1 Product Introduction
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※5: Light ON when control type for CH2 is heating & cooling type and cooling output
is provided (Alarm setting not available on AL2).
Please see "Chapter 7, Simple Troubleshooting Tips" for errors indication.
1.4.1.2 TM4 Series (4-channel)
Indicating LED
Indicating
LED
Initial power-on
※
1
Control output
Auto-
tuning
※2
PWR LED
※
3
Green Green Green
CH1 LED 2,400bps-Flickering. ON-Red Flickering
CH2 LED 4,800bps-Flickering. ON-Red Flickering
CH3 LED 9,600bps-Flickering. ON-Red Flickering
CH4 LED 19,200bps-Flickering. ON-Red Flickering
38,400bps-Flickering. - -
- - -
※1: In case of initial power on, default communication speed will be flickering for 5
sec (1 sec cycle).
※2: Each CH□ LED will be flickering during auto tuning(1 sec cycle).
※3: PWR LED will be flickering while communicating with external units(1 sec cycle).
Please refer to "Chapter 7, Simple Troubleshooting Tips" for error indication.