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5

2-5 Variables of LM-AP network

The following are applied to the CITY-MULTI type indoor unit of the Multiple split type air conditioners CITY MULTI.

If Mr.SLIM or LOSSNAY is used, refer to the technical guide for the details of the network variables.

Request Local
 Prohibit SetPoint

Request Local
 Prohibit mode

Request Local

(note3,4)

(note3,4)

(note3,4)

(note3)

(note3)

(note3)

 Prohibit On/Off

Local Prohibit 
 mode state

Local Prohibit 
 SetPoint state

Local Prohibit
 On/Off state

Request On/Off

Request Mode

Setpoint from network
(Both cool and heat)

Request Fanspeed

nviOnOff_n

nv1n

nviMode_n

nv3n

nviSetPoint_n

nv5n

nviFanSpeed_n

nv7n

nviProOnOff_n

nv19n

nviProMode_n

nv21n

nviProSetPoint_n

nv23n

nvoOnOff_n

nv2n

nvoMode_n

nv4n

nvoSetPoint_n

nv6n

nvoFanSpeed_n

nv8n

nvoThermo_n

nv10n

nvoSpaceTemp_n

nv12n

nvoAlarm_n

nv16n

nvoProOnOff_n

nv20n

nviProMode_n

nv22n

nviProSetPoint_n

nv24n

Alarm state

Temperature state

of indoor

Thermo On/Off state

FanSpeed state

Setpoint state
(both cool and heat)

Mode state

On/Off run state

(note1) The case of CITY MULTI is indicated.
(note2) There is a case which cannot be used with the system configuration of the air conditioners units.
(note3) “n” of the network variable shows indoor unit address (M-NET).
(note4) It is possible to use when the “MA” remote controler.

Network Variables

Fanction

Local Prohibit SetPoint state

Local Prohibit On/Off state

Local Prohibit mode state

Alarm state

Temperature state of indoor

Thermo On/Off state

FanSpeed state

Setpoint state(both cool and heat)

Mode state

On/Off run state

Request All Off

Request Local Prohibit SetPoint

Request Local Prohibit mode

Request Local Prohibit On/Off

Request Fanspeed

Setpoint from network(Both cool and heat)

Request Mode

Request On/Off

Operation

Monitor

Item

Summary of Contents for LMAP02

Page 1: ...ogether with MELANS 11 4 3 Initialization Settings of LONWORKS Network 12 5 Confirming Operation 13 5 1 Pre operation preparations and settings 13 5 2 Test operation procedure 13 6 Troubleshooting 14 6 1 Abstract 14 6 2 Troubleshooting 15 6 3 Error Code list 15 Before using the unit please read this Installation Manual carefully to ensure correct operation Store this Installation Manual in a locat...

Page 2: ...ion may result in an electric shock fire or incorrect operation All electrical work must be performed by a licenced technician according to local regulations and the instructions given in this manual Any lack of electric circuit or any deficiency caused by installation may result in an electric shock or fire Wire and connect using the desired cables securely so that any external force from the cab...

Page 3: ...lace at a temperature of more then 43 C or less than 15 C It may become the cause of modification and failure Safety dispose of the packing materials Tear apart and throw away plastic packaging bags so that children will not play with them If children play with a plastic bag which was not torn apart they face the risk of suffocation Be sure to shut off the power source of the unit and all the othe...

Page 4: ...s bonded on the board please contact your dealer 7 5 R ø10 4 5 9 6 59 6 Detail of A 340 325 60 240 360 A TB1 Power supply terminal 200 240V 2 ø4 5 hole TB2 M NET transmission terminal TB21 LONWORKS transmission terminal 10 Item Power Source Current Consumption Dimensions Net Weight Operation Environment Installation Environment Description 220 240V 50 60 Hz 50 mA Maximum 340 H x 360 W x 59 6 D mm ...

Page 5: ...User s Guide by Echelon Corporation Item Description Connected Equipment Number of Units LM AP can control 50 indoor units including LOSSNAY Item Description TMPN3150 10MHz Neuron CHIP FTT 10A Free Topology 78kbps Network Transceiver Performance 2 5 inputs second Average communication capacity 50 inputs second for one second Peak communication capacity MITSUBISHI ELECTRIC Multiple split type air c...

Page 6: ...0n nvoSpaceTemp_n nv12n nvoAlarm_n nv16n nvoProOnOff_n nv20n nviProMode_n nv22n nviProSetPoint_n nv24n Alarm state Temperature state of indoor Thermo On Off state FanSpeed state Setpoint state both cool and heat Mode state On Off run state note1 The case of CITY MULTI is indicated note2 There is a case which cannot be used with the system configuration of the air conditioners units note3 n of the ...

Page 7: ...re ø1 2mm to ø1 6mm Twist type 1 25mm2 to 2mm2 Use the wire which is recommended by Echelon Corporation For details refer to FTT 10A Free Topology Transceiver User s Guide For reference Cable Types and Txpical Parameters LONWORKS Network transmission wire Cable type Switch Capacity Fuse 3A 3A Breaker for wiring Breaker for Current Leakage 3A 3A 30mA 0 1 sec or less Wire dia AWG Rloop Ω km C nF km ...

