Danfoss DST P140 Data sheet
Data Sheet
Pressure transmitter
Type DST P140
For industry applications
The Danfoss Sensor Technology (DST) P140 is
designed for use in industrial applications like
Booster Pumps and Air Compressors.
Drawn from over 30 years of experience with
MEMS technology, the DST P140 oers
outstanding performance in a compact and
durable stainless-steel package.
Running a powerful ARM-based
microcontroller, the DST P140 oers diagnostic
features and performance features at a
competitive level.
Features
• Hermetically sealed media interface (all
stainless steel, fully welded)
• Compact and cost eective design for OEM
applications
• Superior shock and vibration resistance
• High overload and burst pressure
• Robust electronics platform for harsh
electrical environments
AI318827388056en-000602
Accuracy @ 20 °C
≤ ±0.5% FS
Total error band
0 - 100 ºC: 2%
-40 - 0 ºC: 3%
Response time
< 2 ms
Overload pressure
4 × FS
Burst pressure
5 × FS
Durability, P: 10-90% FS
>10 mil. cycles
Nom. output signal (short-circuit protected)
4 − 20 mA
Supply voltage [UB], polarity protected
8 - 28 V
Supply voltage dependency
≤ ±0.1% FS/10 V
Load [RL] (load connected to 0 V)
RL ≤ (UB-8V)/0.022 A
Media temperature range
-20 –110 °C - (0.34*ambient)
Ambient temperature range
-40 – 85 °C
Storage temperature range
−50 –150 °C
EMC - Emission
EN 61000-6-3
EMC Immunity up to 6 GHz
EN 61000-6-2
Insulation resistance
> 100 MΩ at 500 V
Vibration resistance
Random
10 grms, 5 Hz - 2 kHz
IEC 60068-2-64
Shock resistance
Shock
500 g / 1 ms
IEC 60068 - 2 - 27
Enclosure with mating connector
IP67
Wetted parts
AISI 304L
AISI 316L
Electrical connections
see Electrical connections section
Weight (depending on pressure connection and electrical connection)
< 100 g
Pressure transmitter, type DST P140
Product specication
Technical data
Table 1: Performance
Table 2: Electricl specications
Table 3: Environmental conditions
Table 4: Mechanical characteristics
© Danfoss | Climate Solutions | 2021.04 AI318827388056en-000602 | 2
Application pressure
Zero Full scale
Output signal [mA]
4,0
20,0
Fault detection signal
Output clamping
Output clamping
20,5
3,8
21,5
Pressure transfer function
Pressure transmitter, type DST P140
Output and diagnostics
4 - 20 mA example
Figure 1: Output and Diagnostics
Output clamping levels
• Limit the output signal if the pressure rises above or falls below the normal range
Fault detection signal level
• Placed above the pressure output range. Output at this level signals a sensor fault
Contact Danfoss for detailed information and requirements.
© Danfoss | Climate Solutions | 2021.04 AI318827388056en-000602 | 3
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