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VVX
4
Commissioning and Measuring Operation
IMPORTANT
Before the first commissioning, check whether the measuring system has been
vented by flushing.
4.1 Measuring Operation
Type
Output signal characteristics
Flow frequency output:
Pulse rate / K-factor [1/l]r
optional:
Signal shape
Signal current
Flow analogue output 0.5...3.5 V (optional):
Output signal
Analogue output scaling according to type plate
Signal current
Flow voltage and current output (optional):
Output signal
Analogue output scaling according to type plate
Signal current
Working resistance
IO-Link:
IO-Link specification
IO-Link Device ID
Transmission type
Ready for operation
Min. cycle time
SIO mode
Profiles
SDCI standard
Required master port
Process data analogue
Download IODD device
description
Temperature (optional):
• Sensor directly
• Analogue output
*2) Resolution 7 bit or 10 bit (depending on version).
*3) Resolution 12 bit.
*4) Dual slope measurement method with basic accuracy ±0.5 K.
*5) Dual slope measurement method with basic accuracy ±1.0 K.
Technical changes reserved
VVX15
VVX20
500
200
3...1,000
2...800
Square wave signal • duty cycle 50:50
NPN open collector (o.c.), PNP o.c. or push-pull
≤ 125 Ω at max. 24 V signal voltage
2 seconds after supply voltage is applied
Device Identification, Device Diagnosis
https://www.sika.net
Pt1000 (2-wire, class B) or NTC (R
*2
0.5...3.5 V
analogue output scaling according to type plate with Pt1000
Commissioning and Measuring Operation
VVX25
100
1...500
≤ 20 mA
*2
0.5...3.5 V
≤ 1 mA
0...10 V • 4...20 mA
≤ 1 mA
(Voltage output)
Version 1.1
2
COM2 (38.4 kBaud)
103 ms
Yes
IEC 61131-9
Class A
3
or
https://ioddfinder.io-link.com
=10.74 kΩ, B 0/100 3450)
25
*5
or NTC
VVX32
VVX40
100l
50
-/-
-/-
*3
(Current output)
- 25 -
*4
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