Functions, 1. operation functions, Emergency operation sensor dry – Sanyo CL2472 User Manual

Page 43: Pam- control

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Emergency operation

SENSOR DRY

During DRY operation, the system adjusts the room

temperature and fan speed according to the conditions in the

room, in order to maintain a comfortable room environment.

SENSOR DRY operation

DRY operation is as shown in the figure below.

PAM- control

In order to further improve inverter performance, control is

switched between PWM control at low operation speeds, and

PAM control at high operation speeds, making the most

effective use of power.

The compressor operation frequency varies.

The indoor fan operates with 1/f fluctuation.

The compressor operates at a low operating frequency.

The indoor fan operates with 1/f fluctuation.

Monitoring operation takes place when the room temperature

is below 59°F

(

15°C), or more than 5°F

(

3°C) below the set

temperature.

When the monitoring range is entered, the compressor stops,

and the indoor fan operates with 1/f fluctuation.

DRY A

DRY B

Monitor

Conditions are monitored at all

times when the room temperature

is below 59°F(15°C).

Load

COOL zone

A zone

B zone

Emergency operation is available when the remote

controller malfunctions, has been lost, or otherwise

cannot be used.

The set temperature is 4°F(2°C) below the detected room

temperature in the case of cooling operation.

(GREEN)

(Lamp Off)

COOL

STOP

To operate the system, press the OPERATION button,

which is also used as the receiver, below the unit display.

Each time this button is pressed, the OPERATION lamp

changes color to indicate the type of operation. Select the

desired type of operation.

The Sensor Dry operation during the Low Ambient Cooling

Mode (outside air temperature:59°F(15°C) or lower) is as

follows.

The compressor operates a cycle of 3 minutes ON and 6

minutes OFF repeatedly.

NOTE

DRY A

DRY B

and

8. FUNCTIONS

8-1. Operation Functions

(CLxx models only)

43

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