58
When using a local controller, refer to the table below for the types of input/output signals that are available and the
operations that correspond to the signals.
External Input/Output
* When AE-200 is connected, leave the power jumper on the outdoor unit as it is (Connected to CN41 at factory
shipment). If the power jumper is connected to CN40, power will excessively be supplied and AE-200 will not
properly function.
Input
type
Dry contact
ON (Close)
OFF (Open)
Terminal
block/connector
(a) UNIT OPERATION
Run/Stop
The unit will go into operation when the water
temperature drops below the preset temperature.
The unit will stop except when the unit is in
the Anti-Freeze mode.
TB6 23-24
(b) FAN MODE
Forced/Normal The fan will remain in operation after the
compressor has stopped (including when the
OPERATION status is "STOP").
The fan will stop when the compressor
stops.
TB5 34-35
(c) PEAK-DEMAND
CONTROL
On/Off
The unit will operate at or below the maximum
capacity level that was set for the Peak-demand
control setting.
-
TB6 19-20
(d) Hot water storage
mode
On/Off
Heating operation with the set outlet hot water
temperature
Stop
TB6 32-33
(e) Heating-up mode
On/Off
Heating operation with the maximum water flow
amount
Stop
TB6 31-33
(f) Low-noise mode
On/Off
Operation using the set capacity as an upper limit Normal operation
TB6 21-24
Analog
Terminal
block/connector
Input type
Action
(g) WATER TEMP SETTING CONTROL Water temperature control can be set by using the external analog input to the CN421 on the
circuit board. One analog input type can be selected from the following types: 4-20 mA, 1-5 V, 0-
10 V, or 2-10 V.
CN421 2(+)-3(-)
(h) EXTERNAL WATER SENSOR 1
(optional)
-
TB5 25-26
(i) EXTERNAL WATER SENSOR 2
(optional)
-
TB5 27-28
(j) EXTERNAL WATER SENSOR 3
-
TB5 27-30
(k) EXTERNAL WATER SENSOR
(secondary circuit)
-
TB5 T1-T2
(l) EXTERNAL PUMP
(secondary circuit)
-
CN512 1-3
(m) FLOW SENSOR
(secondary circuit)
-
TB4 13-14
(n) FLOW ADJUSTMENT DEVICE
(secondary circuit)
-
TB6 10-12
Output
type
Contact type
Conditions in which the contact closes
(turns on)
Conditions in which the contact opens
(turns off)
Terminal
block/connector
(o) ERROR INDICATOR Close/Open
The unit has made an abnormal stop.
During normal operation
TB8 74-75
(p) OPERATION
INDICATOR
Close/Open
The "Unit Operation" contact (item (a) above) or
the ON/OFF button on the remote controller is ON.
The "Unit Operation" contact (item (a)
above) or the ON/OFF button on the remote
controller is OFF.
TB8 72-73
(q) EMERGENCY
SIGNAL
Close/Open
Water temperature has dropped below the Booster
Heater Operation Water Temperature (TWL1
value)(Item code 1057) and the outside
temperature (TAL1 value)(Item code 1058).
Water temperature is at or above
"TWL1+2ºC" or the outside temperature is
at or above "TAL1+2ºC".
CN512 5-7
(r) EXTERNAL DEVICE Close/Open
During freeze-up protection operation
During pump residue operation
Other than the items at left
TB8 86-87
RC/
SC/
M-NET
REMOTE
CONTROLLER
PAR-W31MAA
TB5 RA-RB
SYSTEM
CONTROLLER
AE-200
TB7 MA-MB *
M-NET
-
TB3 MA-MB
WT08219X05.book 58 ページ ２０１８年１０月１日 月曜日 午後７時４７分
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