37
4 Design and Functions
Connection of the fuel valves see chapter 8.2 Dual Fuel Module DFM300.
4.2.4 Optional Connections for the Flame Scanner
Electrical connections
NOTICE
Connecting the KLC.... and IRD... sensors to connector X20 incorrectly may damage the sen-
sors!
Fig. 4-5 Fuel train - oil modulating - oil 2-stage
P
min
Oil pressure min sensor
V1 Oil valve for modulated operation,
oil valve 1
st
stage at 2-stage operation
V2 Oil valve 2
nd
stage at 2-stage operation
V3 Optional ignition valve
M Actuator for control valve oil/modulated opera-
tion
CPI/
POC
Close Position Indicator (UK/AU)
Prove Of Closure (US)
ON switch at oil valve 1 which indicates that
the valve is closed (option)
CPI/POC BT300
Burner ON
Fig. 4-6 Connecting diagram ionisation electrode
Fig. 4-7 Connecting diagram photo resistance e.g. Siemens
QRB... or Honeywell MZ770
Fig. 4-8 Connecting diagram of the sensor Honeywell IRD1020
Fig. 4-9 Connecting diagram of sensor Honeywell IRD1010,
KLC10, KLC20, KLC1000 or KLC2002
Colour code BK = black; BN = brown; BU = blue
To Next Page
Loading...
