Siemens LME7 Series Technical Instructions page 134
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Also See for LME7 Series:
- Basic documentation (245 pages) ,
- Basic documentation (165 pages) ,
- Manual (106 pages)
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Technical Instructions
LME-1000
Terminal
Description
X3-04.5
Main Voltage
X3-04.1
Safety Loop
X5-03.1
Burner On
X3-02.1
Air Pressure Switch
X5-01.2
Gas Pressure Switch(es)
X9-04.2
Valve Proving Pressure Switch
X10-05.1
Flame Signal
X10-06.2
POC (P237.00 = 1, P237.01 = 0)
X2-02.4
POC (P237.00 = 2, P237.01 = 0)
High Gas Press. Sw. (P237.01 = 1)
X2-02.3
POC Source
X6-03.3
Safety Valve
X2-01.3
Blower
X4-02.3
Ignition Transformer
X7-01.3
Pilot Valve
X7-04.4
Main Valve V1
X7-02.3
Main Valve V2
X2-03.3
Alarm
Drive to High Fire
X2-09.3
X2-09.2
Drive to Ignition / Low Fire
Drive Closed
X2-09.1
X2-09.4
Position Feedback
CR-1
Drive to High Fire
CR-2
Release to Modulate
CR-3
Drive to Low Fire
CR-4
Main Valve V2
Legend :
Appendix A
PME75.811A1 Phase Diagram with Relays
Phase
LOC
OFF
21
22
24
Param.
259
Notes
X
X
M
Note 3
X
Note 4
X
X
X
X
X
X
X
X
X
X
X
X
X
Note 1
X
X
X
X
X
Note 1
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
M
M
X
X
X
X
X
X
X
X
X
X
X
X
X
Note 1
X
X
X
X
X
Energized
Energized or de-energized
22
30
36
40
42
44
50
225
260
257
230
231
STARTUP
SAFETY
TIME 1
M
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
M
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
De-energized
M
Must be energized by end of phase
Page 12
52
oP
oP1
70
72
74
232
240
212
234
OPERATION
SHUTDOWN
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
M
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
LME Series
10
80
81
82
83
242
243
244
245
VALVE PROVING
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
M
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
SCC Inc.
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