KEY
AL
Alarm signal "Leaking valve"
AR
Main relay with contacts "ar..."
AS
Built-in fuse
BR
Lockout relay with contacts "br..."
DW
Pressure monitor for valve proving test (does not replace the
gas pressure monitor used to signal lack of gas)
EK... Lockout reset button
GP
Gas pressure monitor (for lack of gas)
HR
Auxiliary relay with contacts "hr..."
L1
Built-in lockout warning lamp
SM
Synchronous motor of programming mechanism
SK
Mains switch
Warning notes
z
The electrical wiring must comply with local and country-specific stan-
dards and regulations!
z
The LDU11... must be completely isolated from the mains before per-
forming any work on it!
z
The LDU11... is a safety device. It is therefore not permitted to open,
interfere with or modify the unit!
z
Check wiring carefully before putting the unit into operation!
z
Check all safety functions when putting the unit into operation or after
replacing a fuse!
z
Ensure protection against electric shock hazard on the unit and at all
electrical connections through appropriate mounting!
z
Electromagnetic emissions must be checked from an application point
of view!
z
The regulations and standards covering the specific application must
be observed!
z
All installation and commissioning work must be carried out by quali-
fied personnel!
z
In the geographical areas where DIN standards are in use, the installa-
tion must be in compliance with VDE requirement, particularly with the
standards DIN/VDE 0100 and 0722!
z
Condensation and ingress of humidity must be avoided!
z
Ignition cable must always be laid separately, observing the greatest
possible distance to other cables!
Содержание TP1030
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