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ADD: NO.51 Fengxiang Road, Daliang town,Shunde ,Foshan,GuangDong ,P.R.CHINA-Air Conditioning Units
TEL: +86-757-63906939
FAX: +86-757-22279129
E-mail: info@orienthvac.com

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centralized controller KJR-90B

Model No.：KJR-90B
Certification:ROHS
Product description: Unified ON/OFF centralized controller KJR-90B
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PRODUCT INTRODUCTION

Air conditioner parts room thermostat Unified ON/OFF centralized controller KJR-90B

KJR-90B is a unified centralized controller, which allows us to control up to 16 indoor units simply andcompactly. It commands the indoor unit to work at only 2 modes, cooling and heating. Besides thiscommanding, users could also modify the indoor units working mode by the remote wireless controller. Thiscontroller offers the controller functions only and is disable to bridge the units to the PC.

air conditioner parts room thermostat Unified centralized controller KJR-90B character:

Centralized Control

Short press:

Only turn ON/OFF the last time

Operated indoor units.

Long press (3 seconds):

Can Turn ON/OFF all indoor units.

Operation Mode Selection Switch (Cooling, Heating)

Overall/mono-control the indoor unit
Sleep and memory function

If no operation to be conducted at the controller after 25

seconds, system would enter to sleep mode, all indicators

are faded. Press any key to recovery the displaying.

Compatible with central control.

Air conditioner parts room thermostat Unified centralized controller KJR-90B Button name:

Corresponding indoor unit tag

Up to 16 indoor units are controlled by one centralized controller. If more than 16 indoor units, the operation

would failure. Please set the indoor unit network address codes properly before use this controller. The

following table shows the relation between the tag and the corresponding network:

Air condition label	A1	A2	A3	A4	B1	B2	B3	B4
Network address	0	1	2	3	4	5	6	7
Ari condition label	C1	C2	C3	C4	D1	D2	D3	D4
Network address	8	9	10	11	12	13	14	15

The corresponding indication of the air conditioner reflects the working mode of its indoor unit, blue means

cooling or air supply mode, red means heating mode.

(2) Single indoor unit On/Off key

Users could press this key to turn on or turn off the corresponding indoor unit. If the indoor units original mode

is on, press this would turn it off. The interval for modes shift-over is 6 seconds, if interval less than 6 seconds,

the operation would invalid.

(3) Unified mode setting key

Press this key to set all the units’ mode. Only two modes can be set by this key. They are the cooling mode and

the heating mode. The details of the two modes are as follows:

Mode	Temperature	Fan speed	Key light
Cooling	20C degree	Hi speed	Blue
Heating	28C degree	Hi speed	Red

(4) Unified On/Off key

This key has 2 ways to send commands:

Press for 3 seconds or more: To turn on or turn off all the indoor units those are connected to this controller.

Press for less than 3 seconds: to turn on or turn off the single unit that we ever controlled most latterly.

(5) Mode select

The system consists with heating and cooling modes; shift the modes by Mode button. The fluorescent light

indicating the current mode: Red is heating mode, which mode corresponding parameter have already set

unallowable to modify, if necessary, the parameter could modified by remote controller.

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centralized controller KJR-90B

PRODUCT INTRODUCTION

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