navigation The Daily User web pages are designed so that they appear self explanatory and easy to follow In essence upon first loading the web browser the Refrigeration Overview page will be displayed see below Typically this page will list all the devices that are configured on the AK SC255 The main navigation for the web pages are driven via the tab menus at the top of the page Select these tabs to gain access to particular areas of the system Alarms Central alarms page showing ALL device alarms History Info Device Overview View graphical history for devices Language translation for browser Detailed view of individual controller Refrigeration List view of Ev
85. o also exist in the remote PC This matched state ensures that as a remote user you view exactly the same screen amp controller details as is displayed locally on the AK SC255 To assist the user in ensuring the files are the same versions and build dates the File Management function allows closer inspection of the system files These files are know as EDF Device list and UDF files A description of these files follows A EDF Extended Definition File This is a factory installed and managed file that resides in the AK SC255 The EDF file describes the various controller parameters and allows various user functions amp screens to occur With a correct EDF file for a specific controller the user does not need to worry about which parameters to set for lighting defrost and master control In addition the EDF file allows the easy display of controller parameters and manual control features b Device List This is factory installed and managed file that resides in the AK SC255 The Device list file contains information about the Generic devices that the AK SC255 can view Effectively it acts like a table of contents so the user and the system knows which devices can be supported He UDF User Definition File This is a file that is designed and managed by the end user The purpose of this file is to give the users of the system more freedom in filtering out screen content history points and custom text This file gets generated when the user
86. on this status code If a particular controller has been turned off or has communication issues this will be highlighted by a solid red line in this instance further investigations will be needed to rectify the fault By selecting one of the controllers in the list the Evap Summary page is shown This page provides specific details on the controller that has been selected and is referred to as the Evap summary The parameters shown in this list are factory set but can be customer defined via the User definition file see Appendix for further details on User Defined files The concept behind this summary list is that out of many available parameters only the key ones are visible thus simplifying the daily interface to the evaporator The screen is broken up into three main sections that allow for easy interaction with the controller 06 19 28 PM 09 06 2006 Alarm FI EKC51AB1 01 2x ID Description Valu The upper section has a drop down list that allows for fast 37 Device P2 10 1 controller selection There is also a constant feedback on the Measures controllers temperature value and status 578 Ambient Evap Summary EKC State Ther air Ther runtime Sl temp 55 Temp AKV OD DII status SZ Temp Display CPI 13 Night Cond SH Light The mid section holds the controller summary parameters a scroll bar to the right indicates that further information is down the screen so the use of the page d
87. onnected controllers use the UPLOAD function Using the upload function is especially useful when the AK SC255 has been installed on a pre configured controller network or you wish to guarantee that all values are synced both in the AK SC255 and the controller device It is advisable to perform this function to ensure that the database in the AK SC255 prior to saving the database via the AKA 65 Bf 10 07 162 Pack 1 Case 3 Graph View Case Case Case Case 8 Case 9 case 10 Case 11 Case 12 Case 13 Case 14 18 ATI PG DN for more 1 2 Access the upload function via the Refrigeration Configuration Controller Setup Once in the controller Setup the Upload button will be available The resulting upload page will the make available all the controllers that have been scanned amp configured in the AK SC255 Check the ALL X box and ensure that the Status reflects the current time date of upload Any errors may indicate busy network or bad communications to the device Check and re run the upload on any devices that fail On Large networks it may be necessary to perform an upload in groups to lessen the network load Pone Emergency file generation emf Typically the AK SC255 will come pre programed from the factory with a range of EDF Extended Definition File files that allow integration to the generic controller range There are several benefits to having the EDF file system in the AK SC255 for example Allo
88. or Repeated Action 1 Manual Test Auto Test Repeated Automated alarm test ae Send every 12 hour Select the required time level Set to Scheduled or Repeated Select yes to suspend all alarm output on the AK SC255 for the selected time period A PG DN for more count down timer will be shown indicating when alarm suspension is removed amp alarms will be sent Suspend alarm generation No The final page in the alarm service screen allows the manual override of any connected alarm relays 59 Zone E mail alarm output configuration The AK SC255 has the ability to e mail alarms up to five addresses The following instructions highlight the process of configuring the AK SC255 for e mail output amp assumes a valid internet connection with DNS services This example assumes the AK SC255 has been set up for DNS in the Configure Internet page Main Menu Communications Internet Config DNS yes From the communications page select Select E Mail as the type amp then enter the Alarm Internet E Mail configuration 1 24 08 05 14 01 Pe 1 24 08 TER EET M Pr Bi ommunications Network Connection 1 E Mail Configuration Type E Mail Fur Host Network m Internet Port 25 j i Date HM DD YY Time 1 Hour Lang English BE I 0O Network aj Alarm Phone Schedule 1 Standard l From Days gt SMTWRFA EX Hessages b Alarm Internet To 12 00 AM Holidays 12345678 Schedule 2 No
