Level Switch Catalogue

www.besta.ch 3 Table of contents Worldwide in use Trimod Besta Level Switches 4 Worldwide approved Approvals 5 Quality for your safety Modular flexibility Mounting combinations Various Trimod Besta applications Typical switch combinations to handle most applications Specifying your own particular Trimod Besta level switch...... or how we can do it for you Accessories which save time, labour and expense Trimod Besta in hazardous areas Electrical data to assist type selection

4 Trimod Besta Level Switches are used worldwide in many industries Oil & Gas Shipbuilding - - Power Generation Chemical- & Petrochemical Industry

www.besta.ch 5 Worldwide approved - American Bureau of Shipping / ABS Bureau Veritas, Paris / BV Det Norske Veritas, Oslo / DNV Germanischer Lloyd, Hamburg / GL Lloyds Register of Shipping / LRS Registro Italiano Navale, Roma / R.I.N.A Russian Maritime Register of Shipping / RMRS China Classification Society / CCS Safety Integrity Level (SIL) SIL IEC 61508/61511 Physikalisch-Technische Bundesanstalt / PTB Bureau Veritas, Germany / BV CPS International Electrotechnical Commission / IECEx Technischer Überwachungs-Verein / TÜV Gost R Gost R Ex RTN Rostechnadzor

6 Quality for your safety - - T-100 Test report, acc. to EN 10204-2.2 - T-110 Test certificate T-101 Inspection certificate, acc. to EN 10204-3.1 T-121/T-130 Test Certificates for Float Chambers

www.besta.ch 7 The unique modular level switch system What you need... -... and lasts forever. So - - -

8 With modular compatibility all options are open Side mount combinations 01 01 06 09 02 03 04 a pre 05 with 06 pitch circle diameter 07 08 09 10 11 12 13 14 15 16 17 18 02 07 10 03 08 11 04 12 05 13 14 Top mount combinations 15 01 02 03 04 05 06 07 08 16 17 18

www.besta.ch 9 Application examples Alarm, limit and control functions with Trimod Besta max/min limits pneumatic control pump and valve control high alarm max pump off min pump on low alarm pump and valve control separation layer control external level control pump off high / low alarm high / low alarm pump on

10 Typical Standard Range switches to handle the majority of applications The characteristic of a Trimod Besta level switch of the Standard Range is nominal pressure rating of PN 25. The following pages show the level switches which are most commonly used. However, countless more combinations of types are possible. Detailed information can be found on all the modules available with the possible combinations on pages 21 to 36. For accessories, such as test Typical applications: shipbuilding, refrigeration, chemical engineering, food industry, pulp and paper, drinking water supply, sewage treatment etc. Type A 01 04 - For general purpose Wetside material Type A 01 041 - Low cost solution Type A 01 01 - For installation in limited space Type 5A 01 04 - For corrosive environments Type A 01 07 - For low density fluids

www.besta.ch 11 Type A 01 051 to A 01 054 - For contaminated or crystallizing media. Bellow materials Type U3A 01 04 to U11A 01 04 - For submersible applications 5 m Type A 01 08T1 - For interface application

12 Type A 01 090 to A 01 095 - For adjustable operating differential Wetside material see table Adjustment of switching differential Type A 01 090 A 01 091 A 01 092 A 01 093 A 01 095 L 278 mm 361 mm 461 mm 561 mm 246 mm Pos. X1 X2 Diff. S Y1 (Z2) Y2 (Z1) X1 X2 Diff. S Y1 (Z2) Y2 (Z1) X1 X2 +55 45 445-55 55-45 45 Diff. S Y1 (Z2) Y2 (Z1) X1 X2 Diff. S Y1 (Z2) Y2 (Z1) X1 X2 Diff. S Y1 (Z2) Y2 (Z1)

www.besta.ch 13 Type A 01 140 to A 01 141 - For vertical mounting alarm Wetside material Setting the switching differential - - Stop collar Installation Ov N Stop collar Type U3A 01 140 to 141 - For vertical submersible mounting

