DEVICE DESCRIPTION
2
5
OPTISWIRL 4200
www.krohne.com
08/2016 - 4005002601- AD OPTISWIRL4200 Ex-II2GD R01
2.1 Device description
Vortex flowmeters measure and display the flow of flammable and non-flammable gases and
liquids. The signal converter includes either a 4...20 mA signal output with optional HART
®
communication or a bus connection. There are bus connections available according to the FISCO
model for connecting to the Foundation Fieldbus or Profibus PA. Signal converters with signal
output have a remote binary output and a remote current input.
2.2 Description code
The safety description code * consists of the following elements:
* positions which are not needed are omitted (no blank positions)
The remote version consisting of the flow sensor OPTISWIRL 4000 and the signal converter
VFC 200 F 020 is called the OPTISWIRL 4200 F.
Compact device
1
Product designation
2
Type series
3
Compact measuring device
4
Electrical signal output
Free - current output 4...20 mA with optional HART
®
communication or
FF - Foundation FIELDBUS bus connection or
PA - PROFIBUS PA bus connection
5
Explosion-protected version
Signal converter - remote version
1
Product designation
2
Type series
3
Remote version
4
Electrical signal output
Free - current output 4...20 mA with optional HART
®
communication or
FF - Foundation FIELDBUS bus connection or
PA - PROFIBUS PA bus connection
5
Sensor electronics VFC 020
6
Explosion-protected version
Flow sensor - remote version
1
Product designation
2
Type series of flow sensor
3
Remote version