89. ork Mask Master IP Address Preferred Hostname Yes Master Node Name danfoss net Use IP address as backup Select YES if you wish the AK SC255 to run off the backup IP address after any DHCP server failure Enetr the IP address s here or automatically have the AK SC255 place it s current address from the Internet Status Screen Reset Once all the necessary configurations have been completed ensure that the AK SC255 is Reset Internet Configuration Warning Reset now Using DNS Using DHCP Yes Internet Status page Default Gateway 10 35 33 1 Network pe uu Vu d ae Seen here with both DNS and DHCP enabled After the AK SC255 See aay nee SUE resets the DNS DHCP server has issued valid IP addresses Domain Name danfoss net C pan rini ans If required the Save IP address as backup button can be used to Master Mode Mame danfoss net apply the IP address seen on this page Domain Server IP address Domain Server 1 10 35 7 1 Domain Server 10 12 1 Save IP address as backup Network Scan Identifying controllers amp AK I O on the network ready for further commissioning After the initial settings have been configured the AK SC255 can now be prepared for Network scan s A network scan function is used in the AK SC255 to establish what controller devices or nodes are attached to the available network ports From the Main Menu select Communications amp then I O Network ER
90. own key will expose these parameters The bottom section contains useful short cut icons Use these icons to jump to Authorization Main Overview page Schedules F1 Manual Overrides History F2 Alarms Once at this screen level a quick way to scroll through the other controller devices is to use the Prev Next keys 49 0b 21 36 Pi Tu Device P2 10 Status 258 Ambient Measures 23 Ambient z 17 6 C Whilst in the upper section of the Evap summary screen the use of the drop down box can be used to quickly access other controllers on the network This feature is especially useful if there is a large network present m Generic Manual Operation In order to assist in the operation of frequently used or key controller functions the AK SC255 has a easy to use F1 Manual Operation function By pressing the F1 key whilst in the Evap Summary screen the user can bring up a options box that allows key operational functions Select the appropriate manual operation and the system will ask for confirmation do not use the F keys for this confirmation Be aware that some manual override operations may cause stock loss if not used correctly i e Main Switch will stop refrigeration to the evaporator device The user must have correct authorization in order to use the manual operation function Where an Auto button is seen against a function i e Lighting it indicates that the particular function will remain
91. pad to show or hide the day symbol For example the schedule below shows schedule 1 as having only Monday M selected use the method previously described to deselect all the other days right mouse click or edit key on local keypad Example Store A Once the START STOP times have been set the final task is to associate controllers to the schedule Select the schedule button and choose the required devices that need to be associated with this schedule This is done by ensuring a X is in the check boxes use the Check All feature if applicable to save time deselect any non relevant devices by removing the X in the check box Exit out of Schedule management to complete configuration task To complete the setup select the controllers required for the schedule mEMSchedule Management Schedule usadge D scripti n STor Cas Lights Store Case Lights Check a11 Enable this schedule yes Check devices using this schedule Mum f Schedules 74 CANET Case Case 2 ase 3 Case 4 Case 5 Device Pl 06 Device P1 07 Device P1 08 Device P1 09 Device P1 10 Device P1 11 Device P1 12 jays Holidays 12345678 123456 8 00 00 A 12345678 Ensure controllers are Dc I DID amp SS wt oe wn linked to schedule Ll i PG DN for more 1 3 o Consult the section entitled Extended Configuration IMPORT if a generic device is required Perform the parameter import ON OFF
92. r Brink Pond m Under the File Menu select Load File A tration 7 Authorization Chease Weta lo send t AKT 5C 355 Unit C 4 Alarms e Store Info E gijas EX Valucpiei ea eu e PROGRA Energy AK2 5C255 Info mi 1 km Dario E Mons M MAYSTHAI i Miscellaneous HI Communications Ps MANSTH irem mt il History at Configuration Locate required file s and select Ok The files will be downloaded into the AK SC255 end Tiles trom disk to the AK Z SC 455 Use the above method to also update the device Ist file also available via the Danfoss factory The device Ist file is also needed to ensure full controller support AFTER LOADING ANY NEW EDF FILES OR DEVICE LIST THE AK SC255 MUST BE RE SET FOR THE CHANGES TO TAKE PLACE If using a AKA65 connection a key combination can be used to force the AK SC255 to set set remotely on the remote PC press the following keys to force the AK SC255 to reset Esc Page Down Page Up Home How do I save my online or off line AK SC255 database file Requires system password privileges On line To ensure that the AK SC255 database has all the latest values from the connected controllers use the UPLOAD function prior to saving the database Using the upload function is especially useful when the AK SC255 has been installed on a pre configured controller network or you wish to guarantee that all values are synced both in the AK SC255 and the controller device
