Siemens LME7 Series Basic Documentation page 6

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15.2.3 Gas pilot ignition 1 (Gp1/2), 1-stage, with valve proving ................................ 69
15.2.4 Gas direct ignition 1 (Gp1/2), 1-stage, with valve proving .............................. 69
15.2.5 Valve proving of gas valves............................................................................... 70
Valve proving with separate pressure switch (P LT) ....................................... 70
Valve proving – calculation of leakage rate ..................................................... 71
15.3 Connection diagram for LME73.000... with actuator SQM4... (example
1) ......................................................................................................................... 72
15.4 Time table and settings for program sequence PME73.830... ....................... 73
15.5 LME73.000...: Inputs and outputs / internal connection diagram ................... 74
15.6 Parameter list PME73.830... (AZL2...) ............................................................. 75
16 PME73.840A2 .................................................................................................... 78
16.1 Program sequence PME73.840A2 ................................................................... 78
16.2 Connection diagrams fuel train applications (examples) ................................ 79
16.2.1 Gas direct ignition (G), 1-stage ......................................................................... 79
16.2.2 Gas pilot ignition 1 (Gp1/1), 1-stage................................................................. 79
16.2.3 Gas pilot ignition 1 (Gp1/2), 1-stage, with valve proving ................................ 80
16.2.4 Gas direct ignition 1 (Gp1/2), 1-stage, with valve proving .............................. 80
16.2.5 Valve proving of gas valves............................................................................... 81
Valve proving with separate pressure switch (P LT) ....................................... 81
Valve proving – calculation of leakage rate ..................................................... 82
16.3 Connection diagram for LME73.000... with actuator SQM4... (example
1) ......................................................................................................................... 83
16.4 Connection diagram for LME73.000... without actuator SQM4...................... 84
16.5 Time table and settings for program sequence PME73.840... ....................... 59
16.6 LME73.000...: Inputs and outputs / internal connection diagram ................... 60
16.7 Parameter list PME73.840... (AZL2...) ............................................................. 61
17 Legend ................................................................................................................ 65
18 Multistage or modulating mode......................................................................... 66
18.1 Relevant parameters.......................................................................................... 66
18.1.1 Connection diagram for feedback potentiometer ASZ12.33........................... 66
18.1.2 Connection diagram for load controller ............................................................ 67
18.2 Actuators............................................................................................................. 67
18.3 Function .............................................................................................................. 67
18.4 Load controller inputs ........................................................................................ 68
18.4.1 3-position step input X5-03................................................................................ 68
18.4.2 Analog input X65................................................................................................ 68
18.4.3 Selection source preset output analog / 3-position step input (P654) ........... 68
18.4.4 Actuator output X2-09........................................................................................ 68
18.4.5 Setting maximum running time of the actuator (P259 / P260 timeout) .......... 68
18.5 Multistage / modulating mode via 3-position step input X5-03 ....................... 69
18.5.1 Maximum possible resolution............................................................................ 69
18.6 Modulating mode via analog input signal X65 ................................................. 69
Basic Documentation LME7...
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CC1P7105en
13.10.2009