Ground and Surface Water



Miniature Level Transmitter

MTM/N 10 - Miniature Level Transmitter

Features

  • Pressure measuring range: 10…100 mH2O
  • Accuracy: ≤ ± 0.50 / 0.25
  • Operating temperature: -5…50 °C
  • Process temperature: -5…50 °C
  • Output signal: mV / 4...20 mA / 0...10 VDC
  • Materials: Stainless steel, Titanium
  • 10 mm outside diameter

Customer benefits

  • Miniature submersible level transmitter with a diameter of 10mm
  • Available in relative or absolute version
  • Titanium version with PE cable for use in aggressive media
  • Passive option for use in low power applications (logger)



Miniature Level Transmitter

ATM/N 19 - Miniature Level Transmitter

Features

  • Pressure measuring range: 1…250 mH2O
  • Accuracy: ≤ ± 0.50 / 0.25 / 0.10 % FS
  • Operating temperature: -5…80 °C
  • Process temperature: -5…80 °C
  • Output signal: 0 … 5 / 0 … 10 VDC, 4 … 20 mA
  • Materials: Stainless steel
  • 19 mm outside diameter

Customer benefits

  • Submersible level transmitter with a diameter of 19mm
  • Fast customization thanks to configurable product design
  • Compact design requires minimal space
  • PTFE cable for use in aggressive media



Analog Level Transmitter - Pressure Sensor for Water Level Measurement

ATM/N - Analog Level Transmitter

Features

  • Pressure measuring range: 1 … 250 mH2O
  • Accuracy: ≤ ± 0.50 / 0.25 / 0.10 % FS
  • Operating temperature: -5 … 80°C
  • Process temperature: -5 … 80°C
  • Output signal: 0 … 5 / 0 … 10 VDC, 0 … 20 / 4 … 20 mA
  • Materials: Stainless steel, Titanium
  • Cable: PUR, PE, PTFE, connactable

Customer benefits

  • Fast customization thanks to configurable product design
  • Titanium version with PTFE cable available for use in aggressive media
  • Available with overvoltage protection
  • Compact design requires minimal space
  • Available with overvoltage protection



Analog Level Transmitter Temperature compensated

ATM.ECO/N - Analog Level Transmitter Temperature compensated

Features

  • Pressure measuring range: 1 … 250 mH2O
  • Accuracy: ≤ ± 0.25 % FS
  • Total Error Band: ≤ ± 0.70 %FS (-5 … 50°C)
  • Operating temperature: -5 … 80°C
  • Process temperature: -5 … 80°C
  • Output signal: 0 … 5 / 0 … 10 VDC, 4 … 20 mA
  • Materials: Stainless steel

Customer benefits

  • Entry level series into precision level measurement
  • Exellent long term stability allow accurate measurements over a long period
  • High measurement accuracy is ensured by sophisticated digital temperature compensation algorithms
  • Fast customization thanks to configurable product design
  • Available with overvoltage protection
  • Reverse polarity and short circuit protected, with integrated overvoltage protection



Analog Level Transmitter - Pressure Sensor for Water Level Measurement

ATM.1ST/N/T - High Precision Level Transmitter

Features

  • Pressure measuring range: 1 … 250 mH2O
  • Accuracy: ≤ ± 0.10 % FS
  • Total Error Band: ≤ ± 0.30 %FS (-5 … 50°C)
  • Operating temperature: -5 … 80°C
  • Process temperature: -5 … 80°C
  • 2 Output signals (p & T): 0 … 5 / 0 … 10 VDC, 4 … 20 mA
  • Materials: Stainless steel, Titanium

Customer benefits

  • High measurement accuracy is ensured by sophisticated digital temperature compensation algorithms
  • Exellent long term stability allow accurate measurements over a long period
  • Titanium version with FEP cable available for use in aggressive media
  • Multiparameter probe with pressure & temperature



High Precision Transmitter

ATM.1ST/N - High Precision Level Transmitter

Features

  • Pressure measuring range: 1 … 250 mH2O
  • Accuracy: ≤ ± 0.10 % FS
  • Total Error Band: ≤ ± 0.30 %FS (-5 … 50°C)
  • Operating temperature: -5 … 80°C
  • Process temperature: -5 … 80°C
  • Output signal: 0 … 5 / 0 … 10 VDC, 4 … 20 mA
  • Materials: Stainless steel, Titanium

