6
2. Technical data
*1
At any counter-pressure if the pump has been calibrated to the actual installation.
*2
The maximum stroke frequency varies according to calibration.
*3
Maximum suction lift 3 feet.
*4
When NAMUR sensors are used, a pull-up resistance must be connected between pins 1 and 3.
Pump
DME 2
DME 8
DME 12
DME 19
DME 48
Mechani-
cal data
Maximum capacity without
anti-cavitation
*1
[gph]
0.66
1.98
3.17
4.88
12.68
[l/h]
2.5
7.5
12
18.5
48
Maximum capacity with
anti-cavitation
*1
[gph]
0.47
1.47
2.37
3.83
9.77
[l/h]
1.8
5.6
9
14.5
37
Maximum pressure
[psi]
261
145
87
90
38
[bar]
18
10
6
6.2
2.6
Maximum stroke frequency
*2
[stroke/min]
180
180
180
151
151
Maximum suction lift during operation [ft]
19.7
Maximum initial suction lift [ft]
5.9
9.8
9.8
9.8
9.8
Maximum viscosity with spring-loaded
valves
*3
[cp]
500
500
500
500
100
Maximum viscosity without spring-loaded
valves
*3
[cp]
200
200
200
200
100
Maximum liquid temperature [°F]
122
Minimum liquid temperature [°F]
32
Maximum ambient temperature [°F]
113
Minimum ambient temperature [°F]
32
Accuracy of repeatability
±1 %
Sound pressure level [dB(A)]
<70
Weight
and size
Weight [lb]
5
5
5
7.5
7.5
Diaphragm diameter [in]
1.1
1.5
1.8
2.2
3.1
Electrical
data
Supply voltage [V]
1 x 120, 60 Hz
Maximum current consumption [A]
0.30
0.36
Maximum power consumption, P
1
[W]
18
22
Enclosure class
IP 65
Insulation class
B
Signal
input
Voltage in level sensor input
*4
[VDC]
5
Voltage in pulse input [VDC]
5
Minimum pulse-repetition period [ms]
3.3
Impedance in analog 4-20 mA input [
Ω
]
250
Maximum loop resistance in pulse signal
circuit [
Ω
]
350
Maximum loop resistance in level signal
circuit [
Ω
]
350
Signal
output
Maximum load of alarm relay output,
at ohmic load [A]
2
Maximum voltage, alarm relay output [V]
250
Grundfos.bk Page 6 Wednesday, May 21, 2008 11:21 AM
