DTM.OCS.S/N Digital level transmitter Modbus

1 / 6 PagesView full catalog

DTM.OCS.S/N Digital level transmitter Modbus

Product catalog summary

Customer Benefits

High precision digital level transmitter with Modbus interface.
Configurable design allows for fast customization.
Electronic compensation ensures high precision pressure measurement across temperature ranges.
Zero and span settings adjustable via Modbus commands.

Technical Specifications

Pressure Measuring Range: 2 to 250 mH2O with overpressure and burst pressure limits.
Accuracy: Varies by range, with maximum accuracy of ≤ 0.03% FS.
Total Error: Includes accuracy, hysteresis, repeatability, and temperature influences.
Temperature Measuring Range: -5 to 80°C with accuracy up to ± 1.5°C.
Response Time: Varies from 9 to 27 seconds depending on the percentage of temperature change.

Electrical Specifications

Power Supply: 9 to 30 VDC.
Current Consumption: 3 mA at 24VDC.
Resolution: 20 Bit for pressure, 0.1°C for temperature.
Output: RS485 interface with Modbus RTU protocol.
Cable Length: Maximum 1000m, with restrictions over 500m.

Qualifications

Complies with various IEC and EN standards for shock, vibration, emission, electrostatic discharge, radiated immunity, transients, conducted RF, and surge.

Physical Specifications

Materials: Stainless steel or titanium for transducer and housing; Viton, EPDM, or Kalrez for seals.
Cable Types: PUR, FEP, PE with specific pressure and temperature limits.
Weight: 150 g without cable.

Ordering Information

Various options for pressure type, measuring range, process connection, electrical connection, output signal, accuracy, temperature range, and additional options like special oil filling and ballast weight.

Catalog excerpts

DTM.OCS.S/N Digital level transmitter Modbus-1

Digital Submersible Level Transmitter with Modbus Interface DTM.OCS.S/N - Modbus Level Transmitter 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

Open the catalog to page 1

DTM.OCS.S/N Digital level transmitter Modbus-2

Burst pressure, (1) > 200 bar > 200 bar > 200 bar Long term stability, (5) < 0.5% FS / < 0.04 mH2O < 0.2% FS / < 0.04 mH2O < 0.1% FS / < 0.2% FS (2) System limitation 0.5 mbar (3) Total error including accuracy, hysteresis, repeatability and temperature influences (4) The error values are valid within the corresponding temperature range Accuracy (2) < ± 0.5 °C < ± 1.5 °C (1) Temperature measurement included (3) Time in seconds that the sensor needs to carry out eg 63% of a temperature change (4) Time of measurement for liquid medium (1) For operating temperature > 50°C, PE or...

Open the catalog to page 2

DTM.OCS.S/N Digital level transmitter Modbus-3

Cable length (2) max. 1000m Description Level Typical interferences (1) Power supply at the sensor (2) Cable length >500m only Point-to-Point connection possible QUALIFICATIONS (1)

Open the catalog to page 3

DTM.OCS.S/N Digital level transmitter Modbus-4

PHYSICAL SPECIFICATIONS Materials Transducer Stainless steel (316L / 1.4435), titanium (Gr. 2) Housing Stainless steel (316L / 1.4404), titanium (Gr. 2) Seals Viton (Standard), EPDM, (1) Specification for a DTM.OCS.S/N, closed, without cable CABLE SPECIFICATION FEP PE PUR Accessories OVERVIEW OPERATING MANUAL

Open the catalog to page 4