
(Only available if the corresponding Extra function was selected in the Service menu)
When the water temp. at the location of T3 drop below this setting P3 will start.
When the water temp. at the location of T3 exceeds the Start temperature plus the Hysteresis setting, P3 will
shutoff.
When the water temp. in the top of system tank (T3) is above this setting P3 will start
2.12.2 Cooling hysteresis
When the water temp. at the top of system tank (T3) falls below the Start temperature minus the Hysteresis setting
P3 will shutoff
2.13 Diffcontrol Function
When the temp. at the top of the external tank (T3) is above this setting P3 will shutoff
When the temp. at the top of the system tank (T4) is above this setting P3 will start
When the temp. at the top of the system tank (T3) is above this setting P3 will shutoff
The temp. at the top of the external tank (T4) is above this setting P3 will start
Temperature difference (ΔT) between the tank designated as cold storage (TC) and the one designated as warm
storage (TW) at which P3 will start
Temperature difference (ΔT) between TC and TW at which P3 shutoff
3.1 Automatic and Off operation
To turn ON the system, change the setting to AUTOMATIC
3.2 Manual testing operation
This mode allows you to check the performance of all pumps, valves and sensors
This menu offers both a data view and a graph view for the Operation, dT, Power and Energy values.
Displays data and graph view of operation hours
Displays data and graph view of temperature differential
Displays data and graph view of kBTU/hour
Displays data and graph view of kBTU
To store data and transfer system settings from your PC to the Solar Control
This menu displays the temperatures of all connected sensors.
Displays the temperatures of collector1 sensor
Displays the temperatures of collector2 sensor
Displays the temperatures of tank bottom sensor
Displays the temperatures of tank top sensor
6.7. Controller Display & Operation
1: Simplified drawing of the installation.
Apricus Solar Collector Installation & Operation Manual - USA
Copyright © 2011 – Apricus Inc Doc: A7-05.4.12-PB Page 51 of 129
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