14 Type P 01 04 - For pneumatic control applications Wetside material A B C A B C is desired or whether the - - Type 5P 01 04 - For critical environments or high temperatures. All parts stainless steel. Type PV 01 04 - For moist control air. - Type FP 01 04 - For hazardous applications. Type FPV 01 04 - For moist control air in hazardous applications.

www.besta.ch 15 Type M 01 04 - For pneumatic proportional control applications Wetside material see table below /h For operation at higher control pressure up to max. 10 bar Control pressure in bar Output signal in bar min. max. Control range P max / P min 4 +300 +200 +100 0 Control range The normal control range is 30 mm, i.e. +15 mm/-15 mm from the centre line, mea- the central position, the output is 0.6 bar. The control range can be increased by -100-200 -300 100 200 300 400 500 600 700 800 900 1000

16 Type 5M 01 04 - For critical environments or high temperatures. All parts stainless steel. Type MV 01 04 - For moist control air Type FM 01 04 - For hazardous applications Type FMV 01 04 - For moist control air in hazardous applications Control function E p C p E C

www.besta.ch 17 The Industrial Range offers numerous flange combinations SIL 3 Capable Type A 22C 04 - For general purpose Wetside material Seal part passivated Wetside material Seal part passivated

18 Type HA 24E 02 - For high temperature Wetside material Seal part passivated SIL Type 5TDI 22CF 041 - For low temperature and severe environmental conditions Wetside material

www.besta.ch 19 The Plastic Range for corrosive or high purity media - - - Type A 301 99 - For general use in PP Wetside material PP Type A 304 98 - For high temperature and corrosive applications in PTFE Wetside material PTFE

20 Type A 501 97 - For vertical mounting in PP (for alarm or pump control) Wetside material PP vertical mounting (for alarm or pump control) Wetside material PTFE

www.besta.ch 21 Switch modules - Table 1 Type Function SIL Rating Temperature in C Operating Ambient Connection diagram A 11 14 12 AA 11 14 12 24 22 21 B 11 14 12 BB 11 14 12 24 22 21 I U N B -11 14 +12 IN U N B -11 14 +12 II U N B -11 14 +12 +24 22-21 U N B -11 14 +12 U N B -11 14 +12 U N B -11 14 +12 +24 22-21

22 Key to type numbers Switch module Flange module Float module Thread for cable gland The types in Tables 1, 2, 4 and 5 are thread other than M20x1.5. Cable gland Chromated housing (ROHS conform) Stainless steel housing (CrNiMo/316SS) Epoxy coated housing

www.besta.ch 23 Table 2 Increased protection enclosure IP67 - - Type Temperature in C Table 3 Submersible version IP68 - - Type Temperature in C Table 4 High operating temperature - - Type Temperature in C HI / HIN / HII Table 5 Low operating temperature Type Temperature in C Table 6 Ex-Switches for intrinsically safe circuits (EEx-i), SIL 1 Approved types Designation Standards directive 5 scheme Test-/ Approval authority PTB/LCIE Safety Conformity No. PTB/LCIE

24 Table 7 Type Function SIL Temperature in C - 11 14 12 11 14 12 11 12 Connection diagram 24 22 21-11 12 22 21-11 14-11 24 14 21-11 24 12 21 Table 8 Designation code and approval for hermetically sealed Ex-Switches, Type Z The des Designation Standard Test-/ Approval authority Conformity No. PTB / LCIE 5 PTB / LCIE

www.besta.ch 25 Table 9 High operating temperature - Type Temperature in C Table 10 Low operating temperature Type Temperature in C Table 11 Flameproof switch modules Type Designation Temperature in C Table 11a Connection diagram Type Type 1a 2a 3a 1a 1n 2a 2n 3a 3n -1a +2a 3a -1a +2a 3a -3n +2n -1n Table 12 Designation code and approval for flame proof switches Designation Standard accord. to Test-/Approval authority Safety Conformity No.

