Exhaust Fan Setting At Oa Temperature Lower Than -15 ˚C; Interlock Mode Setting; Pulse Input Setting; Night-Purge Setting 1) Air Volume - Mitsubishi Electric LGH-25RVX-E Installation Instructions Manual

Function settings (continued)
Exhaust fan setting at OA temperature
No.14
lower than -15 ˚C
Sets the operation of the exhaust fan when the outdoor air is lower
than -15 ˚C (when supply fan stop).
DIP-SW PZ-61DR-E
Setting
check
SW No. Setting Function No. Setting Data
- -
5-3 OFF
5-9 ON
5-3 ON
SW5-3
5-9 OFF 14
SW5-9
5-3 OFF
5-9 OFF
(Factory setting)
5-3 ON
5-9 ON
* In case Lossnay is operating fan speed 1, exhaust fan keeps fan
speed 1. Function No. 13 and No. 14
then it is impossible to set independently without PZ-61DR-E.
No.15

Interlock mode setting

These settings indicate how Lossnay should operate when external
devices are started or stopped.
DIP-SW PZ-61DR-E
Setting
check
SW No. Setting Function No. Setting Data
- -
5-7 OFF
5-8 OFF
(Factory setting)
5-7 ON
5-8 OFF
SW5-7
15
SW5-8
5-7 OFF
5-8 ON
5-7 ON
5-8 ON
No.28

Pulse input setting

Set external input signal type from external device for TM2.
DIP-SW PZ-61DR-E
Setting
check
SW No. Setting Function No. Setting Data
- -
OFF
SW2-2 28
(Factory setting)
ON
Eng-16
Setting Exhaust fan operation at
check outdoor temp. -15 ˚C or less
0
DIP-SW priority
(Factory setting)
1 Stop
Forced to fan speed 2
2
or less*
3 No change
are included in DIP-SW 5-3,
Setting
Interlock setting
check
0
DIP-SW priority
(Factory setting)
The Lossnay will start and stop
according to the operation of the
external devices. Subsequent
1
operation will be possible using
the remote controller for the
Lossnay or MELANS.
The Lossnay will start whenever
external devices are operated.
2 Lossnay stop operation will
be possible using its remote
controller or MELANS.
The Lossnay will stop whenever
external devices are stopped.
3 Lossnay start operation will
be possible using its remote
controller or MELANS.
The Lossnay will start and stop
according to the operation of
the external devices. Control
4 via the Lossnay remote
controller or MELANS will only
be possible when external
devices are stopped.
Setting
Pulse input setting
check
0
DIP-SW priority
(Factory setting)
1 NOT pulse input
2 Pulse input
Night-purge setting 1)
No.30
Air volume
Set fan speed during Night-purge. To use Night-purge function, it is
necessary to set No. 30 , No. 31
This function is N/A from Lossnay unit DIP-SW.
DIP-SW PZ-61DR-E
Setting
check
SW No. Setting Function No. Setting Data
- -
- -
N/A 30
- -
- -
- -
Night-purge setting 2)
No.31
Outdoor and indoor temperature gap
Set one of conditions for Night-purge start, temperature gap between
indoor and outdoor.
When the actual gap between indoor and outdoor becomes bigger
than the setting, Night-purge starts.
This function is N/A from Lossnay unit DIP-SW.
DIP-SW PZ-61DR-E
Setting
check
SW No. Setting Function No. Setting Data
- -
- -
- -
- -
N/A 31
- -
- -
- -
- -
Night-purge setting 3)
No.32
The lowest outdoor temperature
Set one of conditions for Night-purge start, maximum outdoor
temperature within 24 hours.
When this setting temperature is low, it is likely to start Night-purge.
This function is N/A from Lossnay unit DIP-SW.
DIP-SW PZ-61DR-E
Setting
check
SW No. Setting Function No. Setting Data
- -
- -
- -
- -
- -
- -
- -
- -
N/A 32
- -
- -
- -
- -
- -
- -
- -
- -
No.34
Input priority setting
Set to follow input to the main unit from air conditioner, fan speed
controller, etc.
This function is N/A from Lossnay unit DIP-SW.
DIP-SW PZ-61DR-E
Setting
check
SW No. Setting Function No. Setting Data
- -
N/A 34
- -
, No. 32 correctly.
Setting Night-purge setting 1)
check Air volume
N/A (Night-purge
0
(Factory setting)
function is not available)
1 Fan speed 1
2 Fan speed 2
3 Fan speed 3
4 Fan speed 4
Setting Indoor temperature -
check outdoor temperature
0 0 ˚C or more
1 1 ˚C or more
2 2 ˚C or more
3 3 ˚C or more
4 4 ˚C or more
5
5 ˚C or more
(Factory setting)
6 6 ˚C or more
7 7 ˚C or more
Setting The maximum outdoor
check temp. within 24 hrs
0 15 ˚C or more
1 16 ˚C or more
2
17 ˚C or more
(Factory setting)
3 18 ˚C or more
4 19 ˚C or more
5 20 ˚C or more
6 21 ˚C or more
7 22 ˚C or more
8 23 ˚C or more
9 24 ˚C or more
10 25 ˚C or more
11 26 ˚C or more
12 27 ˚C or more
13 28 ˚C or more
14 29 ˚C or more
15 30 ˚C or more
Setting
Input priority setting
check
0
Main unit input priority
(Factory setting)
1 Individual input priority