Digital
IP40
2-color
LED display
2-color
LCD display
NPN/PNP
open collector
Accumulated pulse output
Analog voltage output
Analog current output
Hysteresis mode: Variable
Window comparator mode:
Variable
±1% F.S.
(Fluid: Dry air)
Dry air, N2
12 to 24 VDC
±10%
[Monitor unit 3-color LCD display]
2 to 200
L/min
5 to 500 L/min
10 to 1000 L/min
20 to 2000 L/min
Digital
3-color LCD display
NPN/PNP
open collector
Accumulated pulse output
Analog voltage output
Analog current output
Hysteresis mode: Variable
Window comparator mode:
Variable
±1% F.S.
(Fluid: Dry air)
Dry air, N2
IP65
[Monitor unit IP40]
12 to 24 VDC
±10%
PFMC
5 to 500 L/min
10 to 1000 L/min
20 to 2000 L/min
Monitor unit
±0.1% F.S.
Monitor unit
±0.1% F.S.
PFG300
Flow Switch Variations / Basic Performance Table
∗ The monitor unit values are for the PFG300 and PFMV3.
Fluid Series
PF2A
Dry air,
N
2, Ar, CO2
Setting
Digital Digital
Enclosure
IP40
Display
2-color LCD display
Output
NPN/PNP
open collector
Accumulated pulse output
Analog voltage output
Analog current output
Hysteresis
Hysteresis mode: Variable
Window comparator mode:
Variable
Hysteresis mode: Variable
Window comparator mode:
Variable
Repeatability
±1% F.S. ±1 digit
(Fluid: Dry air)
Power supply
voltage
Rated flow range
0.01 to 1 L/min
0.02 to 2 L/min
0.05 to 5 L/min
0.1 to 10 L/min
0.3 to 25 L/min
0.5 to 50 L/min
1 to 100 L/min
PFMV
Air, N2
IP65
LED display
NPN/PNP
open collector
Accumulated pulse output
Hysteresis mode: Variable
Window comparator mode:
Fixed (3 digits)
±1% F.S.
(PF2A70)
±2% F.S.
(PF2A71)
12 to 24 VDC
±10%
1 to 10 L/min
5 to 50 L/min
10 to 100 L/min
20 to 200 L/min
50 to 500 L/min
Digital
IP40
[Monitor unit 2-color LCD display]
NPN/PNP
open collector
Analog voltage output
Analog current output
±1% F.S.
(Fluid: Dry air)
Analog output:
±5% F.S.
Monitor unit
±0.1% F.S.
Analog output:
±0.5% F.S.
12 to 24 VDC
±10%
0 to 0.5 L/min −0.5 to 0.5 L/min
0 to 1 L/min −1 to 1 L/min
0 to 3 L/min −3 to 3 L/min
Dry air, N2
PF3A7H
Digital
Air, N
2
IP65
[Monitor unit IP40]
3-color LCD display
NPN/PNP
open collector
Accumulated pulse output
Analog voltage output
Analog current output
Hysteresis mode: Variable
Window comparator mode:
Variable
±1% F.S.
24 VDC ±10%
30 to 3000 L/min
60 to 6000 L/min
120 to 12000 L/min
Monitor unit
±0.1% F.S.
PFMV3 PFG300
Temperature characteristics
(25°C standard)
PF2M7(-L)
PFMB
PFG300
±2% F.S.
(15 to 35°C)
±5% F.S.
(0 to 50°C)
±2% F.S.
(15 to 35°C)
±5% F.S.
(0 to 50°C)
Monitor unit
±0.5% F.S.
(0 to 50°C)
Monitor unit
±0.5% F.S.
(0 to 50°C)
±3% F.S. (15 to 35°C)
±5% F.S. (0 to 50°C)
±2% F.S.
(15 to 35°C)
±5% F.S.
(0 to 50°C)
Monitor unit
±0.5% F.S.
(0 to 50°C)
±5% F.S.
(0 to 50°C)
Monitor unit
±0.5% F.S.
(0 to 50°C)
±3% F.S. ±1 digit
(15 to 35°C)
±5% F.S. ±1 digit
(0 to 50°C)
12 to 24 VDC
±10%
18 to 30 VDC
±10%
PF2M7
PF2M7-L
6