Riello RS 70 E - Operation Sequence of the Burner

20068428
18
GB
Technical description of the burner
4.12 Operation sequence of the burner
t1
TSA1
5) 6)
27s 5s
13)
30s
0.6s
Pa
P
P
P
P
Phase number
INPUT SIGNALS
Thermostat/pressure switch
OUTPUT SIGNALS
Thermostat/pressure switch
Ionisation probe ION
Air pressure switch PA
Min. gas pressure switch.
Min. gas pressure switch.
Gas pressure switch for
PGVP leak detection
Alternative to the FS
safety control
Fan motor MV
Transformer of the
VS safety valve
Fuel valve V1
Fuel valve V2
Pilot valve VP
Lock-out signal
indicator TL
SERVOMOTORS
Air Fuel
90°
Nominal load
Post-purging pos.
Ignition load
Low flame
Pos. without load
0°
S8870
Fig. 7
Checking of
sealShutdown
Operation
Start up
Timer - Resolution - Ratio
Timer 1 (parameters)
Timer 2 (parameters)
Timer 3 = max. phase time
Input signals
PGmin
PGMin
Max. gas pressure switch
PGMax
CPI seal
TA ignition
90°
Nominal load
Post-purging pos.
Ignition load
Low flame
Pos. without load
0°
RAST plug
X3-04 Pin 1/2
PIN number
X5-03 Pin 1/4
X10-05 Pin 2 Pin 3/4
X10-06 Pin 1/2
X3-02 Pin 1/2
X5-01 Pin 2/3
X5-01 Pin 2/3
X5-02 Pin 2/3
X9-04 Pin 2/3
X5-02 Pin 2/3
X3-05 Pin 1
X4-02 Pin 2/3
X6-03 Pin 2/3
X8-02 Pin 1/3
X7-01 Pin 2/3
X7-02 Pin 2/3
X3-05 Pin 2
RAST plug
PIN number
X54
X53
ON Signal
OFF Signal
Any signal is allowed