External Input/Output - Mitsubishi Electric QAHV-N560YA-HPB Installation & Operation Manual

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

Input Dry contact
type
(a) UNIT OPERATION
(b) FAN MODE
(c) PEAK-DEMAND
CONTROL
(d) Hot water storage
mode
(e) Heating-up mode
(f) Low-noise mode
Analog
Input type
(g) WATER TEMP SETTING CONTROL Water temperature control can be set by using the external analog input to the CN421 on the
(h) EXTERNAL WATER SENSOR 1
(optional)
(i) EXTERNAL WATER SENSOR 2
(optional)
(j) EXTERNAL WATER SENSOR 3
(k) EXTERNAL WATER SENSOR
(secondary circuit)
(l) EXTERNAL PUMP
(secondary circuit)
(m) FLOW SENSOR
(secondary circuit)
(n) FLOW ADJUSTMENT DEVICE
(secondary circuit)
Output Contact type
type
(o) ERROR INDICATOR Close/Open
(p) OPERATION
INDICATOR
(q) EMERGENCY
SIGNAL
(r) EXTERNAL DEVICE Close/Open
RC/ REMOTE
SC/ CONTROLLER
M-NET
SYSTEM
CONTROLLER
M-NET
* 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.
ON (Close)
Run/Stop The unit will go into operation when the water
temperature drops below the preset temperature.
Forced/Normal The fan will remain in operation after the
compressor has stopped (including when the
OPERATION status is "STOP").
On/Off The unit will operate at or below the maximum
capacity level that was set for the Peak-demand
control setting.
On/Off Heating operation with the set outlet hot water
temperature
On/Off Heating operation with the maximum water flow
amount
On/Off Operation using the set capacity as an upper limit Normal operation
Action
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.
Conditions in which the contact closes
(turns on)
The unit has made an abnormal stop.
Close/Open The "Unit Operation" contact (item (a) above) or
the ON/OFF button on the remote controller is ON.
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).
During freeze-up protection operation
During pump residue operation
PAR-W31MAA
AE-200
OFF (Open)
The unit will stop except when the unit is in
the Anti-Freeze mode.
The fan will stop when the compressor
stops.
Stop
Stop
-
-
-
-
-
-
-
Conditions in which the contact opens
(turns off)
During normal operation
The "Unit Operation" contact (item (a)
above) or the ON/OFF button on the remote
controller is OFF.
Water temperature is at or above
"TWL1+2ºC" or the outside temperature is
at or above "TAL1+2ºC".
Other than the items at left
-
58
Terminal
block/connector
TB6 23-24
TB5 34-35
TB6 19-20
-
TB6 32-33
TB6 31-33
TB6 21-24
Terminal
block/connector
CN421 2(+)-3(-)
TB5 25-26
TB5 27-28
TB5 27-30
TB5 T1-T2
CN512 1-3
TB4 13-14
TB6 10-12
Terminal
block/connector
TB8 74-75
TB8 72-73
CN512 5-7
TB8 86-87
TB5 RA-RB
TB7 MA-MB *
TB3 MA-MB