User Documentation

-62-
No.PF※※-OMP0002-H
Specification
■Specifications
Model
PFMB7501
PFMB7102
PFMB7202
Fluid
Applicable fluid
Air, N
2
(Air quality: ISO8573-1 1.1.2 to 1.6.2
1
)
Fluid temperature range
0 to 50
o
C
Flow
Detecting method
Heating type sensor
Rated flow range
5 to 500 L/mim
10 to 1000 L/mim
20 to 2000 L/mim
Set flow
rate range
Instantaneous
flow
5 to 525 L/mim
10 to 1050 L/mim
20 to 2100 L/mim
Accumulated
flow
0 to 999,999,990 L
Minimum
setting unit
Instantaneous
flow
1 L/min
Accumulated
flow
10 L
Accumulated volume per
pulse
(Pulse width = 50 msec.)
1 L/pulse
10 L/pulse
Accumulated value hold
2
Every 2 minutes or every 5 minutes
Pressure
Rated pressure range
0 to 0.8 MPa
Proof pressure
1.2 MPa
Pressure loss
Refer to the pressure loss graph.
Pressure characteristics
3
±5%F.S. (0 to 0.8 MPa, 0.6 MPa standard)
Electrical
Power supply voltage
12 to 24 VDC ±10%
Ripple (p-p) 10% or less
Current consumption
55 mA or less
Protection
Polarity protection
Accuracy
Display accuracy
±3%F.S.
Analogue output accuracy
±3%F.S.
Repeatability
±1%F.S. (±2%F.S. when response time is set to 0.05 second)
Temperature characteristics
±5%F.S. (0 to 50
o
C, 25
o
C standard)
Switch output
Output type
NPN open collector or PNP open collector
Output mode
Hysteresis mode, Window comparator mode,
Accumulated output mode or Accumulated pulse output mode
Switch operation
Normal output
Reversed output
Maximum load current
80 mA
Maximum applied voltage
(Only NPN)
28 VDC
Internal voltage drop
(Residual voltage)
NPN output: 1 V or less (at 80mA)
PNP output: 1.5 V or less (at 80mA)
Response time
4
0.05 sec., 0.1 sec., 0.5 sec., 1 sec. or 2 sec.
Hysteresis
5
Variable
Protection
Short circuit protection