Riello RS 1000/EV FGR Installation, Use And Maintenance Instructions page 52

Wiring layout key
A2 PLL52 operator panel
A5 Control box
AZL Display for control box
BA Probe with output under current
BA1 Device with output undercurrent, for modifying remote
setpoint
BA2 Load indicator with input under current
BA3 Device with output under current for remote modulation
BP Pressure probe
BP1 Pressure probe
BT FGR Probe Pt1000, 2 wires
BT3 Probe Pt100, 3 wires
BV Output probe in voltage
BV1 Output device in voltage to modify remote setpoint
BV2 Device with voltage current output for remote modula-
tion
F14 Auxiliary fuse for servomotor transformer
F15 Auxiliary fuse for servomotor transformer
F3 Auxiliary fuse
FU1 Fuses for three-phase line
FU2 Fuses for single-phase line
G2 RPM sensor
G10 O2 sensor, OGO20... type
G20 Flue gases air temperature control probe
G30 Air temperature control probe
GF Inverter
H1 Light signalling burner on
H2 Fan motor lockout warning lamp
H3 Heat request lighting signal
H4 Fuel supply light signal
K1 Clean contacts output relay for fan ON
K2 Clean contacts output relay for motor lockout
K3 Clean contacts output relay for burner lockout
K6 Clean contacts output relay
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
Q1 Switch/breaker for three-phase line
Q2 Switch/breaker for single-phase line
QRI Flame sensor
RS Remote burner reset button
S1 Emergency stop button
S2 "0 / AUTO" selector
SH3 Burner reset button and lockout signal
SM1 Air servomotor
SM2 Gas servomotor
SM3 FGR servomotor
SV External safety valve
T1 Control box transformer
T2 Servomotor transformer
TA Ignition transformer
TL Limit thermostat/pressure switch
TS Safety thermostat/pressure switch
VP1 Pilot valve 1
VP2 Pilot valve 2
X1 Main terminal supply board
X11 Terminal board for FGR kit probe
X70 Terminal board for RPM sensor
20166543
Appendix - Electrical panel layout
XAUX
XAZL
XBT
XO2
XPGM
XS
XSM
XSM1
XVP1
XVP2
Y
50 GB
Auxiliary terminal board
AZL display connector
Flue gases air temperature control socket
Terminal board for O2 kit
Maximum gas pressure switch connector
Flame sensor connector
Servomotor connector
Servomotor connector
VP1 connector
VP2 connector
Gas adjustment valve + gas safety valve