Customer benefits

  • High measurement accuracy is ensured by sophisticated digital temperature compensation algorithms
  • Exellent long term stability allow accurate measurements over a long period
  • Titanium version with FEP cable available for use in aggressive media
  • Optional overvoltage protection
  • Reverse polarity and short circuit protected, with integrated overvoltage protection



Passive Submersible Transmitters

TM/N - Passive Level Transmitter

Features

  • Pressure measuring range: 1…250 mH2O
  • Accuracy: ≤ ± 0.50 / 0.25 % FS
  • Operating temperature: -5…80 °C
  • Process temperature: -5…80 °C
  • Output signal: mV
  • Materials: Stainless steel, Titanium

Customer benefits

  • Unreinforced output signal
  • Fast customization thanks to configurable product design
  • Short response times suitable for dynamic level measurements



Submersible Level and Temperature Transmitters

ATM/N/T - Analog Transmitter

Features

  • Pressure measuring range: 1 … 250 mH2O
  • Accuracy: ≤ ± 0.50 / 0.25 / 0.10 % FS
  • Temperature measuring range: -5 … 80°C
  • Operating temperature: -5 … 80°C
  • Process temperature: -5 … 80°C
  • 2 Output signals (p & T): 0 … 10 VDC, 0 … 20 / 4 … 20 mA
  • Materials: Stainless steel, Titanium

Customer benefits

  • Fast customization thanks to configurable product design
  • Short response time suitable for dynamic level measurements
  • Available with overvoltage protection
  • Stainless steel and titanium version for use in acidic or otherwise aggressive media



Programmable Submersible Level Transmitters

PTM/N - Programmable 4-20mA

Features

  • Pressure measuring range: 1…250 mH2O
  • Accuracy: ≤ ± 0.25 / 0.10 % FS
  • Adjustable 1:4 of the nominal range within -5% to +105%
  • Operating temperature: -5…80 °C
  • Process temperature: -5…80 °C
  • Output signal: 4…20 mA
  • Materials: Stainless steel, Titanium
  • Feature: Recalibration with software possible

Customer benefits

  • High flexibility due to scalalbe pressure range
  • Adjustment of zero and span setting through software commands
  • Fast customization thanks to configurable product design
  • Stainless steel and titanium version for use in acidic or otherwise aggressive media
  • Available with lightning protection



Programmable Submersible Level Transmitters

PTM/N/RS485

Features

  • Pressure measuring range: 1…250 mH2O
  • Adjustable 1:4 of the nominal range within -5% to +105% (analog output)
  • Accuracy: ≤ ± 0.25 / 0.10 % FS
  • Temperature measuring range: -25…85 °C
  • Operating temperature: -5…80 °C
  • Process temperature: -5…80 °C
  • 2 Output signals (p & T): 4…20 mA
  • Interface: RS485 (Modbus RTU)
  • Materials: Stainless steel, Titanium
  • Feature: Recalibration with software possible, optional surge (lightning) protection

Customer benefits

  • High flexibility due to scalalbe pressure range
  • Digital (RS485) and analogue (4-20mA) output signal in one sensor
  • Available as multi-parameter sensor (pressure & temperature)
  • Fast customization thanks to configurable product design
  • Stainless steel and titanium version for use in acidic or otherwise aggressive media
  • Available with lightning protection



Programmable Submersible Level Transmitters

PTM/N/SDI-12

Features

  • Pressure measuring range: 5…250 mH2O
  • Accuracy: ≤ ± 0.25 / 0.10 % FS
  • Temperature measuring range: -25…85 °C
  • Operating temperature: -5…50 °C
  • Process temperature: -5…50 °C
  • Interface: SDI-12 (V1.3)
  • Materials: Stainless steel, Titanium
  • Feature: Recalibration possible, Adjustable units

Customer benefits

  • SDI-12 interface for use in low power applications
  • Adjustment of zero and span setting through SDI-12 commands
  • Available as multi-parameter sensor (pressure & temperature)
  • Fast customization thanks to configurable product design
  • Stainless steel and titanium version for use in acidic or otherwise aggressive media



Digital Submersible Level Transmitters with Modbus Interface

DTM.OCS.S/N - Modbus Level Transmitter

Features

  • Pressure measuring range: 1 … 250 mH2O
  • Accuracy: ≤ ± 0.15 / 0.05 / 0.03 % FS
  • Operating temperature: -5 … 80 °C
  • Process temperature: -5 … 80 °C
  • Interface: RS485
  • Materials: Stainless steel, Titanium

