Operation and setting
4 Operation and setting
4.1 Display elements in use
A detailed description of the meaning of the display elements in use is given in the table below.
Display-Elemente
Element Function
RL Reload function with memory = off (L = I.)
n Transformation ratio factor for a second external measuring current transformer
I2
Response value I
Δn2
as mA (Alarm 2, main alarm)
I1
Response valueI
Δn1
as % of I
Δn2
(Alarm 1, prewarning)
r1, 1
r2, 2
Alarm relay K1
Alarm relay K2
I Hys, % Response value hysteresis as %
ton1
ton2
t
toff
Response delayt
on1
(K1)
Response delay t
on2
(K2)
Starting delay t
Delay on release t
off
(K2)
M Fault memory active
Relay operating mode K2
Password protection enabled
14 RCM420_D00057_06_M_XXEN/12.2023