Samsung AC RNNDKG Series Installation Manual page 25

[Master]
ETO operation specifications
1 Main indoor unit
– Based on the external contact control settings, the main indoor unit decides whether to generate output when an
error (indoor unit stop) occurs.
– Based on the ETO settings, the main indoor unit decides whether to generate output according to the
temperature and time conditions.
2 Sub indoor unit
– Based on the entrance control settings, the sub indoor unit decides the mode, set temperature, and fan speed
when contact inputs are given.
Main indoor unit
Sub indoor unit
CAC R-32_Mini 4way_IM_DB68-08129A-00_EN_20181115.indd 25
Enable of external
Enable of ETO
contact
X X
X O
O X
O O
Enable of Enable of external
entrance control contact
X X
X O
O O
[Slave]
Error port output
N/A
Output due to an error
Output by ETO entrance conditions (temperature /
time / error occurrence)
Output by ETO entrance conditions (temperature /
time / error occurrence)
 Ready to control the main contact input
Operation when outputting Main
N/A
On with the previous operation conditions
On with the entrance control enabled
25
English
2018/11/15 13:49:33