93. r site installation For example if a customer has some controller devices on the network that have no factory made EDF file support the commissioning process can be limited by this as it may be difficult to communicate with the controller In this instance where there appears to be no standard EDF file the Emergency file generation bridges this gap The resulting emf file allows the user to communicate and operate the control device with minimal loss of system functionality to that device The principle of operation is that upon scanning a network the AK SC255 detects a controller or controllers that are not listed in the device Ist file contained in the AK SC255 The AK SC255 will then automatically extract the raw controller description file during the scan process This extracted file gdf description file contains all the controller parameter lists and is then used by the AK SC255 to create an emergency EDF known as emf Once the emergency file has been built the user can then commission the controller via the local AK SC255 To remotely commission via the AKA65 the newly created emf file needs to be copied from the AK SC255 to the local PC See File Management section for details on how to perform this operation Most of the factory EDF functionality is included in the emergency EDF see table below for precise scope Description of EDF functionality Included in emergency EMF generation Ability to select controller from drop down list i
94. re alarm is sensed There is no pre delay for fire alarms List box Yes No Whether or not a dimmer variable output will be controlled 0 to 100 The photocell level that the controller will seek to maintain by operation of the dimmer 0 to 100 The minimum dimmer level 0 to 100 The maximum dimmer level List box Slowest Slow Normal Fast Fastest The relative sensitivity of control to changes in photocell level 43 Zone Algorithm Sensitivity 1 15 sec The frequency in sec how fast the algorithm re calculates a voltage output Becomes active when Dimmer output set to yes Max rate of change Percent at which the ouput changes per sec PG DN Setup Page 3 Lighting Configuration Schedules Sched 1 Type Standard or Relative Select the type of Schedule A standard type simply follows sched 1 typa the set times Relative is based on the store operating hours Sched 1 Time on 17 00 Sched 1 Time off si found in Main Menu Store Info Operating Hours Sched 1 D ys SMTWRFA Sched 1 Holidays 12345678 Time on Time off Days Holidays Fail safe Schedule To ensure lighting energizes under photocell light equip ment failure enter failsafe on amp off times Failsafe Schedule Time on 17 30 Time off 05 00 2 Configure Board amp Points Board amp Point Relay config IPs Board amp Points z Relay Outputs a Li ghting Zones Bd Pt On 02 2 02 2 02 2
95. re not needed simply press option 2 to negate an upload command Now that the initial Pack controller configuration has been set the remaining commissioning process can be completed Start with the Pack Summary menu and then progress through the remaining function menus via the page tab 16 Pone Use the navigational arrows on the keypad to select and modify the appropriate setting see Appendix section for guidance on keypad operation Scroll through the remaining function menus to ensure all parameters are set correctly As the settings are changed this also has the effect of automatically writing down to the controller thus the full commissioning can be completed by this method 0 05 07 Alarm Page tab se to scroll through the various function menus in the controller M The download button is used to download settings FROM the AK SC255 database TO the control device s This function is used when an off line database has been created and these settings need to be pushed down to the controller FROM the AK SC255 Use the download button with care as this will cause any settings in the controller to be overwritten by AK SC255 Addr 60 Mame LTL Pack 1 Suction Optimization No Max 4 0 User Tile None Condenser control Settings ri Main Switch r28 PesSetPoint b DIS control Fan mode PcRefMax b PcRefthn b Pc RefOTTset Pc mode Adjustsensor xp b In s Fanllancap Fanklant ap Down load ac pload
96. rently in the controller Using the same principle as described for the Pack controller configuration the evaporator device s can now be set p n Page Tab est Case 1 Mame Test Case Device address amp description User Tile SHE User File Fvap Summary Settings User customized file that changes the factory default text ri Main switch E description language and history points that the user sees Cutoutl temp I in the AK SC255 Used for customer tailored requirements rol Differential Contact your Danfoss representative for details and assistance on r21 Cutout temp UDF file management r22 Ther band Def start l0 Def StopTemp 136 Inject Close A13 HighLiml Air A14 LowLiml Air A20 HighLim2 Air I LowLim Air 02 DIL Config Down load Upload Copy Alarms Ext Cfg R W cfg An efficient way to quickly navigate through the commissioning pages without having to go back to the Configuration Refrigeration page is to use the Prev and Next keys on the AK SC255 keypad or Control left right arrow key on a PC when programming off line This navigation method allows for the same level page to be displayed but on a different device thus greatly speeding up the navigation process 24 Pone Additional Pack and Controller combinations can be added via the Configuration Refrigeration page Select the Add Controls button to repeat the process as previously described If the applic
