UFR1001E
12420-0751-00
Page
2 / 8
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9
Up / Down button
(in display mode, normal state)
Press shortly
Change to the menu mode, display of alarm memory (Down) /
cumulative time of alarms (Up), additional pushing of Set button for
≥ 2 s
makes a reset of the stored values
Press for > 2 s
Display of MAX (Up) / MIN (Down) measured values, additional pushing
of Set button for
≥ 2 s deletes the stored values
10 LEDs Allocation of the measured value
(yellow)
LEDs
Measured value
Lx and N ON
Voltage (L1 against N, L2 against N, L3 against N)
Lx and Ly ON
Voltage (L1 against L2, L2 against L3, L1 against L3)
Lx flashing quickly
Vector shift (L1, L2, L3)
L1 flashing
Frequency
11
Sealable LED
Press for > 2 s
Lock / Unlock
LED red
Settings and simulation mode are locked,
in case of setting attempts
8
LOc
8
is displayed for 3 s
LED green
Setting and simulation enabled
Description of the connections
A1 and A2
Rated control supply voltage U
s
, see Technical Data (any polarity)
11, 12, 14; 21, 22, 24
Relay K1 and K2
E1
– E2
Enable-input, needed only
for vector shift detection
Volt-free n/c contact
Contact closed, no evaluation of vector shift (suppression)
Contact open, evaluation of vector shift
Y0, Y1, Y2
Inputs, feedback contacts
Volt-free n/o or n/c contact, self-learning when switching on
Adjust the turn-on time of the section switch under
8
trel.
8
/ switch-off
if not used
I1
Supply voltage for digital outputs, max. 27 V DC
Q1…Q4
Digital output over-/undervoltage/-frequency
Q5
Digital output Error, in Pr 3 + 4 additionally the 2nd threshold value
L1, L2, L3, N
Phase L1, L2, L3 and neutral conductor
Important notice
In the supply line in the vicinity of the device (easily accessible), a switch marked
as disconnecting device as well as an overcurrent protection element (rated current
≤ 6 A) have to be provided.
Attention!
For the rated control supply voltage, see label at the side of the unit!
!
!