26 Table 13 Pneumatic modules Type Function Connection diagram Temperature in C with ON/OFF OFF Chromated housing - Stainless steel housing -

www.besta.ch 27 Flange modules add the letter P Table 14 Flange modules for the Standard Range Type Standard flange 011 Round flange incl. gasket Type Special flanges 03 Round flange incl. gasket 04 Round flange incl. gasket 06 Round flange incl. gasket

28 Key to type numbers Switch module Flange module Float module L (Table15) Flange modules for the Industrial Range according to DIN, ANSI, BS, JIS - Fixed flange Material Composite flange

www.besta.ch 29 Table 15 Type of flange module according to DIN 2501 PN 16 PN 40 PN 63 PN 100 PN 160 PN 250 PN 315 DN 65 - DN 80 DN 100 DN 125 - - - DN 150 - - - 22V Type of flange module according to ANSI B16.5 cl. 150 cl. 300 cl. 400 cl. 600 cl. 900 cl. 1500 cl. 2500 - - - - - - - M T 145G Type of flange module according to BS 10 Tbl. E Tbl. F Tbl. H Tbl. K Tbl. R Tbl. S Tbl. T - - - - 243 R Type of flange module according to JIS B 2220 5K 10K 16K 20K 30K 40K 63K DN 65 DN 80 DN 100 - - DN 125 - - M T 332G

30 Pressure / temperature relationship acc. to DIN EN 1333 & ANSI B16.5 bar 100 90 cl.600 PN 100-80 70 cl.400 PN 64 60 cl.300 50 40 PN 40 30 PN 25 20 cl.150 PN 16 10 0 50 100 150 200 250 300 350 400 C Plastics bar 10 9 8 7 6 5 4 PP PTFE Pressure / Temperature relationship 3 2 1 PVC PVDF* -200-150 -100-50 0 50 100 150 200 C

www.besta.ch 31 Flange modules for the Plastic Range acc. to DIN, ANSI, BS, JIS Slip-on Flange PVC or Carbon steel H II 1.4571 Sealing unit PP or PTFE Table 16 Type of flange module according to DIN 2501 PN 10 Type of flange module according to ANSI B 16.5 cl. 150 lbs. Material DN 80 DN 100 DN 125 DN 150 H II / PP H II / PTFE Material H II / PP H II / PTFE Type of flange module according to BS 10 Table E Material H II / PP H II / PTFE Type of flange module according to JIS B 2220 PN 10K Material DN 80 DN 100 DN 125 DN 150 H II / PP H II / PTFE

32 Float modules - Key to type numbers Switch module Flange module Float module Float Table 17 Float modules with a 12 mm fixed differential Type Float dimensions ø a x b Bracket length Overall length Float travel Counterweight Up to nominal pressure PN bar ANSI BS Table Min. density (kg/dm³) Approved for hazardous areas Rod extension (page 36) - H - H - H - H T T T

www.besta.ch 33 Table 18 Float modules with protective bellows and fixed operating Type Float dimensions ø a x b Bracket length Overall length Float travel Counterweight Up to nominal pressure PN Min. bar ANSI BS Table bar density (kg/dm³) Approved for hazardous areas Rod extension (page 36) Bellows material - H - H - - H - FPM - H - H - - H - FPM - H - PTFE H H - H - FPM H - PTFE - - FPM - PTFE Table 19 Float modules with adjustable differential for Type Float Bracket dimensions length ø a x b Overall length Float travel Up to nominal pressure PN Min. bar ANSI BS Table bar density (kg/dm³) Approved for hazardous areas - H - H - H - H - Remarks Table 20 Float modules for interface applications, horizontal mounting, Type Float dimensions ø a x b Bracket length Overall length Float travel Operating Counterweight differential Counterweight Up to nominal pressure PN bar ANSI BS Table bar Min. density (kg/dm³) Approved for hazardous areas Min. density difference Rod extension - H - H - H

34 Table 21 Float modules with bellows for interface application, horizontal mounting, Type Float dimensions ø a x b Bracket length Overall length Float Counterweight travel Up to nominal pressure PN Min. bar ANSI BS Table bar density (kg/dm³) Approved for hazardous areas Min. density difference Rod length Bellows material - H - H - H - H - - H - - H - - H - FPM - H - FPM - H - FPM - H - PTFE - H - PTFE - H - PTFE Table 22 Plastic float modules with fixed operating differential 12 mm Type Float dimensions ø a x b Bracket length Overall length Float travel Up to nominal pressure PN bar ANSI BS Table bar Min. density (kg/dm³) Material Rod extension (page 36) - E - E PTFE - E PP Table 23 Float modules for vertical mounting Type Float dimensions ø a x b Bracket length Overall length Float travel Counterweight Counterweight Up to nominal pressure PN Min. bar ANSI BS Table bar density (kg/dm³) Approved for hazardous areas E - E - F F

