Tosot XE7A-24/H User manual

Owner's Manual
Original Instructions
Wired Controller XE7A-24/H
Wired Controller XE7A-24/HC

To Users
Thank you for selecting72627 product.Please read this
instruction manual carefully before installing and using the product,
so as to master and correctly use the product. In order to guide you
to correctly install and use our product and achieve expected
operating effect, we hereby instruct as below:
(1) This appliance is not intended for use by persons
(including children) with reduced physical, sensory or
mental capabilities, or lack of experience and knowledge,
unless they have been given supervision or instruction
concerning use of the appliance by a person
responsibility for their safety. Children should be
supervised to ensure that they do not play with the
appliance.
(2) This instruction manual is a universal manual; some
functions are only applicable to particular product. All the
illustrations and information in the instruction manual are
only for reference, and control interface should be subject
to actual operation.
(3) In order to make the product better, we will continuously
conduct improvement and innovation. If there is
adjustment in the product, please subject to actual
product.
(4) If the product needs to be installed, moved or maintained,
please contact our designated dealer or local service

center for professional support. Users should not
disassemble or maintain the unit by themselves,
otherwise it may cause relative damage, and our
company will bear no responsibilities.
This marking indicates that this product
should not be disposed with other household
wastes throughout the EU. To prevent
possible harm to the environment or human
health from uncontrolled waste disposal,
recycle it responsibly to promote the
sustainable reuse of material resources. To
return your used device, please use the
return and collection systems or contact the
retailer where the product was purchased.
They can take this product for environmental
safe recycling.

Contents
1 Safety Notices (Please be sure to abide them) .......1
2 Operation Notices......................................................1
3 Display........................................................................3
3.1 LCD of Wired Controller.................................................. 4
3.2 LCD Display Instruction .................................................. 4
4 Installation and Commissioning ..............................7
4.1 Instruction of wired controller .......................................... 8
4.2 Commissioning ............................................................. 16
5 Operation Instructions ............................................33
5.1 ON/OFF ........................................................................ 33
5.2 Mode Setting................................................................. 33
5.3 Temperature Setting...................................................... 34
5.4 Fan Setting.................................................................... 35
5.5 Timer Setting................................................................. 36
5.6 Swing Setting ................................................................ 40
5.7 Quiet Setting ................................................................. 40
5.8 Sleep Setting................................................................. 41

5.9 Air Setting* .................................................................... 42
5.10 Save Setting................................................................ 43
5.11 Filter Clean Reminder Setting ..................................... 45
5.12 X-FAN Setting ............................................................. 47
5.13 Health Setting* ............................................................ 48
5.14 I-DEMAND Setting*..................................................... 48
5.15 Absence Setting .......................................................... 48
5.16 Remote Shield Function.............................................. 49
5.17 Child Lock Function .................................................... 49
5.18 Gate-Control Function................................................. 49
5.19 Inquiry of Indoor Temperature with One Button .......... 50
5.20 Auto Clean Function.................................................... 50
5.21 WiFi Function Setting.................................................. 52
5.22 Setback Function ........................................................ 53
6 Error Display............................................................54
6.1 Table of Display Codes for VRF unit ............................. 55
6.2 Table of Display Codes for U-match unit....................... 65

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1
1 Safety Notices (Please be sure to abide them)
WARNING: If not abide them strictly, it may cause severe damage to
the unit or the people.
NOTE: If not abide them strictly, it may cause slight or medium
damage to the unit or the people.
This sign indicates that the items must be prohibited. Improper
operation may cause severe damage or death to people.
This sign indicates that the items must be observed. Improper
operation may cause damage to people or property.
WARNING!
This product can’t be installed at corrosive, inflammable or
explosive environment or the place with special requirements, such
as kitchen. Otherwise, it will affect the normal operation or shorten
the service life of the unit, or even cause fire hazard or serious injury.
As for the above special places, please adopt special air conditioner
with anti-corrosive or anti-explosion function.
2 Operation Notices
The power supply for all indoor units must be unified.
Prohibit installing the wired controller at wet or sunshine places.
Do not knock, throw or frequently disassemble the wired
controller.
Do not operate the wired controller with wet hands.
This product is applicable to VRF unit, Big Duct Type unit,
Air-cooled Packaged unit and U-match unit whose outdoor unit
and indoor unit communicate with each other by live line and

