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Siemens Sitrans LR250 - Page 64

Siemens Sitrans LR250
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SITRANS LR250 with FOUNDATION FIELDBUS
64 Compact Operating Instructions, 09/2021, A5E48453221-AB
M
maintenance
repairs, 55
replacing antenna, 57
replacing lens, 57
Maintenance, 56
Manuals, 61
Modifications
correct usage, 13
improper, 13
mounting
handheld programmer access, 23
housing construction, 19
nozzle design, 21
nozzle location, 22
N
nameplate, 59
Intrinsically Safe (ATEX/IECEx), 36
O
overview, 15
P
PED (Pressure Equipment Directive), 18
power source
requirements, 30
power supply requirements
loop voltage vs. loop resistance, 36
pressure applications, 18
Pressure Equipment Directive, 18
programmer
handheld, 43
programming
via the handheld programmer, 45
Q
Qualified personnel, 14
R
repair
cautions, 56
excluded liability, 57
Return procedure, 58
S
Scope of delivery, 6
Service, 62
Service and support
Internet, 62
Support, 62
Support request, 62
T
tag
process connection, 59
Technical data,
59
Technical support, 62
partner, 62
personal contact, 62
temperature
ambient, 59
process, 59
W
Warranty, 8
wiring
cables, 30
hazardous areas, 34

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