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Building Technologies Division
Basic Documentation LME7...
CC1P7105en
Infrastructure & Cities Sector
18 PME73.831…
29.11.2011
18.2 Connection diagrams for fuel applications
(examples)
18.2.1 Gas direct ignition (G), 1-stage, without valve proving
SV
V1
Program
G
Gas direct 1-stage
X2-02
PE
N L
LT
(
O
N
/O
F
F
)
LME73.000...
X7-04
LME73.000...
X7-01
Fuel valve control
X7-01:
X7-04: V1
X7-02
t1
t3
TSA
t4
t9
Operation
t5
Fig. 67: Connection diagram fuel application gas direct ignition (G), 1-stage, without valve proving
18.2.2 Gas pilot ignition 2 (Gp2), 1-stage, without valve proving,
simultaneously ignition burner
SV
V1
Program
Gp2
Gas pilot 2, 1-stage
PV
X7-02
X7-04
LME73.000...
Fuel valve control
X7-01:
X7-04: PV
X7-02: V1
t1
t3
TSA
t4
t9
Operation
t5
X2-02
PE
N
L
L
T
(
O
N
/O
FF)
LME73.000...
Fig. 68: Connection diagram fuel application gas pilot ignition 2 (Gp2), 1-stage, without valve proving