EM1NV SENSIRION, EM1NV Datasheet - Page 10

• Manufacturer Part Number: EM1NV
• Description: Flow Sensor
• Manufacturer: SENSIRION

Specifications of EM1NV

• Pressure Max: 116psi
• Accuracy: ± 3% At 1-100% Full Scale
• Flow Range: 0-200 Ln/min
• Sensing Accuracy: 5%
• Output Type: RS 232/SPI
• Supply Voltage Max: 18VDC
• Flow Rate Min: 0l/min
• Pressure Drop: 0.029psi
• Supply Voltage Min: 7VDC
• Sensor Output: RS-232/SPI
• Rohs Compliant: Yes
• Flow Rate Max: 200l/min
• Accuracy %: 3%
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

CMOSens
4
4.1 Absolute Maximum Ratings
Ambient storage temperature:
Ambient operating temperature:
Maximum operating pressure:
Burst pressure:
4.2 Electrical Specifications
Table 9: CMOSens
Table 10: CMOSens® EM1 RS232 Characteristics.
Note: Free PC Software supporting serial RS232 communication can be downloaded from http://www.sensirion.com
www.sensirion.com
Parameter
Power Supply DC
Operating Current
Power Dissipation
Parameter
RS232 Output
Output Voltage Swing
Power-Off Output Resistance
Output Short Circuit Current
RS232 Input
Voltage Range
Voltage Threshold
Hysteresis
Resistance
Specifications CMOSens
®
EM1 Mass Flow Meter for Gases
High
Low
®
EM1 Characteristics.
with 3kΩ
Conditions
DC
VDD = 9 V, no load
VDD = 9 V, 3kΩ at RS232 output
VDD = 9 V, no load
Conditions
Transmitter output loaded
-40°C to 100°C / -40°F to 212°F
0°C to 60°C / 32 °F to 140°F
8.0 bar / 116 psi for steady operation, 12.0 bar / 174 psi for short time operation
40.0 bar / 580 psi
®
EM1 Mass Flow Meter
Data Sheet EM1 – v3.0 /March 2009
Min.
Min.
300
-15
0.8
0.2
±5
7
3
Typ.
Typ.
±18
171
1.2
1.7
0.5
±9
19
24
9
5
Max.
Max.
2.4
1.0
18
15
7
Units
Units
mW
mA
mA
mA
kΩ
Ω
V
V
V
V
V
V
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