VZFA/VZOA MISURATORI DI PORTATA FUEL OIL METERS. CONTOIL VZFA/VZOA , versions for special requirements / applications

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1 VZFA/VZOA FUEL OIL METERS MISURATORI DI PORTATA CONTOIL VZFA/VZOA , versions for special requirements / applications For applications requiring an increased accuracy of ± % or better, such as: Versions for differential measurements - - Versions with type approval or official verification e.g. diesel fuel e.g. 4 bar - - Function - Construction Riels Instruments Srl info@riels.it

2 Measuring error limits: Reference conditions Reference conditions Liquid: Temperature: Calibration oil similar to extra light heating oil, density at 20 C = 84 kg/m 3 Viscosity = /s according to DIN 5757 / ISO 304 (corresponds to 4. mpa.s) C Materials Part Housing / Measuring unit Housing with threaded ends Housing with flanges Measuring chamber - PN 6 / 25 - PN 40 Seals Rotary piston Ancillaries Technical data Material Brass Cast brass Spheroidal graphite iron GJS 40 Spheroidal graphite iron GJS 40 Cast brass Alu-Bronze Stainless steel NBR butadiene-acrynitril FPM fluorelastomer Anodized aluminium Plastic Meter Size DN Riels Instruments Srl info@riels.it

3 VZFA/VZOA 5 VZFA/VZOA 20 VZFA/VZOA 25 VZFA/VZOA 40 VZFA/VZOA 50 Nominal diameter DN inch Installation length Nominal pressure with threaded ends PN bar with flanges PN bar Maximum temperature Tmax C Maximum flow rate Qmax 3) l/h Nominal flow rate Qcont 3) l/h Minimal flow rate Qmin l/h Approx. starting flow rate l/h Max. permissible error Repeatability Safety filter mesh size Dirt filter mesh size Volume of the measuring chamber approx. cm 3 Housing finish Weight with threaded ends 5) approx. kg with flanges PN 25 approx. kg 5 20 /2 3/ , ) < % of actual value ±0. % enamelled red RAL / VZFA Smallest readable amount: Total volume l, m 3 Resettable volume l, m 3 Digital flow rate display l/h Registration capacity l, m 3 Registration time at Qcont until overrunning to zero h Outputs 6) Pulse value for totalisor V/Imp Current ma for flow rate I4 / Q, I20 / Q2 Frequency for flow rate f / Q, f2 / Q2 Limiting value switch Qmin, Qmax VZOA Smallest readable amount l Registration capacity m 3 Registration time at Qcont until overrunning to zero h Pulse values of pulsers: IN inductive according to IEC l/ pulse RV Reed l/ pulse RV Reed l/ pulse No decimals decimal place decimal place 8 digits pulse value and width parameterisable flow rates to 4 and 20 ma parameterisable frequency and flowrate parameterisable minimum, maximum and hysteresis parameterisable Technical data for VZOA with PTB certification: / Class VZOA 5 VZOA 20 VZOA 25 VZOA 40 VZOA Temperature max. Tmax C Maximum flow rate Qmax ) l/h Nominal flow rate Qcont ) l/h Minimal flow rate Qmin l/h Accuracy class Max. permissible error ±% of actual value Technical data for VZOA with EEC legal verification: D 04 / VZOA 5 VZOA 20 VZOA 25 VZOA 40 VZOA 50 Temperature max. Tmax C Maximum flow rate Qmax ) l/h Nominal flow rate Qcont ) l/h Minimal flow rate Qmin l/h Accuracy class Max. permissible error ±% of actual value Riels Instruments Srl info@riels.it

4 Dimensions VZFA VZFA 5 VZFA 20 VZFA 25 VZFA 40 VZFA 50 Length Width Height Dimensions VZOA VZOA 5 VZOA 20 VZOA 25 VZOA 40 VZOA 50 Length Width Typ C Height Height -RV Height -IN Typ C designation key Height Height -RV Height -IN Information required to process orders Example for differential measurement: Example for fiscal or coercial transactions: - Example for standard applications without options: Riels Instruments Srl info@riels.it

