Riello 1311 T2, Modulating Operation, Page: 58 / 60

20040170
56
GB
Appendix - Electrical panel layout
Wiring layout key
A5 Control box
AZL Display for control box
BA Output probe in current
BA1 Output devicein current to modify remote setpoint
BA2 Load indicator at current input
BA3 Device with current output for remote modulation
BP Pressure probe
BP1 Pressure probe
BT3 Probe Pt100, 3 wires
BT4 Probe Pt100, 3 wires
BT5 PT 1000 probe, 2 wires
BV Output probe in voltage
BV1 Output devicein voltage to modify remote setpoint
BV2 Device with voltage current output for remote modula-
tion
F1 Fan motor thermal relay
F2 Pump motor thermal relay
F3 Auxiliary fuse
F4 Three-phase line fuse
GF Inverter
G2 Rpm sensor
G10 Oxygen sensor
G20 Fuel temperature probe
G30 Air temperature probe
H1 Light signalling burner on
H2 Light signalling fan motor lockout and pump motor
H3 Heat request lighting signal
H4 Burner working lighting signal
KMP Pump motor contact maker
K1 Clean contacts output relay with fan motor working
K2 Clean contacts output relay
K3 Clean contacts output relay burner lockout
K4 Output relay for light oil operation clean contacts
K5 Output relay for gas operation clean contacts
K6 Clean contacts output relay burner switched on
K7 Output relay for 'light oil burner on' clean contacts
MP Pump motor
MV Fan motor
PA Air pressure switch
PE Burner earth
PGMAX Maximum gas pressure switch
PGMin Minimum gas pressure switch
PGVP Pilot valves gas pressure switch
PO Oil pressure switch
PO1 Maximum oil pressure switch on return line
Q1 Inverter power supply disconnect switch
Q2 Line disconnect switch
QRI Flame sensor
RS Remote burner reset button
S1 Emergency stop button
S2 0 / AUTO selector
S5 Fuel selector and enable signal to remote fuel selector
SH3 Burner reset button and lock-out signal
SM1 Servomotor
SM2 Fuel servomotor
SV Remote safety light oil valve
TA Ignition transformer
TL Limit thermostat/pressure switch
TS Safety thermostat/pressure switch
T1 Control box transformer
VF Light oil operation valve
VP1 Pilot valve 1
VP2 Pilot valve 2
VR Light oil return valve
VR1 Light oil return valve
VS Safety light oil valve
VU Nozzle valve
XAZL AZL display connector
XAUX Auxiliary terminal board
XGD Derivation unit connector
XPGM Maximum gas pressure switch connector
XPO Oil pressure switch connector
XPO1 Oil return pressure switch connector
XS Flame sensor connector
XSM Servomotor connector
X1 Main terminal supply board
X4 Derivation unit terminal board
X02 Kit O
2
terminal strip
X70 RPM sensor terminal board
XVPI Pilot valve 1 connector
XVPS Pilot valve 2 connector
Y Gas adjustment valve + gas safety valve