KROHNE IFC 210 E-EEx EN - Manual (Page 82)

Sect. 10.1 Part D Technical Data, Measuring Principle and Block Diagram
IFC 210 E 05/2002
82
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6.1 Installation conditions
Signal converter Installation in 19” rack, dust-free and dry,
For further information, refer to Sect. 1.1 and 10.3
Primary head Refer to separate Installation Instructions
6.2 Ambient conditions
Signal converter
Ambient temperature -25 to +60 °C (EEx: -20 to +55 °C)
Storage temperature -25 to +60 °C
Protection category (IEC 529/EN 60 529) IP 20
Electromagnetic compatibility EMC
to EN 61326-1 (1997) and A1 (1998), and
NAMUR Standard NE 21
Primary head Refer to separate Installation Instructions
6.3 Process product conditions
Electrical conductivity ≥
5 µS/cm
≥
20 µS/cm for demineralized cold water
Other product conditions Refer to Installation Instructions for the primary head
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Signal converter 19” plug-in unit to DIN 41 494,
28 modules wide, 3 upright modules high
Dimensions Refer to Sect. 10.3
Weight approx. 1.3 kgs
Material Aluminium section, stainless steel and aluminium
sheet, partially polyester-coated
Electrical connection
Terminal strips XA: Primary head, see Sect. 1.3.5
XB: Power supply, see Sect. 1.3.5
XC: Inputs and outputs, see Sect. 2.5
XD: Option, RS 485 interface, see Sect. 6.2.2
Styles
•
32-pin, contact surface gold-plated
•
plug connectors Style F to DIN 41 612
•
socket connectors Style F to DIN 41 612 and
transverse soldered connections (included)
•
Special versions on request
Primary head Refer to separate Installation Instructions