Retsch MM 400 - Device Information; Signalling Device

Device control
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Fig. 37: QR code
7.8.3 Device information
The following device information can be viewed in this section:
• Firmware (device control)
• Display (programme control)
• Operating hours (hh:mm:ss)
• Serial number
The current software versions are listed one after the other, with the firmware listed first.
The counted operating hours reflect the processing time of the device, i.e. the sum of the times
between the start and stop of a grind. The time cannot be manipulated.
Fig. 38: Device information
7.8.4 Signalling device
The signalling device on the device can be switched on or off using this section.
The signalling device generates an acoustic signal as soon as a grinding process finishes.