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Function settings (continued)
1
Settings for pulse input
2
Switching to power supply/exhaust when operation starts
3
Switching to the multi ventilation mode
4
Power supply ON/OFF function (cannot be set when PZ-41SLB-E is used)
5
Bypass automatic ventilation priority setting *
6
Setting for TM4 90 output
7
Extra High/High switch setting
8
Set for delay operation at heating or cooling start-up
9
Operation output monitor
10
Exhaust fan stop during defrosting, exhaust fan Low speed
operation at outdoor air lower than -15˚C
11
Settings for automatic recovery following power supply interruption
(cannot be set when PZ-41SLB-E is used)
12
Settings for filter cleaning (cannot be set when PZ-41SLB-E is used)
13
Setting for TM3 67 output
14
Settings for interlock mode
15
Exhaust fan stop at outdoor air lower than -15˚C *
1
Settings for pulse input
Set as shown when connecting the pulse signal equipment from a
building maintenance system to an external input.
OFF
ON
SW2
2
No pulse input (factory setting)
2
Pulse input
2
Switching to power supply/exhaust when operation starts
This sets the fan to run forcibly for 30 minutes when operation
starts to ventilate the indoor area. After 30 minutes, the system
switches to enable fan speed adjustment from the remote
controller. Use this setting if the indoor air is contaminated at night
when the system is shut down and you desire to ventilate the
indoor area quickly when operation is started in the morning.
OFF
ON
SW2
3
Normal (factory setting)
3
Runs the fan forcibly for 30 minutes when operation starts.
3
Switching to the multi ventilation mode
This sets the ventilation system to in the case that ventilation
balance in accordance with the use environment and installation
location is selected. There are four possible setting modes.
OFF
ON
Mode
Power Ventilation
4
Normal (factory
5
setting)
4
Power Supply
5
SW2
4
Power Exhaust
5
4
Power Save
5
Ventilation
Power supply ON/OFF function (cannot be set when PZ-
4
41SLB-E is used)
Controls stop and start operation by turning the power supply (230
V) for the Lossnay on and off.
OFF
ON
Mode
Off
Stop and start is performed according to SW5-4
6
SW2
(factory setting)
settings when the power is on.
6
On
Operation possible by turning power on and off.
Mode
Operation
Operation
The fan speed alternates between the High
(Extra high) and Low instead of the remote
controller setting.
Runs the exhaust fan (EA) at Low speed
constantly.
Alternates the supply fan (SA) speed between
the High (Extra high) and Low.
Runs the supply fan (SA) at Low speed
constantly.
Alternates the exhaust fan (EA) speed
between the High (Extra high) and Low.
Runs the supply fan (SA) and exhaust fan
(EA) at Low speed constantly.
Switches to the Power Save Ventilation setting
regardless of the remote controller's High
or Low.
Operation
5
Bypass automatic ventilation priority setting
Two thermistors in the Lossnay unit detect the indoor (RA) and
outdoor (OA) air temperatures and automatically select the
"Lossnay ventilation" or "Bypass ventilation". With this mode,
however, priority is given to the "Bypass ventilation".
* This setting reflects to the night purge operation condition.
OFF
ON
When outdoor temperature (OA) is 28˚C or higher within 24 hours,
then Bypass ventilation starts by the comparison OA and RA
temperature. The lowest RA temperature of Bypass operation is
7
24˚C (factory setting)
When the night purge is set by the remote controller PZ-60DR-E,
night purge operation starts at a temperature of 28˚C (within 24
SW2
hours).
When outdoor temperature (OA) is 17˚C or higher within 24 hours,
then Bypass ventilation starts by the comparison OA and RA
temperature. The lowest RA temperature of Bypass operation is
7
19˚C
When the night purge is set by the remote controller PZ-60DR-E,
night purge operation starts at a temperature of 17˚C (within 24
hours).
6
Setting for TM4 90 output
OFF
ON
Operation monitor output
8
Corresponds to operation mode output (TM490) based on SW5-2
setting. (factory setting)
Operation monitor output with delay function 1
Corresponds to operation mode output (TM490) supply fan with
SW2
following function.
• Starts the output (TM490) 10 seconds after supply fan
8
operates.
• Lossnay continues to operate for 3minutes after stopping the
output (TM490)
Caution : Fan may be operating after turn off the switch of the
remote controller.
7
Extra High/High switch setting
Select this function when increased air volume is required or when
the duct piping is longer.
OFF
ON
9
Supply fan (SA) - High fixed (factory setting)
SW2
9
Supply fan (SA) - Extra High fixed.
10
Exhaust fan (EA) - High fixed (factory setting)
10
Exhaust fan (EA) - Extra High fixed
8
Set for delay operation at heating or cooling start-up
Delays Lossnay operation for 30 minutes when City Multi or Mr.
Slim starts operating or when a external device starts operating. (If
the PZ-41SLB-E is used, set it at the remote control. )
OFF
ON
1
No operation delay (factory setting)
SW5
Operation delay of 30 minutes
1
* This function is invalid with in 2 hours' restart
9
Operation output monitor
This setting is available when SW2-8 is OFF.
OFF
ON
Corresponds to operation mode output (TM4 90) exhaust fan
2
(factory setting)
SW5
Corresponds to operation mode output (TM4 90) supply fan (The
operation monitor output is off when the supply fan is stopped for
2
operation in cold regions or during the City Multi or Mr. Slim defrost
mode.)
Operation
Operation
Operation
Mode
Mode
21
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