97. siderably When loading any csi file format ensure bootloader 5 1 and above is installed ES a AK SC255 required files The AK SC255 requires different files amp Software in order to run and support various network devices The following section highlights the main software files commonly found in the AK SC255 Periodically when new features are introduced by Danfoss it may be necessary to update some of these files Device List amp EDF Files HTML Files Daily user web screens In order for the AK SC255 to support generic devices suitable EDF files are required Each controller model amp type has it s own EDF file which describes to the AK SC255 the full parameter layout The Device List device Ist is the master table of contents for the EDF fiels and These files are found under the AK SC255 directory E HTML Files Device List HTML files are pre loaded from the factor TR d inl must also be present Only use AKA65 to update EDF amp Use a suitable FTP application to Device list files load if required i e Filzilla P me Bootloader AK SC255 The Bootloader file is the first file that gets installed when the AK SC255 starts This file contains t BootLoader instructions for the AK SC255 on how to manage flash memory amp Board level communications This file must be present for correct operation Use Only Use Codeloader to update this file
98. sure any manual plant override systems are set accordingly to allow the floating up of suction pressure Theory of operation 1 The AK SC255 continuously receives operating information from each Po enabled controller connected on the network The AK SC255 is looking for the Most loaded case MLC Each evaporator is analyzed to see if it s current operating temperature is within a calculated MLC target window During defrost and including after defrost recovery the Po Optimization will temporarily remove the case from the Po calculation loop This ensures that normal system fluctuations due to defrost etc do not effect the overall operation of Po Optimization 2 In effect the continuous Po Optimization is looking for the evaporator that is under the heaviest load the one that has to work the hardest to maintain temperature but still falls within the MLC target window 3 Based on the MLC the Po optimization function will then send a control signal to the Pack controller to optimize the running suction pressure i e float the pressure up based on the max limit set in the Pack configuration page As the Pack controller allows the suction pressure to increase the AK SC255 monitors the complete network and ensures that the refrigerating system as a whole is stable This then is a continuous function that once set runs automatically and ensures the refrigeration system is running to the best conditions 1 Get Case Control Data 2 Iden
99. t Used B Modem Config d Printer Ensure a schedule has Schedule 3 Not Used been defined Select Standard for 12 00AM 12 00PM AII times e Modem Log A R3232 Log PG DM for more Ge LSSE Once in the E Mail configuration page enter the relevant DNS server name Complete the Send To lines Make sure a Reply address is also added Note on using modem for Alarm Phone configuration 1724 08 07 18 00 Ps NI TE DERE If the preferred method of alarm output is via a modem text string output the Modem Adaptor 080Z2100 should be used to toggle power to the modem As seen in the E mail configuration ensure a schedule is defined to enable alarm output Server Name Ve VICA i smtp danfoss net THEN EN 5 ail Send To P lj youraddress com F 2 myaddress com 3 4 5 i Rep ly To Tounen 4 Ll youraddress com DE i I Send abbreviated alarm message Tii EL A k 60 Pone Alarm routing summary The previous example shows how to configure the AK SC255 alarms for IP e mail modem printer routing In addition the red LED and siren was also described The Alarm Routing page is the central matrix setup that allows the user to define where alarms get sent or routed to Ensure the class System is ticked as this will allow the AK SC255 system and controller offline alarms to be generated For Generic controllers use the class Case for both evaporator and pack controllers Ensure t
100. t by the AKA65 Action 084B8534 edf options see below Action 084B85 15 edt Action 084B8536 edf 08468570 edt 084X6109 edt 084X6172 edf RRAS Options Gamal Credir Caig Cad Hitay Graph Disci Stare Discs Cape Bes one ol 8007013x emf TheCeriatit C gamferDwiwuer Mace 3009012x emf J 84680071 edf WISE Progam CPeganfiniDariontice enlm Action 4680072 edf Action 84580073 edf Action 84680074 edf Dusters Fii Fop i ii LJ FG DM for more These Lat DPepanFierDadesdAce 20 Pone Read Write controller settings to file on PC The Read Write Configuration R W Cfg button function allows the authorized user to save generic controller parameters to a file located on PC Once saved this file can be later used on other customer locations to save commissioning setup time on generic controller s The R W Cfg function is available in both case and pack controllers and functions only when the same controller version is used in the read write process The R W Cfg feature is only available when using the remote access software AKA65 P0067707 A l rii Hertsi LTI Pack 1 Addr 60 Name LTI Pack 1 Suction Optimization Mo Max 4 0 User file None Londenser control Settings ri Main Switch r28 PcSetPoint b p37 DIS contro c29 Fan mode r3 PcRefMax b r31 PcReflin b ri4 Pc RefoTTset ri3 Pc mode ri Adjustsensor nod xp b ngs Tn 5 n52 FanhlianCap 3
