AC•THOR
®
9s Montageanleitung / Assembly Instructions, Version 190716
18
Connecting several temperature probes
Up to four digital temperature probes (three-core, bus system) can be connected to the
AC•THOR 9s. The terminal positions for the three cores are shown in the following illustration.
TIP: If more than one probe is used, the cores can also be connected externally
in parallel!
Electrical connection
Protection of the mains connection for the AC•THOR 9s may not exceed 16A per phase (tripping
characteristic B or C).
The PE conductor and the neutral conductor must be connected!
Pay attention to other loads on the line circuit, this may trip the circuit breaker!
The AC•THOR 9s is controlled by external signal sources by way of IP protocol using a standard
Ethernet RJ45 cable.
Maintenance
Do not attempt to open the unit. The device does not contain any parts that may be
repaired by the user.
Never splash water on or in the unit!
When it is unplugged, the surface of the unit can be cleaned either with a damp cloth, using
mild glass cleaner or cleaning tissue for glasses.
In a polluted environment, the air inlets and outlets should be checked regularly for cleanliness.
If necessary, the unit can be cleaned through the air slots with a vacuum cleaner.
The unit cannot work at maximum efficiency if the air supply is inadequate!
If the mains cable of the unit is damaged, it has to be replaced by the manufacturer or its
service agents or a similarly qualified person.
Operation displays
The unit has a touch screen to show operating conditions and for ease of operation.
Never touch the screen with pointed objects or those having sharp edges!
Temperature probe
clamping points
Terminal clamps
Bl
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Br
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