Table of contents

Functional Description

Control functions

Secondary Supply Temperature Control

Primary Supply Temperature Limitation

Primary Return Temperature Limitation

Periodic Valve opening during limitation control

Valve Control

Primary Pump Command

Circulation Temperature Control

Secondary Pump Command

Heat Demand to Heat Generators

Refill Valve Control

Operation Mode

Override functions

Manual Overrides

Secondary Supply Temperature Failed Alarm

Anti-Legionella Protection

Maximum Temperature Thermostat

Pump and/ or Valve Exercise

Inputs and outputs

Parameter list

Programming hints

Default Values for unused Inputs

Heat Demand Output

Flow Switch Connection

Heat Exchanger Failure

Start-up hints

Primary and Circulation Pump Operation

Maximum Valve Position at High System supply Temperature

Glossary