101. tE 01 3x 01 3x 01 3x 01 3x 01 3x 01 3x Scanned AKC nodes e Note Not all AKC devices are supported in the AK SC255 please consult your local Danfoss office for a complete list PG DM for more Review Scanned devices Pone After a network scan the detected devices populate an overview list found in the I O Network page Before commissioning onto the AK SC255 check this list and ensure all required devices are present Nj tatus gi List Points gi List Madag E vervisw gt SeeEseage F 10 08 s 1 0 iInerat ion I O Network Addr Device 08468009 08465009 OS4B S009 08468009 QS4BS5009 08468009 06465009 06468009 08468009 084654009 08468009 05465009 ORABSOOS 08468009 08465009 08468009 uD o d o VI ga w DJ j E j E E E EIE cg V dam ud Dn e C oco OOGG 0 2 A L Contigured Installed Modes Nodes Nodes Nodes Generic Mode EKC514B1 012x EKCS1461 012x EKCS14B1 012 x EKCS14B1 012x EKCSIAJBIl 0L12x EKCS14B1 012x EKCS14B1 012x EKCS14B1 012 x EKCS14B1 012x EKCS14B1 012 EKCS14B1 012x EKCS14B1 012x ERCS5IABl OL2x EKCS14B1 012x ERKCSIABIl 012x EKCSIABlIl 012x Ma edd Overy Tew configured in databases available in database installed on network available on network Success Tu 00 4 Sly Version Ol OL Ol Ol Ol 01 3 From the Main Menu go to the Communications Menu From the Communications Menu
102. the heart of the new alarm configuration is the alarm Action page where different routing options can be defined along with time delays and alarm stop conditions This following section describes the functionality scope and implementation of the central alarm configuration and how associated controller points are assigned these alarm actions The central alarm action matrix allows various output options and alarm handling configuration to be centrally assigned Once the alarm action matrix has been defined any controller or I O point can be given an alarm action number The alarm action number corresponds to the appropriate output as defined in the alarm routing page Alarm output options include 10 external AK I O relay outputs Local AK SC255 buzzer Local AK SC255 front LED e Internal alarm relay requires future AK SC255 hardware version e 3modem dial out options e 4JP e mail addresses Serial printer output The following example should be seen as a guide to configuring your AK SC255 alarm logic options In order to configure the alarm actions Supervisor level access is required Once logged in as Supervisor navigate from the Main menu to Configuration and then Alarms this presents the Alarm Configuration page shown below 1 Enter into the Routing page by selecting the Routing icon Service Alarms Alarm routing page Clear logs test alarms Alarm Configuration Menu 06 09 08 12 52 24 PM larm Co
103. the option to identify which AK SC255 will be used to output the alarms In applications where multiple AK SC255 units are interconnected use this page to define which AK SC255 issues out the alarm outputs 13 09 08 02 52 09 P T larm Routing AK2 SC255 Device Address Phone Modem O0 Ethernet 0 Printer 0 5 Once all alarm action configuration has been completed use any of the programmed actions numbers in subsequent controller sensor monitor or miscellaneous alarm configurations 58 Additional Alarm Actions known as extended S5 alarm actions In addition to the visible alarm actions 1 8 there is an extended alarm action range 9 15 This functionality is known as extended S5 alarm actions and can be switched on by answering yes to the question seen in the preference page Main Menu Store Info Preferences Once switched on actions 9 15 duplicate the output Arrow keys behave as page up operation associated with actions 1 8 but with the difference described below and page down when possible Enter key navigates to next field when possible Using the alarm actions 9 11 once an alarm has been acknowledged the alarm will transition to the cleared alarms when the alarm trip condition has cleared If the alarm is not acknowledged before trip condition clears it must be acknowledged Allow manual defrost and cleared Auto Mute when user is not authorized Yes Legacy I O type eee AKRCeSS Using the al
104. the steps in retrieving history data that resides in the AK SC255 Upon retrieving the history data analysis and detailed graphing can be made on the remote PC using the AKA65 From the main AKA65 menu connect to the site that requires data retrieval Once connected to the remote AK Sc255 click History on the History button on the main AKA65 menu ARE ead ETE Wirard For this example select and click the button that collects the history data via an on line connection This pre pairs the process of pulling back the stored history data in the AK SC255 The following screens will ask for data point selections and time retrieval periods This examples shows a site that has multiple AK SC255 units connected known as a host network At this screen any of the units can be selected to have data retrieved Select the AK SC255 12 7 ti ue A Lu s m n ffm icon and click Next 71 Zone Once the history data in the AK SC255 has been analyzed a datapoint selection page is shown Choose which datapoints are to be shown in the resulting graph or table Use the ADD arrow key to make the selection For speed use the ADD All tick button that will select all the datapoints and add them to the list to be extracted Stier caflapoints for hilary oeirieral Select dihipolnie lor hiter reirerval 2 alt BF oe hee n zt ub Gad aar en ft leisiery Pe DER C C G oenmon Za oc c oo GH D H GH O H GH BH ov 6 GH z
