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HEC-OM-S002
Chapter 5 Operation
5.1 Operation of Controller
5-1
Chapter 5 Operation
5.1 Operation of Controller
5.1.1
Details of Controller
Fig. 5-1 Details of operation and display panel
Table 5-1 Details of operation and display panel
No.
Description
Detail
①
LCD1 Displays
characters
indicating temp. control or setting content.
②
LCD2
Displays set temperature or each selected input value.
③
[
▼
] key (DOWN key)
Decreases set data.
④
[
▲
] key (UP key)
Increases set data.
⑤
[MODE] key
Used to change screens and modes.
⑥
[FUNC] key
Used to shift digits of SV
⑦
Output LED
OUT1: Lights up during heating.
OUT2: Lights up during cooling.
OUT4: Lights up when DI 1 or DI2 LED is lighted up.
⑧
DI1 LED
Lights up Level switch alarm occurs.
⑨
DI2 LED
Lights up thermostat alarm occurs.
⑩
Communication LED
Flashes during communication. Normally, it remains on.
⑪
RDY LED
Lights up when control is stopped.
Refer to page 5-9, “5.1.9 Details of Control Setting Mode”.
①
②
③
④
⑤
⑥
⑦
⑪
⑩
⑧
⑨