21
NRR 2-52, NRR 2-53, URB 55 - Installation & Operating Manual -
850646-00
Name plate / Marking - NRR 2-52
Fig. 5
Equipment
designation
Supply voltage /
Power consump-
tion / IP rating
Admissible
ambient
temperature /
Current approval
External fuse for
output contacts
Manufacturer
Wiring
diagram
Safety
note
Conformity
and CE marking
Disposal
note
Betriebsanleitung
beachten
See installation
instructions
Voir instructions de
montage
NRR 2-52
Tamb =
T
55°C (131°F)
Niveauregler
Level Controller
Régulateur de niveau
TÜV.WR.
xx
-
xxx
250V ~ T2,5A
+
_
17
2
22
7
27
12
16
1
21
6
26
11
18
3
23
8
28
13
19
4
24
9
29
14
20
5
25
10
30
15
H
L
M
IN
3s
Supply 2
4V
DC
0 -
1kOhm
M
AX
3s
M
0,
5A
+
+
+
_
_
_
24V DC
GESTRA AG
Münchener Str. 77
28215 Bremen
Made in Germany
5W
24V
± 20%
IP40 (IP20)
OU
T 4
-
20
m
A
UR
B
5.. Data
1
+12V
+
_
4-20mA
NRG
2..-..
3
2 Alarm
IN
1
IN
xxxxxxxxxxxx
5W
Betriebsanleitung
beachten
See installation
instructions
Voir instructions de
montage
24V
± 20%
NRR 2-52
IP40 (IP20)
Niveauregler
Level Controller
Régulateur de niveau
TÜV.WR.
xx
-
xxx
17
2
22
7
27
12
16
1
21
6
26
11
18
3
23
8
28
13
19
4
24
9
29
14
20
5
25
10
30
15
H
L
MIN
3s
Supply 2
4V DC
OU
T 4
-
20
m
A
0-
1kOhm
2 4
-
20
mA
IN
3 4
-
20
mA
UR
B
5.. Data
MAX
3s
M
0,
5A
+
+
+
+
+
_
_
_
_
_
250V ~ T2,5A
4 Alarm
+
_
24V DC
Tamb = T
55°C (131°F)
GESTRA AG
Münchener Str. 77
28215 Bremen
Made in Germany
IN
1
+12V
+
_
IN
4-20mA
NRG
2..-..
3
1
IN
xxxxxxxxxxxx
Fig. 6
NRR 2-52 as
3C controller
The date of production is printed on the side of the equipment.
Serial number
External fuse
(provided by
customer)
