VOLTCRAFT VC940 - V06-09 Provozní pokyny stáhnout pdf (Strana 10)

MultiSystem 4010

Operating Instructions

Rev. 1.5 / 120816 english

Page 10 of 45

Pin assignment

Pin Function

1 GND

2 power supply for MultiXtend or CAN sensors*

3 DTR

4 CAN_H

5 TXD

6 RTS from PC (input)

7 GND

8 RXD

*: ~ 21.5 VDC / 200 mA (mains operation) / ~ Ub / 200 mA (battery)

3.2.7. USB interface

Micro USB interface for PC communikation

Function Color Remarks

Signal D+ green twisted cable

Signal D– white twisted cable

VCC red

delivers max. 500 mA from host for device power supply

(not used by instrument)

GND black –

3.3. Display

The instrument has a color display where all information and measured values are displayed. Some

icons may be displayed in the bottom line:

Recording bar indicates a running recording:

trigger recording not started, filling the pretrigger memory

trigger incident not happened, pretrigger is full

recording in progress

SD card: a formatted SD card is inserted

USB: instrument connected to a PC via the USB interface

batteries: charging status of the batteries; recharging required when icon is red

mains operation: batteries are being recharged

During normal operation either the battery or the mains operation icon is displayed. If the battery icon

flashes during mains operation, either no batteries are built in, they are defective or deeply

discharged, or the battery cable is not connected properly.

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VOLTCRAFT VC940 - V06-09 Provozní pokyny Strana 10