Weinmann & Schanz E200 Manuel D'utilisation Et D'installation page 51

3.6 Heating/cooling (option 7, table 2 on page 53)
Use this function to select whether the controller is used exclusively for either heating or cooling
applications.
HEATING: The relay will switch on when the temperature falls below the set point.
COOLING: The relay will switch on when the temperature rises above the set point.
3.7 Valve protection (option 8, table 2 on page 53)
If valve protection is selected, the controller's relay will be switched on once a day at 10 o'clock.
This function is designed to prevent the valves and pumps from getting stuck during the summer
months.
If this is required, select On in the installer options.
The operating period can be chosen via option 9.
3.8 Valve protection time (option 9, table 2 on page 53)
The valve protection time can be set between 1 and 5 minutes (default: 3 minutes).
3.9 Emergency heating in case of sensor failures (option 10, table 2 on page 53)
The following message is shown in case of sensor failures:
E1 for an internal sensor failure
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