Siemens SITRANS LUT400, Руководство по эксплуатации

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4/145 Siemens FI 01 · 2018
Level Measurement
Continuous level measurement
Ultrasonic controllers
SITRANS LUT400 series
4
■
Technical specifications
Mode of Operation Ultrasonic level, volume, pump, and
open channel flow
Measuring range 0.3 … 60 m (1 … 196 ft),
transducer dependent
Input
Discrete 0 ... 50 V DC switching level
Logical 0
10 V DC
Logical 1 = 10 ... 50 V DC
Max. 3 mA
Output
Transducer frequency 10 ... 52 kHz
Ultrasonic transducer Compatible transducers: All Echo-
Max and ST-H series transducers
Relays • 1 SPDT Form C, NO or NC relay, rat-
ed 1A at 250 V AC, non-inductive
and 3A at 30 V DC
• 2 SPST Form A, NO relays, rated 5A
at 250 V AC, non-inductive and 3 A
at 30 V DC
mA output 4 … 20 mA, isolated
Max. load 600 ! max. in ACTIVE mode,
750
!
max. in PASSIVE mode
Resolution 0.1 % of range
Accuracy
Error in measurement • Standard operation: ± 1 mm
(0.04 inch) plus 0.17 % of measured
distance
• High accuracy OCM: ± 1 mm
(0.04 inch), within 3 m (9.84 ft)
range
Resolution • Standard operation: 0.1 % of range
or 2 mm (0.08 inch), whichever is
greater
• High accuracy OCM: 0.6 mm
(0.02 inch), within 3 m (9.84 ft)
range
Temperature compensation • -40 ... +150 °C (-40 ... +300 °F)
• Integral temperature sensor in trans-
ducer
• External TS-3 temperature sensor
(optional)
• Programmable fixed temperature
values
Rated operating conditions
Installation conditions
• Location
Indoor/outdoor
• Installation category II
• Pollution degree 4
Ambient conditions
• Ambient temperature (enclosure)
-20 … +50 °C (-4 … +122 °F)
Design
Weight
• Enclosure with display lid
1.3 kg (2.87 lb)
• Enclosure with blank lid 1.2 kg (2.65 lb)
Material (enclosure) Polycarbonate
Degree of protection
• Enclosure with display or blank lid
IP65/Type 4X/NEMA 4X
• Enclosure with blank lid and knock-
out removed
IP20
Remote display lid IP65/Type 3/NEMA 3
Cable
Transducer and mA output signal • Transducer, mA output:
2 copper conductors, twisted,
with foil shield/drain wire, 300 V
0.5 … 0.75 mm² (22 … 18 AWG)
• Relay/power to be copper
conductors per local
requirements to meet 250 V
5 A contact rating
Max. separation between
transducer and transceiver 365 m (1 200 ft)
Displays and controls 60 x 40 mm (2.36 x 1.57 inch) remov-
able LCD, 240 x 160 pixels resolution,
operational up to 5 m from
enclosure base
Programming
• Primary
4 Local push buttons
• Secondary • PC running SIMATIC PDM
• PC running Emerson AMS Device
Manager
• PC running a web browser
• PC running a Field Device Tool
(FDT)
• Field Communicator 375/475
(FC375/FC475)
Memory • 512 kB flash EPROM
• 1.5 MB flash for data logging
Power supply
AC version 100 ... 230 V AC ± 15 %,
50/60 Hz, 36 VA
Fuse: 5 x 20 mm, Slow Blow,
0.25 A, 250 V
DC version 10 … 32 V DC, 10 W
Fuse: 5 x 20 mm, Slow Blow,
1.6 A, 125 V
Certificates and approvals
General CSA
US/C
, CE, FM, UL listed, RCM,
EAC, KCC, MCERTS certified for
Open Channel Flow
Hazardous
• Non-incendive
(Canada)
CSA Class I, Div. 2, Groups A, B,
C, D; Class II, Div. 2, Groups F, G;
Class III
• Shipping Lloyd's Register, ABS
Communication HART 7.0, USB
© Siemens AG 2018