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5. GENERAL DESCRIPTION
5.1 Schulz Interfaces
Schulz uses high-performance programmable logic controllers on its control interfaces, ensuring its customers can experience the best solutions
related to compressed air.
5.2 Control Net Interface
Control Net interface is a product designed to meet the most demanding applications in the field of rotary-type positive-displacement compressors.
It uses a powerful digital signal processor that ensures excellent operation with an excellent cost-benefit ratio.
5.3 Control Net RS485 Card
It has two Schulz RS485 communication cards. Once installed, the RS485 communication port can be used via the exclusive 485 protocol or through
Modbus RTU (open protocol).
5.4 Ethernet Card
Control Net interface has a standard Ethernet card for compressors above 40HP and optional for smaller ones. Once installed, ECO can be used to
perform Ethernet communication using the Modbus TCP/IP protocol.
5.5 Optional XPM card
This optional item allows you to increase the number of digital or analog inputs and digital or relay outputs. It is a DIN rail mounted device that
communicates with the Control Net interface through an exclusive 485 protocol.
5.6 Optional Network Card
This optional item allows you to use network protocols not supported directly by the Control Net interface (for example, Profibus or DeviceNet -
further details on request).
6. USER INTERFACE
6.1 Keyboard
FIGURE 6.1 - KEYBOARD
6.2 Graphic Display
The graphic display of the interface was developed in order to facilitate its use and understanding:
FIGURE 6.2 - GRAPHIC DISPLAY
After a certain idle period, the display will reduce its backlight in order to save energy. The backlight is turned on again when any key is pressed.
P00 is the default screen that appears when the machine is powered up and after an idle period.
Keys
1 - Compressor status indication symbols
2 - Outlet pressure and load or relief indication
3 - Compressor status
4 - Compressor status
5 - Menu and navigation data
6 - Menu and navigation number
198
Table 6.1 - Keyboard
Functions
Start
Stop
Reset
Enter
Up or increase
Down or decrease
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