Safety Units Diagrams - elco klockner EK02B.12 Betriebsanleitung

Start-up

Safety units diagrams

Input signals required
Output signals
Limiter
1 Unit (and heater) energising
2 Motor and transformer energising
3 Fuel-oil valve energising
4 Flame checking
Input signals required
Output signals
Limiter Heater
1 Unit (and heater) energising
2 Motor, transformer and servomotor energising
st
3 Switching servomotor back to 1 stage
4 Fuel-oil valve energising
Heater Burner motor Fuel-oil valve
5 Firing transformer
shutdown - operating conditions
0 Control end
10 Defect mode
Burner motor Fuel-oil valve Regulation
5 Flame checking
6 Firing transformer shutdown
7 Servomotor and fuel-oil valve
energising - operating conditions
0 Control end
10 Defect mode
01/2005 - Art. Nr. 13 017 870A
Transformer Flame control
tw Holding time if heater present
tvl Preventilation and pre-firing time
ts Safety time
tn Post-firing time
Transformer Flame control Servomotor
tw Holding time if heater present
tlk Servomotor opening time, preventilation
and pre-firing time
tr Servomotor closing time
ts Safety time
tn Post-firing time
tv2 Min. time between fuel-oil valve 1 and 2
EN
Defect Unlocking
Defect Unlocking
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