Centrometal PelTec 12 Technical Instructions page 25

Scheme 9. Configuration BUF -- IHC || DHW
14
1
5
1 - Boiler PelTec / PelTec-lambda
2 - Air self-venting group 2,5 bar
3 - Motor 4-ways mixing valve
4 - Closed type expansion vessel
5 - Return flow temperature sensor
6 - "CAS" accumulation (buffer) tank
7 - Accumulation (buffer) tank sensor (upper)
NOTES:
- In this configuration is possible to upgrade up to 4 unit "CM2K module for regulation 2 heating circuits".
- In this configuration is possible to connect external control (external start)
Scheme 10. Configuration CRO
8
1 - Boiler PelTec / PelTec-lambda
2 - Air self-venting group 2,5 bar
3 - Motor 4-ways mixing valve
4 - Closed type expansion vessel
NOTES:
- in this configuration PelTec-lambda 69/96 boiler works only with CM2K module which must be installed and
configurated
- In this configuration is possible to upgrade up to 4 unit "CM2K module for regulation 2 heating circuits".
- In this configuration is possible to connect external control (external start)
Technical instructions PelTec-lambda
bar
M
4
P1
1
5
P1
Configuration BUF -- IHC || DHW, CRO
Required sensors: - return flow temp. sensor
6
7
2
8
3
8 - Accumulation (buffer) tank sensor (lower)
9 - DHW tank
10 - DHW tank sensor
11 - Heating circuit
12 - 3-way manual mixing valve
13 - Room thermostat
14 - Outdoor temperature sensor
Required sensors: - return flow temp. sensor
2
bar
M
4
3
- DHW tank sensor
- acc. (buffer) tank sensor (upper)
- acc. (buffer) tank sensor (lower)
P3
P2
12
10
CW
- hydraulic crossover sensor
7
6
5 - Return flow temperature sensor
6 - Hydraulic crossover
7 - Hydraulic crossover sensor
8 - Outdoor temperature sensor
13
11
9
25