Electrical Power Connections Block Diagram 3; Sensor Connections Block Diagram 3 - Riello Steel Pro Power 114-2 P Installation, Technical Assistance Service And System Management Manual

INSTALLATION
2.7.7 Electrical power connections Block
diagram 3
MANAGING CONNECTIONS
101 102 103 104 105 106 107 108 109 110 111 112
L N
101 102 103 104 105 106 107 108 109 110 111 112
MO2
101 102 103 104 105 106 107 108 109 110 111 112
PS
PS System circulator
PI System circulator (high temperature zone)
PB Storage cylinder circulator
DEPENDING CONNECTIONS
(only if the depending zone is connected)
113 114 115 116 117 118
L
113 114 115 116 117 118
MO2
113 114 115 116 117 118
P2 Zone pump 2
V2 Zone Mix Valve 2 (116-117 close; 117-118 open)
ACCESSORY CONNECTIONS FOR ADDITIONAL ZONE
SAFETY ROOM FLOW
BUS
THERMOSTAT THERMOSTAT SENSOR
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17
P3 Zone 3 circulator (low temperature) (12-13-14)
V3 Mixer valve zone 3 (9-10 closing; 10-11 opening)
L N L N L N
PI PB
CLOSE OPEN
N N L
L
P2
V2
MIX VALVE PUMP
L N L L N L
V3 P3
V3 P3
2.7.8

Sensor connections Block diagram 3

MANAGING CONNECTIONS
MO1
TA Room thermostat
SB Boiler sensor
SS Primary probe
SE Outdoor sensor
DEPENDING CONNECTIONS
(only if the depending zone is connected)
TA Zone Thermostat
S2 Zone 2 sensor
ACCESSORY CONNECTIONS FOR ADDITIONAL ZONE
SAFETY ROOM
THERMOSTAT THERMOSTAT
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17
N
S3 Zone 3 sensor
32
1 2 3 4 5 6 7 8 9 10 11 12 13 14
1 2 3 4 5 6 7 8 9 10 11 12 13 14
1 2 3 4 5 6 7 8 9 10 11 12 13 14
TA SB SS SE
23 24 25 26 27 28
23 24 25 26 27 28
M2D1
23 24 25 26 27 28
TA S2
MIX VALVE PUMP
FLOW
BUS
SENSOR
L N L L
S3
S3
N L N