Instruction
m
anual
DR-RS
0307248
_R1.3
64
Le
gend
A
Jacket
B
Isolatin
g
tran
sformer
C
APDS
(Ai
r
pre
s
su
re
dif
ferential
switch
)
D
Filter
E
Reset
button
F
Fr
ost
th
ermo
st
at
G
Con
tro
l
the
rmo
st
at
H
ON/
OFF
switch
K
Safety
ther
most
at
L
Hig
h-limit
thermost
at
M
Burner
control
N
Con
nector
clip
strip
P
Earthing
strip
R
Relay
(Max.
250
V
,
10A)
OP
TION
AL
CO
MPONENTS:
S
Clo
ck
T
Potentiost
at
Fi
gure
A.1
El
ectrical
diag
ram
DR
-RS
Br
ow
n
Bl
ue
Y
e
llow
/
Gre
en
Bl
ac
k
Wh
ite
Red
W
h
it
e
/
Or
ang
e
Wh
ite
/
P
urpl
e
Black
/
Gr
ee
n
Black
/
Red
Black
/
Whit
e
