4.2 Connecting the controller to the power supply
When making the mains connection, you must ensure that the mains supply can be
disconnected at any time. If you make a permanent mains connection, proceed as follows:
Install a switch outside the controller.
If you make the mains connection complete with cable and earthing pin plug, proceed as
follows:
Make sure that the earthing pin plug is easily accessible.
4.3 Connecting temperature sensors
Risk of damage and malfunctions on the controller due to improper
connection of the temperature sensors.
Use only sensor connection boxes supplied by the manufacturer.
Use only shielded cables for line extensions.
Connect the shield of the extension cable to a PE terminal.
Install sensor lines separately from 230 V lines.
Use cables with the following cross-sections for line extensions:
• Up to 15 m: 2 × 0.5 mm
2
• 15 to 50 m: 2 × 0.75 mm
2
When connecting the temperature sensors, you do not need to observe polarity
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