Technical information

IFD 258 · Edition 03.08
8 Application > Examples of application
Modulating-controlled burner1.1.3
Control: ON/OFF/continuous
The PLC uses the actuator IC 20 to move the air butterfly valve
BVA to ignition position.
The burner BIO/BIC starts at low-fire rate. Once the normal
operating state is reached, the PLC uses the actuator IC 20 and
the air butterfly valve BVA to control the burner capacity.
.
IFD 258
L1, N, PE
mA
BIO/
BIC
VAS
IC 20
BVA
GIK
µC
M
10
3
11
8
9
13
14
4
5
PLC