Air Flow Monitor EWA1 (Discontinued Products)
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Discontinued Products
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Specifications
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Dimensions
Ⅾiscontinued
Last time buy
August 31, 2015
We are sorry, the products have been discontinued. Please refer to the details of the discontinued products and the recommended substitutes list below.
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Discontinued Products
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Specifications
COMMON SPECIFICATIONS
Item | Specifications | ||
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Rated pressure range | 0 to 1 MPa (gauge pressure) | ||
Measurable fluid | Air (compressed air) | ||
Rated operating voltage | 24 V DC ±10 % | ||
Rated power consumption | 40 mA or less | ||
Pulse output (Pulse output 1 and Pulse output 2) | Open drain output •Max. inflow current: 10 mA •Applied voltage: 24 V DC or less •Residual voltage: 1 V or less (at inflow current 10 mA) | ||
Output mode | Pulse output 1: Direct flow pulse Pulse output 2: Reverse flow pulse, Flow limit alarm (select by button operation) | ||
Over current protection | Equipped | ||
Pulse output duty | 1:1 (35 to 65 %) | ||
Analog current output | Output current: 4 to 20 mA Output accuracy: ±0.1 mA Max. external load: 400 Ω or less | ||
Output mode | Instant flow, air pressure and temperature (select by button operation) | ||
Instant flow | Zero point: 4 mA (Direct flow display mode, reverse flow ~ within low flow cut off) 12 mA (Direct/Reverse flow display mode, within low flow cut off) | ||
Air pressure | 0 kPa: 4 mA, 1 MPa: 20 mA | ||
Temperature | −10 ℃ +14 ℉: 4 mA, +60 ℃ +140 ℉: 20 mA | ||
Pressure loss | Extremely small (same as straight pipe) | ||
Response time | 500 ms | ||
Enclosure protection | IP64 (IEC) | ||
Ambient temperature | −10 to +60 ℃ +14 to +140 ℉ (Storage: −20 to +70 ℃ −4 to +158 ℉) | ||
Ambient humidity | 90 % RH or less (No dew condensation or icing allowed) |
INDIVIDUAL SPECIFICATIONS
Small pipe size type
Model No. | AEWA1025 | AEWA1032 | |
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Pipe size | 25A (1B) | 32A (1 1/4B) | |
Flow range (actual flow) | −0.6 to −35 m3/h or+0.6 to +35 m3/h | −1.1 to −65 m3/h or+1.1 to +65 m3/h | |
Flow measuring accuracy | ±5 % R.S. | −0.6 to −3.5 m3/h or+0.6 to +3.5 m3/h | −1.1 to −6.5 m3/h or+1.1 to +6.5 m3/h |
±2 % R.S. | −3.5 to −35 m3/h or+3.5 to +35 m3/h | −6.5 to −65 m3/h or+6.5 to +65 m3/h | |
Normal conversion accuracy | ±2.5 % R.S. (at dry air, ordinary temperatures and 0.5 MPa) | ||
Unit for pulse output | 10, 100, 1,000 NL/pulse or L/pulse | ||
Low flow cut off | Within ±0.09 m3/h | Within ±0.16 m3/h | |
Material | Measuring pipe: Aluminum alloy, PPS and phlor silicone rubber | ||
Net weight | 1.5 kg approx. | 1.4 kg approx. | |
Accessories | M4 hexagon wrench: 1 pc |
Medium pipe size type
Model No. | AEWA1040 | AEWA1050 | AEWA1065 | AEWA1080 | |
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Pipe size | 40A (1 1/2B) | 50A (2B) | 65A (2 1/2B) | 80A (3B) | |
Flow range (actual flow) | −1.3 to −80 m3/h or +1.3 to +80 m3/h | −2.5 to −150 m3/h or +2.5 to +150 m3/h | −4 to −240 m3/h or +4 to +240 m3/h | −5 to −300 m3/h or +5 to +300 m3/h | |
Flow measuring accuracy | ±5 % R.S. | −1.3 to −8 m3/h or +1.3 to +8 m3/h | −2.5 to −15 m3/h or +2.5 to +15 m3/h | −4 to −24 m3/h or +4 to +24 m3/h | −5 to −30 m3/h or +5 to +30 m3/h |
±2 % R.S. | −8 to −80 m3/h or +8 to +80 m3/h | −15 to −150 m3/h or +15 to +150 m3/h | −24 to −240 m3/h or +24 to +240 m3/h | −30 to −300 m3/h or +30 to +300 m3/h | |
Normal conversion accuracy | ±2.5 % R.S. (at dry air, ordinary temperatures and 0.5 MPa) | ||||
Unit for pulse output | 10, 100, 1,000 NL/pulse or L/pulse | ||||
Low flow cut off | Within ±0.2 m3/h | Within ±0.4 m3/h | Within ±0.6 m3/h | Within ±0.8 m3/h | |
Material | Measuring pipe: Aluminum alloy, PPS and phlor silicone rubber | ||||
Net weight | 1.0 kg approx. | 1.2 kg approx. | 1.5 kg approx. | 1.7 kg approx. | |
Accessories | Positioning collar: 4 pcs, M4 hexagon wrench: 1 pc, Flange packing: 2 pcs, Bolt set: 1 set (bolt, nut and plain washer) |
Large pipe size type
Model No. | AEWA1100 | AEWA1150 | AEWA1200 | |
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Pipe size | 100A (4B) | 150A (6B) | 200A (8B) | |
Flow range (actual flow) | −10 to −500 m3/h or +10 to +500 m3/h | −24 to −1,200 m3/h or +24 to +1,200 m3/h | −40 to −2,000 m3/h or +40 to +2,000 m3/h | |
Flow measuring accuracy | ±5 % R.S. | −10 to −50 m3/h or +10 to +50 m3/h | −24 to −120 m3/h or +24 to +120 m3/h | −40 to −200 m3/h or +40 to +200 m3/h |
±2 % R.S. | −50 to −500 m3/h or +50 to +500 m3/h | −120 to −1,200 m3/h or +120 to +1,200 m3/h | −200 to −2,000 m3/h or +200 to +2,000 m3/h | |
Normal conversion accuracy | ±2 % R.S. (at dry air, ordinary temperatures and 0.5 MPa) | |||
Unit for pulse output | 0.1, 1, 10 Nm3/pulse or m3/pulse | |||
Low flow cut off | Within ±2.6 m3/h | Within ±5.0 m3/h | Within ±9.0 m3/h | |
Material | Measuring pipe: Stainless steel alloy, PPS and phlor silicone rubber | |||
Net weight | 10.3 kg approx. | 18.3 kg approx. | 24.4 kg approx. | |
Accessories | Positioning collar: 2 pcs, M4 hexagon wrench: 1 pc |
*Please go to the below referenced web link regarding other temperature / pressure conditions.>>Normal / Liter conversion chart of flow range
I/O CIRCUIT DIAGRAM
Note:1) Max. resistive load should be 400 Ω or less.2) Lead wire (pink) is not used. Be sure to insulate it.
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Dimensions
- Unit: mm in