Introduction, 1 compact versions – KROHNE OPTIFLUX 2000-4000-5000-6000-7300-IFC 300 Ex EN User Manual

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INTRODUCTION

OPTIFLUX

www.krohne.com

07/2010 - 7309482600 - AD EX IFC 300 R06 en

1.5 OPTIFLUX 5000

1.5.1 Compact versions

OPTIFLUX 5300 C is certified as group II, category 2 GD equipment if fitted with an IFC 300 signal
converter without Ex ia signal in/outputs or as a group II, category 2 (1) GD equipment, if fitted
with a signal converter with Ex ia signal in/outputs. It is therefore suitable for installation in gas
hazardous areas zone 1 and 2, gas group IIC, temperature class T6…T3 and dust hazardous
areas zone 21 or zone 22, surface temperature T85...180°C. Additionally, the Ex ia signal
in/outputs of the signal converter may run or originate from a Zone 0 gas hazardous area.
The sensor is available in "sandwich" and in "flange" version.

Converter housing, connection compartment:

Converter housing, connection compartment:
with power supply (terminals L, N / L+, L-) and I/O connections (terminals A, A+, A-, B, B-, C, C-,
D and D-): Ex e (increased safety), optionally: Ex d (Flameproof enclosure). For certain versions
of the signal converter the terminals A, A+, A-, B, B-, C, C-, D and D- are additionally Ex ia
(Intrinsic safety). Consult the table with CG numbers for details.
Converter housing, electronics compartment:

Converter housing, electronics compartment:

Converter housing, electronics compartment:
Ex d (Flameproof enclosure).

EEx marking OPTIFLUX 5300 C "sandwich":

EEx marking OPTIFLUX 5300 C "flange":

Nominal diameter

EEx e connection compartment,

EEx e connection compartment,
II 2 GD or II 2(1) GD

EEx d connection compartment,

EEx d connection compartment,
II 2 GD or II 2(1) GD

2.5...15

EEx dme [ia] IIC T6...T3 T85...150°C

25...100

EEx de [ia] IIC T6...T3 T85...150°C

EEx d [ia] IIC T6...T3 T85...150°C

Nominal diameter

EEx e or EEx d connection compartment,

EEx e or EEx d connection compartment,
II 2 GD or II 2(1) GD

15...100

EEx d e [ia] mb IIC T6...T3 T85...150°C