Communication Type, Model Names And The Maximum Number Of Connectable Units - Toshiba MMU-UP0051MH-E(TR) Service Manual

Table of Contents

7. COMMUNICATION TYPE, MODEL NAMES AND THE

MAXIMUM NUMBER OF CONNECTABLE UNITS

7-1. This air conditioning (U series) has new communication specifications, and TU2C-

Link (U series) and TCC-Link (other than U series) differ in a communication type.

For the communication type and the model names such as each unit or remote

controllers, refer to the following table.

Communication type

Outdoor unit

Indoor unit

Wired remote controller

Wireless remote

controller kit &

receiver unit

Remote sensor

U series outdoor unit : SMMS-u (MMY-MUP∗∗∗ )

Other than U series outdoor unit : SMMS-i, SMMS-e etc. (MMY-MAP∗∗∗ )

7-2. If TU2C-Link (U series) is combined with TCC-Link (other than U series), the wiring

specifications and the maximum number of connectable indoor units during group

control operation will be changed.

(1) For wiring specifications, carry out the installation, maintenance, or repair according to the attached

Installation Manual.

(2) For a communication type combination and the max. number of connectable indoor units, refer to the

following table.

• Only when all outdoor unit, indoor unit and remote control are a U series, communication method is

TU2C-LINK, and the maximum number of connectable units will be 16.

Indoor unit

Remote

controller

wiring

Remote

controller

The combination of unit type and the number of the maximum connection of a communication method

Outdoor unit

U series

Indoor unit

U series

Remote controller

U series

Remote sensor

Communication type

TU2C-Link

Maximum number

of connectable units

* Other than U series

TU2C-Link

(U series and future models)

MMY-MUP∗∗∗

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