11
Technical specifications
SFAM
−1000
−3000
−5000
−M
−T
−M
−T
−M
−T
General information
Certification
C tick
CE symbol(
è
Conformity declaration)
In accordance with EU EMC directive
Note on materials
RoHS−compliant
Input signal / Measuring element
Measured variable
Flow, air consumption
Direction of flow
−L
Unidirectional P1
}
P2
−R
Unidirectional P1
{
P2
Measuring principle
Thermal
Flow measuring range
[l/min]
10
Ū
1000
30
Ū
3000
50
Ū
5000
Operating pressure
[bar]
0
Ū
16
Nominal pressure
[bar]
6
Operating medium
Air quality class 5:4:3 to DINISO8573−1
p
g
Nitrogen
Temperature of medium
[°C]
0
Ū
50
Ambient temperature
[°C]
0
Ū
50
Nominal temperature
[°C]
23
Output general
1) 2)
Accuracy, zero point ±FS
[%]
0.3
Accuracy range ±FS
[%]
3
Repeat accuracy, zero point ±FS
[%]
0.2
Repeat accuracy, zero point ±FS
[%]
0.8
Temperature coefficient range ±FS/K
[%]
≤
0.1
Pressure−dependence range ±FS/bar
[%]
0.5
Switching output
Switching output
2x PNP or 2x NPN, adjustable
Switching symbols
Window comparator or threshold value
comparator, adjustable
Switching element function
N/C or N/O contact, adjustable
Switch−on time
Adjustable (factory setting: approx. 60ms)
Switch−off time
Adjustable (factory setting: approx. 60ms)
Max. output current
[mA]
100
Voltage drop
[V]
Max. 1.5
Inductive protective circuit
Adapted to MZ, MY, ME coils
Analogue output
Characteristic flow rate curve
[l/min]
0
Ū
1000
0
Ū
3000
0
Ū
5000
Output characteristics curve, current
[mA]
4
Ū
20
Output characteristics curve, voltage
[V]
0
Ū
10
Rise time
[ms]
15, 30, 60 (factory setting), 125, 250, 500, 999
adjustable
Max. load resistance at current output
[Ohm]
500
Min. load resistance at voltage output
[kOhm]
10
Output, other specifications
Protection against short circuit
Yes
Protection against overloading
Yes
Electronics
Operating voltage range DC
[V]
15
Ū
30
Protection against polarity reversal
For all electrical connections
Electromechanics
Electrical connection
Straight plug, M12x1, 5−pin
Max. length of connecting cable
[m]
<
10
SFAM
−1000
−3000
−5000
−M
−T
−M
−T
−M
−T
Mechanics
Mounting position
Horizontal ±5
Pneumatic connection
G1/2
G1/2
G1/2
NPT1/2
NPT1/2
NPT1/2
Product weight
[g]
600
1100
600
1100
600
1100
Housing material
Reinforced polyamide, die−cast aluminium
Display / operation
Type of display
Illuminated LCD, blue
Presentable units
l/min, scfm,
l, m
3
, scf
Setting range, threshold
value, flow
1 % FS
Ū
100 % FS
Setting range, threshold
[l]
3
Ū
19999
10
Ū
19999
15
Ū
19999
g
g ,
value, consumption impulse
[m
3
]
1
Ū
19999
[scf ]
0.1
Ū
1999.9
0.4
Ū
1999.9
0.5
Ū
1999.9
Hysteresis setting range
0 % FS
Ū
90 % FS
Immission / emission
Storage temperature
[°C]
20
Ū
+80
Protection class
IP65
Pressure drop
[mbar]
<
100
Protection type
III
1)
Accuracy under rated conditions (6bar, 23°C, and horizontal mounting position)
2)
%FS=% of the measurement range limit value (full scale)
Fig.20
Air flow measuring range
1)
qn as a function of supply pressure p
specific flow rate
1)
From an operating pressure of 5bar upwards measured values can be determined throughout the entire
measuring range by the flow sensor with the specific accuracy. At an operating pressure below 5bar the
measuring range shrinks with the specified accuracy shown in the graph.
Fig.21
Characteristic curve for the analogue output
Option
Factor
Unit
Analogue output
p
0V or 4mA
10V or 20 mA
lower limit
upper limit
Standard conditions in accordance with DIN 1343 (1.01325bar, 0°C)
OFF
1
[l/min]
0
1000
3000
5000
[scfm]
0
35.31
105.9
176.6
Standard conditions in accordance with ISO 2533 (1.01325bar, 15°C)
1
1.055
[l/min]
0
1055
3165
5275
[scfm]
0
37.25
111.8
186.3
Standard conditions in accordance with ISO 6358 (1bar, 20°C)
2
1.09
[l/min]
0
1090
3270
5450
9
[scfm]
0
38.49
115.5
192.4
Fig.22
