Rinnai aiM 115, User And Installation Manual

Page: 57 / 66

53
Design indication
Indicative diagrams of operation
B
Pos. Description
A Thermal generators (aiM)
Circ.
0
A 2
External temperature sensor
Accumulation temperature sensor B 3
DHW circuit pump B 6
Direct circuit pump 1 C 6
Heat production circuit
Production circuit DHW
HC circuit 1 - Direct 1 A
B
C
A2
B3
B6
A3
C
C6
A 3 Flow temperature sensor
G
G6
H
H6
HC circuit 2 - Direct 2
HC circuit 3 - Direct 3
G
H
Direct circuit pump 2 G 6
Direct circuit pump 3 H 6
MIX
PE
PE
INAIL
INAIL
P E External boiler pump
A
07- GENERATORS IN CASCADE - MANAGEMENT OF THREE DIRECT CIRCUITS AND LOAD
Hydraulic scheme
Wiring diagram
SIG
N
A
L
LIN
E T
ER
M
IN
A
L
1
2
3
4
5
6
7
8
9
1
0
1
1
1
2
1
2
3
4
5
6
7
8
9
1
0
1
1
1
2
13
1
4
15
1
6
17
1
8
19
2
0
21
2
2
2
3
24
2
5
26
2
7
28
13
1
4
15
1
6
17
1
8
19
2
0
21
2
2
23
2
4
2
5
26
2
7
28
POWER SUPPLY
230V
HEATING CIRCUIT
PUMP(QX2)
DHW PUMP (QX3)
BOILER PUMP
HIGH EFFICIENCY (QX1)
MODULATING BOILER PUMP
CASCADE SENSOR (BX1)
DHW SENSOR (B3 / B38)
OUTSIDE TEMPERATURE
SENSOR (B9)
DIGITAL INPUT
(Room thermostat)
ROOM UNIT
ANALOG SENSOR
MODULATING PUMP SENSOR
POWER SUPPLY
230V
HEATING CIRCUIT
PUMP(QX2)
DHW PUMP (QX3)
BOILER PUMP
HIGH EFFICIENCY (QX1)
MODULATING BOILER PUMP
CASCADE SENSOR (BX1)
DHW SENSOR (B3 / B38)
OUTSIDE TEMPERATURE
SENSOR (B9)
DIGITAL INPUT
(Room thermostat)
ROOM UNIT
ANALOG SENSOR
MODULATING PUMP SENSOR
PE
C6
A2
SIG
N
A
L
LIN
E T
ER
M
IN
A
L
1
2
3
4
5
6
7
8
9
1
0
1
1
1
2
1
2
3
4
5
6
7
8
9
1
0
1
1
1
2
13
1
4
15
1
6
17
1
8
19
2
0
21
2
2
23
2
4
25
2
6
27
2
8
13
1
4
15
1
6
17
1
8
19
2
0
21
2
2
23
2
4
25
2
6
27
2
8
PE
G6
B6
A3
B3
H6
MASTER BOILER
SLAVE BOILER
ζ
ζ
ζ