VEGA VEGABAR 24 User Manual
Page 6
6
VEGABAR 24
Product description
NAMUR-regulations
The NAMUR-regulations NE 21, May 1993 are met.
Supply and signal circuit
Supply voltage
12 … 36 V DC
Permissible residual ripple
U
SS
- 1 V
Output signal
- range
3,8 … 20,5 mA
- resolution
6 µA
Current limitation
approx. 22 mA
Fault signal
22 mA (3,6 mA)
Integration time
0 … 10 s adjustable
Average delay time
150 ms
Connection cable
2-wire
Max. permissible load
dependent on the supply voltage
(see load diagram)
12
250
0
18
24
30
36
500
750
1000
Load RL
total
in Ohm
Voltage of the external energy U
H
in Volts
Indicating and adjustment circuit
For connection to
VEGADIS 10 and/or the indicating module
Data transmission
digital
Connection cable
4-wire (standard cable)
Cable length
max. 25 m
Transmission reaction
Measuring ranges
Min. pressure
10 mbar
abs
Zero
-20 % … +95 % adjustable of nominal range
Span
3,3 % … 120 % adjustable of nominal range
Turn up
up to +95 %
Turn down
up to 1 : 30
Recommended turn down:
Accuracy class 0,25
up to 1 : 5
accuracy class 0,1
up to 1 : 10