Bender VME420 - 5 Operation and Setting; Display Elements in Use

23
VME420_D00026_03_M_XXDE/04.2019
5. Operation and setting
5.1 Display elements in use
The meaning of the display elements in use is listed in detail in the table be-
low.
Display elements
Elemen
t
Function
< U,
> U
Undervoltage (Alarm 2),
overvoltage (Alarm 1)
R1, r1,
R2, r2
Alarm relay K1,
Alarm relay K2
U Hys,
%
Response value hysteresis as %
< Hz,
> Hz
Underfrequency (AL1 and AL2)
Overfrequency (AL1 and AL2)
Hz Hys
Frequency response value hystere-
sis as Hz
ton1,
ton2,
T,
toff
Response delay t
on1
(K1),
Response delay t
on2
(K2)
Start-up delay t,
Delay on release t
off
for K1, K2
M
Fault memory active
Operating mode of the relays K1,
K2;
resp. LEDs AL1/AL2 indicate the
alarm state of K1/K2
Password protection active