VEGA VEGALOG 571 - Manual (Page 12)

12 VEGALOG 571
Product description
Electrical separating measures
Galvanic isolation
acc. to VDE 0106, part 1
between power supply, LOGBUS-connection
and meas. data inputs
- reference voltage 250 V
Common reference potential between the individual meas. data inputs (GND)
Indicating elements
LED in front plate green (on): mains voltage on
red: fault signal
EV-card
Meas. data inputs
Number 15 inputs
Data transmission digital (VBUS)
Sensors hydrostatic pressure transmitters
ultrasonic sensors
radar sensors
Sensor supply voltage 3 x 24 V DC, 1 A, short circuit proof
(for 5 sensors each)
Connection line 2-wire (screening recommended)
Line length max. 1000 m 1)
Resistance per conductor max. 15
Ω
1)
Interfaces
To LOGBUS via LOGBUS-plug on the module card
Electrical separating measures
Galvanic isolation
acc. to VDE 0106, part 1
between power supply, LOGBUS-connection
and meas. data inputs
- reference voltage 250 V
Common potential between VBUS-meas. data inputs
Indicating elements
LED in front facia green (on): operating voltage on
red: fault signal
1) The values are valid for a connected sensor. Note reduction acc. to “Connection instructions for VBUS-
sensors“