Fluidic Data; Electrical Data - Burkert 8718 Manuel D'utilisation

Type 8718, 8719 / 8708, 8709
Technical Data
6.6. fluidic data
Final value (Q ):
nom
Measuring range / control range: 1 : 10
Measuring precision:
Reproducibility:
Correction time (t ):
95%
Max. operating pressure:
Calibration fluid:
Port connections:
6.7. electrical data
Power supply:
Power consumption:
Inputs:
Set-point value:
Binary input:
0.6 – 36 l/h with regard to water (see rating plate / calibration protocol)
± 1.5% o.r. ± 0.5% f.s. (after 15 min. warming up time)
± 0.5% f.s.
< 500 ms
2 bar , 6 bar , 10 bar
rel rel
according to version depending on the nominal size of the valve and the sensor
measuring range (for more detailed information see calibration protocol)
Operating fluid or water (see calibration protocol)
G 1/4 or NPT1/4
8708, 8718: also available as flanged connection
24 V DC ± 10% residual ripple < 2%
8 718 and 8719: max. 7.5 W
for field bus version max. 10 W
8 708 and 8709: max. 2.5 W
for field bus version max max. 5 W
S tandard signal 0/4 – 20 mA
max. input impedance: 300 Ω
Resolution: 5 µA
S tandard signal 0 – 5/10 V
min. input impedance: 20 kΩ
Resolution: 2.5 mV
L ow-active, for activation connect to DGND (for binary inputs)
(assignment can be configured)
8 709 and 8719: 3 binary inputs
8708 and 8718: 2 binary inputs
,
rel
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