Mitsubishi Electric PUHZ-W50, Installation Manual

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11
4. Electrical work
SW2-1~8 SW3-1~3 Fixed set temperature with DIP switch of FTC (Available when SW1-6 is ON)
SW2-1~3 Fixed set temperature for Heating mode (Table
1
~
2
depends on SW1-7,8.)
SW2-1 SW2-2 SW2-3 Table 1 Table 2
OFF OFF OFF 25 ºC 25 ºC
ON OFF OFF 30 ºC 30 ºC
OFF ON OFF 35 ºC 35 ºC
ON ON OFF 40 ºC 40 ºC
OFF OFF ON 45 ºC 45 ºC
ON OFF ON 50 ºC 50 ºC
OFF ON ON 55 ºC 55 ºC
ON ON ON 60 ºC *1 60 ºC *1
The selectable temperature range for Heating mode depends on outdoor unit type.
*1 Do not use this setting when you use the standard outdoor unit without a plate HEX(refrigerant-water) inside.
SW2-4~6 Fixed set temperature for Hot Water mode (Table
1
~
2
depends on SW1-7,8.)
SW2-4 SW2-5 SW2-6 Table 1 Table 2
OFF OFF OFF 46 ºC 25 ºC
ON OFF OFF 48 ºC 30 ºC
OFF ON OFF 50 ºC 35 ºC
ON ON OFF 52 ºC 40 ºC
OFF OFF ON 54 ºC 45 ºC
ON OFF ON 56 ºC 50 ºC
OFF ON ON 58 ºC 55 ºC
ON ON ON 60 ºC *1 60 ºC *1
The selectable temperature range for Hot Water mode depends on outdoor unit type.
*1 Do not use this setting when you use the standard outdoor unit without a plate HEX(refrigerant-water) inside.
SW2-7,8 Fixed set temperature for Anti-freeze mode (Table 1 ~ 2 depends on SW1-7,8.)
SW2-7 SW2-8 Table
1
Table
2
OFF OFF 5 ºC 5 ºC
ON OFF 10 ºC 10 ºC
OFF ON 15 ºC 15 ºC
ON ON 20 ºC 20 ºC
SW3-1~3 Fixed set temperature for Cooling mode(Table 1 ~ 2 depends on SW1-7,8.)
SW3-1 SW3-2 SW3-3 Table
1
Table
2
OFF OFF OFF 7 ºC 7 ºC
ON OFF OFF 10 ºC 10 ºC
OFF ON OFF 12 ºC 12 ºC
ON ON OFF 15 ºC 15 ºC
OFF OFF ON 18 ºC 18 ºC
ON OFF ON 20 ºC 20 ºC
OFF ON ON 22 ºC 22 ºC
ON ON ON 25 ºC 25 ºC
4.5. Connecting external input
FTC can be operated by following external input.
4.5.1 EXTERNAL INPUT ( Contact signal )
TB142 OFF ON Remark
1-2 (IN1) — — Not in use
3-4 (IN2) — — Not in use
5-6 (IN3) Normal Forced Comp. OFF SW3-6=OFF
Forced Comp. OFF Normal SW3-6=ON
7-8 (IN4) OFF Cooling
10-11 (COM-IN5) OFF Heating
10-12 (COM-IN6) OFF Heating ECO *1
10-13 (COM-IN7) OFF Hot Water
10-14 (COM-IN8) OFF Anti-Freeze
*1 Heating ECO mode sets the set temperature depending on the outdoor temperature.
TB142
FTC
11
10
12
13
14
At site
HeatingECO →
Anti-Freeze →
Hot Water →
Heating →
6
5
7
8
9
2
1
3
4
Forced Comp. OFF →
Cooling →
3 5 7 9 11 13 1
4 2 6 8 10 12 14
TB142