10
Safety hints
The circulation controller has been shipped from the manufacturer's works in a condition meeting all
safety requirements. To ensure a safe operation, observe the following safety hints. We do not accept any
liability for damage to property or personal injury caused by inappropriate handling and operation or non-
observance of these safety hints.
Purpose, operating conditions
The basic device is exclusively intended, and has been approved only, for use in safety class I (with
earthing contact) 230 V / 50 Hz AC grids in connection with the supplied temperature sensors and a
circulation pump (230 V / max. 1.6 A). The circulation controller may not be used on human beings or
animals.
The device and its accessories must not be opened, modified or reconstructed. Connecting other devices or
components to the terminals designed for connection to the temperature sensors and circulation pump may
cause personal injury or damage to the basic device or other equipment and is, therefore, not permitted.
The device must not be used in damp locations or outdoors or under severe environmental conditions
(moisture or high humidity, dust and flammable gases, vapours or solvents, strong vibrations).
Installation
If the circulation pump is not fitted with a supply lead with fitted mains plug, a qualified electrician will
have to fit this plug. Unqualified persons are not allowed to perform such works.
Install the temperature sensors so that existing devices and piping installations will not be damaged.
Special caution will have to be exercised in the proximity of installed gas lines.
The leads for connecting the temperature sensors and the circulation pump shall be laid and fastened so
