©Copyright Task Force Tips, Inc. 1999 - 2011
LIM-030 April 29, 2011 Rev13
9
3.1.2 FLOW CHARACTERISTICS OF MASTERSTREAM 1250, 1500, 2000 AND 4000
The operating pressure of these nozzles is user adjustable. Pressure adjustment is performed by twisting a knob on the front of
the nozzle to the desired pressure setting. Figures 3A - 3D show typical fl ow performance for each model when adjusted to marked
pressure settings. The automatic pressure control will maintain the set pressure anywhere within the fl ow ranges shown on the
graphs, which vary according to pressure setting.
MASTERSTREAM 1250 PERFORMANCE
0
20
40
60
80
100
120
140
160
0
200
400
600
800
1000
1200
1400
1600
1800
2000
FLOW (GPM)
PRESS
U
RE (PS
I)
0
2
4
6
8
10
0
1000
2000
3000
4000
5000
6000
7000
FLOW (L/MIN)
PRE
S
SURE (BA
R
, KP
A/
100)
FLOW RANGE
110 PSI SETTING
100 PSI SETTING
90 PSI SETTING
80 PSI SETTING
70 PSI SETTING
120 PSI SETTING
8 BAR
7 BAR
6 BAR
5 BAR
FIG 3C - Masterstream 1250 Pressure Performance
To adjust the Master 1250 and
1500, simply twist the pressure
adjustment knob to the desired
detent setting.
MASTERSTREAM 1500 PERFORMANCE
0
20
40
60
80
100
120
140
160
0
200
400
600
800
1000
1200
1400
1600
1800
2000
FLOW (GPM)
P
R
ESSU
R
E (PSI
)
0
2
4
6
8
10
0
1000
2000
3000
4000
5000
6000
7000
FLOW (L/MIN)
PRES
SURE (BAR,
KP
A/1
00)
FLOW RANGE
110 PSI SETTING
100 PSI SETTING
90 PSI SETTING
80 PSI SETTING
70 PSI SETTING
120 PSI SETTING
8 BAR
7 BAR
6 BAR
5 BAR
FIG 3D - Masterstream 1500 Pressure Performance
