Pressure Transmitter
- For gauge pressure, vacuum and absolute pressure measurement
- Pressure ranges 0...10 mbar to 0...6000 bar
- Differential pressure transmitter 0...1 mbar to 70 bar
- Plug-on displays, field displays
- Pressure digital: with RS485 Modbus RTU protocol or IO Link interfase
- Pressure analogue: with analogue output signal (e.g. current or voltage)
- Differential pressure: for direct measurement of differential pressures
- Displays: digital displays as addon
Based on different sensor technologies, combined with housing materials of stainless steel and various plastics, the industrial pressure transmitters are suitable for almost all industrial gases and fluids.
Our industrial pressure transmitter may be adapted to almost any application due to a variety of electrical and mechanical connections.
Accuracy values in below table according to IEC 60770.
pressure (digital)
Model DCT 531i MODBUS 
RS485 Modbus RTU
Stainless steel sensor
Ranges from 0...100 mbar to 0...400 bar
Accuracy ±0.1% FS
Output signal: RS485 with Modbus RTU protocol
Perfect thermal behaviour
Excellent long term stability
Reset function
MEDIA:
Fuels and oils, water, gases
OPTIONS:
Pressure port 1/2" BSP flush from 100 mbar, pressure sensor welded, customer specific versions
APPLICATION AREAS:
Mechanical and plant engineering
Energy industry
Model DCT 531 MODBUS
RS485 Modbus RTU
Stainless steel sensor
Ranges from 0...100 mbar to 0...400 bar
Accuracy ±0.25% FS
Output signal: RS485 with Modbus RTU protocol
Perfect thermal behaviour
Excellent long term stability
MEDIA:
Fuels and oils, water, gases
OPTIONS:
Pressure port 1/2" BSP flush from 100 mbar, pressure sensor welded, customer specific versions
APPLICATION AREAS: Mechanical and plant engineering Energy industry
Model LPT 533-IO 
Stainless steel sensor
Ranges from 0...100 mbar to 0...400 bar
Accuracy ±0.35% FS
Perfect thermal behaviour
Excellent long term stability
OPTIONS:
Accuracy ±0.25% FS
Pressure port G 1/2" flush up to 40 bar
Customer specific versions
APPLICATION AREAS: Plant and machine engineering Energy industry
pressure (analogue)
Model LPX i 
Stainless steel sensor
Process, oil and gas industry
Ranges from 0...400 mbar to 0...600 bar
Accuracy ±0.1% FS
Turn-down 1:10
Two chamber aluminium die cast case or stainless steel field housing
Internal or flush welded diaphragm
HART®-communication
MEDIA:
colours and lacquers, viscous and pasty media
OPTIONS:
Explosion protection flameproof equipment (d)
SIL2-versions according to IEC 61508 / IEC 61511
Integrated display and operating module
Special materials as Hastelloy® and Tantalum
Cooling element for media temperatures up to 300°C
BRANCHES: Mechanical and plant engineering
Chemical industry
Medical technology
Food and beverage
Oil and gas industry
Packaging and paper industry
Models DMP 331i / DMP 333i 
Stainless steel sensor
Laboratory and energy industry
Ranges from 0...0,4 bar to 0...600 bar
Accuracy ±0.1% FS
Turn-down 1:10
Communication interface for adjusting of offset, span and damping
OPTIONS:
IS-version (Ex ia)
Factory provided adjustment of nominal pressure range
BRANCHES: Mechanical and plant engineering Energy industrie
Laboratory
Model DMP 334i
Stainless steel sensor (welded)
Plant and machine engineering
Ranges from 0...600 bar to 0...2200 bar
Accuracy ±0.1% FS
Turn-down 1:10
Very good accuracy
Extremly robust and long-term stable
MEDIA:
Fuels and oils
OPTIONS:
Communication interface for adjusting of offset, span and damping
BRANCHES: Mechanical and plant engineering
Utility vehicles and mobile hydraulics
Model DMP 304
Stainless steel sensor strain gauge
for oil and gas industry
Ranges from 0...2000 bar to 0...6000 bar
Accuracy ±0.25% FS / ±0.5% FS
Adjustable offset and span via front sided potentiometers
Pressure port 9/16" UNF
MEDIA:
Fuels and oils, Water
OPTIONS:
IS version, pressure port M20x1,5 or M16x,15
APPLICATION ARREAS: Mechanical and plant engineering Energy industry Laboratory Utility vehicles and mobile hydraulics Oil and gas industry
Model DMP 320
Stainless steel sensor
with fast response time
Ranges from 0...100 mbar to 0...600 bar
Accuracy ±0.1% FS
Internal sample rate 10 kHz
Excellent thermal behavior
Excellent long term stability
