Flowserve NRGS 11-1 User Manual
NRGS 11-1
NRGS 16-1
NRGS 16-1 S
Installation Instructions 810393-02
Level Electrode NRGS 11-1
Level Electrode NRGS 16-1
Level Electrode NRGS 16-1S
1
Contents
Page
Important Notes
Usage for the intended purpose................................................................................... 7
Safety Note .................................................................................................................... 7
Danger ........................................................................................................................... 7
Explanatory Notes
Scope of supply ............................................................................................................. 8
System description........................................................................................................ 8
Function......................................................................................................................... 8
Designs ......................................................................................................................... 8
Technical data ......................................................................................................... 9, 10
Installation
NRGS 11-1, NRGS 16-1 ............................................................................................. 10
NRGS 16-1 S (marine applications) ..................................................................... 10, 11
Table ‘Functions’ ......................................................................................................... 11
Examples of installation .............................................................................................. 19
Wiring
Wiring diagram NRGS 11-1, NRGS 16-1, NRGS 16-1 S ........................................... 12
Fill control ....................................................................................................................13
Discharge control ........................................................................................................ 13
Standard Setting
Factory setting ............................................................................................................. 14
Switch selection of measuring range ......................................................................... 14
Commissioning
Warning ....................................................................................................................... 15
Check wiring ............................................................................................................... 15
Check correlation of switching functions ................................................................... 15
Apply mains voltage ................................................................................................... 15
Annex
Warning ....................................................................................................................... 16
Fault finding list ........................................................................................................... 16
Declaraction of conformity .......................................................................................... 18
2
Dimensions
NRGS 16-1: 338
NRGS 11-1: 240
173
140
338
62436, 936, 1436
173
140
∅ 42
500, 1000, 1500
Fig. 1
Fig. 2
3
Parts Drawings
50
A
B
D
C
Fig. 4
∅ 40
≥14
1" BSP, DIN 228
N8
65 –70
N10
0.5
Fig. 5Fig. 3
4
Parts Drawings
Fig. 6
E
F
L
Fig. 7
G
234
1
K
J
I
H
5
5
Key
1
LED “Low-level alarm”
2
LED “Pump ON”
3
LED “Pump OFF”
4
LED “High-level alarm”
5
Code switch “Measuring range”
A
Electrode thread 1" BSP, DIN 228
B
Seating surface
C
Joint ring (of stainless steel 1.4301) D 33 x39 to DIN 7603
D
Flange DN 50, PN 40 to DIN 2635
E
Housing screws M4
F
Cable entry PG 9 / PG 16
G
Housing cover
H
Terminal strip
I
PE connection
J
Terminal strip ‘Test’
K
Thermal fuse T
L
Plug
6
max
102 ° C
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