MS20/MS30 MS20/MS30
Release 10 07/2012
9
For Use in explosive atmospheres under the European directive 94/9/EC:
Applied Standards:
EN60079-0, 2006
EN60079-15,
2005
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WARNING: FOR AMBIENT TEMPERATURES BELOW -10 °C AND ABOVE +60 °C USE
WIRING SUITABLE FOR BOTH THE MAXIMUM AND MINIMUM TEMPERATURES.
Only use copper wire of 95 °C.
Note
1
):
The nonincendive field wiring circuit concept allows interconnection of nonincendive field
wiring apparatus and associated nonincendive field wiring apparatus using any of the wiring
methods permitted for unclassified locations when certain parametric conditions are met.
Capacity: C
0
C
i
+ C
Cable
; Inductivity: L
0
L
i
+ L
Cable
The maximum cable length
has to be determined as follows:
(a) max. Cable Length < (L
0
- L
i
) / Cable
L
(”Cable
L
“ denotes the inductance per unit length of used cable)
and
(b) max. Cable Length < (C
0
- C
i
) / Cable
C
(“Cable
C
“ denotes the capacitance per unit length of used cable).
The lower value of (a) and (b) is to apply.
Where cable capacitance and inductance values are unavailable, use the following default
values:
Cable
C
= 197 pF/m and Cable
L
= 0,656 µH/m
Manufactured in 72654 Neckartenzlingen / Germany by Hirschmann Automation and Control GmbH.
DOM: ww/yyyy (Date of manufactur w - week, Y - year. Refer to the device label).
CONTROL DRAWING
IRU,QGXVWULDO(7+(51(75DLO6ZLWFK06DQG06
GHYLFHV
943-435-999
according to the directive 94/9/EC
or Class 1 Division 2 Hazardous Locations
Rev.: 1
Document No.: 000160011DNR
Page 3/4
5C
Summary of Contents for MICE MS20
Page 72: ......