Extremely short response times ≤ 0.5 ms
MEDIA:
Fuels and oils, Water, Gases
APPLICATION ARREAS: Mechanical and plant engineering Energy industry
Model DMP 321
Stainless steel sensor
For universal applications
Ranges from 0...100 mbar to 0...600 bar
Accurcy ±0.1% FS / ±0.25% FS
Excellent thermal behavior
Excellent accuracy
Compact design
OPTIONS:
IS version, welded pressure sensor, customer specific versions
APPLICATION ARREAS: Mechanical and plant engineering Energy industry Utility vehicles and mobile hydraulics
Environmental industry
Model DMP 331 
Stainless steel sensor
For univeral applications
Ranges from 0...100 mbar to 0...60 bar
Accuracy ±0.1% FS / ±0.25% FS / ±0.35% FS
Excellent thermal behavior
Excellent accuracy
Flush pressure port 1/2" BSP male from 100 mbar
MEDIA:
Fuels and oils, Water, Gases
OPTIONS:
IS version, welded pressure sensor, customer specific versions
APPLICATION ARREAS: Mechanical and plant engineering Energy industry
HVAC Environmental industry
Model DMP333
Stainless steel sensor
For universal applications
Ranges from 0...100 bar to 0...600 bar
Accuracy ±0.1% FS / ±0.25% FS / ±0.35% FS
Excellent long term stability, also with high dynamic loads
Insensitive to pressure peaks
High overpressure capability
MEDIA:
Fuels and oils
OPTIONS:
IS version, SIL-2 version, customer specific versions
APPLICATION ARREAS: Mechanical and plant engineering
Refrigeration engineering
Utility vehicles and mobile hydraulics
Model DMP 334
Stainless steel sensor, welded
For plant and mechanical engineering
Ranges from 0...600 bar to 0...2200 bar
Accuracy ±0.35% FS
Welded pressure sensor
Extremly robust and excellent longterm stability
MEDIA:
Fuels and oils
OPTIONS:
IS version, pressure port M20x1.5 or 9/16 UNF, adjustability of span and offset, diffent kinds of electrical connections
APPLICATION ARREAS: Mechanical and plant engineering Laboratory Utility vehicles and mobile hydraulics
Model DMP 335
Stainless steel sensor, welded
For medical technology, hydraulics
Ranges from 0...6 bar to 0...600 bar
Accuracy ±0.5% FS
Suitable for oxygen applications
Insensitive to pressure peaks
High overpressure capability
MEDIA:
Fuels and oils, Water, Oxygen
OPTIONS:
IS version, customer specific versions
APPLICATION ARREAS: Mechanical and plant engineering Energy industry Refrigeration engineering Medical technologyUtility vehicles and mobile hydraulics
Model LPT 336
Stainless steel sensor, welded
Hydrogen, fuel cell
Ranges from 0...16 bar to 0...1000 bar
Accuracy ±0.5% FS
Wetted parts in special stainless steel
Insensitive to pressure peaks
High overpressure capability
Oil and grease free, acc. to ISO 15001
(e.g. for oxygen applications)
MEDIA:
Hydrogen, gases, oxygen
OPTIONS:
IS version Ex ia = intrinsically safe for gases and dust
APPLICATION ARREAS:
Fuel cell
Technical gases
Hydrogen Medical technology
Model DMP 343
Stainless steel sensor without media isolation
For HVAC
Ranges from 0...10 mbar to 0...1000 mbar
Accuracy ±0.35% FS
Small thermal effect
Excellent long term stability
Excellent linearity
MEDIA:
Fuels and oils, Gases
OPTIONS:
IS version, customer specific versions
APPLICATION ARREAS: Mechanical and plant engineering HVAC
Model DMK 331
Ceramic sensor
For universal applications
Ranges from 0...400 mbar to 0...600 bar
Accuracy ±0.5% FS
Pressure port 1/2" BSP male flush for pasty and polluted media
Oxygen application
MEDIA:
Fuels and oils, Water
OPTIONS:
IS version, SIL-2 version, customer specific versions
APPLICATION ARREAS: Mechanical and plant engineering Energy industry Medical technology Environmental industry
Model DMK 351
Ceramic sensor
For laboratory techniques, biogas plants
Ranges from 0...40 mbar to 0...20 bar
Accuracy ±0.25% FS / ±0.35% FS
High media resistance
MEDIA:
Fuels and oils, Water, Gases
OPTIONS:
IS version, diaphragm 99,9% Al203, customer specific versions
APPLICATION ARREAS: Mechanical and plant engineering Energy industry HVAC Laboratory Environmental industry
Model DMK 387
Ceramic sensor, optional for aggressive media
For plant and machine engineering and laboratory
Ranges from 0...60 mbar to 0...60 bar
Accuracy ±0.25% FS / ±0.35% FS
Optional for aggressive such like caustic sody, hydrochloric accid, etc.
