Endress+Hauser Levelflex M FMP40 Sicherheitshinweise Seite 12

XA218F-A
Tab. 1b FMP40 (4-wire in the F12 housing)
Zone 21 – Application (housing without blanketing)
Maximum permitted medium temperature (process
connection)
Probe in Zone 20 or
Zone 21
+80 °C
+95 °C
+130 °C
+150 °C
+280 °C
+400 °C
Tab. 2
Option:
Power supply and signal circuit for remote display, e.g. FHX40, in protection type: intrinsic safety Ex ia IIC or IIB
Uo = 4.2 V
Io = 34 mA
Po = 36 mW
for connecting the Commubox service interface with the associated ToF cable:
Commubox output + ToF cable:
Uo = 3.74 V
Io = 9.9 mA
Po = 9.2 mW
When interconnected to a Levelflex M, the following results apply:
for material group:
IIC
IIB
4
Maximum permitted ambient temperature at the electronics housing (electronics
effective inner inductance
effective inner capacitance
Characteristic curve: linear
effective inner inductance
effective inner capacitance
for material group IIC:
Lo = 0.15 mH
≤ 8 µF
Co
Co
housing in Zone 21) dependent on the medium temperature
FMP45
Typ A,
(XT version) (HT version)
80 °C
78 °C
76 °C
74 °C
67 °C
not permitted
Li = negligible
Ci = negligible
Li = negligible
Ci = negligible
permitted outer inductance
permitted outer capacitance
0.5 mH 1 mH
≤ 7 µF ≤ 5.5 µF
10 µF
FMP45 FMP45 with
Typ B remote electronics /
spacer hose
80 °C 80 °C
79 °C 80 °C
77 °C 80 °C
76 °C 80 °C
71 °C 80 °C
66 °C 80 °C
Characteristic curve: linear
Lo ≤ 340 mH
Co ≤ 100 µF
2 mH
≤ 5 µF
Endress+Hauser
Levelflex M
5 mH
≤ 4 µF