KROHNE IFC 210 E-EEx EN - Manual (Page 79)

Part D Technical Data, Measuring Principle and Block Diagram Sect. 10.1
05/2002 IFC 210 E 79
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10.1 IFC 210 E signal converter
5DQJHRIDSSOLFDWLRQ Flow measurement of liquid products
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Measurement principle Faraday`s laws of induction
Modularity Measuring system consisting of
signal converter and separate primary head
Versions – signal converter
IFC 210 E (Standard) - Standard version with large graphic LC display and
integrated HART ® interface
IFC 210 E / RS 485 (Option) - same as standard version, but additionally with
RS 485 interface
IFC 210 E / _ / EEx (Option) - same as standard version, for operation with
primary heads installed in hazardous areas
Interface module (Option) - RS 485 / Profibus PA (in preparation)
Versions – primary head Refer to Technical Data in separate Installation
Instructions
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Measured variable Volumetric flow rate
(electrode voltage from primary head)
Measuring range Dependent on meter size of primary head
see also Table in Sect. 10.2
Full-scale range 6 Liter/h to 86 860 m
3
/h, corresponding
flow velocity v = 0.3 to 12 m/s
Selectable units m
3
/h, Liter/s, US Gallons/min or freely selectable
unit, e.g. Liter/day
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Output/input signal Current- Pulse- Status- Control-
Output output output input
Operation active/
passive
active/
passive
passive Passive
Failure signal (error) 22 mA,
and others
– yes –
Load impedance max. 800
Ω – – –
Low flow Yes – yes –
F/R mode Yes yes – –
Other functions
detailed technical data (see below)
Yes yes yes yes