105. tify Critical Case Optimize Pack Po This feature is available on all supported AK SC255 Evap amp Pack controllers Pack Control Configuration of suction optimization To configure the AK SC255 system for pack optimization the system needs to recognise the Pack Evaporator relationship This relationship was formed when a pack and associated evaporator controllers where configured Navigate to the Configuration Refrigeration Pack menu Select the Setup button to enter into the Pack configuration page Answer Yes to the question Suction Optimization Any associated evaporator controllers will automatically be enabled for Po Optimization individual evaporators can be disabled via their config screen select No under Suction Optimization question e Set an appropriate Maximum pressure shown in k change that the optimization algorithm can make to the pack controller e Enter a post defrost delay Hii gt Switch optimization to yes all evaporator controls under this pack ear Am timiz ame Pan r lt E will automatically then be optimized enabled If required individual EUN MP nee MA m i i MOn Post defrost delay 0 min evaporator devices can be manually removed from the optimization loop under the individual evaporator configuration screen Pack Summary Sel i 1 Main Switch OF I E 23 Set Point b 3 5 Bar 25 PoRefMax b 40 0 Bar 26 PoRefMin b 1 0 Bar 13 Night offset 0 0 Bar
106. troller Controller Terminator 120 Ohm Once the network is complete select Lonworks check box and the AK SC255 will automatically scan for all addressed devices on the network Address range 1 199 Scanning Lonworks RS485 Modbus example EKC Modbus controllers Energy Meter Danfoss approved Modbus devices can also be connected as above in Daisy Chain format Ensure t Modbus RS485 is checked Use the Modbus network port on the AK SC255 amp the correct jumpers JP3 amp JP4 are set correctly see inside AK SC255 for details Lonworks RS485 amp Modbus networks selected LonWorks RS485 SNMP Ethernet EKC controllers Modbus RS485 Used with EKC Modbus controls PI 100 200 Scanning SNMP protocol EKC controllers In this example the AK SC255 is connected to a IP network and a range of EKC controllers have been connected The network has a functioning DHCP server that has issued IP address to the AK SC255 amp the EKC controllers network administrator will indicate the address range Controller Controller snmp EKC controls DHCP Server Controller example Controller Subnet Range 10 10 64 2 10 10 64 255 Controller Controller Check the box marked Channel SNMP SNMP is the protocol used to communicate with the EKC snmp controllers Enter an address range for the AK SC255 to scan in order to detect the EKC devices For example settings as IP address range 10 10 64 2 10 10 64 255
107. unt of AK CC550 evaporator controllers have been defined and a corresponding amount of monitoring points also defined Once in the monitoring point configuration screen select yes to the question Monitor temp input Enter a suitable name for the sensor Case 1 HACCP in this example and add the relevant controller network address in the form of 001 1 is controller address 1 002 1 is controller address2 The principle is that by adding the controllers address in the Bd Pt box the parameters for that controller become available The final step is to define the HACCP sensor connected to this AK CC550 parameter u56 in this example this is done via the drop down list against the Pt line Page down to set any alarms associated with this sensor and duplicate for the remaining monitoring points using the relevant controller address to access the parameter list The defined HACCP sensors will now be seen in the Evap overview screen and can also be set for history collection a group of AK CC550 evap controllers with the same amount of monitoring points added 9 10 08 Refrigeration Name Pack J Addr 100 ype AK CC550 A 012x SORA AK CC 50 A O12x Setup AK CC550 A 012x Setup AK CC550 A 012x Setup AK CC550 A 012x Setup Setup Setup Setup Setup Setup Moni tering Moni tering Monitoring Moni toring Moni toring Select Yes to monitor temp input 29 10 08 Conti guration 02 18 23 Pr Case 1 H
108. uration Refrigeration Pack page e Where it states how many case controllers there are select the Setup button e Locate the controller s that need to be removed and change the network address to 0 this will stop any communication alarms e Next change the type to None This will have the effect of removing them from the Evaporator Overview page Configuration Refrigeration Pack page Enter controller Setup set net 17 01 07 19 21 24 address to 0 Select controller type to None to remove from the Evaporator overview list MEN Name Pack 1 Name Type est Case 1 EKC514B1 012x Setup Device P1 02 Setup Device P1 03 None Setup Device Pl 04 Setup Device P1 05 Setup J Device P1 06 Setu J Device Pl 0 setup J Device Pl1 08 Setup Device Pl1 09 Setup Device P1 10 Setup 25 Zone Monitoring sensor monitoring including HACCP sensor inputs The AK SC255 offers a simple yet effective way to display temperature sensors that follows the system concept of generic device setup The selection of Monitoring in the drop down refrigeration list offers the user a means to capture record and display sensors and to present them in the Evap Overview screen This method of sensor input is in addition to the miscellaneous sensor inputs used elsewhere in the AK SC255 system and can be used to monitor board amp point inputs or sensors from connected generic controllers 1 11 06 Name P
109. urs Opening Hours Used in conjunction with site lighting options Note 00 00 00 00 always on Unit Language Set appropriate Unit amp Language type s Ee atini Furi Henday TA H my Pressure Bar Tupada 93 00 93 08 Temperature da re E La Chait pd Date DO M Y TM E AJITEDE 10 59 19 Time Ba tour Pua I nde it n i Store Info Light Laval percentage tees ee ae Language D Super Store eee Store Clock 70 06 07 10 59 SEE Synchronize clocks at midnight No Time Zone UTC GMT Offset 500 e g Mew York 500 Calif 500 Ts perating Hours Contact Info TaT Daylight Savings B Holidays hg Manager Override Set as required Preferences id fe ae Daylight Savings 2 Units Languages ii TENT a z 1 e eter Arrow bes behave 25 page up cui EEDETM Leak Detector and page desn when sell le E Enter ke mawigates to feel Piel when possable 7 Yes Allow minal dofri when imer is not authorised Tie Spring Foreard Fall Back Honth Hiir Honth Has Day Sood Sun Day First tun Tima 207200 Tima 02 00 Legacy L0 type eee eee es ARLES Be 5 sritaman dam tH gs Zone File Management m File Management In order for correct support of Generic devices EKC amp AK2 the AK SC255 needs to have a library of support files If a remote connection via AKA 65 Ethernet modem or serial to the AK SC255 is required then the same files that sit in the AK SC255 need t
