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-28-
No.PF
※※
-OMN0010-J
Specification
■
Specifications
Specifications of body (Metal attachment)
Model
PF3W504
PF3W520
PF3W540
PF3W511
PF3W521
Applicable fluid
Water and ethylene glycol solution with a viscosity of 3 mPa
s(3 cP) or less
1
Detecting method
Karman vortex
Rated flow range
0.5 to 4 L/min
2 to 16 L/min
5 to 40 L/min
10 to 100 L/min
50 to 250 L/min
Fluid temperature
0 to 90
o
C (No freezing and condensation)
0 to 70
o
C (No
freezing and
condensation)
Accuracy
±3% F.S. max.
Repeatability
±2% F.S. max.
Temperature
characteristics
±5% F.S. max. (reference 25
o
C)
Operating pressure range
2
Refer to graph of operating pressure and proof pressure
Proof pressure
2
Refer to graph of operating pressure and proof pressure
Pressure loss
Refer to graph of pressure loss
Analogue
output
Response
time
3
1 s
Voltage output
Output voltage: 1 to 5 V, Output impedance: 1
kΩ
Current
output
Current output: 4 to 20 mA
Maximum load impedance: 300
Ω for 12 VDC, 600 Ω for 24 VDC
Indicator light
LED for power supply,
LED for flow rate indicator (Flashing speed changes depending on the flow rate.),
LED for other error display
Power supply voltage
12 to 24 VDC ±10%
Current consumption
30 mA max.
En
v
iro
n
m
e
n
t
Enclosure
IP65
Operating
temperature
range
0 to 50
o
C (No freezing and condensation)
Operating
humidity
range
Operation, Storage: 35 to 85% R.H. ( No condensation)
Withstand
voltage
4
1000 VAC, for 1 minute between the terminals and housing
Insulation
resistance
50 MΩ min. (with 500VDC) between the terminals and housing
Standards and
regulations
CE marking, UL(CSA), RoHS
Wetted materials
PPS, SUS304, FKM, SCS13
PPS, SUS304,
FKM
Non-grease type
Piping port size
5
3/8
3/8, 1/2
1/2, 3/4
3/4, 1
1
1
/
4
, 1
1
/
2
Summary of Contents for PF3W5 Series
Page 12: ...11 No PF OMN0010 J Model Indication and How to Order Metal piping...
Page 13: ...12 No PF OMN0010 J Polyvinyl chloride piping...
Page 35: ...34 No PF OMN0010 J PF3W511 Vinyl chloride piping PF3W521 Vinyl chloride piping...
Page 38: ...37 No PF OMN0010 J PF3W521 Metal attachment...
Page 48: ...47 No PF OMN0010 J Dimensions of lead wire with M8 connector ZS 40 A...