产品详情

LEC1.1/8854西门子控制器

Commissioning work must be carried out by qualified staff
• Prior to commissioning, ensure that wiring is in an orderly state
• Continuous display of the program sequence in the viewing window:
It is also possible to program the unit by means of a changeover link (UL3) in a way
that the programming mechanism does not stop in case of lockout, but that it runs
to the end of the program. The only component that receives power during that period
of time is the fan for postpurging (connected to terminal 17)
• The motor of the programming mechanism can be switched off (simplifies burner
adjustments)
• The camshaft can be rotated manually
• For setting instructions, refer to «Adjustment facilities on the unit»
• When commissioning the plant or when carrying out maintenance work, make the
following checks:

Type reference * Rated voltage Factory settings for
mains
frequency
t1 TSA t9
LEC1 / 8851 AC 220...240 V 50 Hz 60 s 2 s 2 s
LEC1 / 8853 AC 220...240 V 50 Hz 30 s 2 s 2 s
LEC1 / 8866 AC 100...110 V 50 Hz 30 s 2 s 2 s
LEC1 / 8867 AC 100...110 V 60 Hz 30 s 2 s 2 s
LEC1 / 8868 AC 220...240 V 60 Hz 30 s 2 s 2 s