Panasonic Industry / Automation Controls
Panasonic Industry / Automation Controls

Air Flow Monitor EWA1 (Discontinued Products)

  • Discontinued Products

  • Specifications

  • 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

aewa1200

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Specifications

COMMON SPECIFICATIONS

ItemSpecifications
Rated pressure range0 to 1 MPa (gauge pressure)
Measurable fluidAir (compressed air)
Rated operating voltage24 V DC ±10 %
Rated power consumption40 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 modePulse output 1: Direct flow pulse
Pulse output 2: Reverse flow pulse, Flow limit alarm
(select by button operation)
Over current protectionEquipped
Pulse output duty1:1 (35 to 65 %)
Analog current outputOutput current: 4 to 20 mA
Output accuracy: ±0.1 mA
Max. external load: 400 Ω or less
 Output modeInstant flow, air pressure and temperature
(select by button operation)
 Instant flowZero 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 pressure0 kPa: 4 mA, 1 MPa: 20 mA
Temperature−10 ℃ +14 : 4 mA, +60 ℃ +140 : 20 mA
Pressure lossExtremely small
(same as straight pipe)
Response time500 ms
Enclosure protectionIP64 (IEC)
Ambient temperature−10 to +60 ℃ +14 to +140
(Storage: −20 to +70 ℃ −4 to +158 )
Ambient humidity90 % RH or less
(No dew condensation or icing allowed)

INDIVIDUAL SPECIFICATIONS

Small pipe size type

Model No.AEWA1025AEWA1032
Pipe size25A (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 output10, 100, 1,000 NL/pulse or L/pulse
Low flow cut offWithin ±0.09 m3/hWithin ±0.16 m3/h
MaterialMeasuring pipe: Aluminum alloy, PPS and phlor silicone rubber
Net weight1.5 kg approx.1.4 kg approx.
AccessoriesM4 hexagon wrench: 1 pc

Medium pipe size type

Model No.AEWA1040AEWA1050AEWA1065AEWA1080
Pipe size40A (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 output10, 100, 1,000 NL/pulse or L/pulse
Low flow cut offWithin
±0.2 m3/h
Within
±0.4 m3/h
Within
±0.6 m3/h
Within
±0.8 m3/h
MaterialMeasuring pipe: Aluminum alloy, PPS and phlor silicone rubber
Net weight1.0 kg approx.1.2 kg approx.1.5 kg approx.1.7 kg approx.
AccessoriesPositioning 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.AEWA1100AEWA1150AEWA1200
Pipe size100A (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 output0.1, 1, 10 Nm3/pulse or m3/pulse
Low flow cut offWithin
±2.6 m3/h
Within
±5.0 m3/h
Within
±9.0 m3/h
MaterialMeasuring pipe: Stainless steel alloy, PPS and phlor silicone rubber
Net weight10.3 kg approx.18.3 kg approx.24.4 kg approx.
AccessoriesPositioning collar: 2 pcs, M4 hexagon wrench: 1 pc

Normal flow conversion

*Please go to the below referenced web link regarding other temperature / pressure conditions.>>Normal / Liter conversion chart of flow range

I/O CIRCUIT DIAGRAM

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

Small pipe size type

Medium pipe size type

Large pipe size type

Connecting cable (Sold separately)

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