VEGA VEGALOG 571 - Manual (Page 13)

VEGALOG 571 13
AA-card
Current outputs
Number 10 outputs
Function analogue output of processing results
Range 0/4 … 20 mA
(current limitation or fault signal 22 mA)
Load max. 750
Ω
Resolution 0,05 % of range (10
µ
A)
Linearity error 0,025 % of range
Temperature error 0,025 %/10 k of range
Load dependent error with load of 750
Ω
: 0,5 % (100
µ
A)
Interfaces
To LOGBUS via LOGBUS-plug on the module cards
Electrical separating measures
Galvanic isolation
acc. to VDE 0106, part 1
between power supply, LOGBUS-connection
and current outputs
- reference voltage 250 V
Common potential between current outputs (GND)
Indicating elements
LED in front facia green (on): mains voltage on
red: fault signal
AD-card
DISBUS-output
Number 1 output
Function digital transmission of processing results
and system information to VEGADIS 174
Number of instruments to be connected max. 2 x 15 VEGADIS 174
Connection line 2-wire (screening recommended)
Max. line length 1000 m
Max. line resistance 15
Ω
per wire
Interfaces
To LOGBUS via LOGBUS-plug on module card
Electrical separating measures
Galvanic isolation
acc. to VDE 0106, part 1
between power supply, LOGBUS-connection
and DISBUS-output
- reference voltage 250 V
Indicating elements
LED in front facia green (on): operating voltage on
red: fault signal
Product description