www.besta.ch 35 Table 24 Plastic float modules for vertical mounting Type Float dimensions ø a x b Bracket length Overall length Operating differential Up to nominal pressure PN Min. bar ANSI BS Table bar density (kg/dm³) Material - PTFE - PP Table 25 Float material Temperature range in C Bellow material Temperature range in C FPM Counterweight - L Table 26 Maximum length of connection flange, L Float module type 01 011 to 04 and 051 to 054 090 091 092 093 095 07 076 02 013 041 053

36 Rod extensions Table 27 Type of rod extensions Rod extension material To match PP PP PTFE PTFE - - - - Table 28 Minimum density for float module 04G1 Table 29 Minimum density for float module 04G2 (kg/dm³) A 100 200 300 400 500 600 700 800 B 100-200 300 400 500 600 700 800 900 Table 30 Minimum density for float module 04G3 (kg/dm³) A 50-500 600 700 800 B 50 - - - 100 - - - 200 300 400 500 600 700 800 900 950

www.besta.ch 37 Specification sheet Application Type of mounting Low alarm Switch module type Electric Electronic Pneumatic I Silver IN Flange module type ANSI PN Wetted parts material CrNiMo PP PTFE Float module type Float material CrNiMo PP PTFE Bellows FPM PTFE Options mm CrNiMo CrNiMo / FPM

38 Accessories Counterflanges with and without test actuator not for use with the test actuator for use with the test actuator (type 2382 & 2383) Table 31 Tabelle 32 Type Flange length Flange material Stud material Stud length Type Flange length Flange material Stud material Stud length Test actuator Table 33 Type Test actuator material O-Ring material Temperature range in C Operating pressure in bar 2382 FPM 2383 Table 34 Application Use as high (HA) or low (LA) alarm HA LA Mounting position 150 Ø 76.1 O-Ring Flanschdichtung Blue-Gard BG3000 40 2

www.besta.ch 39 Table 35 14.5 Counterflange V = 50 mm with test actuator Type Flange Stud Test actuator O-Ring material material material FPM 150 L1 = 65 FPM M12 30 V=50 ø 65 ø 76.2 Table 36 Spare parts Type Specification Test actuator material O-Ring FPM 116 L1 = 65 AF = 17 G 3/8"

40 Float chambers - Standard chambers PN 25 Industrial chambers up to PN 315 acc. to DIN or cl. 2500 acc. to ANSI

www.besta.ch 41 Table 37 Standard chambers PN 25 A B CrNi steel CrNiMo steel C E G D F H Table 38 Industrial chambers PN 40 to 100 and ANSI cl. 150 to 600 CrNi steel CrNiMo steel A C E B D F G H

42 For float chambers in Tables 37 and 38, the following options, Test report in accordance with EN 10204-2.2 Non destructive testing such as ultrasonic, X-ray, dye penetrant or magnetic particle examination Material testing including charpy, tensile and hardness Coatings AD 2000-HP2/1 AD 2000 HP3 SVTI 201/507

www.besta.ch 43 Trimod Besta Level Switches in hazardous areas Flameproof Trimod Besta Level Switches Hermetically sealed Trimod Besta Level Switches Trimod Besta Level Switches for use in intrinsically safe installations Pneumatic Trimod Besta Level Switches and Level Controllers or details Mode of installation

44 Micro- and proximity switches Microswitches of the switch module range type A - Microswitches of the switch module range type XA Microswitches of the switch module range type B Microswitches of the switch module range type XB Microswitches of the switch module range type Z Table 39 Voltage V Resistive Load A Tungsten Lamp Load NC A NO A Inductive Load A 5 5 5 5

www.besta.ch 45 Inductive proximity switches acc. to NAMUR EN 50227 Connection diagram N B Special self checking failsafe features - U

46 Notes

www.besta.ch 47 Notes

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