SunMaxx Solar | 5098 NY 206 Bainbridge NY 13733 | 1.877.786.6299 1.877.270.7875 fax | www.sunmaxxsolar.com
RELA
Y FUNC
TIONS
Minimum temperature in source storage to enable the heat transfer
Settings range: 0 °C to 90°C (32 °F to 194°F) / Default setting: 60°C (140°F)
6.9.3 HT Tmin
This menu determines the sensor, that is placed in the source storage.
Settings range: 0 °C to 90°C (32 °F to 194°F) / Default setting: 30°C (86°F)
6.9.4 HT Source (Sensor)
This determines the sensor placed in the storage that is receiving energy from the source storage.
Settings range: S1-S8, VFS1-2, Active storage/ Default setting: none
6.9.5 HT Drain (Target Sensor)
6.10 DIFFERENCE
The relay is switched on when a specifi c temperature difference (Δ T) is reached.
Settings range: On, Off
Switch on - difference:
When this temperature difference is reached, the relay is switched on.
Settings range: 5-20 K / Default setting: 8 K
Switch off - difference:
When this temperature difference is reached, the relay is switched off.
Settings range: 2-19 K / Default setting: 4 K (the upper limit is the switch on - difference)
6.10.1 ΔT Difference
Heat source sensor for Difference function
This determines the sensor for the heat source.
Settings range: S1-S8, VFS1-2, Active storage/ Default setting: none
6.10.2 DF Source (Sensor)
Minimum temperature at source sensor to enable the difference relay
When the temperature at the source sensor is below this level, the difference function is disabled.
Settings range: 0 °C to 90°C (32 °F to 194°F) / Default setting: 20°C (68°F)
6.10.3 Diff Tmin
Drain sensor / Target sensor for difference function
This determines the sensor for the target storage.
Settings range: S1-S8, VFS1-2, Active storage/ Default setting: none
6.10.4 DF Drain (Sensor)