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neutral line.
When two wired controllers control one (or more) indoor unit(s),
the address of wired controller should be different.
Functions with “*” are optional for indoor units. If a function is not
included in an indoor unit, wired controller can’t set the function, or
setting of this function is invalid to the indoor unit.
Please pay attention to below items when matching with VRF unit:
When the system mode priority is the master-slave mode, in
one system network, you must set one indoor unit as the
master indoor unit, other indoor units are slave indoor units.
When the system mode priority is the master-slave mode,
the operation mode of the system is basing on that of the
master indoor unit. The master indoor unit can be set to any
mode (including auto mode), while the slave indoor unit
can’t set to the mode that conflicts with the system mode.
When the system mode priority is: Cooling mode is
prioritized, heating mode is prioritized, first-set mode is
prioritized, or last-set mode is prioritized. The indoor unit
can be set to any mode (excluding auto mode). The indoor
unit will automatically switch to the system mode, when the
operation mode of the indoor unit conflicts with the system
operation mode.
When the system mode priority is the voting mode (indoor
unit’s capacity is prioritized / number of indoor units is
prioritized). The indoor unit can be set to any mode
(excluding the auto mode). The indoor unit will be stopped,

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when the operation mode of the indoor unit conflicts with the
system operation mode after voting.
System mode priority defaults to master-slave mode, and
only certain units have other system mode priorities.
3 Display
Fig. 3.1 Appearance of wired controller

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3.1 LCD of Wired Controller
Fig. 3.2 LCD graphics of wired controller
3.2 LCD Display Instruction
Table 3.1 LCD display instruction
No.
Symbols
Instructions
1 Gate-control function.
2 Child Lock status.
3
Slave wired controller (address of wired controller
is 02).
4 One wired controller controls multiple indoor units.

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No.
Symbols
Instructions
5 Outdoor unit defrosting status.
6 Shielding status.
7
Current wired controller connects master indoor
unit.
8 * Fresh air control function of AHU-KIT.
9 *
Indicates that the current system mode priority is
voting mode.
10 *
WiFi status (If the wired controller has no WiFi
function, it displays only when the unit connected
to “G-Cloud”).
11 Timer zone: Display system clock and timer
status.
12 Current set fan speed.
13 Absence function.
14 * Health function, Indoor unit optional function.
15 Remind to clean the filter.
16
X-fan function.

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No.
Symbols
Instructions
17 * Auto clean status.
18
Save status of indoor unit.
19 * Air status, Indoor unit optional function.
20 * I-DEMAND function, Indoor unit optional function.
21
Quiet status (including Quiet and Auto Quiet two
status).
22
Sleep status.
23
*
Left and right swing function.
24 Up and down swing function.
25 * 3D Heating mode.
26 * Space Heating mode.
27 Heating mode.
28 * Floor Heating mode.
29 Dry mode.
30 Fan mode.
31
*
Auto mode.

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No.
Symbols
Instructions
32
Cooling mode.
33
It shows the value of temperature, and displays
the current type of value (In case the wired
controller is controlling a Fresh Air Indoor Unit,
then it will display FAP).
NOTE: When wired controller is connected with different indoor units,
some functions will be different.
4 Installation and Commissioning
Unit: mm
Fig. 4.1 Dimension of Wired Controller

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Fig. 4.2 Parts and Components of Wired Controller
No.
1
2
3
4
Name
Panel of
wired
controller
Self-tapping screw
ST3.9×25 MA
Screw
M4×25
Soleplate
of wired
controller
QTY
1
4
2
1
4.1 Instruction of wired controller
4.1.1 Requirements for model selection of communication wire
Fig. 4.3 Length of communication wire

