Endress+Hauser Micropilot FMR67 - Page 20

XA01554F-A Micropilot FMR67
20 Endress+Hauser
Electronics compartment Ex ia
Service interface (CDI)
Taking the following values into consideration, the device can be connected to the certified
Endress+Hauser
FXA291 service tool or a similar interface:
Service interface
U
i
= 7.3 V
effective inner inductance L
i
= negligible
effective inner capacitance C
i
= negligible
U
o
= 7.3 V
I
o
= 60 mA
P
o
= 110 mW
L
o
(mH) = 5.00 2.00 1.00 0.50 0.20 0.15 0.10 0.05 0.02 0.01 0.005 0.002 0.001
C
o
(μF)
1)
= 0.73 1.20 1.60 2.00 2.60 - 3.20 4.00 5.50 7.30 10.00 12.70 12.70
C
o
(μF)
2)
= - 0.49 0.90 1.40 - 2.00 - - - - - - -
1) Values according to PTB "ispark" program
2)
Values according to IEC/EN 60079-25, Annex C