Technical Data; Characteristics Vvx - SIKA Vortex VVX 15 Notice D'utilisation

Technical data

9 Technical data
The technical data of customised versions may differ from the data in these instructions.
Please observe the information specified on the type plate.

9.1 Characteristics VVX

Type
Measurement device characteristics
Measuring range
Accuracy
Repeatability
*1) Test conditions:
Test medium water • Medium temperature 20...30 °C • Inlet pressure 7...10 bar • Defined inlet and outlet pipes ( § 4.1).
*2) Measuring duration 1 second.
Output signal characteristics
Flow pulse output (optional):
- Pulse rate / K-factor
- Signal shape
- Signal current
Flow analogue output (optional):
- Signal voltage
- Voltage rate
- Signal current
Temperature (optional):
• Pulse output
• Analogue output
*3) Resolution 7 bit, basic accuracy ±50 mV.
*5) Dual slope measurement method with basic accuracy ±1.0 K.
*6) Dual slope measurement method with basic accuracy ±0.5 K.
Electrical characteristics
Supply voltage
• Pulse output
• Analogue output
Current consumption
• Pulse / Analogue output
Electrical connection
*7
Degree of protection
• M12x1
• RAST 2.5
*7) EN 60529 • only with attached coupling/connector.
Connecting cable
(Accessory)
- 36 -
VVX 15
2...40 l/min
500 pulses/l
optional: 3...1,000 pulses/l
Square wave signal • duty cycle 50:50
NPN open collector (o.c.), PNP o.c. or push-pull
*3
0.5...3.5 V (2...40 l/min
*4
0.07895 V / l/min
NTC (R =10.74 kΩ, B 0/100 3450) or Pt1000 (2-wire, class B)
25
Sensor is connected directly
0.5...3.5 V
with (NTC
*4) other scales possible.
8...30 V
5-pin-plug M12x1 or pin header RAST 2.5
Female connector M12x1 with cable
Ribbon cable with RAST 2.5 connectors
7...150 l/min
*1
±2% of range
*2
±0.5% of range
100 pulses/l
optional: 1...500 pulses/l
≤ 20 mA
*4
) 0.5...3.5 V
0.02098 V / l/min
≤ 1 mA
*3
corresponds to 0...90°C
*5 *6
or Pt1000 )
or 5 V ±5%
DC DC
5 V ±5%
DC
< 15 mA
IP65
IP20
or
© SIKA • Ba_VVX • 02/2016
VVX
VVX 25
*3 *4
(7...150 l/min )
*4