Rinnai aiM 115, User And Installation Manual

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Design indication
Indicative diagrams of operation
Wiring diagram - Connection of external additional module
D6
Mixed circuit pump
D2
Contact probe
for mixed circuits
D5
Mixing valve
B7
DHW recirculation pump
Main electronic board
(lower right corner)
B8
DHW recirculation probe
ζ
ζ
L N N N
H2 M M U+
1
2
3
QX23 QX22 QX21
BX21BX22
L N N N
H2 M M U+
1
2
3
QX23 QX22 QX21
BX21BX22
1
2
3
Micro switches
for extension module selection
D4
B4
Electronic programming - Heat generator for additional circuit setting
Description Parameter Selection Standard Value Value to set
Heating circuit 1
710 Comfort setpoint 20°C Between 18 and 22 ° C
712 Reduced setpoint 16°C Between 15 and 18 ° C
720 Heating curve slope 1,5 1.5 Radiators / 0.8 Floor
741 Flow temp setpoint max 80°C Radiators 70 ° C / Floor 50 ° C
Configuration
5715 Heating Circuit 2 Off On
6020 Function extension module 1 - Heating circuit 2
6021 Function extension module 2 - Multifunctional
6033 Relay output QX21 module 2 - Q4 circulation pump
6042 Sensor input BX21 module 2 - DHW recirculation sensor B39
6047 Contact type H2 module 1 - Normally Open / Normally Closed