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Wire material
type
Total length
L (m/feet)
Wire size
(mm2/AWG)
Material
standard Remarks
Light/
Ordinary
Polyvinyl
chloride
sheathed
cord.
(60227 IEC 52
/60227 IEC
53)
L≤250m
(L≤820-1/5
feet)
2×0.75
mm2~2×
1.25 mm2
(2×AWG18~
2×AWG16)
IEC
60227-5:20
07
(1) Total length of
communication line
can't exceed 250m
(820-1/5feet).
(2)
The cord shall be
Circular cord (the
cores shall be twisted
together).
(3)
If unit is installed in
places with intense
magnetic field or
strong interference, it
is necessary to use
shielded wire.
4.1.2 Requirements for Installation
(1) It is not allowed to install the wired controller in the wet
place.
(2) It is not allowed to install the wired controller in the place
with direct sunlight.
(3) It is not allowed to install the wired controller near the
high-temperature object or the place is likely to be
spattered with water.

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4.1.3 Requirements for Wired Connection
Network connecting methods between wired controller and
indoor unit are as below:
Fig. 4.4 one wired controller Fig. 4.5 two wired controllers
controls one indoor unit control one indoor unit

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Fig. 4.6 one wired controller controls multiple VRF indoor units simultaneously
Fig. 4.7 two wired controllers control multiple VRF indoor units simultaneously

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Fig. 4.8 one wired controller controls multiple U-match indoor units simultaneously
Fig. 4.9 two wired controller control multiple U-match indoor units simultaneously

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Instruction for wire connection:
(1) The wiring methods in fig. 4.4, fig. 4.5, fig. 4.8 and fig. 4.9
can be adopted for the wired controller connecting U-match
unit.
(2) The wiring methods in fig. 4.4~fig. 4.7 can be adopted for
the wired controller connecting VRF unit.
(3) Only the wiring methods in fig. 4.4 and fig. 4.5 can be
adopted for the wired controller connecting Big Duct Type
unit or Air-cooled Packaged unit, that is, one (or two) wired
controller(s) can control only one indoor unit, cannot
control multiple indoor units of different systems.
(4) When one (or two) wired controller(s) control(s) multiple
indoor units simultaneously, the wired controller can
connect to any one indoor unit, but the connected indoor
unit must be the same series indoor unit. The total quantity
of indoor unit controlled by wired controller can't exceed 16
sets, and the connected indoor unit must be within the
same indoor unit's network. Wire controller must set
quantity of group control indoor units. Please refer to 4.2.3
Parameter Setting “P14”.
(5) When two wired controllers control one (or more) indoor
unit(s), the addresses of those two wired controllers should
be different. Please refer to 4.2.3 Parameter Setting “P13”.
(6) The terminal of the wire controller is non-polarized and
cannot be connected to strong electric.
NOTE: Wired controller XE7A-24/HC only supports one (or more)

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indoor unit(s) controlled by one wired controller.
4.1.4 Installation
Fig. 4.10 Installation of Wired Controller
Fig. 4.10 shows a simple installation course of wired controller,
and the following points should be noted:

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(1) Before installation, please cut off the power supply of
indoor unit, it is not allowed to operate with power supply;
(2) Pull out the 2-core twisted pair inside the installation hole in
the wall, and thread the wire through the hole in the back of
soleplate of wired controller;
(3) Stick the soleplate of wired controller on the wall, and use
Self-tapping Screw ST3.9×25 MA or screw M4×25 to fix the
soleplate with the installation hole of wall;
(4) Connect the 2-core twisted pair to wiring terminal H1 and
H2, and then tighten the screw;
(5) Arrange the wires in the back of panel, and then buckle the
panel of wired controller with the soleplate of wired
controller.
4.1.5 Disassembly
Fig. 4.11 Disassembly of wired controller