Siemens LME7 Series Basic Documentation page 72

RAST5 plug
pin number
X5-03 Pin 1
RAST5 plug
pin number
X2-02 Pin 3
X6-03 Pin 3
X2-01 Pin 3
X4-02 Pin 3
X7-04 Pin 4
X7-02 Pin 3
X7-01 Pin 3
X2-03 Pin 3
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HVAC Products
14 PME73.820A2
14.1 Program sequence PME73.820A2
→ For connection diagram fuel train «G»
Operating unit parameter number
Display AZL2...
Display 7 segment in the LME...
LED blinking
Relay
Function / inputs
contact
Safety loop
LR-OPEN
LR-CLOSED
Not active
Not active
P LT
Not active
Relay
Function / outputs
contact
K4
K5 /6
K7 /8
K9 /10
V2a
K2 /3
Inp ut of cam V2
Output of cam V 2
High-fire
Cam V2
Ignition load / low-fire
CLOSED
Figure 34: Program sequence PME73.820... for connection diagram fuel train (G)
*) During the actuator running phases, the actuator feedback signal must be OFF first, then ON.
*1 Valve proving, if P241 = 1 after mains ON, lockout or P234 (postpurge time t8) = 0 second
*2 Valve proving, if P241 = 1 and P234 (postpurge time t8) = 0 second
Basisdokumentation LME7...
14 PME73.820A2
Startup
259 224 225 260 226 257 230
Operation
Shutdown Valve proving
if parameter
P241.00 = 1 (ON)
Can be
parameterized
234
240
oP: P1
oP1
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24.09.2009