Siemens SITRANS LG250 Operating Instructions Manual page 68
Guided wave radar
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Also See for SITRANS LG250:
- Operating instructions manual (92 pages) ,
- Operating instructions manual (88 pages) ,
- Operating instructions manual (84 pages)
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Wire cross-section (spring-loaded terminals)
Ʋ Massive wire, stranded wire
Ʋ Stranded wire with end sleeve
Integrated clock
Date format
Time format
Time zone, factory setting
Max. rate deviation
Additional output parameter - Electronics temperature
Range
Resolution
Deviation
Output of the temperature values
Ʋ Indication
Ʋ Output
Voltage supply
Operating voltage U
B
Operating voltage U
B
switched on
Reverse voltage protection
Permissible residual ripple
Ʋ for 9.6 V < U
< 14 V
B
Ʋ for 18 V < U
< 36 V
B
Load resistor
Ʋ Calculation
Ʋ Example - with U
B
Potential connections and electrical separating measures in the instrument
Electronics
Reference voltage
10)
Conductive connection
Electrical protective measures
Protection rating
Housing material
Plastic
Galvanic separation between electronics and metal housing parts
10)
68
with lighting
= 24 V DC
Version
Single chamber
Double chamber
SITRANS LG250 - Operating Instructions
0.2 ... 2.5 mm² (AWG 24 ... 14)
0.2 ... 1.5 mm² (AWG 24 ... 16)
Day.Month.Year
12 h/24 h
CET
10.5 min/year
-40 ... +85 °C (-40 ... +185 °F)
< 0.1 K
±3 K
Via the display and adjustment module
Via the respective output signal
9.6 ... 35 V DC
16 ... 35 V DC
Integrated
≤ 0.7 V
(16 ... 400 Hz)
eff
≤ 1 V
(16 ... 400 Hz)
eff
(U
- U
)/0.022 A
B
min
(24 V - 9.6 V)/0.022 A = 655 Ω
Not non-floating
500 V AC
Between ground terminal and metallic process fitting
Protection acc. to
IEC 60529
IP66/IP67
IP66/IP67
Protection acc. to NEMA
Type 4X
Type 4X
PBD-51041048
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