20/226
Building Technologies
Boiler Sequence Controller RMK770
CE1P3132en
HVAC Products
3 Commissioning
01.03.2005
T
T
T
31
32
S
4
2
CE-
Q11
D1
X8
Q24
Q23
G0
M
M
Y1
G1
G
G1
X6
M
X5
M
M
M
X3
X2
M
X4
M
Q33
Q34
Q41
Q44
Q53
Q54
Q63
Q64
Q14
CE+
X1
G1
Q12
Q42
Q73
Q74
Y2
G0
X7
D2
M
M
G1
G0
G1
RMK770
T
There are 2 choices for integrating the third boiler:
Since the RMK770 does not have a sufficient number of outputs, an extension module
is required.
Now, in the extra configuration, boiler 3 is assigned the boiler temperature sensor, the
first burner stage, the boiler pump and the shutoff valve.
T
T
T
T
31
32
S
4
3
CE-
Q11
D1
X8
Q24
Q23
G0
M
M
Y1
G1
G
G1
X6
M
X5
M
M
M
X3
X2
M
X4
M
Q33
Q34
Q41
Q44
Q53
Q54
Q63
Q64
Q14
CE+
X1
G1
Q12
Q42
Q73
Q74
Y2
G0
X7
D2
M
M
G1
G0
G1
RMK770
T
RMZ78…
1
2
3
Variant with
extension module