Basic Documentation

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Siemens Modular Heating Controller RMH760B CE1P3133en
Building Technologies 3 Commissioning 2017-09-29
3.2.3 Short designations for basic module and extension
modules
The following short designations are used for the basic module and the extension modules:
Short designation
Type of module
N
Basic module RMH760B
A2
Extension module RMZ782B
A2(1)
First of 2 extension modules RMZ782B
A2(2)
Second of 2 extension modules RMZ782B
A3
Extension module RMZ783B
A7
Extension module RMZ787
A9
Extension module RMZ789
A9(1)
First extension module RMZ789
A9(2)
Second extension module RMZ789
These short designations also appear on the operator unit.
3.2.4 Use of the configuration diagrams
Use of the configuration diagrams is explained on the basis of plant type H4-5.
H4-5
A3N1
3133S35
A3.X2
A3.Q1/Q2
A3.Q5
A3.X1
N.X2
N.X1
N.Q3
N.X3
N.Q5
N.Q1/Q2
A2(2)A2(1)
A2.X1
A2.Q3
A2.Q1/Q2
A2.X1
A2.Q3
A2.Q1/Q2
Configuration diagram for plant type H4-5
a
a
a
a d d
a
Q Q
x x
1 2
x x
3 4
0.
..10
V
Y
Q
d
d
B
d
B
V
Q
2
)
1 )
3
P
R1
Q
R2
Q
d
d d
Q
Y Q
a
a
a
a d d
a
Q
0
..
.
10
V
Y
Q
d
d
B
d
B
V
Q
2 )
1 )
3
P
a
R1
Q
R2
Q
d d
Q
a
a
a a d d
a
Q
0
...1
0 V
Y
Q
d
d
B
d
B
V
Q
2 )
1 )
3
P
a
R1
Q
R2
Q
d d
Q
RMH7 6 0
N.X5
x
N.X6
x
N.X4
x
N.X3
x
N.X2
x
N.X1
x
A7.X3
x
A7.X4
x
A7.X2
x
A7.X1
x
RMZ789 (2)
A9.X6
x
A9.X5
x
A9.X3
x
A9.X4
x
A9.X2
x
A9.X1
x
RMZ789 (1)
( )
A2.X3
x
A2.X2
x
A2.X1
x
A2.X3
x
A2.X2
x
A2.X1
x
A3.X3
x
A3.X4
x
A3.X2
x
A3.X1
x
RMZ782 (2)
RMZ783
RMZ787
A9.X6
x
A9.X5
x
A9.X3
x
A9.X4
x
A9.X2
x
A9.X1
x
a
d d
d
Q
d
d
B
d
B
V
Q
1 )
DC 0...10 V
a
0...10 V
Y
a
2 )
3
P
a
d d
d
Q
d
d
B
d
B
V
Q
1 )
DC
0.
..1
0 V
a
0.
..
1
0
V
Y
a
2 )
3
P
i i
i i
1
2
3
4
1. 2.
d
a d
a
ddd
Q Q Q
d
Q
d
B
d
B
V
Q
a
0...10 V
Y
0..
.10 V
Y
2 ) 2 )
1 )
3
P
3
P
Y
d d
d
a
x
a
Q
a
a
d
0...1
0 V
Y
2 )
3
P
N.Y1
Y
N.Q 4
Q
N.Q 1
Q
N.Q 2
Q
N.Q 3
Q
N.Q 5
Q
A9 .Q 2
Q
A9 .Q 3
Q
A9 .Q 4
Q
A9 .Q 1
Q
A7 .Q 1
Q
A7 .Q 2
Q
A7 .Q 3
Q Q
A7 .Q 5
N1
N2
N1
N2
N3
N4
N.Y2
Y
A9 .Y1
Y
A9 .Y2
Y
A9 .Q 2
Q
A9 .Q 3
Q
A9 .Q 4
Q
A9 .Q 1
Q
N1
N2
N3
N4
A9 .Y1
Y
A9 .Y2
Y
3
P
3
P
3
P
3
P
3
P
A2 .Q 2
Q
A2 .Q 3
Q
N1
N2
A2 .Y1
Y
3
P
A2 .Q 2
Q
A2 .Q 3
Q
N1
N2
A2 .Y1
Y
3
P
A3 .Q 2
Q
A3 .Q 3
Q
A3 .Q 5
Q
N1
N2
A3 .Y1
Y
3
P
A3 .Q 4
Q
3
P
RMZ782 (1)
V
a a
a
d
a a
d d
d
Q
Y
3
P
Q Q
Y
3
P
Q Q
V
d
d
B
d
0...1
0 V
2 )
B
0.
