Vega VEGAFLEX 83 Modbus and Levelmaster protocol PFA in Manual de usuario Pagina 67

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67
11 Supplement
VEGAFLEX 83 • Modbus and Levelmaster protocol
41838-EN-130314
Max. tensile load with cable: ø 4 mm
(0.157 in) - PFA coated
2 KN (450 lbf)
Torque for NPT cable glands and Conduit tubes
Ʋ Plastic housing max. 10 Nm (7.376 lbf ft)
Ʋ Aluminium/Stainless steel housing max. 50 Nm (36.88 lbf ft)
Input variable
Measured variable Level of liquids
Min. dielectric constant of the medium
Ʋ Cable probes ε
r
≥ 1.6
Ʋ Rod probes ε
r
≥ 1.6
2
4
5
3
1
2
4
5
3
1
Fig. 34: Measuring ranges - VEGAFLEX 83
1 Reference plane
2 Probe length L
3 Measuringrange(defaultsettingreferstothemeasuringrangeinwater)
4 Upperdeadband(seediagramsunderAccuracy-greysection)
5 Lowerdeadband(seediagramsunderAccuracy-greysection)
Output variable
Output
Ʋ Physical layer Digital output signal according to standard EIA-485
Ʋ Bus specications Modbus Application Protocol V1.1b, Modbus over serial
line V1.02
Ʋ Protocols Modbus RTU, Modbus ASCII, Levelmaster
Max. transmission rate
9.6 Kbit/s
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