Technical data 

 VVX15 

 VVX20

 VVX20 LowFlow

 VVX25

 Nominal diameter

 DN 15

 DN 20

 DN 25

 Process connection

 G¾-ISO 228 male, 

 incl. O-rings

 G1-ISO 228 male, incl. O-rings or QuickFasten without O-rings

 G 1¼-ISO 228 male,

 incl. O-rings

 Inner diameter [mm]

 Ø 13

 Ø 19

 Ø 25

 Flow measuring range*

 2...40 l/min 

 120...2.400 l/h

 5...80 l/min 

 300...4.800 l/h

 2...65 l/min
 120...3.900 l/h

 2.5...85 l/min

 150...5,100 l/h

 7...150 l/min 

 420...9.000 l/h

 Accuracy*

 → at < 50 % of range

 → at > 50 % of range

 ±2 % of range 

 ±2 % of range

 ±0.75 % of range 

 ±1.5 % of reading

 ±(1% of range + 0.5% of 

 reading) 

 ±(1% of range + 0.5% of

 reading)

 ±0.8 % FS

 ±1.6 % of reading

 ±0.75 % FS

 ±2 % of range

 Repeatability

 ±1 % at -20...5 °C ambient temperature   

 ±0.5 % at 5...70 °C ambient temperature

 Medium

 Water and aqueous solution

 Pressure rating

 PN 10

 Degree of protection EN 60529 

 with attached cable socket 

 IP65 and IP67

 Temperature measuring

 Measuring range

 -20...90 °C

 Accuracy 

 ±1 k

 Response time

 → t50

 → t90

 approx. 10 s

 approx. 21 s

 Temperature ranges

 Medium

 -20...90 °C (non-freezing)

 Ambient

 -22...70 °C (-30 °C with medium min. +3.5 °C for max. 24 h over the product life)

 Storage

 -30...70 °C

 Electrical data

 Electrical connection

 4- or 5-pin plug connector M12 x 1

 Power supply for output signal 

 → Push Pull or NPN 

 → NPN 

 → 4...20 mA or 0...10 V 

 → IO-Link with Push Pull

 8...30 V DC 

 5 V DC (±5 %) 

 12...24 V DC (±10 %) 

 24 V DC (±10 %)

 Current consumption

 < 15 mA

 Approvals

 WRAS

 WRAS (approved product)

 Intertek

 Conforms to ANSI UL Std.61010-1

 Cert. to CAN/CSA C22.2 No.61010-1

 VDE

 Variants according to certificate

 IEC 60335-2-40

 DIN EN 60335-2-40

 Frequency output ①

 VVX15

 VVX20

 VVX25

 Output signal flow for power supply 

 Frequency signal, square wave, pulse duty ratio 50:50, signal current max. 20 mA 

 Push Pull or NPN open collector

 Pulse rate [1/l]

 500 (optional 3...1000)

 200 (optional 2...800 )

 100 (optional 1...500)

 Output signal temperature

 Pt1000 2 wire, class B

 or NTC 10.74k, B 0/100 3450

 or none

 Analogue output ②

 VVX15

 VVX20

 VVX25**

 Output signal flow

 0.5...3.5 V

 Scaling [l/min]

 2...40

 5...80

 7...150 

 Voltage rate 

 → 0.5...3.5 V

 0.07895

 ​0.04000 

 0.04762

 0.03636

 0.02098 

 Output signal temperature*

 Voltage signal 0.5...3.5 V corresponds to 0...90 °C 

 or none

 Analogue output ③

 VVX15

 VVX20

 VVX25

 Output signal flow

 0...10 V or 4...20 mA

 Scaling [l/min]

 0...40

 0...80

 0...150

 Voltage rate [V / l/min]

 → 0...10 V 

 Current rate [mA / l/min] 

 → 4...20 mA

 0.25000 

 0.40000

 0.12500 

 0.20000 

 0.06667

 0.10667 

 Output signal temperature

 none

 IO-Link ④

 VVX15

 VVX20

 VVX25

 IO-Link specification

 Version 1.1

 IO-Link Device ID:

 2

 Transmission type

 COM2 (38.4 kBaud)

 Ready for operation

 2 seconds after supply voltage is applied

 Min. cycle time

 103 ms

 SIO mode:

 Yes

 Profiles:

 Device Identification, Device Diagnosis

 SDCI standard:

 IEC 61131-9

 Required master port:

 Class A

 Process data analog:

 3

 Download IODD device description

 https://www.sika.net or https://ioddfinder.io-link.com