MEDIA:
Water, optional aggressive media
OPTIONS:
IS version, pressure port in PVDF or PP-HT, customer specific versions
APPLICATION ARREAS: Mechanical and plant engineering Laboratory
Model DMK 457 
Ceramic sensor
For marine, shipbuilding, offshore
Ranges from 0...400 mbar to 0...600 bar
Accuracy ±0.5% FS
Shipping approvals LR (Lloyd's Register), GL (Germanischer Lloyd), DNV (Det Norske Veritas), CCS (China Classification Society)
MEDIA:
Fuels and oils, Water
OPTIONS:
IS version, pressure port CuNiFe (see water resitant), oxygen version
APPLICATION ARREAS: Mechanical and plant engineering
Marine, shipbuilding, offshore
Model DMP 331P 
Stainless steel flush diaphragm
For hygienical applications
Ranges from 0...100 mbar to 0...40 bar
Accuracy ±0.25% FS / ±0.35% FS
Diaphragm with low surface roughness
CIP/SIB cleaning up to 150°C
Vacuum resistant
MEDIA:
Water, Viscous and pasty media
OPTIONS:
IS version, SIL-2 version, cooling element for media temperatures up to 300°C, diaphragm in Hastelloy® or Tantaluml
APPLICATION ARREAS: Medical technology Food and beverage
Model DMK 331P
Stainless steel flush diaphragm
For hygienical applications
Ranges from 0...60 bar to 0...400 bar
Accuracy ±0.5% FS
Suited for viscous and pasty media
MEDIA:
Colours and lacquers, Viscous and pasty media
OPTIONS:
IS version, SIL-2 version, food compatibility oil filling with FDA approval, cooling element for media tmeperature up to 300°C, customer specific versions
APPLICATION ARREAS: Mechanical and plant engineering Food and beverage
Model DMK 351P
Ceramic sensor, flush
For hygienical applications
Ranges from 0...40 mbar to 0...20 bar
Accuracy ±0.25% FS / ±0.35% FS
Hygienic version
High overpressure capability
Several process connections (1" BSP cone, Clamp, dairy pipe etc., 1/2" BSP dairy pipe, clamp, etc.)
MEDIA:
Sewage water, sludge, Water, Colours and lacquers, Viscous and pasty media
OPTIONS:
IS version, diaphragm 99,9% Al203, customer specific versions (e.g. special pressure ranges)
APPLICATION ARREAS: Mechanical and plant engineering Chemical industry Laboratory Medical technology Food and beverage Packaging and paper industry
Model 17.600G
Stainless steel sensor, welded
For mobile hydraulics
Ranges from 0...6 bar to 0...600 bar
Accuracy ±0.5% FS
MEDIA:
Fuels and oils, Oxygen
APPLICATION ARREAS: Mechanical and plant engineering Refrigeration engineering Medical technology Utility vehicles and mobile hydraulics
Model 17.609G
Stainless steel sensor, welded
For refrigeration
Ranges from 0...6 bar to 0...60 bar, -1...+6 bar to -1...+60 bar
Accuracy ±0.5% FS
MEDIA:
Fuels and oils, Gases
APPLICATION ARREAS: Mechanical and plant engineering Refrigeration engineering
Model 18.600G
Stainless steel sensor without media isolation
For pneumatics
Ranges from 0...100 mbar to 0...6 bar
Accuracy ±0.5% FS
MEDIA:
Gases
APPLICATION ARREAS: Mechanical and plant engineering
Model 18.601G
Stainless steel sensor
For general industrial applications
Ranges from 0...100 mbar to 0...6 bar
Accuracy ±0.5% FS
MEDIA:
Fuels and oils, Gases
APPLICATION ARREAS: Mechanical and plant engineering HVAC Laboratory
Model 26.600G
Ceramic sensor
For universal applications
Ranges from 0...1 bar to 0...400 bar
Accuracy ±0.5%
OPTION:
oil and grease free version
MEDIA:
Fuels and oils, Gases
APPLICATION ARREAS: Mechanical and plant engineering HVAC Utility vehicles and mobile hydraulics
Model 30600G
Ceramic sensor
For universal applications
Ranges from 0...1,6 bar to 0...250 bar
Accuracy ±1% FS
MEDIA:
Fuels and oils, Gases
APPLICATION ARREAS: Mechanical and plant engineering Energy industry Utility vehicles and mobile hydraulics
differential pressure
Model LPT 200 
Stainless steel sensor, optional with LCD display
Test engineering, machine and plant engineering
Differential ranges from 0...1 mbar to 0...20 bar
Max. static pressure up to 400 bar
Accuracy ±0.075% FS
Die casting aluminium housing (optional st.st.)