..1
0 V
2 ) 1 )
B
1 )
B
V
d
d
d
B
d
a
Q Q
B
0.
..10
V
Y
2 )
3
P
Q
dd
1 )
a
A2 .Q 1
Q
A2 .Q 1
Q
A3 .Q 1
Q
1 2 21
x x x x
A B
3
x
Q
d
C
1 2 21
x x x x
A
B
3
x
Q
d
C
1 2 21
x x x x
A B
3
x
Q
d
C
1 2 21
x x x x
A
B
3
x
Q
d
C
Q
a
a
d
A - B
Q
a a
d
A - B
x x
x
xx
x x
.. .
...
X
1
2
3
4
X X X
.
Fl o
w
Re tu
rn
Room
Ro om
rel.
T
imer
R
oom ab
s.
O
perat i
ng mo
de
clos
e
ope
n
Re
la
y
1
Re
lay
2
Heating circuit 1
HC-
pump
F
aul
t bu
tto
n
He
ati
ng
limi
t
Heatin
g
Heat demand
Op
erati
ng mod
e
Ou
t
si
de
Flo
w
Re
tur
n
Room
R
oom
re
l.
R
oom
ab
s.
Op
erat
ing
mo
de
T
im
e
r
o
pen
cl
ose
HC-
pump
H
ea
ti
n
g
l
im
i t
O
per
ati
ng m
ode
F
lo
w
R
etur
n
Ro
o
m
Ro
om
re
l
.
R
o
o
m
a
b
s
.
O
uts
ide
Op
era
tin
g m
ode
Ti
mer
c
l
os
e
o
pe
n
Hea
ting
li
mit
Op
e
ra
ti
n
g
m
od
e
HC-
pump
Heating circuit 3
Heating circuit 2
Heat requis.
Frost
Flow
R e t u r n
cl
ose
open
Main
pump
D
is
pl
ay
1
D
isplay
8
Wind
S o
lar
Outsi
de
Leg
ion
ell
a
fun
ctio
n r
ela
y
Primary
F
low
R
etur n Fl
ow
Secondary
Con-
sumer
Cir cu -
lation
Tank
Op
era
ting
mo
de
cl
ose
op
en
cl ose o
pen
clos
e
open
Maintain.
temp.
Fl
u e g a s R
e
l
e
a
s
e
F
lu e g as m o de
.
B u rn e r
Bo
iler
R e tu rn
B
u rn er
S hu
toff valve
Boilerp.
Byp a ssp.
(W
ater sh
ortage
) 1
(O
ver pressure)
2
(U n
derpr
essu
re) 3
Pump funct:
Boiler
ModulatingStage
close open
Setp
oint comp.
cl ose open
MBRT
Flo
w
R
e tu
r n
He
atin
g
F
ros
t
Pri mary con tro l ler
H e a t r e
q u i s .
Syste m
pump
cl
ose
o
pen
top
b
otto
m
Fl
ow
Fo
rce
d ch
arg
ing
4 Extension modules
1) 6 Single or t win pumps
2) 6 Cont rol output s (DC 0.. . 10 V or 3-positioning)
3-Positioning output in pairs Q1/Q2, Q3/Q4
Configuration Diagram
RMH760B
Maximum configuration:
Plant type
Miscellaneous
Main controller
Faults
Counter
DHW
Primary
Re
tur
n
F
low
si
gna
l
Flow
cl
ose
op
en
Secondary
= from
= to
3133W01_H_en_a
Comparat or 2
Comparat or 1
Logic 1
Logik 2
Logik 3
Logik 4
Trend
H4-5
Plant type H4-5