Siemens LME11 series User Manual

12/23
Building Technologies CC1N7101en
HVAC Products 29.06.2006
Technical data (cont´d)
Detector current required
(with flame)
Perm. detector current
(without flame)
Possible detector current
with flame (typically)
QRC...
Min. 70 µA Max. 5.5 µA Max. 100 µA
The values given in the table above only apply under the following conditions:
- Mains voltage AC 230 V
- Ambient temperature 23 °C
Detector current in operation:
- Flame signal instable
- Green LED flashing
Detector current in operation:
- Flame signal stable
- Green LED steady on
QRC...
< 45 µA > 45 µA
The values given in the table above only apply under the following conditions:
- Mains voltage AC 230 V
- Ambient temperature 23 °C
12
LME...
12
sw
bl
br
µA DC
+
QRC1...
7101v02/1005
Legend
µA DC DC microammeter with an internal resistance of
Ri = max. 5 kΩ
bl Blue
sw Black
br Brown
As an alternative to detector current measurement, the OCI400 / ACS400 diagnostics
tool can be used. In that case, the DC microammeter is not required.
Flame supervision
with QRC...
(only LME23…)
Green LED for opera-
tional status indication
Measuring circuit for
detector current

Siemens LME11 series Specifications

General

Brand	Siemens
Model	LME11 series
Category	Control Unit
Language	English