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Siemens LMV52.200A2 - Default Chapter; Table of Contents

Siemens LMV52.200A2
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Siemens Building Technologies Basisdokumentation LMV5... CC1P7550en
HVAC Products 13.08.2004
LMV51.140B1 .......................................................................................23
LMV51.200A1 .......................................................................................23
LMV51.200A2 .......................................................................................23
LMV52.200A1 .......................................................................................23
LMV52.200A2 .......................................................................................23
LMV52.240A1 .......................................................................................23
LMV52.240A2 .......................................................................................23
2.4 Block diagram inputs / outputs.......................................................................24
Block diagram (cont‘d).......................................................................25
Block diagram (cont‘d).......................................................................26
3 Fuel train applications (examples).............................................................27
Direct gas ignition..................................................................................27
Gas pilot ignition 1.................................................................................27
Gas pilot ignition 2.................................................................................27
Fuel valve control program....................................................................27
Fuel train applications (cont‘d) ..............................................................28
Direct ignition with light oil, multistage ..................................................28
Direct ignition with light oil, modulating .................................................29
Fuel valve control program....................................................................29
Direct ignition with heavy oil, multistage ...............................................30
Direct ignition with heavy oil, modulating ..............................................30
Fuel valve control program....................................................................31
Dual-fuel burner gas / light oil with gas pilot ignition .............................32
Fuel valve control program....................................................................32
Dual-fuel burner gas / heavy oil with gas pilot ignition ..........................33
Fuel valve control program....................................................................33
4 Burner control..............................................................................................34
4.1 Description of inputs and outputs...................................................................34
Flame signal input and flame detector X10–01 and X10–03 ................34
Self-test function LMV5... / QRI... ......................................................34
Separate flame supervision, only with LMV52... ...................................34
Application example ..........................................................................35
Implementation ..................................................................................35
Technical data, flame supervision........................................................35
QRI (suited for continuous operation) ...................................................35
Connection diagram ..........................................................................35
IONIZATION (suited for continuous operation) .....................................36
QRB... (for intermittent operation only) .................................................36
4.1.1 Digital inputs ..................................................................................................37
SAFETY LOOP X3–04..........................................................................37
FLANGE X3–03 ....................................................................................37
Inputs for external controller (ON/OFF) X5–03 .....................................37
2 inputs (ON / OFF or STAGE2 / STAGE3) ..........................................38
X5–03....................................................................................................38
Air pressure switch (APS) X3–02..........................................................38
Pressure switch-VP-gas / LT or closed position indicator (CPI) X9–03 39
Pressure switch-min-gas, start release gas (PSmin-gas) X9–03..........39
Start release gas X7–03 (only with LMV52...).......................................40
Pressure switch-max-gas, (PSmax-gas) X9–03 ...................................40
Pressure switch-min-oil (PSmin-oil) X5–01...........................................40

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