| Spec |
Value |
Non wetted parts
|
| Housing |
PE |
| Union Nut |
PC |
| Seals |
NBR |
| Screws |
Stainless steel |
| Female cable plug/male fixed plug |
PA |
Wetted parts
|
| Seal |
FKM standard (EPDM option) |
| Axis and bearings |
Ceramics (Al2O3) |
| Sensor armature, paddle wheel |
PVDF |
| Dimensions |
Detailed information can be found in chapter “4. Dimensions” on page 6 |
| Measuring principle |
Paddle wheel |
| Compatibility |
Any pipe from DN 20.)…DN 400 which is fitted with Bürkert S020 Insertion fitting.
For the selection of the nominal diameter of the Insertion fittings, see data sheet Type
S020 |
| Pipe diameter |
DN 20…DN 400 |
| Measuring range |
- Flow rate: 0.5…75000 l/min (0.13…19813 gpm)
- Flow velocity: 0.3…10 m/s
|
Insertion Flowmeter Performance data
|
| Measurement deviation |
Teach-In: ± 1 % of the measured value.) (at Teach-In flow rate value)
Standard K-factor: ± 2.5 % of the measured value.) |
| Linearity |
± 0.5 % of full scale |
| Repeatability |
± 0.4 % of the measured value |
Electrical Data
|
| Operating voltage |
- Pulse version: 12…36 V DC, filtered and regulated Connection to main supply: permanent (through external SELV (Safety Extra Low Voltage) and LPS (Limited Power Source) power supply
- Pulse “Low Power” version: via Bürkert transmitter
|
| Power source (not supplied) |
Limited power source according to UL/EN 60950-1 standards or limited energy circuit according
to UL/EN 61010-1 §9.4 |
| DC reverse polarity protection |
Yes |
| Overvoltage protection |
Yes |
| Current consumption |
With sensor
- Pulse version: ≤ 50 mA
- Pulse “Low Power” version: ≤ 0.8 mA
|
| Outputs |
- Pulse version:
- Transistor NPN/PNP, open collector
- max. 100 mA
- 0…300 Hz
- duty cycle (pulse duration/period): ½
- Pulse “Low Power” version:
- Transistor NPN, open collector
- max. 10 mA
- 0…300 Hz
- duty cycle (pulse duration/period): ½
|
| Voltage supply cable |
Max. 50 m length, shielded
Cross section of wires: max. 1.5 mm² |