DF-R280
Color LCD | From the Main Menu, sub menus “Measure Screen”,“Settings”, ”System”, ”Comp”, |
Touch-Screen | ”Analysis”, etc. are accessible. |
Measure Screen | Can be selected from “Advanced”, “Waveform”, and “Simple”. |
Settings | Tap the items on the touch screen. |
Flow Limits | Two sets of leak limits: |
Upper limits (UL2/UL), Lower limits ( LL2/LL) | |
Flow Display | Converted flow rate (Value converted to volume at 1 atm at conversion temperature) |
USB Port | Provided as standard (1 port) |
RS-232C | 2 ports as standard |
Compatible with DF-2820 | |
Language | English, Japanese, Chinese |
Flow Range | 10 mL/min to 500 L/min |
Sensor | Temperature Sensor, Line Pressure Sensor and Atmospheric Pressure Sensor provided as standard. |
Conversion Temperature | 0°C, 15°C, 20°C, 25°C, (70°F) |
Digital Filter | The filter constant (1 to 50) averages the display values which gives stabler measurement. |
User Span | Adjusts to desired flow rates. |
Internal memory | 16 G for Ethernet (Option) |
Flow Sensor | Laminar Flow Sensor (Laminar Flow Tube) | |
Pressure Media | Air | |
Flow Range | Up to 16 ranges for 8 Laminar Flow Tubes | |
Atmospheric Pressure Sensor | Range: 700 to 1200 hPa Accuracy: ± 0.5% of F.S. + 1digit |
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Line Pressure Sensor | Proof Pressure 50 kPa or less: F.S. Range x 10 100 kPa or less: F.S. Range x 2 Accuracy: ± 0.15% of F.S. + 1digit |
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Number of Channels | 100 channels (0 to 99) | |
Flow Unit | mL/min, L/min, mL/s, L/s, L/h, m3/h, (CFH、CFM) The units in ( ) are not available for SI unit models. |
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Pressure Unit | kPa, MPa, (PSI、kg/cm2, Bar, mbar, mmHg, cmHg, inHg, mmH2O) The units in ( ) are not available for SI unit models. |
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Power Source | 100 to 240 VAC ±10%, 50/60 Hz,100 VA max Select 125 V or 250 V |
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Option | Analog Output Flow rate + Line pressure Internal memory 16 G (For FTP) |
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Line Pressure Compensation | Automatic compensation with pressure sensor | |
Atm Pressure Compensation | Automatic compensation with atmospheric pressure sensor | |
Operating Temperature | 5 to 45 °C | |
Humidity | 80 % RH or less / No dew condensation | |
Differential Pressure Port Size | Rc1/8 | |
Weight | Approx. 11 kg | |
Dimensions (mm) | (W) 283 x (H) 189 x (D) 382 | |
RS-232C | Two-way communication | Data calling and writing |
Fixed length output | DF Format (Various data)/td> | |
28 Format | ||
Same format as for DF-2800 | ||
Baud rate (bps) | 1200, 9600, 19200, 38400, 57600, 115200 | |
USB | Data storage, writing, backup, etc. | |
Interface | Phoenix Contact (DFMC 1,5/20-ST-3,5-LR) | |
Standard Accessories | Quick Mounting Brackets, Connectors, Inspection record, Traceability documents, |
Classification | Code | Function | |
A | Number of Laminar Flow Tubes | 1 to 8 | Number of Laminar Flow Tubes |
BB’ | Laminar Flow Tube Range | 10ML to 500L | Enter all the ranges. |
C | Line Pressure Sensor | L01 | 1 to 10 kPa |
L05 | 10 to 50 kPa | ||
L | 10 to 100 kPa (Standard) | ||
M | 30 to 500 kPa | ||
V | -10 to -70 kPa | ||
D | Option | A | Analog output (Flow, Line pressure) |
D | Memory 16 G (For FTP) | ||
E | Unit (Mandatory) | UX1 | SI units (Mandatory for Japan) |
UX2 | All units (Only for overseas) | ||
F | Power Cord | VA | 125 V (3 m) |
VE | 250V (2 m) | ||
VK | 250 V (2 m) (Only for Chinese customers) |
Code | Model | Ranges and number of display digits | Line pressure (Max.) | Accuracy | ||
10ML | LF-104N-10C | 0.00 to 10.00 mL/min | 990kPa | At atmospheric pressure: ±1.0 % of F.S.±1 digit At Line pressure: ±1.5 % of F.S.±1 digit |
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20ML | LF-104N-20C | 0.00 to 20.00 mL/min | ||||
50ML | LF-104N-50C | 0.0 to 50.00 mL/min | ||||
100ML | LF-104N-100C | 0.0 to 100.0 mL/min | ||||
200ML | LF-104N-200C | 0.0 to 200.0 mL/min | ||||
500ML | LF-104N-500C | 0 to 500.0 mL/min | ||||
Code | Model | 1-range (F.S) accuracy range & Display digits | L Range & D isplay digits | Accuracy range (R.D.) U Range & D isplay digits | Line pressure (Max.) | Accuracy |
1L | LF-104N-1L | 0.000 to 1.000 L/min | 0.000 to 0.300 L/min | 0.300 to 1.000 L/min | 700kPa | ■ 1 range (R.D) / U Range At atmospheric pressure: ±1.0 % of rdg. ±1 digit At Line pressure: ±1.5 % of rdg. ±1 digit ■ 1 range (F.S.) / L Range At atmospheric pressure: ±1.0 % of F.S.±1 digit At Line pressure: ±1.5 % of F.S.±1 digit |
2L | LF-104N-2L | 0.000 to 2.000 L/min | 0.000 to 0.600 L/min | 0.600 to 2.000 L/min | ||
5L | LF-104N-5L | 0.000 to 5.000 L/min | 0.000 to 1.500 L/min | 1.500 to 5.000 L/min | ||
10L | LF-104N-10L | 0.00 to 10.00 L/min | 0.000 to 3.000 L/min | 3.00 to 10.00 L/min | 500kPa | |
20L | LF-104N-20L | 0.00 to 20.00 L/min | 0.000 to 6.000 L/min | 6.00 to 20.00 L/min | ||
30L | LF-104N-30L | 0.00 to 30.00 L/min | 0.000 to 9.000 L/min | 9.00 to 30.00 L/min | ||
50L | LF-105BN-50L | 0.00 to 50.00 L/min | 0.00 to 15.00 L/min | 15.00 to 50.00 L/min | 350kPa | |
100L | LF-105BN-100L | 0.0 to 100.0 L/min | 0.00 to 30.00 L/min | 30.0 to 100.0 L/min | ||
200L | LF2-200L | 0.0 to 200.0 L/min | 0.00 to 60.00 L/min | 60.0 to 200.0 L/min | 50kPa | |
500L | LF2-500L | 0.0 to 500.0 L/min | 0.0 to 150.0 L/min | 150.0 to 500.0 L/min |
NOTE1:The above ranges are the flow ranges at atmospheric pressure.
NOTE2:For the Laminar Flow Tubes whose model name has “N” in it, new temperature sensor connectors are being used from April 2011.
NOTE3:For single range (1 range) Laminar Flow Tubes of 1 L/min or above, the accuracy of “0 to full range (F.S.)” or “30% to full range (R.D)” can be selected.
NOTE4:The standard number of display digit: 4 digits. For models of high Line Pressure: 3 digits.