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REFRIGERATION AND
AIR CONDITIONING

Gateway

AKA 245

Manual

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Содержание AKA 245

Страница 1: ...REFRIGERATION AND AIR CONDITIONING Gateway AKA 245 Manual...

Страница 2: ...13 AKA Alarm Table 16 Printer function 17 Data collection in master gateway 18 Modem connection 19 TCP IP server connection 19 AKA override function 20 Operation 22 Principle 22 Operation via AKA 21 2...

Страница 3: ...system can be made Cold rooms and refrigeration appliances are regulated by AKC 72A and AKC 114 116 A gateway type AKA 245 is attached to the data communication system and connected to a modem or prin...

Страница 4: ...gateway Printer A printer is connected here Only printers with parallel interface can be used The two relay outputs DO1 and DO2 and the two inputs DI1 and DI2 have in this manual been described with...

Страница 5: ...h light emitting diodes There is an LED for power ON There is a LED for LON communication AKA 245 Supply voltage 230 V a c 15 10 50 60 Hz Power consumption 4 VA Relay outputs Max contact load 1 A 230...

Страница 6: ...Connection PC x 10 Modem x 11 TCP IP server x 11 DANBUSS x 7 LON RS 485 x 8 Printer x 8 Battery backup x 9 AKA 21 x 7 Funcion Communication control x 13 Clock function x 13 Automatic setup of controll...

Страница 7: ...cation is connected from controller to controller so that L is connected to L and H is connected to H The cable must be twisted in pairs and with screen NOTE As regards installation of the data commun...

Страница 8: ...urpose system software type AKM must be used Cf the AKM manual Warning DO1 and DO2 must not be connected to low voltage on one output and high voltage on the other Both outputs must have the same volt...

Страница 9: ...when a status 1 alarm is received from a controller or if the supply voltage to the gateway fails Manual change over of alarm routing Alarm relay Battery The gateway is provided with battery backup s...

Страница 10: ...tting in the gateway deter mines the application Warning In order not to destroy the output on the PC the modem or the server the following precautions must be taken Establish the correct earth connec...

Страница 11: ...above The server to be ordered from a Lantronix dealer A 3 m cable with plugs mounted to be ordered from Danfoss See Ordering Digi One SP Enclosure about half the size illustrated Server to be ordered...

Страница 12: ...may for example give a system name and the other units a name for what they are used for The entered text can now be displayed via system software type AKM or on control panel type AKA 21 AKM The tex...

Страница 13: ...network s own number and the controller s own number Fill in Alarm report to with the master gateway s own system address All controller alarms will now be transmitted to the master gateway b If you...

Страница 14: ...the receivers de ned in the alarm table This function may for instance be used when the gateway is mounted in a network where a PC with AKM has not been connected Cf the section AKA Alarm Table Syste...

Страница 15: ...de ned with a degree of importance in the individual controllers When an alarm is dealt with it will be assigned an actual status A sensor error for example will generate two independent alarm message...

Страница 16: ...this receiver if a system address has been de ned Alternative Alarms may be sent to this receiver if a system address has been de ned The alarm will however only be sent to this receiver if the prima...

Страница 17: ...ction a datagram of a special format has to be transmitted to the gateway This means that it is in practice the application software in the PC and the internal software in the gateway that use this fa...

Страница 18: ...to the network for which the gateway in question is the master De nition start stop and display of a data collection logs must be carried out with system software type AKM All logs in the master gatew...

Страница 19: ...second pause n Modi es the calling speed for this particular call Special character for private switching system Special character for private switching system For further information about these com...

Страница 20: ...splacement of alarm limit This function is used for raising the alarm limit during a period where the compressor control is unable to cut in more capacity Example On an extremely hot summer day where...

Страница 21: ...w that the most heavily loaded refrigeration appliance is unable to maintain the required temperature The procedure is that the gateway constantly makes enquiries with the selected refrigeration appli...

Страница 22: ...there is a parameter that cannot be set F1 Used for displaying the alarm list found in the master gateway address 125 F2 Used for displaying the NETWORK INFORMATION system table found in the master ga...

Страница 23: ...This function will block settings when the system is operated via the telephone network and the password is not known For the sake of users of AKM it is however permitted to read and set a few functio...

Страница 24: ...At the end of the manual there is a complete menu survey When initial startups are made on systems with two or more gateway s on the same network special precautions have to be taken If a network with...

Страница 25: ...ht the display will show addresses higher than 16 Select gateway by using the ON or the OFF key and then pushing Enter The following access display will now appear in connection with a PC gateway PC G...

Страница 26: ...f year Month Setting of month Date Setting of date Hour Setting of time Minute Setting of minute Summer time Display of changeover between summer and winter time and access to settings Select either o...

Страница 27: ...access to all menu items Dansett time Setting of time of automatic logo If the gateway has not been operated during this period there will be logo The time will be indicated in seconds Dansett logo S...

Страница 28: ...eways on the same network are assigned other addresses This also applies to such units as AKC controllers The factory set address in a gateway 125 The address no 124 is not polled on DANBUSS The valid...

Страница 29: ...cted line in the router table Lower limit Display of the Lower Limit eld for a line selected in the router table The value indicates the network to which a message is to be transmitted Setting takes p...

Страница 30: ...t xx Value Digits codes that can be keyed The gures 0 9 are digits of the telephone number Figures above 10 are modem codes For a description of the codes see the modem manual 0 9 10 x End of telephon...

Страница 31: ...is is the period during which a gateway maintains a connection after a datagram has been transmitted via the line Selection of this parameter is based on the point of view that there should be time fo...

Страница 32: ...as well as activation of Service pin in an AK 2 controller Settings must be terminated through activation of BOOT Gateway Press ENTER Address range The total address range for the connected controlle...

Страница 33: ...important that all units on the same network have the same network number Example The example shows a system consisting of two networks 1 PC connected to AKA 245 2 AKA 245 and AKC controller 1 1 mean...

Страница 34: ...r indicate an interval range between a lower and an upper network limit Field no 3 Port No There are two ports through which datagrams can be directed Port No indicates the direction in which the data...

Страница 35: ...t the DANBUSS Master The PC wants to send a message to the AKC with system address 2 1 The datagram is rst sent to AKA 245 who checks its router table to see where the datagram has to be routed As the...

Страница 36: ...agram to modem gateway 5 125 in the other network This will now check its router table and nd that it is on its own network The datagram is now transmitted straight to the AKC controller for which it...

Страница 37: ...alarm is retransmitted When an alarm has been delivered it will become history in the alarm list and the next one will now be the oldest active alarm AKA alarm table The following repeat routine will...

Страница 38: ...urs the oldest data will be overwritten by new data Below examples are given of three system sizes with di erent log de nition options Number of controllers Log type Number of logs Number of parameter...

Страница 39: ...s to be used both parties to the communication must agree on it Network AKA 245 and up to max 123 addressable units together constitute a network A connection between a gateway and a PC is an independ...

Страница 40: ...Appendix E Menu survey AKA 245 1 For PC gateway only 2 For modem gateway only TCP IP 40 Manual RS8DT102 Danfoss 09 2004 AKA 245...

Страница 41: ...AKA 245 Manual RS8DT102 Danfoss 09 2004 41...

Страница 42: ...42 Manual RS8DT102 Danfoss 09 2004 AKA 245...

Страница 43: ...AKA 245 Manual RS8DT102 Danfoss 09 2004 43...

Страница 44: ...This also applies to products already on order provided that such alternations can be made without subsequential changes being necessary in speci cations already agreed All trademarks in this materia...

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