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LWZ 170 E PLUS / LWZ 370 PLUS |
19
INSTALLATION
Settings
12.1.2 List of parameters in the settings menu
Param-
eter
Description
Unit Factory setting
Setting range
Step
size
Display text
and symbols
01
Air flow rate of stage
m
3
/h 50
0
50: Moisture protection ventilation
02
Air flow rate of stage 1
m
3
/h 100
LWZ 370 plus: 50 - 400
5
LWZ 170 E plus: 50 - 300
03
Air flow rate of stage 2
m
3
/h LWZ 370 plus: 200 LWZ 370 plus: 50 - 400
5
LWZ 170 E plus: 150 LWZ 170 E plus: 50 - 300
04
Air flow rate of stage 3
m
3
/h LWZ 370 plus: 300 LWZ 370 plus: 50 - 400
5
LWZ 170 E plus: 225 LWZ 170 E plus: 50 - 300
05
Bypass temperature
°C
22
15 - 35
0.5
BYPASS
06
Bypass hysteresis
°C
2
0 - 5
0.5
BY HYS
07
Bypass damper function
0
0 (Automatic function)
BYPASS
1 (Bypass damper closed)
2 (Bypass damper open)
08
Communication
eBUS
OT (OpenTherm)
eBUS
OT/BUS
09
BUS address
0
0 - 9 (0 = master)
BUSADR
10
Introduction of an additional extract
air flow.
OFF
As default, this parameter must remain OFF for this
appliance.
CV+WTW
11
Pressure imbalance permissible
ON
OFF (Air flow rate for supply/extract air the same)
ON (Pressure imbalance permissible)
12
Fixed pressure imbalance
m
3
/h 0
-100 - 100
1
13
Heating coils
0
0 (Aus)
HEATER
1 (Preheater coil)
2 (Reheater coil)
14
Reheater coil temperature
°C
21
15 - 30
0.5
HEATER
15
Selection, switching input 1
0
0 (N/O contact)
V1
1 (0 - 10 V input)
2 (N/C contact)
3 (Bypass open = 12 V; bypass closed = 0 V)
4 (Bypass open = 0 V; bypass closed = 12 V)
16
Minimum voltage, switching input 1 V
0
0 - 10
0.5
V1 MIN
17
Maximum voltage, switching input 1 V
10
0 - 10
0.5
V1 MAX
18
Conditions, switching input 1
0
0 (Aus)
CN1
1 (Ein)
2 (On, if conditions for open bypass are met)
3 (Bypass control)
4 (Supply air diverter valve)
19
Supply air fan mode, switching
input 1
5
0 (Supply air fan off)
CN1
1 (Absolute minimum air flow rate 50 m
3
/h)
2 (Air flow rate stage 1)
3 (Air flow rate stage 2)
4 (Air flow rate stage 3)
5 (Step switch)
6 (Max. air flow rate)
7 (No supply air fan control)