5 Ordering details for VZFA (meters with electronic counters and parameterisable outputs) Threaded ends, PN 6 30 C VZFA 20 RC 30/6 VZFA 25 RC 30/6 VZFA 40 RC 30/ Flanges, PN C 80 C VZFA 20 FL 30/25 VZFA 25 FL 30/25 VZFA 40 FL 30/25 VZFA 50 FL 30/ VZFA 5 FL 80/25 VZFA 20 FL 80/25 VZFA 25 FL 80/25 VZFA 40 FL 80/25 VZFA 50 FL 80/ Modifications Paired for differential measurement 962 approval for ships (e.g. GL, LRS, DNV) Ordering details for VZOA (meter with roller counter) Threaded ends, PN 6 30 C 30 C Flanges, PN 25 Flanges, PN 25 VZOA 5 RC 30/6 VZOA 5 RC 30/6-RV 0. VZOA 5 RC 30/6-RV VZOA 5 RC 30/6-IN 0.0 VZOA 20 RC 30/6 VZOA 20 RC 30/6-RV VZOA 20 RC 30/6-IN C VZOA 5 FL 30/25 VZOA 5 FL 30/25-RV 0. VZOA 5 FL 30/25-RV VZOA 5 FL 30/25-IN 0.0 VZOA 20 FL 30/25 VZOA 20 FL 30/25-RV VZOA 20 FL 30/25-IN 0.0 VZOA 25 FL 30/25 VZOA 25 FL 30/25-RV VZOA 25 FL 30/25-IN C VZOA 5 FL 80/25 VZOA 5 FL 80/25-RV 0. VZOA 5 FL 80/25-RV VZOA 5 FL 80/25-IN 0.0 VZOA 20 FL 80/25 VZOA 20 FL 80/25-RV VZOA 20 FL 80/25-IN 0.0 VZOA 25 FL 80/25 VZOA 25 FL 80/25-RV VZOA 25 FL 80/25-IN VZOA 25 RC 30/6 VZOA 25 RC 30/6-RV VZOA 25 RC 30/6-IN 0. VZOA 40 RC 30/6 VZOA 40 RC 30/6-RV VZOA 40 RC 30/6-IN C VZOA 40 FL 30/25 VZOA 40 FL 30/25-RV VZOA 40 FL 30/25-IN 0. VZOA 50 FL 30/25 VZOA 50 FL 30/25-RV 0 VZOA 50 FL 30/25-IN 80 C VZOA 40 FL 80/25 VZOA 40 FL 80/25-RV VZOA 40 FL 80/25-IN 0. VZOA 50 FL 80/25 VZOA 50 FL 80/25-RV 0 VZOA 50 FL 80/25-IN Modifications Option / Accessory Paired for differential measurement 962 approval for ships (e.g. GL, LRS, DNV) With EEC legal verification Cable mounted on IN 8009 Riels Instruments Srl info@riels.it

6 Accessories Ordering details for accessories Description Threaded connections Threaded connections kit VSR /2 VSR 3/4 x /2 VSR 3/4 VSR VSR /2 PS-Kit VZO 4 for DN 5 for DN 20 for DN 20 for DN 25 for DN 40 / Mounting kit PS-Kit VZO 8 VSR 3/8 Mounting Kit Threaded connections to suit PS-Kit VZO Order details for supplementary equipment Description Remote totaliser Isolated switch amplifier Ex version Ex version Order details for supplementary equipment with mounting kits Transducers Mounting kit Flow calculator Differential flow calculator Frequency current converter Kit Totaliser, zeroing selectable with relay output, max. 0 Hz with electronic output, max. 5 khz Description freely prograable, with analogue output ma, indication of flow rate, limiting values freely prograable, with analogue output ma, indication of flow rate, limiting values. Both inputs can be read out individually. freely prograable. for wall mounting or on DIN-35 rail on request Pressure drop curves Viscosity information Kinematic viscosity Dynamic viscosity Stokes, Centi-Stokes, 2 /s St, cst, 2 /s Pascal seconds, millipascal seconds Pas, mpa.s Poise, Centipoise (outmoded) P, cp Conversion cst x density = mpa.s Engler degrees E to mpa.s: only use conversion table Saybolt units to mpa.s: only use conversion table Redwood units to mpa.s: only use conversion table Rule of thumb cst 2 /s mpa.s Riels Instruments Srl info@riels.it

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8 Dimensions in Flow sensors (all types) Riels Instruments Srl

9 Nominal size L B a ØF b h p r DN 5 DN 20 DN 25 DN 40 DN G 3 /4 G G /4 G 2 G /2 G 3 /4 G G /2 Dimensions of transducer groups / measurement transducer VZF(A), VZO(A) Dimensional drawings - 7 from table above Display / Roller counter Riels Instruments Srl info@riels.it