MEDIA:
Fuels and oils, Water
APPLICATION ARREAS: Mechanical and plant engineering Chemical industry Energy industry Food and beverage Oil and gas industry
Model LPT 100
Stainless steel sensor
Test engineering, machine and plant engineering
Differential ranges from 0...10 mbar to 0...20 bar
Max. static pressure up to 400 bar
Accuracy ±0.1% FS
Compact design
Die casting aluminium housing
APPLICATION ARREAS: Mechanical and plant engineering Energy industry Food and beverage Medical technology Environmental industry
Model DMD 331
Stainless steel sensor
Plant and mechanical engineering
Differential ranges from 0...20 mbar to 0...16 bar
Accuracy ±0.5% FS
Two piezoresisitve stainless steel sensors
Media separation through stainless steel 1.4435 diaphragm
Differential pressure wet/wet
Permissible static pressure - one sided - up to 30 times of differential pressure range
Compact design
Mechanical robust and reliable at dynamic pressure as well as shoch and vibration
MEDIA:
Fuels and oils, Water
OPTIONS:
IS version
APPLICATION ARREAS: Mechanical and plant engineering Energy industry
Model DMD 831
Stainless steel sensor
Plant and mechanical engineering
Differential ranges from 0...1 bar to 0...70 bar
Accuracy ±1% FS
Two piezoresistive stainless steel sensors
Display and pressure port rotatable
MEDIA:
Fuels and oils, Water, Gases
APPLICATION ARREAS: Mechanical and plant engineering Chemical industry Energy industry HVAC Food and beverage
Model DMD 341
Silicon sensor
Plant and mechanical engineering
Differential ranges from 0...6 mbar to 0...1000 mbar
Accuracy ±0.35% FS / ±1% FS / ±2% FS
Piezoresistive silicon sensor
Compact and robust aluminium housing
Relative and differential pressure measurement
Suited for non-aggressive gases and compressed air
Current and voltage output signals in 2- and 3-wire systems
Excellent long term stability
MEDIA:
Gases
APPLICATION ARREAS: Mechanical and plant engineering HVAC
Model DPS 300
Silicon sensor
HVAC and Medical Technology, Laboratory
Differential ranges from 0...1.6 mbar to 0...1000 mbar
Adjustable ranges, adjustable damping
OPTIONS:
LC-display, two-line
Automatic zero adjustment
Contacts (only in combination with display)
Squaare root extraction (onlly in combination with display)
MEDIA:
Gases
APPLICATION ARREAS: HVAC Medical technology
Model DPS 200
Silicon sensor
HVAC
Differential ranges from 0...6 mbar to 0...1000 mbar
Accuracy ±1% FS
Piezoresistive pressure sensor
OPTIONS:
LED display at the front
MEDIA:
Gases
APPLICATION ARREAS: Mechanical and plant engineering HVAC
Models DS 1 and DS 2
for small pressure, vacuum and differential pressure
Differential ranges from 0...2.5 mbar to 0...1000 mbar
Supervision of airblowers and airfilters
Controlling of aircurrents
Pressure controlling in clean rooms
MEDIA:
Gases
APPLICATION ARREAS: HVAC Medical technology Mechanical and plant engineering
displays
Model PA 430
Plug-on display for the current loop
For pressure transmitter with 4...20 mA (2-wire)
or 0...10 V (3-wire)
4-digit LED display
Input 4...20 mA, 0...10 V
Output 0/1/2 PNP contacts; 4...20 mA, 0...10 V
Free scalable display
Display 330° rotatable
Connector 300° rotatable
No external power supply necessary
OPTIONS:
IS version, 1 or 2 contacts (pogrammable switch mode, hysteresis and deceleration of the contacts)
Model PA 440
Field display for pressure transmitter with
output signal 4...20 mA (2-wire)
or 0...10 V (3-Leiter)
4-digit LCD display
Pressure compensation element with PTFE filter
Free scalable display
No external power supply necessary
OPTIONS:
IS version, 2 contacts (pogrammable switch mode, hysteresis and deceleration of the contacts), LED display
Model PA 450
2 channel process display for subtraction
Mathematical subtraction for standard transmitter 4...20 mA (2-wire) technology
Different display modes to show difference or input
Simulation of contact and analogue output
Simple menu system for configuration of display, contacts, etc.
OPTIONS:
3-wire analogue output 0...10 V, 1 or 2 contacts, square root extraction
