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en:hiq_home:pralines:ir_blaster

Air conditioner control with IR blaster

Controlling standard Air-Conditioner with HIQ Home system

Block diagram

Legend
DB Distribution board
HC HC-IQ
BC CAD-BE-PROT-IQ
IR IR-712A or IR-210 connected to HC-IQ COM1*
TR IR transmitter connected to IR-712A or IR-210 IR Output
AC Air Conditioner controlled with IR remote
TH TH-1T-IQ or any HIQ thermostat
Remarks
* IR-712A supports up to 2 AC
IR-210 supports up to 5 AC

Operation principle

As HIQ temperature regulation support fan-coils with 3 speed fan control, same principle is used for AC control. Instead of control valve and fan speed, system send IR commands as per following diagram.

Depending on AC possibilities and user preferences different IR commands for HEAT 1-3 and COOL 1-3 can be used. In the following table there is an example for IR commands for Panasonic inverter AC.

command AC remote setting
mode setpoint fan air swing
OFF OFF
HEAT 1 HEAT 25°C 1/5 AUTO
HEAT 2 HEAT 25°C 2/5 AUTO
HEAT 3 HEAT 25°C 5/5 AUTO
COOL 1 COOL 18°C 1/5 AUTO
COOL 2 COOL 18°C 2/5 AUTO
COOL 3 COOL 18°C 5/5 AUTO

Startup

Prepare IR blaster

Setting communication parameters

Connect IR blaster IR-712A or IR-210 to power supply and PC.

Install IR utility: ir_util_setup_v1_4_5_0.zip



Open IR utility:

  1. Select connected module
  2. Press “Connect” button

Go to “Settings” - “IR-712A Basic Settings”

  1. Set Baud Rate to 19200
  2. Set Net ID (sequential numbers if more than one IR blaster is used)
  3. Press “Set Permanently” button

IR commands set-up

1. Load IR commands from file

Download IR commands definition file: ac_panasonic_inverter.zip

Definition file is for Panasonic inverter AC and following commands:

command AC remote setting
mode setpoint fan air swing
cmd1 - OFF OFF
cmd2 - HEAT 1 HEAT 25°C 1/5 AUTO
cmd3 - HEAT 2 HEAT 25°C 2/5 AUTO
cmd4 - HEAT 3 HEAT 25°C 5/5 AUTO
cmd5 - COOL 1 COOL 18°C 1/5 AUTO
cmd6 - COOL 2 COOL 18°C 2/5 AUTO
cmd7 - COOL 3 COOL 18°C 5/5 AUTO

Load IR from downloaded file.

If commands are not compatible with used AC or user needs are different from commands in file proceed to step 2, otherwise go to step 3.

2. Learn new IR commands

  1. Clear all commands.
  2. Select which command to learn.
  3. Press “Learn On” button. Prepare AC remote, aim IR remote transmitter to IR Input on AC blaster and press AC remote button which will send IR command to be learned.
  4. Test learned command. If command is not working repeat from step 3.
  5. Save IR command when it is working as expected.

Repeat steps 2-5 for all commands.

3. Download IR commands to IR blaster

Prepare HC-IQ

Connect IR blaster to HC-IQ

Download HC-IQ project with integrated IR blaster example .

hc-iq-v129_hvac-ir.cyp

To integrate IR blaster functionality to new project copy ir_blaster() function and all variables defined in ir_blaster group.

Send new project to your HC-IQ controller.

Resources

en/hiq_home/pralines/ir_blaster.txt · Last modified: 18.10.2018 16:37 by saso_santelj