Technical data – Burkert Type 7800 User Manual
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2. Technical data
2.1 Mechanical data
*
1
Irrespective of counter pressure
*
2
Maximum suction lift 1 metre
2.2 Electrical data
2.3 Input/output data
The pump offers various input and output possibili-
ties, depending on control variant.
7800-
2
7800-
8
7800-
12
7800-
19
7800-
48
Maximum capacity without anti-cavitation *
1
[l/h]
2.5
7.5
12
18.5
48
Maximum capacity with anti-cavitation *
1
[l/h] 1.8 5.6 9 14.5 37
Maximum pressure [bar]
18
10
6
6.2
2.6
Maximum stroke rate per minute [stroke/min.]
180
180
180
151
151
Maximum suction lift during operation [m]
6
Maximum suction lift when priming with wet valves [m]
1.8
3
3
3
3
Maximum viscosity with spring-loaded valves *
2
[mPas]
500
500
500
500
100
Maximum viscosity without spring-loaded valves *
2
[mPas]
200
200
200
200
100
Diaphragm diameter [mm]
28
38
42.5
55
77
Liquid temperature [°C]
0 to 50
Ambient temperature [°C]
0 to 45
Accuracy of repeatability
±1%
Sound pressure level [dB(A)]
<70
7800-
2, 8, 12
7800-
19, 48
Supply voltage [VAC]
1 x 100-240
Maximum current consumption [A]
at 100 V
0.30
0.36
at 230 V
0.16
0.26
Maximum power consumption P
1
[W]
18
22
Frequency [Hz]
50-60
Enclosure class
IP 65
Insulation class
B
Supply cable
1.5 m H05RN-F with plug
Signal input
Voltage in level sensor input [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