Mitsubishi Electric PAC-SF81MA-E Page 3 Installation Manual Download

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OPTIONAL

E-211

1. Parts List

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Wire Marking : INV type

Always

make sure that the markings and
the applicable model match.
If used incorrectly, parts could be
damaged.

Wire Marking : NON-INV

Always make sure that the
markings and the applicable model
match. If used incorrectly, parts
could be damaged.

M-NET Converter

PAC-SF81MA-E

Summary of Contents for PAC-SF81MA-E

Page 1: ...ons Applicable Models Dimensions Unit mm CN5 Connect to outdoor controller board 1 2 3 4 5 1 2 3 4 1 2 CN2M M NET 1 2 3 SW11 M NET Address 1s digit SW12 M NET Address 10s digit 140 50 CND Connect to outdoor controller board 㪪㪮㪈 LED2 LED3 LED4 LED5 LED1 Mounted inside the electrical utility box of outdoor unit Tempreture 20 to 60 humidity 90 or less no condensation Supplied from control board Power...

Page 2: ...The electric installation must be done by qualified person in accordance with this installation manual Use the separate circuit only for this machine and use rated voltage and circuit breaker If the electric circuit power is not suﬃcient or the wiring is not properly done it can cause electric shock or ﬁre Without a circuit breaker it can cause electric shock Install a circuit breaker depending up...

Page 3: ...UWNCVKQP UJGGVU 5 5 5 6GTOKPCN DCUG 5ETGY 6GTOKPCN DNQEM 0 6 6GTOKPCN UETGY Z 064 10641 0 6 㧭㧮㧿㧮㧳㧣㧥㧴㧣㧠㧠㧴㧜㧞 CDGN GCF YKTG YKTGU QNQT 4GF GPIVJ OO GCF YKTG YKTGU QNQT 9JKVG GPIVJ OO GPIVJ OO GPIVJ OO GCF YKTG YKTGU GCF YKTG YKTGU TQWPF YKTG CPF UETGY 2WNN VKIJV 2NCVG QT OQWPVKPI EKTEWKV DQCTF Wire Marking INV type Always make sure that the markings and the applicable model match If used...

Page 4: ...ect CND of M NET board connection and CNVMNT of outdoor control board Use lead wire D to connect CN2M of M NET board connection and terminals A and B of terminal block Polarity is not a concern Connect the wire ﬁrmly making sure that the screws on terminal block are not loose The lead wires should be tied together with the other lead wires with the pull tight not to loose Wiring length is adjusted...

Page 5: ...and B of terminal block Polarity is not a concern Connect the wire ﬁrmly making sure that the screws on terminal block are not loose The lead wires should be tied together with the other lead wires with the pull tight not to loose Wiring length is adjusted according to apparatus It progresses to the page 3 Wiring method for M NET Note1 Use ground wire and screw as required to connect the shield of...

Page 6: ...arkings and the applicable model match If used incorrectly parts could be damaged Connect the lead wire C to both the connector CND on the M NET board and the connector CNVMNT on the control board Connect the lead wire D to both the connector CN2M on the M NET board and the terminals A B on the terminal block M NET The lead wires should be tied together with the other lead wires with the pull tigh...

Page 7: ...s A B on the terminal block M NET The lead wires should be tied together with the other lead wires with the pull tight not to loose Wiring length is adjusted according to apparatus It progresses to the xx page 3 Wiring method for M NET Note1 Use ground wire and screw as required to connect the shield of M NET transmission line to the unit Note2 Take great care that no lead wire is caught on anythi...

Page 8: ... Connector color Red Always make sure that the markings and the applicable model match If used incorrectly parts could be damaged Use lead wire C to connect CND of M NET board connection and CNVMNT of outdoor control board Use lead wire D to connect CN2M of M NET board connection and terminals A and B of terminal block Polarity is not a concern Connect the wire ﬁrmly making sure that the screws on...

Page 9: ...f outdoor control board Use lead wire D to connect CN2M of M NET board connection and terminals A and B of terminal block Polarity is not a concern Connect the wire ﬁrmly making sure that the screws on terminal block are not loose The lead wires should be tied together with the other lead wires with the pull tight not to loose Wiring length is adjusted according to apparatus It progresses to the x...

Page 10: ...lead wire D to connect CN2M of M NET board connection and terminals A and B of terminal block Polarity is not a concern Connect the wire ﬁrmly making sure that the screws on terminal block are not loose The lead wires should be tied together with the other lead wires with the pull tight not to loose Wiring length is adjusted according to apparatus It progresses to the xx page 3 Wiring method for M...

Page 11: ...OPTIONAL PARTS E 219 2 Installation procedure Applicable model Group H M NET Converter PAC SF81MA E ...

Page 12: ...n cause wrong operation 2 M NET address setting Make M NET setting and refrigerant address setting on only outdoor unit There is no address settings for outdoor unit and remote controller like City Multi system The M NET address setting for taking into centralized control system should be done only to the outdoor unit The address set number should be 1 50 same as for City Multi indoor unit and mak...

Page 13: ... in the group B because the outdoor unit which has the refrigerant address 00 does not have the minimum M NET address 3 in the group Make the outdoor unit of the refrigerant address set with the minimum address in the group like the group A Group remote controller GROUP A GROUP A GROUP B GROUP B GROUP C Power supply unit for transmit cable Refrigerant address 00 M NET address 01 Refrigerant addres...

Page 14: ...ed control remote controller reads 0403 error Attention for A control Slim M NET connection Pay attention to the next points for wiring of shielded wires Bad example Multiple ground of shielded wire M NET transmit wire Power supply unit M NET transmit wire Outdoor unit corresponds to M NET Outdoor unit corresponds to M NET Outdoor unit corresponds to M NET Outdoor unit corresponds to M NET Power s...

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