16 OPTIONAL PARTS

1. TIMER

When using a program timer, a program timer adapter (PAC-825AD) is also needed. (PAC-825AD is included with PAC-SC32PTA.)

Part No.

 

PAC-SC32PTA (with set back function)

Model Name

 

Program timer

1-1 Program timer specifications

 

 

 

 

Parts name

 

Program timer

 

Parts No.

 

PAC-SC32PTA

 

Exterior dimensions (inch)

 

5-4/32x4-23/32x23/32 (130x120x18mm)

 

Installation

 

Wall mount

 

Type of clock

 

Quartz

 

Clock accuracy

 

±50 second / month at 77°F

 

Display-Time

 

Liquid crystal display

 

-Week

 

Liquid crystal display

 

-Timer setting unit

 

Liquid crystal display

 

 

 

 

 

Program cycle

 

24 hours

 

Timer setting unit

 

30 minutes

 

No. of set points

 

48 / day

 

Power rating

 

5V DC ±5% (Supplied by Remote Controller)

 

1-2 Feature of program timer

(1)Daily timer function

Daily timer can be set in 30 minutes units for up to 24 hours. Each unit can be set for unit ON, unit OFF, or setback operation.

(2)Setback operation (PAC-SC32PTA)

Set back operation is useful for reducing running costs e.g. At a hotel with a 24-hour system

8:00~23:00 Cooling operation with set temperature at 79°F 23:00~8:00 Setback operation with 4 degrees of setback

As shown in the chart on the right, the set temperature rises 4 degrees automatically during the setback operation. When the setback operation ends, normal operation will begin.

(3)Weekly timer function

Daily timer function can apply to each day of the week.

83-F

79-F

8:00

23:00

8:00

Normal￿

Setback￿

Normal￿

operation

operation

operation

1-3 How to connect program timer

(1)Install the program timer next to the remote controller the same way as the remote controller is installed.

(2)Connect the program timer and the remote controller with a 5-wire cable as shown in the figure below

￿Connect to indoor unit 2-wire cable

 

 

 

 

SET

 

BACK

 

 

 

SET

S M T W T F S

 

 

 

 

FILTER

MONITOR

 

 

0

3

6

12

15

 

 

 

 

 

 

 

CHECK MODE

 

 

 

 

 

 

 

 

TEST RUN

 

 

 

12

15

18

21

24

 

 

 

 

 

 

 

 

 

SET/MONITOR

TODAY

WEEKLY￿

SET BACK

 

 

 

DAILY￿

 

SETTING

 

ON

 

SETTING

 

 

 

ON

 

 

SET BACK

 

 

PROGRAM TIMER￿

CLOCK

OFF

DAILY TIMER

OFF

 

 

 

 

 

 

 

 

 

 

4

PAC-SC32PTA

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

NOTE:While the program timer is connected to the remote controller, the 24hour ON/OFF timer on the remote controller will not operate.

Use 5-wire cable

 

Connect to CN1

Connect to CN1

OC194-63

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Mitsubishi Electronics PL18FK21, PL42FK21, PL36FK31, PL30FK21, PL12FK1, PL24FK21 specifications Optional Parts, OC194-63, Timer

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