70
Subject to change without notice | 83054200hUK – Translation into English of the original German operating manual | ait-deutschland GmbH
LW 251 A
a
b
c
Legend:
Equipement
R2
R3
R4
R5
R6
R10
X52
TWE
TWA
TRL
TVL
THG
CW
-X52
-R4
UK
Function
If installed: heat source input gauge
If installed: heat source outlet gauge
Return sensor
Flow sensor
Hot gas sensor
Encoding resistor
Plug on switch box heat pump (gauge line)
817344c
-R5
-R6
2200 Ohm
-R3
-X10
-R10
-R2
1
23
45
678
12
8
A
B
C
D
E
F
A
B
C
D
E
F
Blatt
Bl.
3
3
3
45
67
AIT
817344
Stromlaufplan
ait-deutschland GmbH
ÄM028/2010
ÄM012/2011
ÄM066/2015
10.08.2010
28.04.2011
15.12.2015
AP
AP
AP
1
TRL
23
TVL
45
THG
67
TWA
89
29
CW
10
30
11
TWE
12
-X52
Änderung
Datum
Datum
Bearbeiter
Geprüft
Norm
Name
15.12.2015
Pfleger
R.
LW 251A
Circuit diagram 3/3