Customer benefits

  • High precision digital level transmitter with standard Modbus interface
  • Fast customization thanks to configurable product design
  • High precision pressure measurement over the whole temperature range thanks to electronic compensation
  • Adjustment of zero and span setting through Modbus commands




DL.OCS/N/RS485

Pressure measuring range (mH2O)

  2 ... 5 > 5 ... 20 > 20 ... 250
Overpressure ≥ 3 bar ≥ 3 x FS (≥ 3 bar) ≥ 3 x FS
Burst pressure, (1) > 200 bar > 200 bar > 200 bar
Accuracy (± % FS) ≤ 0.15 ≤ 0.05 ≤ 0.03
Total Error, (2), (3)
(± % FS)
     
-5 ... 80°C, (typ. / max.) ≤ ± 0.50 / 1.00 ≤ ± 0.10 / 0.20 ≤ ± 1.0 / 2.0 cmH2O ≤ ± 0.10 / 0.20
-5 ... 50°C, (typ. / max.) ≤ ± 0.20 / 0.40 ≤ ± 0.10 / 0.20 ≤ ± 0.5 / 1.0 cmH2O ≤ ± 0.05 / 0.10
Long term stability, (4) < 0.5 % FS / < 4 mbar < 0.2 % FS / < 4 mbar < 0.1 % FS / < 0.2 % FS

Temperature measuring range, (1) (°C)

  -5 ... 50 -5 ... 80
Accuracy (2) ≤ ± 0.5 °C ≤ ± 1.5 °C
Response time, (3), (4)    
T 0.50 9 s 9 s
T 0.90 27 s 27 s
T 0.63 15 s 15 s

Temperature range

   
Operating temperature, (1) -5 ... 50°C / -5 ... 80°C
Process temperature, (1) -5 ... 50°C / -5 ... 80°C
Storage temperature -40 ... 85°C

Electrical specifications

Functions

   
Data format Data are stored in ASCII format
Data memory Up to 1.5 Mio measurement values per channel, data remains in memory even without battery, each measurement value is correlated with time and date
Data transfer Read out data per measurement series, Read out all stored data, Read out data for a defined time-period
Real-time clock Quartz-precision clock with date, Start-time of datalogging configurable
Identification Each datalogger has a unique serial number, as well as a user-definable description
Battery indicator Battery level indicator, calculated by considering the ambient temperature and the battery properties
Configuration Sample rate, threshold values, Identification (f.e. measuring series), Taring of measurement value, Density of the measuring medium, Measurement units

System Requirements

   
PC / Notebook Min. 1.6 GHz Dual Core x86, Memory: Min. 10 GB, RAM: Min. 2 GB
Tablet PC Please contact STS
Operating System (1) Windows XP SP3, 7, 8, 8.1, 8 Pro (32-/ 64-Bit), 10

Physical specifications

Cable specifications

  Pressure Temperature
PUR ≤ 25 bar -5 … 50°C
FEP ≤ 25 bar -5 … 80°C
PE ≤ 25 bar -5 … 80°C



Watermanager solution

DL.WMS/GPRS/R/SDI-12

Features

  • Pressure measuring range: 5 … 250 mH2O
  • Accuracy: ≤ ± 0.10 % FS
  • Temperature measuring range: -5 … 80°C
  • Operating temperature: -5 ... 80 / -5 ... 50 °C (logger)
  • Process temperature: -5 … 80°C
  • Radio interface: 433 MHz
  • Data transfer: GSM/GPRS
  • Frequency band: 850/900, 1800/1900 MHz (Quadband)
  • Materials level transmitter: Stainless steel, Titanium
  • Materials logger: Plastic, Stainless steel
  • Feature: Battery operation, 250'000 Measurement values, Measurement interval 2s…12h, Online programmable, Housekeeping data (temperature, humidity, battery voltage)

Customer benefits

  • Integrated water management solution
  • Multi-parameter probe: pressure and temperature
  • Various integrated communication technologies
  • Inundation-resistant communication unit
  • The humidity, temperature and battery lifespan of the device are constantly monitored
  • Can be installed into 2'' tubes
  • Web-based software solution