Siemens LMV36.520A1 - Gas Pressure Switch for Gas Valve Proving (P LT) X9-04

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Building Technologies Division Basic documentation LMV36... CC1P7544en
Infrastructure & Citiies Sector 7 Basic unit 25.09.2013
7.3.5 Gas pressure switch for gas valve proving (P LT) X9-04
Input for connection of Pressure switch valve proving (P LT) X9-04.
The input is active only when firing on gas and when the valve proving is activated (refer
to chapter Program sequence).
No. Parameter
241
Gas: Execution valve proving
0 = no valve proving
1 = valve proving on startup
2 = valve proving on shutdown
3 = valve proving on startup and shutdown
341
Fuel 1 gas: Execution valve proving
0 = no valve proving
1 = valve proving on startup
2 = valve proving on shutdown
3 = valve proving on startup and shutdown
Pressure switch valve proving (PLT)
or oil pressure switch-min (Pmin)
LMV...
Bild 370e/1010
3
2
1
P LT
Figure 20: LMV36…: Pressure switch valve proving gas (P LT) X9-04
Pressure switch valve proving (PLT)
or oil pressure switch-min (Pmin)
LMV...
3
2
1
1
Bild 372e/1010
Oilmin
1
to basic unit
Fuel 1
Fuel 0
1
1
1
2
3
4
5
3
2
1
3
2
1
AGM60...
Figure 21: LMV36… with AGM60…: Pressure switch valve proving gas (P LT) X9-04
Pressure switch valve proving (P LT)
Input for connection of valve proving with own pressure switch for valve proving.
The input is active only when valve proving is activated.
Error
code
Diagnostic
code
Meaning for the LMV36... system
12 0 Fuel valve 1 (V1) leaking
1 Fuel valve 2 (V2) leaking

Note
When using configuration Valve proving, it is not possible to use the input for Start
release gas.