Siemens
СРЕДСТВА ПРОМЫШЛЕННОЙ АВТОМАТИЗАЦИИ
официальный партнер Сименс
Каталог СА01 2017
архивный
(4872) 700-366
skenergo@mail.ru
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SITRANS LVL200

 

Mode of operation

 

Measuring principle

Vibrating point level switch

Input

 

Measured variable

High and low and demand (via mode switch)

Output

 

Output options

  • Relay output (DPDT), 2 floating SPDTs
  • Contactless electronic switch
  • 2-wire Namur signal output
  • Transistor (NPN/PNP) 10 ... 55 V DC

Measuring accuracy

 

Repeatability

0.1 mm (0.004 inch)

Hysteresis

Approx. 2 mm (0.08 inch) with vertical installation

Switching delay

Approx. 500 ms (on/off)

Frequency

Approx. 1 200 Hz

Rated operating conditions

 

Installation conditions

 

  • Location

Indoor/outdoor

Ambient conditions

 

  • Ambient temperature

-40 ... +70 °C (-40 ... +158 °F)

  • Installation category

III

  • Pollution degree

2

Medium conditions

 

  • Temperature

 

  • LVL200S Standard

-50 ... +150 °C (-58 ... +302 °F)

  • LVL200S High temperature option

-50 ... +250 °C (-58 ... +482 °F)

  • LVL200E Standard: with 316L/Hastelloy

-50 ... +150 °C (-58 ... +302 °F)

  • LVL200E High temperature option: with 316L/Hastelloy

-50 ... +250 °C (-58 ... +482 °F)

Pressure (vessel)

-1 ... 64 bar g (-14.5 ... 928 psi g)

Density

0.7 ... 2.5 g/cm? (0.025 ... 0.09 lb/in?);
0.5 ... 2.5 g/cm? (0.018 ... 0.09 lb/in?) by switching over

Design

 

Material

 

  • Enclosure

Aluminum die-cast AISi10Mg, powder-coated, basis: Polyester

Stainless steel housing, electropolished 316L

  • Tuning fork

316L (1.4404 or 1.4435), Hastelloy

  • Extension tube [o 21.3 mm (0.839 inch)]

316L (1.4404 or 1.4435), Hastelloy

  • Process connection: threaded

316L (1.4404 or 1.4435), Hastelloy

  • Process connection: flange

316L (1.4404 or 1.4435), 316L with Hastelloy, ECTFE, or PFA coating

  • Process seal

Klingersil C-4400

Process connection

 

  • Pipe thread, cylindrical (ISO 228 T1)

G ?" A, G 1" A

  • Pipe thread, tapered

?" NPT, 1" NPT, 1?" NPT

  • Flanges

DIN from DN25, ANSI from 1"

  • Hygienic fittings

Bolting DN 40 PN 40, 1, 1?, 2, 2?" Tri-Clamp PN 10, conus DN 25 PN 40, Tuchenhagen Varivent DN 50 PN 10, SMS

Degree of protection

Type 4X/NEMA 4X/IP66/IP67

Conduit entry

  • 1 x M20 x 1.5 (cable: o 5 ... 9 mm), 1 x blind stopper M20 x 1.5; attached 1 x M20 x 1.5 cable entry
  • 1 x ?" NPT cable entry, 1 x blind stopper ?" NPT, 1 x ?" NPT cable entry
  • 1x M12 x 1; 1 x blind stopper M20 x 1.5

Weight

 

  • Device weight
    (dependent on process fitting)

Approx. 0.8 ... 4 kg
(0.18 ... 8.82 lb)

  • Tube extension
    (extended version)

Approx. 920 g/m
(10 oz/ft)

Power supply

 

Supply voltage

 

  • Relay DPDT

20 ... 253 V AC, 50/60 Hz,
20 ... 72 V DC [at U > 60 V DC]

  • Contactless

20 ... 253 V AC, 50/60 Hz, 20 ... 253 V DC

  • 2-wire NAMUR

 

Operating voltage (characteristics according to standard) for connection to an amplifier according to NAMUR

IEC 60947-5-6, approx. 8.2 V
Off-load voltage Uo approx. 8.2 V
Short-circuit current IU approx. 8.2 mA

Power consumption

1 ... 8 VA (AC), approx. 1.3 W (DC)

  • Relay DPDT

1 ... 8 VA (AC), approx. 1.3 W (DC)

  • Contactless

Domestic current requirement approx. 3 mA (via load circuit)

 

Load current

  • Min. 10 mA
  • Max. 400 mA [with I > 300 mA the ambient temperature can be max. 60 °C
    (140 °F)]
  • Max. 4 A up to 40 ms (not WHG specified)
  • 2-wire Namur

Current consumption

  • Falling characteristics ? 2.6 mA uncovered/? 0.6 mA covered
  •  ? 0.6 mA uncovered/? 2.6 mA covered
  • Failure message ? 0.6 mA
  • Transistor (NPN/PNP) 10 ... 55 V DC

Output

  • Floating transistor output, permanently shortcircuit-proof

Load current

  • < 400 mA

Voltage loss

  • < 1 V

Switching voltage

  • < 55 V DC

Blocking current

  • < 10 ?A

Certificates and approvals

  • CE, CSA
  • Overfill Protection WHG and VLAREM II
  • FM (Non-Incendive) Class I, Div. 2, Groups A, B, C, D
  • FM (Explosion-Proof) Class I, Div. 1, Groups A, B, C, D; (Dust Ignition-Proof) Class II, III, Div. 1,
    Groups E, F, G1
  • IECEx d IIC T6 ... T2 Ga/Gb EHEDG
  • ATEX II 1/2G, 2G EEx d IIC T6
  • ATEX II 1G, 1/2G, 2G EEx ia IIC T6
    Shipping approvals
  • BR-Ex d IIC T6 ... T2
  • FDA, 3A, Ehedge
  • SIL/IEC61508 Declaration of Conformity [SIL-2 (min/max detection)]


 

















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