Extendable vane wheel flow sensors ZS(R)25, ZS25/27, ZS(R)30, FT25, FT30 ________________________________________________________________________________________________ Extendable vane wheel flow sensors, optional with ± directional sensing and integrated PT100 sensor and accessories for connection to a fixed or portable evaluation unit Measurable variables  flow velocity v [m/s] and  flow rate [m³/h] in air/gases and water/liquids  conversion to standard velocity/standard flow rate by measuring or entering working pressure and temperature parameters Measuring range  0.2 ... 120 m/s gases  0.01 ... 10 m/s liquids Medium  air, gas mixtures and clean gases  water/liquids Funktionsprinzip  vane wheel flow sensor  sensing the vane rotation; non-contact by means of inductive proximity switch Design  insertion probe with fixed cable, extendable Examples of application  flow measurement e.g. of air, exhaust gas, process gas  in processes with varying and/or unknown gas compositions  flow monitoring in pharmaceutical installations  monitoring neutralisation processes  use up to 550 °C  measurement of flammable liquids  measuring in surface waters  measuring in non-conducting liquids, for example such as ultra pure water in the semiconductor industry  recommended according to DIN EN ISO 16911, normative for verification of automatic measuring equipment Connection possibilities  portable and fixed evaluation units with sensor input Advantages  accurate measured values even in varying and/or unknown gas compositions  turndown ration approx. 1:100  no distortion of values due to thermal radiation  optional application in category 2 (zone 1)  universal application spectrum  extendable  optional with ± directional sensing  optional with integrated PT100 sensor  small pressure loss Humidity in teh sample gas  relative gas humidity of less than 100 % has no impact on the measurement uncertainty Particles in the medium  can cause

Extendable vane wheel flow sensors ZS(R)25, ZS25/27, ZS(R)30, FT25, FT30 ________________________________________________________________________________________________ Basic types measurement in air and other gaseous media type article alt. no. MR* ZSR25GT-mn20/240-2/p6 B002/516 mn40 *alt. MR = alternative measuring ranges

Extendable vane wheel flow sensors ZS(R)25, ZS25/27, ZS(R)30, FT25, FT30 ________________________________________________________________________________________________ Basic types (cont.) measurement in air and other gaseous media type article alt. no. MR* extendable sensors Ø 30 mm (s. page 1, drawing ZG1) ZS30GA-md20/140/p6 B014/000 ZS30GE-md20T/100/p10 ZS30GE-md20T/260-2/p10 extendable sensors Ø 30 mm with ± directional sensing (s. page 1, drawing ZG1) ZSR30GA-md20/140/p6 B014/500 ZSR30GE-md20T/100/p6 ZSR30GE-md20T/240-2/p6 extendable sensors Ø 30 mm with integrated PT100 sensor (s. page...

Extendable vane wheel flow sensors ZS(R)25, ZS25/27, ZS(R)30, FT25, FT30 ________________________________________________________________________________________________ Basic types (cont.) measurement in water and other liquids type article no. extendable sensors Ø 30 mm (s. page 1, drawing ZG1) ZS30GFA-md20/140/p6 B014/060 ZS30GFE-md20T/100/p10 B014/160 ZS30GFE-md20T/260-2/p10 ZS30GFE-md20T/350-2/p10 Model designation (examples) ZS 25 ZSR 30 (1) Sensor type Description ZS ZSR FT Design cyclindrical probe cyclindrical probe with ± directional sensing cyclindrical probe with integrated PT100...

Extendable vane wheel flow sensors ZS(R)25, ZS25/27, ZS(R)30, FT25, FT30 ________________________________________________________________________________________________ (6) (7) Measuring ranges (with an air/gas density of approx. 1.2 kg/m³) / vane wheel type if the vane wheel material differs to the sensor material, a material code is added to the vane wheel type (e.g. „T“ at md3T) sensors with Ø 25 mm material sensor material vane wheel stainless steel stainless steel measuring range water/liquids (no cavitation) 0.03 ... 7.5 m/s 0.04 ... 10 m/s sensors with Ø 30 mm material sensor material...

Extendable vane wheel flow sensors ZS(R)25, ZS25/27, ZS(R)30, FT25, FT30 ________________________________________________________________________________________________ optional ISO or DAkkS Calibration certificate v/FA* article no.: KLB calibration medium air, 6 calibration values in the measuring range * An engraved dot on the sensor head indicates the upstream side during calibration. Details of additional calibration values or customised calibrations can be found in document 'U183 Calibration' or are available on request (8) Permissible temperature of the medium / ambient temperature design...

Extendable vane wheel flow sensors ZS(R)25, ZS25/27, ZS(R)30, FT25, FT30 ________________________________________________________________________________________________ Design / dimensions head sensor- drawing material ZG … A, E, T Option 'Ex-protextion' type of protection CE II 3 G Ex ec IIC T6 Gc X gas-Ex: category 3G (zone 2) CE II 3 D Ex tc IIIC TX Dc X dust-Ex: category 3D (zone 22) CE II 2 G Ex ia IIC T6 Gb gas-Ex: category 2G (zone 1) in conjunction with evaluation unit in conjunction with evaluation unit only in conjunction with: - isolation-/supply unit LDX2 and 'non-Ex evaluation unit'...

Extendable vane wheel flow sensors ZS(R)25, ZS25/27, ZS(R)30, FT25, FT30 ________________________________________________________________________________________________ Evaluation unit connection for unit with 8-pin screw-type connector plug 423-8 plug 680-8 type of protection IP67 type of protection IP40 for unit with connecting terminals stripped cable end marked strands with end sleeves stripped cable ends Extension rods description aluminium, FKM-O-ring aluminium, FKM-O-ring stainless steel, FKM-O-ring stainless steel, FKM-O-ring stainless steel, graphite stainless steel, graphite stainless...