SMC Networks PF3W7 Series, Operation Manual

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-69-
No.PF
※※
-OMM0005-N
Model PF3W704 PF3W720 PF3W740 PF3W711 PF3W721
Analogue
output
Response
time

6
0.5 s/1 s/2 s
Voltage output Output voltage: 1 to 5 V, Output impedance:
1 kΩ
Current output
Output current: 4 to 20 mA
Maximum load impedance: 300
Ω for 12 VDC, 600 Ω for 24 VDC
Hysteresis Variable
External input Voltage free input of 0.4 V or less (reed or solid state type) for 30 ms or longer
Display method
2-screen display
(Main screen: 4-digit, 7-segment, 2-colour; red/green,
Sub screen: 6-digit, 11-segment, White)
Display updating frequency 5 times/sec.
Indicator light Output 1 and 2: Orange
Power supply voltage 12 to 24 VDC ±10%
Current consumption 50 mA max.
E
n
v
ir
o
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

7
1000 VAC, for 1 minute between the terminals and housing
Insulation
resistance
50 MΩ min. (with 500 VDC) between the terminals and housing
Standards and
regulations
CE marking, UL (CSA), RoHS
Material of wetted part
PPS, SUS304, FKM, SCS13
PPS, SUS304,
FKM
Grease free
Piping port size

8
3/8 3/8, 1/2 1/2, 3/4 3/4, 1 1 1 /
4
, 1 1 /
2