Toshiba VN-M150HE Service Manual page 132

Air to air heat exchanger concealed microcomputer control type
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Setting for changing the operation output
Terminals 1 and 2 for external devices can be used to connect an auxiliary fan or to use the operation output for
operating external devices connected to the terminal. It can be specified when the operation output is used.
* Apply this setting for the Air to Air Heat Exchanger to which an external device is connected.
• Select [ED] in step 3 on page 124.
• Select a value from the table on the below in step 4 on page 125.
Code
SET DATA
Changing the
ED
operation
output
0000: Contact is on only during normal operation.
* Contact is off during 24-hour ventilation or nighttime heat purge operation.
* Contact is off during cold mode (while the temperature is below -10 °C).
0001: Contact is on during normal operation, 24-hour ventilation, or nighttime heat purge operation.
* Contact is on when 24-hour ventilation is stopped intermittently.
* Contact is off when nighttime heat purge operation is on standby. (paused before the monitoring operation of the
nighttime heat purge operation starts)
* Contact is off during cold mode (while the temperature is below -10 °C).
0002: Contact is on during 24-hour ventilation or nighttime heat purge operation.
* Contact is on when 24-hour ventilation is stopped intermittently.
* Contact is off during normal operation or when the nighttime heat purge operation is on standby. (paused before
the monitoring operation of the nighttime heat purge operation starts)
* Contact is off during cold mode (while the temperature is below -10 °C).
0003: Contact is on only when SA fan is running.
* Contact is off when 24-hour ventilation is stopped intermittently, so do not connect an auxiliary fan.
0004: Contact is on only when EA fan is running.
* Contact is off when 24-hour ventilation is stopped intermittently, so do not connect an auxiliary fan.
* Contact is off during delayed operation, when switching the damper (Heat exchange mode/Bypass mode),
regardless of the selected value.
Abnormal signal/bypass mode signal output setting
Terminals 3 to 5 for external output can be used to detect an abnormal signal/bypass mode signal output. Output
signal to be detected can be selected.
* Adjust this setting for the Air to Air Heat Exchanger to which an external output is connected.
* When [0000] is selected, contact is on If there is any error on the connected Air to Air Heat Exchanger.
• Select [EE] in step 3 on page 124.
• Select a value from the table on the below in step 4 on page 125.
Code
Changing the abnormal signal/
EE
bypass mode signal output
0000: Contact is on when an abnormal signal output is detected.
0001: Contact is on when the bypass mode signal output is detected.
* Contact is on during nighttime heat purge operation.
* Contact is off when the nighttime heat purge operation is on standby. (paused before the monitoring operation
of the nighttime heat purge operation starts)
* Even when
0000
ON during
normal
operation
hour ventilation,
(Factory
default)
SET DATA
is displayed on the remote controller, contact is off during the Heat exchange mode.
0001
0002
ON during
normal
ON during 24-
operation, 24-
hour ventilation
or nighttime
or nighttime
heat purge
heat purge
operation
operation
0000
ON when an abnormal signal is
detected
(Factory default)
131
0003
0004
ON when SA
ON when EA
fan is running
fan is running
0001
ON when the bypass mode signal
is detected

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