Connection Diagram For Lme73.000 - Siemens LME7 Series Basic Documentation

Note:

The connection diagram shown is merely an example which must be verified in the individual case
depending on the application!
PME73.831...
X66
a b c
ASZ12.33
I
IV
3 2 6
X2-09
Fig. 73: Connection diagram for LME73.000... with actuator SQM4... (example 1)
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18.4 Connection diagram for LME73.000... with
actuator SQM4... (example 2)
1-stage modulating
With/without pilot ignition
With/without valve proving
Type
a
b
SQNx1...
SQMx1... a b
c
b
SQNx0...
c
b
SQMx0...
Terminal potentiometer
(1 kOhm conductive 90°)
ASZxx30
Only required for modulation via
analog signal (0...10 V, 4...20 mA,
0... 135 Ohm) (parameter 560 = 2)!
II III
M
V
4 5 5 3
1 4 1
X1
External relay
for pilot valve
Basic Documentation LME7...
18 PME73.831...
Direction of
rotation
c ---
c ---
a
---
a
---
VI Ignition load
V
IV
III Low-fire
II CLOSE
High-fire
I
VI
2 2 3 1
X2 X3
Only required if switching load
of cam switch in the actuator
Is lower than the current consumption
of the pilot valve!
N
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CC1P7105en
29.11.2011