110. viest load indicated by a The bars represent the duration of time hours amp minutes that each case has been operating outside of it s normal temperature range and declared the most loaded case If the is displayed next to the line Floating Up then all cases are satisfied See the amount of pressure float by observing the Adjust suction by line 0 01 08 01 78 21 FT Suction Optimization LT1 PACK Float up all satisfied adjust suction by Floating up Oh l LIL 5001 FF QO z H LIL 5002 HOD O0 LIL 5003 HoD DO LTI 5004 HGD 00 LT1 3005 HGD o0 LIL 5006 HOD 0 u C LIL 5007 HGU OOS 04 LIL 5008 FFW DO gt Co LT1 3009 FFF 00 00 LT1 5010 BAF MA l Device Pl 11 DOZz OC Device PLl 12 QU 24H Device Pl 13 QUO z Ub Device Pl 14 OO 4 PG DN for more From the Suction Optimization menu a list of Packs can be seen with their status Click on the Pack description and the optimization graph is displayed Optimization status graph 33 Zone Energy Meter Connection amp Support The AK SC255 has the ability to connect to power meters and thus record electrical usage and load Two main methods of data collection are possible via a meter pulse output or data communications For power meters that have a pulse output the AK XM107A I O module should be used This module allows the collection of pulse signals and thus the display of KWh In addition to pulse collection the AK SC255 also supports t
111. w Pack status value Default ID Description PO PO Ref Status Pack 1 NaN 13 1 Stopped Selecting a new Status value will get reflected in the Evap or Pack overview screens Import Default Sort Address Only temperature or pressure parameters will function with the status value change function 22 Pone Extended Configuration continued Import extending the functionality of controller parameters Use the Import function to gain access to generic controller Evap amp Pack parameters that are normally not accessible for alarm logging Boolean use This function can be used to alarm on specific parameters not in the factory alarm list and or can be used to import controller parameters in the Boolean logic calculator Up to thirty two controller points Sensor or On Off can be configured per generic controller This function extends the flexibility of controller support in the AK SC255 and opens up the generic controllers parameter list for more customer specific needs The following steps highlight the procedure in Importing From the Extended Configuration page select the Import button Select from drop down list the required parameter In this example parameter u56 has been selected 01 37 21 Fr 01 48 49 Pr vice P1 01 Configuration Device Pl 01 Sensor Inputs Bd FP1 Mame Type 001 1 u56 Display a Temperature 001 1 u56 Display a Temperature DO1 Z7 DI alarm
112. w e Ev Inputs ID Description Value Status Evap Overview ID Description Value Status Device Device Device Device Device wey Tce Device P Device 9Device l Device LiDevice I Device I SDevice 19Device Pl 01 P1 04 PI O4 P1 4 1 05 P1 06 P1 0 P1 08 P1 09 Fl 1 0 P1 11 PI 1L P2 U01 P2 02 i C omg oJ UU VT UU Fe uu uy un C o XJ On C V ug ws m NI Uu m CS Un Sa Ie 528 s28 528 528 528 528 528 528 528 528 28 828 528 28 Ambient B Ambient Amb i erit Amb i en Ambient Amb1ent Amb1ent Amb1ent Ambient Ambient Ambient Amb i erit Amb 1 en Amb 1 ent 49Device Ambient Ambient Ambient Ambient Ambient Ambient Ambient Ambient Ambient Ambient Ambient Ambient Sort Address Sort Address Evap Overview Pack view accessed by pack icon Evap Overview with 2 controllers offline One of the main screens available to the daily user is the Evap Overview page This page simply lists all the evaporators on the network and provides the user with key first look information The list highlights the controllers network address description as set in the commissioning process current temperature value Therm Air and controllers status The status column describes in generic terms what status the controller is in and also comes with the relevant controller status code seen in brackets Refer to the controller manual for more information
113. w point which is equal to or lower than the value in 086 the effect will be the value indicated in 088 In the area between the two dew point values the controller will manage the power to the rail heat O88 Rail hin OM O86 DewF min lim ORT DewP max lim Navigate to the Configuration Refrigeration page the Rail Heat option will be seen at the bottom of the screen MARC Se care EST Gest From the Main Menu Configuration Refrigeration then select the Rail Heat button 39 Select the number of relays to 1 although the physical relay that switches the rail heat system is on the AK CC550 Enter Cycle time for relay leave as factory set as not used in adaptive rail heat control Select Dewpoint method Calc Dewpoint if using the EMHS3 1 Enter the Bd amp Pt location for the Humidity amp temperature sensors 03 40 08 PF Dewpoint method Cale Dewpt Name Beast Bd Pt Type Humi di ty No 02 1 7 EMHS3 1 emperature No 02 1 1 Setpoint Relays 3 40 Lighting Control Configuration Lighting The Lighting feature in the AK SC255 Licence required allows for the efficient control of various lighting applica tions Lighting control is performed via the AK SC255 itself via Board amp Points Square D PowerLink or Cutler Hammer panels via data communications There are three main steps in lighting configuration namely 1 Config Lighting Zones 2 Config Board amp Po