Page 8: ... Use M4 screws as shown in Fig below to fix the product To prevent the product from dropping make sure to fix four places CAUTION This unit does not have a water resistant design Always install the unit indoors or inside a control panel Install in an area capable of withstanding a 3 3 kg load 20 20 20 20 Installation space ...

Page 9: ...31 CN33 CNS3 CN605 CNL12 CN702 TB21 2 Connect LONWORKS signal wire to 1 2 or 3 4 of signal wire terminal block TB21 TB21 1 and 3 as well as 2 and 4 of TB21 are connected inside the circuit board Connect the power supply wires and ground wire to L N and ground of terminal block TB1 Connect M NET signal wire to A and B of terminal block TB2 Connect the M NET transmission wire to transmission termina...

Page 10: ...en LOSSNAY interlocks with the indoor units Before turning on the power supply ON OFF Mr SLIM is operation from LONWORKS Mr SLIM is not operation from LONWORKS SW1 6 Function switch of Mr SLIM OFF Before turning on the power supply ON OFF ON test run is transmitted to the indoor units OFF is transmitted to the indoor units SW1 9 Indoor units test run switch OFF Always ON OFF Connected cancellation...

Page 11: ...r conditioner Independent LOSSNAY Or when operation is to be controlled from LONWORKS BMS etc connectedto the LOSSNAY remote control LOSSNAY selection switch SW1 5 ON 2 When sequencing LOSSNAY to the air conditioner sequenced LOSSNAY and not controlling operation from an LONWORKS BMS etc LOSSNAY selection switch SW1 5 OFF When sequencing LOSSNAY to the air conditioner the indoor unit and LOSSNAY s...

Page 12: ...for details on the M NET wiring length Note 4 Set the M NET address so that it is not duplicated with other units ON OFF 1 2 3 4 5 6 7 8 9 10 ON OFF 1 2 3 4 5 6 7 8 9 10 ON OFF 1 2 3 4 5 6 7 8 9 10 Factory setting 247 CN41 OFF OFF CN41 M NET address of LM AP LM AP power switch connector Combined switch for LM AP MALANS OC central control SC on off switch OC power supply connector SWU2 1 201 to 250...

Page 13: ...X2X0 8 900 TIA Category 5 900 Maximum node to node distance Belden 85102 500 Belden 8471 400 Level IV 22AWG 400 Units meters JY St Y 2X2X0 8 320 TIA Category 5 250 Maximum total wire length 500 500 500 500 450 The free topology transmission specification includes two components which must both be met for proper system operation The distance from each transceiver to all other transceiver and to the...

Page 14: ...D003 and LED004 5 2 Test operation procedure 1 Test operation of the indoor unit from LM AP 1 Turn on SW1 9 of LM AP If there is even one indoor unit that is not running the LM AP may not correctly recognize the indoor unit Refer to the next chapter Troubleshooting 2 Finally turn OFF SW1 9 and verify that all indoor units are stopped 2 Test operation of the indoor unit from LONWORKS If there is an...

Page 15: ...2 is all off the indoor unit may be troubled Check the connection and setting of all indoor units CN40 41 If the power supply unit is connected insert the jumper connector to CN41 If the power supply unit is not connected insert the jumper connector to CN40 SW71 LONWORKS The switch sets the termination of LONWORKS network According to the system design of LONWORKS network check whether it is prope...

Page 16: ...wer supply Even if the operation is tested on LM AP the LOSSNAY does not operate 1 The LM AP is not completely initialized 2 Setting on M NET side is not properly completed 3 If MELANS is used in combination LM AP is not registered to MELANS 4 LONWORKS network transmission line is not properly connected 5 The termination of LONWORKS network is not properly set 6 Binding of LONWORKS network is not ...

Page 17: ...fer to 2 4 Refer to 4 4 Refer to 4 5 Refer to 4 6 Error content Cause Checking method and remedy Independent combi ned LOSSNAY can not be operated from the LON side 1 The LM AP is not completely initialized 2 Setting on M NET side is not properly completed 3 If MELANS is used together LM AP is not registered to MELANS 4 LONWORKS network transmission wire is not properly connected 5 The termination...

Page 18: ...transmission wire If recipient of transmission is LM AP Defect in transmission line TB2 between LM AP Interrupted power LM AP power supply TB1 Blown fuse F1 in LM AP disconnection on the loose connector CN605 CN65 CN32 CN33 CN31 Damage transformer in LM AP T1 T2 Damage circuit board L B P B Check that there are no duplicate addresses After correcting problem reset power supply Check for defects On...

Page 19: ......

Page 20: ...commercial and light industrial environment The product at hand is based on the following EU regulations Low Voltage Directive 78 23 EEC Electromagnetic Compatibility Directive 89 336 EEC HEAD OFFICE MITSUBISHI DENKI BLDG MARUNOUCHI TOKYO 100 0005 TELEX J24532 CABLE MELCO TOKYO ...

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