Mitsubishi Electric Mr.SERVICE PUHZ-HRP100VHA2, Техническое руководство

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Split
O/U
FTC
(PCB)
Refrigerant pipe
(Gas)
Refrigerant pipe
(Liquid)
HYDRO BOX (locally supplied)
*system
controller
* Under Floor Heating
Flow sensor
(to prevent
pipes from
freezing)
Flow temp.
thermistor
(outlet side)
Refrigerant pipe
temp.themistor
(Liquid side)
Auxiliary
heater
*Valve
*pump
*
* locally supplied
*
6
5
2
1
1
8
1
2
1
8
1
8
4
3
Flow temp.thermistor
OFF/ON OFF/ON
OFF/ON
OFF/ON
TB61
6
5
2
1
4
3
TB62
6
5
2
1
4
3
8
7
10
9
11 13
12 14
TB142
(External Input)
L N
S1 S2 S3
TB6
SW6
CNS2
FTC board
TO OUTDOOR UNIT
2 1
To metal chassis
SW3 SW2 SW1
{
TB142
FTC
11
10
12
13
14
At site
Heating mode
→
6
5
7
8
9
2
1
3
4
Forced Comp. OFF →
X11
X12
Flow sensor
System controller
Cooling
Heating
Pump
(ON/OFF)
Set temperature
X11
X12
Valve
(ON/OFF)
Cooling mode
→
(user interface)
Auxiliary heater
(ON/OFF)
SW1
ON
1 2 3 4 5 6 7 8
ON
1 2
SW6
PAR-W21MAA
Remote Controller
SW2
ON
1 2 3 4 5 6 7 8
SW3
ON
1 2 3 4 5 6 7 8
Refrigerant pipe (liquid) temp.thermistor
Analog signal(1-5V)setting temp.input
(for initial parameter
setting: not always
necessary)
(2)-1. Space heating by under fl oor heating
with split outdoor unit+HY FTC
*variable capacity request signals for Heat Pump is calculated by FTC.
1) System outline
2) Wiring / Switch setting
System select
<Analog temp. system>
•ON/OFF, operation mode by
external input
•Set temp. by external analog
input
Fixed OFF
TH2(liquid pipe thermistor) connection
OFF: nead to connect(split O/U)
Prohibition of cooling mode
OFF: permit
Set temp. by DIP switch
OFF: by R/C or Analog signal
Set temp. rarge
Heating mode.
max55
: : O/U is split type.
Set temp. by DIP switch
(not in use in this case)
Fixed OFF
Fixed OFF
FTC Analog input setting
1:OFF 2:ON
→
1-5V
1:ON 2:ON
→
4-20mA
1:OFF 2:OFF
→
0-10V
Logic of forced comp OFF input
by external signal(TB142: 5-6)
OFF: short
→
comp OFF
ON: open
→
comp OFF