114. wn to define any alarms for the inputs 26 Pone Continue to configure any remaining sensors once complete you can view the sensors in the Evap Overview list via the Main Menu As in the generic format simply click on the sensor to view a summery screen The detail page for the monitoring point contains current status amp temperature the ability to inhibit stop alarm from occurring and alarm settings if configured Monitoring Sensors seen in the Evap Overview 0 10 08 Evap Overview Inputs EH ID Description Pack B Value 5 lKase 1 0 0 s0 Normal Nase 2 Of sO Normal AX ase 3 D O0 l s0 Normal ase 4 D 0 s0 Normal s0 Normal W ase BHonitor 6 HACCP Case Monitor 8 SHACCP Temp 4 Wioniter 10 Sort Address Sensor Detail Page RUND 02 31 52 PP Statius ase 1 HACCP 17 8 Inhibit N A Start gt Action Low n LOm n Alarms below 50 0 above 1 0 Additional monitoring of dedicated HACCP sensors Using the monitoring feature as previously described dedicated HACCP sensors can be displayed in the main Evap Overview page and subsequently logged for history and alarm limits can be assigned Danfoss offers a dedicated HACCP sensor AK HS 1000 which is supported by some of the evaporator range of AK CC controllers In this example the AK CC550 evaporator controller will be used to highlight the required steps to monitor this dedicated HACCP sensor In the example below an amo
115. ws full system commissioning offline The EDF files both within the AK SC255 amp AKA65 software tool act as a controller template so no physical controller connection needs to be made in order to pre program the AK SC255 system before even installed in the filed Manual Control The EDF files automatically ties into the relevant controller parameter s to allow easy Daily User manual control I E Manual defrost Manual Case Lights Manual Cleaning User Friendly parameter descriptions The EDF files also display to the user a more friendly text as opposed to raw controller text For example in a lot of instances the raw controller representation for defrost method would be 0 1 or 2 Here the EDF converts this and shows real world text such as Hot Gas Electric and Off Pre Programmed Auto History Each EDF file has key controller parameter set to log so all the user has to do to quickly start history collection is to press the Auto Configure History button Auto configured for Master control functions The EDF files automatically have the relevant controller elements tagged so that if the user wishes to enable master control functions Defrost Case lights Night setback etc all that needs to be done is to assign a schedule to a controller all the mapping of parameters is already done The need for an emergency file known as a emf file comes from situations where there may not be any installed EDF files for the particula
116. xtra Input Output functions The following section details how the address scheme works and how to program the AK SC255 for AK2 I O Communication Module a Module 2 upto 9 modules can be connected to ONE Module address 1 Communication Module A ee Frees CU room 7 on Analog Sensor Rotary address point 7 switch seen here address 1 In the above example the AK SC255 Board amp Point address structure will be 01 2 7 The Communication module has the rotary address set to address 1 a sensor is placed at input 7 on AK2 module 2 01 2 7 N Comm Module address Module address Point address No matter what the address is set on the communication module the first connected AK2 module will assume the address 1 In this example when programming the AK SC255 simply type 0127 and the format will be automatically set for AK2 I O of sensor inputs 1 Bcast Bd Pt Type In the instance of AK2 Combo modules both Analog amp Digital on the same module the same address can be used In the above example 01 2 7 Temp Sensor 1 No ere 11000 can also be the address for a digital input entered in the digital input screens of the AK SC255 AKAK F3 Controller F4 Akcess 67 Zone AKA65 System Support Software Tool AKA65 is a WindowsO PC software tool that allows the user to fully interface with the AK SC255 and also facilitates full off line programming of a AK SC255 database Once installed
117. ynchronize controller amp AK SC255 Configure controller network Operational setpoints Alarm Limits amp output Apply master Control Defrost Schedule Case Lighting Schedule Suction Optimization Configure History Logging support software These tasks have been broken down into simple steps that replicate a typical on site commissioning Although not exhaustive the steps highlight the main aspects of getting the AK SC255 front end up and running and able to communicate with a range of networked controllers The flow chart opposite represents the typical functions and operations done throughout the commissioning process The following pages describe how to execute the various commissioning functions and will follow this work flow principle AKA 65 Save AK SC255 Database Pone Configure system settings Auth codes Store Name Time Date From the Main Menu select Store Info This page is used to program the systems time clock date unit preferences and other system orientated details To make changes to the system a suitable level of authorization will be needed The factory setting authorization code is 12345 Account 50 Supervisor Auther1zatior Factory Supervisor Level Authorization codes 12345 50 Configure the Store Name Store Clock Sync clocks at midnight to Yes used to sync host network if used Configure the Units Language Preferences Daylight Saving amp Opening Ho

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