Low Hz High Pressure Limit - Daikin 2MXS-W Series Service Manual

Control Specification

4.13 Low Hz High Pressure Limit

Outline
The system controls the upper limit of the frequency to prevent abnormal high pressure while the
frequency is low. Control is carried out according to three zones.
Details
A
B
C
A
B
C
112
A
Reset zone
Highest indoor
heat exchanger
temperature
among
operating rooms
2/3/4MXS
°C
Cooling 53 ~ 57
Heating 51 ~ 55
Cooling 52 ~ 56
Heating 50 ~ 54
Cooling 49 ~ 53
Heating 47 ~ 51
2/3MXL(H)
°C
Cooling 53 ~ 57
Heating 51 ~ 55
Cooling 52 ~ 56
Heating 50 ~ 54
Cooling 49 ~ 53
Heating 47 ~ 51
Dropping zone
Keep
zone
°F °C
127 ~ 135 43 ~ 58
124 ~ 131 48 ~ 54
126 ~ 133 42 ~ 57
122 ~ 129 47 ~ 53
120 ~ 127 39 ~ 54
117 ~ 124 44 ~ 50
4MXL(H)
°F °C
127 ~ 135 43 ~ 58
124 ~ 131 48 ~ 54
126 ~ 133 42 ~ 57
122 ~ 129 47 ~ 53
120 ~ 127 39 ~ 54
117 ~ 124 44 ~ 50
SiUS122226EA
B
C
(R14587)
5MXS
°F
109 ~ 136
118 ~ 129
108 ~ 135
117 ~ 127
102 ~ 129
111 ~ 122
°F
109 ~ 136
118 ~ 129
108 ~ 135
117 ~ 127
102 ~ 129
111 ~ 122
Part 4 Functions and Control