28 CSS-VC-1.6 | 1.01.03 www.mc-techgroup.com
15.2 PROPERTIES OF THE TCU
• Menu navigation with 3 language selections (German, English, French)
• Error history (32 messages)
• Detailed status indicators: Group alarm or individual alarm (cooler temperature, liquid flow),
warnings, OK condition, control temperature, temperature gradient, total running time after service,
error-free time
• Configuration options: Service interval, language, pump control, temperature control and backflush
programme
15.3 ENHANCEMENTS TO THE TCU
The TCU can be expanded by up to 4 modules in the range of functions. The modules are plugged
together according to requirements and provided for rail mounting.
Warnung
Before comissioning exclude that for one channel as well internal as
external a PT100 is connected.
15.3.1 THE COMMUNICATION MODULE
Communication of the TCU with the expansion modules is always with the communication module via
the M&C bus. This is therefore the base module for all other modules.
The TCU or CSS-VC.. and communication module are connected via RJ45 sockets.
On the communication module there are the temperature sensor ports (PT100 or thermocouples E, J,
T, K, N) of the temperature controller module.
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