Models | UX15(25)-0DC | UX15(25)-0AC | UX15(25)-0BT |
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Power source | External power supply 24 VDC | External power supply 100 VAC | Dedicated lithium battery *1 |
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Diameters of connected parts | UX15:Rc1/2UX25:Rc1 |
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Types of measurable gases *2 | Town gas (13A) Butane (70% butane, 30% propane) Propane (98% propane, 2% butane) Nitrogen |
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Fluid Temperature | -10~+60℃ (No freezing) |
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Flow rate range | 0.12~6m3/h |
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Accuracy | Actual flow rate *3 | 39-18. ± 2% RD (0.6m3/h or more to 6 m3/h or less),± 0.5 % FS (0.12 m3/h or more to less than 0.6 m3/h) |
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Temperature | ±1.5℃ |
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Low flow rate cut-off | 0.024m3/h (Maximum flow rate/250) |
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Maximum operating pressure | 100kPa |
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Pressure loss | 200 Pa or less (Town gas 13A, standard atmospheric pressure + 2.5 kPa, Maximum flow rate) |
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Rated voltage | 21.6~26.4VDC | 85~115VAC | — |
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Power consumption | 2 W or less (When the voltage is 26.4 V and current output is 22 mA) | 10W or less (When the current output is 22 mA) | — |
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Environment temperature range | Temperature: -20°C to + 70°C *No condensing |
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Output | Analog | 4 to 20 mADC (Load resistance at 400 Ω or less) Select from the instantaneous flow rate and temperature. | — |
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Output 1 (Flow rate pulse) | Unit pulse (Select from 1, 10, 100, 1000, and 10000 L/P; Standard setting: 1000 L/P) Duty 20% – 80% Nch open-drain output (Maximum load 24 VDC and 50 mA) |
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Output 2 (Alarms) | Select the upper and lower limit alarms or the upper limit alarm of the integrated value. | Select the battery voltage drops or upper and lower limit alarms. |
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Communication *4 | Complies with RS 485 Modbus /RTU (Select 4800 bps or 9600 bps.) | — |
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Measurement interval *5 | 0.5 seconds | 2 seconds |
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Display | Main display | Accumulated flow rate: 8-digit integer and 2-digit decimal; Trip accumulated flow rate: 7-digit integer and 2-digit decimal Ultrasonic measurement error, temperature measurement error, battery voltage error (for the built-in batteries model only) |
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Sub display | Instantaneous flow rate display: 5-digit; Temperature display: 3-digit; Pressure display: 4-digit |
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Flow direction | The flow direction is from left to right or right to left relative to the indicator. * Please select when ordering. |
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Mounting position | Horizontal or vertical (The meter cannot be installed in a position where the indicator is directed downward or the cable introduction part is directed upward.) |
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Conversion functions | Simple standard *6 | A flow rate where the actual flow rate is corrected to the standard temperature and 1 atm. (Enter an arbitrary fixed value for the pressure.) |
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Simple normal *6 | A flow rate where the actual flow rate is corrected to 0°C and 1 atm. (Enter an arbitrary fixed value for the pressure.) |
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Major materials of the part exposed to gases | Aluminum alloy and PPS |
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Protective structure | Indoor and outdoor IP64 (JIS C 0920); Avoid direct sunlight. |
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Mass (kg) | 1.6 | 1.7 | 1.8
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