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1.8 OPTIGAS 5000 / 5010C / 5300C
The OPTIGAS 5000 / 5010C mass flow sensor / mass flow meter is designed with intrinsically
safe protection type. The marking for the OPTIGAS 5000 / 5010C for versions with or without
heating jacket / insulation is as follows:
II 2 G Ex ib IIC T4....T1 Gb
The input connections to the OPTIGAS 5010C for use with associated apparatus have the
following maximum values:
For non-Ex i signal outputs
Ex d connection compartment Ex e connection compartment
II 2 G Ex d [ib] IIC T4....T1 Gb II 2 G Ex de [ib] IIC T4....T1 Gb
For Ex i signal outputs
Ex d connection compartment Ex e connection compartment
II 2(1) G Ex d [ia/ib] IIC T4....T1 Gb II 2(1) G Ex de [ia/ib] IIC T4....T1 Gb
Power Supply Circuit Data Circuit
Ui = 16.5V Ui = 11.8V
Ii = 340mA Ii = 40mA
Pi = 1.3W Pi = 120mW
Ci = 35nF Ci = 35nF
Li = 10uH Li = 10uH
The marking for the compact OPTIGAS 5300C is as follows:
MA_Haz_Areas_Rev_08_en.qxp 26/07/2012 16:21 Page 12
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