Nelson R75 Installation guide

R75 End of Pivot Sprinkler
Installation & Performance Details
Squeeze tabs on
the side of the plate
assembly and pull.
Thread-in the 7TN
nozzle.
Replace plate
assembly. Guide shift
lever between stops
as shown in Fig. 4.
Poor entrance conditions diminish
performance.
R75ASSY - 3/15
Drain Required
6” Minimum
1 2 3 4
IMPORTANT: NOZZLE NEEDS TO BE INSTALLED BEFORE OPERATION!
[CLICK!]
SHIFT LEVER
Make sure shift lever
is between stops as
shown. Adjust stops
to give desired arc of
coverage.
STOPS
REQUIRED PLUMBING

Pressure
(psi)
#52 (13/32") #56 (7/16") #60 (15/32") #64 (1/2") #68 (17/32") #72 (9/16")
Flow (gpm) Radius (ft) Flow (gpm) Radius (ft) Flow (gpm) Radius (ft) Flow (gpm) Radius (ft) Flow (gpm) Radius (ft) Flow (gpm) Radius (ft)
R75
LP
25 23.6 49.0 27.3 51.0 31.2 53.0 35.4 55.0 39.8 55.0 44.4 56.0
30 26.0 52.0 29.8 53.0 34.1 54.0 38.8 57.0 43.7 57.0 48.8 58.0
35 28.0 53.0 32.4 55.0 36.9 55.0 42.0 59.0 47.2 59.0 52.6 60.0
40 30.0 54.0 34.6 56.0 39.7 56.0 44.9 59.0 50.6 60.0 56.4 61.0
R75
40 30.0 57.0 34.6 59.0 39.7 61.0 44.9 65.0 50.6 65.0 56.4 64.0
45 31.7 58.0 36.8 60.0 42.0 62.0 47.6 66.0 53.7 66.0 59.7 65.0
50 33.6 59.0 38.8 61.0 44.4 63.0 50.2 67.0 56.5 67.0 63.1 65.0
55 35.3 59.0 40.7 62.0 46.6 64.0 52.7 68.0 59.2 68.0 66.1 66.0
60 36.8 59.0 42.7 62.0 48.8 65.0 55.0 69.0 61.9 68.0 69.2 67.0
PERFORMANCE (U.S. UNITS)
Pressure
(bar)
#52 (13/32") #56 (7/16") #60 (15/32") #64 (1/2") #68 (17/32") #72 (9/16")
Flow (m3/h) Radius (m) Flow (m3/h) Radius (m) Flow (m3/h) Radius (m) Flow (m3/h) Radius (m) Flow (m3/h) Radius (m) Flow (m3/h) Radius (m)
R75
LP
1.75 5.4 14.9 6.3 15.5 7.1 16.2 8.1 16.8 9.2 16.8 10.2 17.1
2.00 5.8 15.5 6.7 16.2 7.6 16.5 8.7 17.4 9.8 17.4 10.9 17.7
2.50 6.4 16.5 7.5 16.8 8.5 16.8 9.7 18.0 10.9 18.0 12.1 18.3
2.75 6.8 16.5 7.8 17.1 9.0 17.1 10.2 18.0 11.5 18.3 12.7 18.6
R75
2.75 6.8 17.4 7.8 18.0 9.0 18.6 10.2 19.8 11.5 19.8 12.7 19.5
3.00 7.1 17.7 8.2 18.3 9.4 18.9 10.6 20.1 12.0 20.1 13.3 19.8
3.50 7.7 18.0 8.9 18.6 10.2 19.2 11.5 20.4 13.0 20.4 14.4 19.8
4.00 8.2 18.0 9.5 18.9 10.9 19.8 12.3 21.0 13.9 20.7 15.4 20.4
PERFORMANCE (METRIC UNITS)
WARRANTY AND DISCLAIMER: Nelson
Irrigation’s End of Pivot Sprinklers are
warranted for one year from date of original
sale to be free of defective materials and
workmanship when used within the working
specications for which the products were
designed and under normal use and service.
The manufacturer assumesno responsibility
for installation, removal or unauthorized
repair of defective parts. The manufacturer’s
liability under this warranty is limited solelyto
replacement or repair of defective parts and
the manufacturerwillnot beliablefor anycrop
or other consequential damages resulting
from defects or breach of warranty. THIS
WARRANTY IS EXPRESSLY IN LIEU OF
ALL OTHER WARRANTIES, EXPRESS OR
IMPLIED, INCLUDING THE WARRANTIES
OF MERCHANTABILITY AND FITNESS
FOR PARTICULAR PURPOSES AND OF
ALL OTHEROBLIGATIONS ORLIABILITIES
OF MANUFACTURER. No agent, employee
or representative of the manufacturer
has authority to waive, alter or add to the
provisions of this warranty, nor to make any
representations or warranty not contained
herein. This sprinkler may be covered by one
or more ofthefollowing U.S.Patent Numbers
6,814,305 and 6,827,291 and other U.S.
Patents pending or corresponding issued
or pending foreign patents.
Performance data has been obtained under ideal test conditions and may be adversely affected by wind, poor hydraulic entrance conditions
or other factors.
Nelson Irrigation Corporation
848 Airport Road,
Walla Walla WA 99362 U.S.A.
Tel: [phone]
nelsonirrigation.com
R75LP
#11936-002
25-40 psi
(1.75-2.75 bar)
Order
Nozzles
Separately
7TN Nozzles
#12178-xxx
-052, #52 (13/32”) Beige
-056, #56 (7/16”) Red
-060, #60 (15/32”) Yellow
-064, #64 (1/2”) Green
-068, #68 (17/32”) Blue
-072, #72 (9/16”) White
R75
#11936-001
40-60 psi
(2.75-4.00 bar)