Inkbird ITC-608T, Manual

Functions on screen

PV

：

In normal mode, the measured humidity is displayed. In 

settings mode, it will display menu code.

SV

：

In normal mode, the humidity setting value is displayed. 

In setting mode, it will display the setting value.

Output(WORK1/WORK2) Instruction

WORK1: 

The humidif ication output

WORK2: 

The dehumidif ication output

  Indicator LED:

●

Red LED is on

WORK1 output is on.

●

Green LED is on

WORK2 output is on.

●

Green LED is blinking

WORK2 output is performing the 

function of compressor delay.

●

Yellow LED is on

The controller is in the setting mode.

        Button Instruction

Please read the detail on 

2.Button Operation Instructions 

below

Probe interface

Humidity probe can be insert into P1 or P2 interface.

    humidity probe

     If the controller display Er, you may get a false humidity 
probe, please try harder to insert the probe and rotate it to 
make good contact. If the problem is still persists, it is likely 
the internal probe wire has been damaged by the moisture or 
heat temperature.
     The probe and cable cannot be touched by the flame.

     Do not exceed the probe humidity or temperature range to 

avoid damaging

2 

 Button Operation Instructions

2.1 Restore Default Settings

Press "     " button to power on, the buzzer will make a short 

call, indicating that all parameters of the user's humidity probe 

function return to the default setting value.

2.2  “        ” and “       ”Button Function in Normal Operation 

Mode

Press "     ", PV shows HD, SV shows humidif ication difference 

value; press "      ", PV shows DD, SV shows dehumidification 

difference value, and it will be back to the normal display if 
there is no operation for 3 seconds or pressing the "

SET

" 

button. 

2.3 “SET” Button Function in normal operation mode

Short press the “

SET

” button to enter the quick setting 

humidity setting value mode. SV shows the humidity value 
and flashes, and short press “     ” or “     ” button to increase or 
decrease the setting value, long press “      ” or “      ”button to 
quickly increase or decrease the setting value, and press the 
"

SET

" button again to confirm and exit. If there is no operation, 

it will automatically exit after 10 seconds and save the setting 

value.

2.4 Button Function in Setting Mode

When the controller is working normally, press the “

SET

” 

button for 2 seconds to enter the setting mode, the PV screen 

shows the first menu code “

HS

” and the SV shows the 

corresponding setting value. Press “

SET

” button to scroll 

down the menu item and save the parameters of the previous 
menu item. Press “       ” or “     ”button to change the current 
setting value. If in the setting state, there is no button 
operation within 30 seconds or long press "

SET

" button for 2 

seconds, exit and save the setting state, return to normal 

operation mode.

       Output(WORK1/WORK2) Instruction

WORK1: 

The P1 heating/cooling output

WORK2: 

The P2 heating/cooling output

       Indicator LED:

●

Red LED is on         WORK1 output is on.

●

Red LED is blinking          WORK1 output is performing the 

function of compressor delay.

●

Green LED is on        WORK2 output is on.

●

Green LED is blinking       WORK2 output is performing the 

function of compressor delay.

●

Yellow LED is on        The controller is in the setting mode.

        Button Instruction

Please read the detail on 

2.Button Operation Instructions 

 below

Probe interface

Two temperature probes can be insert into P1 and  P2 interface.

    Temperature probe

●

If the controller display Er, you may get a false temperature 

probe, please try harder to insert the probe and rotate it to make 

good contact. If the problem is still persists, it is likely the 

internal probe wire has been damaged by the moisture or heat 

temperature. 

●

The probe and cable cannot be touched by the flame. 

●

Do not exceed the probe temperature range to avoid 

damaging.

2  Button Operation Instructions

2.1 Restore Default Settings

Press and hold the “     " button to power on, the buzzer will 

make a short call, indicating that all parameters of the user's 

temperature and humidity probe function return to the default 

setting value.

2.2  “        ” and “       ”Button Function in Normal Operation 

Mode

Press the “     ", PV shows the current temperature setting 

value , SV shows current humidification value; press “      ", PV 

shows current temperature value, SV the current humidification 

setting value , and It will be back to the normal display if there is 
no operation for 3 seconds orpressing the "

SET

" button. 

2.3 “SET” Button Function in Normal Operation Mode

Short press the “

SET

” button to enter the quick setting 

temperature and humidity value mode. PV shows the current 

temperature setting value and flashes, and short press “      ” or 

“      ” button to increase or decrease the setting value, long 

press “      ” or “      ”button to quickly increase or decrease the 
setting value, Short press the “

SET

” button again

，

SV shows 

the current humidity setting value and flashes, and short press 

“      ” or “      ” button to increase or decrease the setting value, 

long press “      ” or “      ”button to quickly increase or decrease 
the setting value and lastly press the "

SET

" button again to 

confirm and exit. If there is no operation, it will automatically 

exit after 10 seconds and save the setting value.

2.4 Button Function in Setting Mode

When the controller is working normally, press the “

SET

” button 

for 2 seconds to enter the setting mode

，

the PV shows the first 

menu code“

”, SV shows the corresponding setting value. 

Press “

SET

” button to scroll down the menu item and save the 

parameters of the previous menu item. Press“      ” or 
“      ”button to change the current setting value. Selected T to 

enter the temperature parameter modification mode; selected H 
to enter the humidity parameter modification mode. If in the 

setting state,  there is no operation within 30 seconds or long 
press "

SET

" button for 2 seconds, it will exit and save the 

setting state and return to normal operation mode.

TEMPERATURE&

HUMIDITY

Controller Manual

Equivalent to IHC-230 

Temperature & Humidity 

Controller Manual

ITC-608T

43

Part 

6