เซนเซอร์แปลงความดัน Pressure Transmitter
รุ่น SML
คุณลักษณะ
- Measuring ranges -1 to 1000 bar
- All standard signals for industry, hydraulics and pneumatics
- Temperature range of media -40°C to 125°C
- No internal transmission media (fully welded, “dry” measuring cell)
- Protection class IP67 (special version up to IP69K)
- Compact and rugged model in stainless steel
- High flexibility for options thanks to modular design
- Highly reliable
- Approval
- German Lloyd (GL) for marine application
- ECE Directive R110 engines powered with compressed natural gas
- CE Declaration of conformity 2004/108/EG
- Railway application DIN EN 50155
คุณสมบัติ
Pressure Range | ||||||||||
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Measuring range* | p [bar] | 1,0 | 1,6 | 2,0 | 2,5 | 4,0 | 6,0 | 10,0 | 16,0 | |
- Overload pressure | p [bar] | 6 | 6 | 6 | 6 | 10 | 20 | 20 | 40 | |
- Burst pressure | p [bar] | 9 | 9 | 9 | 9 | 15 | 30 | 30 | 60 | |
Measuring range* | p [bar] | 20 | 25 | 40 | 60 | 100 | 160 | 200 | ||
- Overload pressure | p [bar] | 40 | 100 | 100 | 200 | 200 | 400 | 400 | ||
- Burst pressure | p [bar] | 60 | 150 | 150 | 300 | 300 | 600 | 600 | ||
Measuring range* | p [bar] | 250 | 400 | 600 | 100 | |||||
- Overload pressure | p [bar] | 750 | 750 | 840 | 1200 | (other pressure range as =1...0 bar, =1...9/24 bar etc. or absolute pressure are available) |
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- Burst pressure | p [bar] | 1000 | 1000 | 1050 | 1500 | |||||
ELECTRICAL PARAMETER | ||||||||||
2-wire | 3-wire | 3-wire | 3-wire | 3-wire | ||||||
Output signal* | 4...20mA | 0...20mA | 0...10V | 0...5V | 0,5...4,5V | ratiometric | ||||
Supply voltage | Us[VDC] |
10...32*** | 9...30 | 12...32 | 8...32 | 5±10% | ||||
Load resistor | RA in Ohm | RA =[Us-10V]/0,02A | max. 200Ω | ≥4.7kΩ | ≥4.7kΩ | ≥4.7kΩ | ||||
Response time | t [ms] | ≤2 | ≤1 | ≤1 | ≤1 | ≤1 | ||||
Maximum supply current |
l [mA] | 23 | 40 | 10 | 10 | 7,5 | ||||
Isolation voltage* | U [VDC] | 50 | Option 500/710 | |||||||
ACCURACY | ||||||||||
Accuracy @ RT | % of the range | ≤0,50*** | Option ≤0,25 | *** incl. nonlinearity, hystersis, repeatability, zero-offset-and final-offset (acc. to IEC 61298-2) | ||||||
Non-lineearity | BFSL | ≤0,15 | ||||||||
Stability/year | % of the range | ≤0,15 | ||||||||
ACCEPTABLE TEMPERATURE RANGES | ||||||||||
Measuring medium | T [℃] | -40...125 | ||||||||
Ambience | T [℃] | -40...105 | ||||||||
Storage | T [℃] | -40...125 | ||||||||
Compensated range*** | T [℃] | -20...85 | ***The mean TC are relevant for the compensated range only, outside the compensated range the total error statements apply. | |||||||
Temperature coefficient within the conpresated range | ||||||||||
Mean TC Offset | % of the range | ≤ 0,15/10K | ||||||||
Mean TC range | % of the range | ≤ 0,15/10K | ||||||||
Total error | % of the range | -40℃ 2,0% 105℃ 2,00% |
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MECHANICAL PARAMETER | ||||||||||
Wetted components | Stainless steel | |||||||||
Housing | Stainless steel | |||||||||
Weight | m [g] | 80-120 | Depending on design | |||||||
Shick resistance/drop | g | 1000 | acc. to DIN EN 60068-2-32-free fall | |||||||
Vibration resistance | g | 20 | acc. to DIN EN 60068-2-6-vibration sinusoidal | |||||||
Shock resistance/constant | g | 50 | acc. to DIN EN 60068-2-27-shock | |||||||
Approvals | CE Deciarations of conformity 2014/30/EU, 201468/EU German Lioyd, Railway application DIN EN 50155 |
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IP system of protection (IEC 605029) up to IP69K The IP system of protection as specified in the data sheets generally applies, with appropriate plug connected. |