VEGA VEGAVIB 63 - two-wire User Manual
Page 25
Sensor
current -
Sensor
Level relay
A - overfill
protection
Signal
lamp A -
Overfill
protection
Level relay
B - dry run
protection
Signal
lamp B -
Dry run
protection
Fail safe
relay
Control
lamp
1. Fault sig-
nal
approx. 0.6 s
+
t
A
2)
<
2 mA
currentless
currentless
currentless
2. Empty
signal
(approx.
1.5 s)
approx.
8 mA
energized
currentless
energized
3. Full signal
(approx.
1.5 s)
approx.
16 mA
currentless
energized
energized
4. Return to
current ope-
rating condi-
tion
Note:
When used in measuring chains according to IEC 61508, mode B is
not permitted.
Test passed
l
Interference signal (< 3.6 mA) ≥ 400 ms
l
Uncovered (approx. 8 mA) ≥ 1 s
l
Covered (approx. 16 mA) ≥ 1 s
Test not passed
l
Interference signal (< 3.6 mA) < 400 ms / ≥ 750 ms
l
Uncovered (approx. 8 mA) < 1 s / ≥ 2 s
l
Covered (approx. 16 mA) < 1 s / ≥ 2 s
2)
Starting time of the voltage supply
Test assessment (SPLC)
VEGAVIB
63 • - two-wire
25
6 Set up
29280
-
EN
-120418