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
To Next Page
Loading...
Need help?
General
