KONGSBERG DPS 114 Durable and Reliable DGNSS (DGPS/DGGLONASS) Sensor

Product core positioning and brand background

Product type: Maritime DGNSS (DGPS/DGGLONASS) sensors, featuring robustness and reliability, designed specifically for various maritime applications worldwide.

Brand background: Belonging to the award-winning DPS product series of Kongsberg Seatex, this series has been verified by professional maritime and offshore operation users worldwide and is suitable for all scenarios with high reliability requirements for positioning solutions in safety critical environments.

Core value: A cost-effective DGNSS solution that takes availability and reliability as core design points, with precision that can achieve meter level basic positioning and sub meter level upgraded positioning, suitable for different maritime operation needs.

Core positioning performance and accuracy indicators

The positioning accuracy of DPS 114 varies depending on the supporting services, with fixed standards for speed accuracy and output rate. The core performance parameters are as follows, with an accuracy of 95% CEP (circular error probability):

Positioning mode/indicator accuracy/parameters

Paired with Seastar G4 service, 10 cm (decimeter level)

DGPS/DGGLONASS ＜ 1 m (meter level)

SBAS service<1 m (meter level)

Speed accuracy<0.05 m/s

Data output rate 1 Hz

GNSS system compatibility and calibration services

The device adopts a multi system fusion design, greatly improving satellite signal coverage and adapting to complex maritime environments with signal obstruction and difficult tracking. The core compatible system is:

Satellite Navigation System: Supports GPS, GLONASS, Galileo, and Beidou, the four major global satellite navigation systems. Compared to single/dual system solutions, satellite coverage is significantly improved and operational availability is higher.

Correction service

Regional SBAS services: WAAS, EGNOS, GAGAN, MSAS;

Local DGPS service: IALA DGPS, the device comes with IALA beacon capability;

Global decimeter level service: Fugro Seastar G4, provided by Fugro’s dual system reference station network, achieves globally effective decimeter level positioning through orbit and clock correction, and the device has a built-in L-band receiver that natively supports this service.

Core functions and hardware configuration

The functional design of DPS 114 balances operational convenience and scalability, with built-in core functions and multiple optional configurations to meet the personalized needs of different maritime operation scenarios

Built in core configuration

Display and control components: embedded small keyboard+built-in display screen, convenient for system configuration and real-time monitoring of status;

Receiver: Multi frequency GNSS receiver, built-in L-band receiver (supporting Seastar G4);

Interface: 3 serial ports, 1 Ethernet/LAN, 3 USB interfaces;

Other: Supports USB quick software updates, configurable external interface output, and SNMP v2.0 compatible alarm status.

Optional configuration

Standard RTCM calibration input;

External display unit: equipped with an intuitive graphical interface tailored for DP operation, it is an ideal match for workboats and platform support ships.

Data Interaction Specification

Data output: NMEA 0183 v.3.0 format, supporting 8 types of message types including GGA, GLL, GSA, etc;

Data input: DGPS/DGGLONASS calibration compatible with RTCM-SC104 ver.2.2/2.3, Seastar XP2/G4.

Key technical specifications

The physical, power supply, environmental, safety and other technical specifications of DPS 114 comply with maritime industry standards. The core parameters are presented in three categories, and the hardware specifications include the host and multiple adaptive antennas:

(1) Weight and Size

Weight and dimensions of equipment components

DPS 114 host 5.8 kg 89 mm × 444 mm × 357 mm

GNSS antenna 0.5 kg 69 mm × 185 mm

IALA antenna 0.78 kg 870 mm

Spotbeam antenna 1.4 kg 96 mm × 150 mm

(2) Power supply specifications

Remarks on Power Supply Standards for Equipment Components

DPS 114 host 100-240 V AC 50/60 Hz maximum power consumption 60 W

GNSS antenna 5 V DC powered by processing unit

IALA antenna 10.2 V DC powered by processing unit

Spotbeam antenna 12 V DC powered by processing unit

(3) Environmental and Safety Specifications

Specification category specific parameter remarks

Working temperature host: -15 to+55 ℃ (recommended+5~+40 ℃); GNSS antenna: -40~+85 ℃; IALA antenna: -55~+70 ℃; Spotbeam antenna: -30~+70 ℃ full range wide temperature adaptation

Humidity host: maximum 95% non condensing; All antennas: fully sealed and suitable for high humidity maritime environments

Mechanical characteristics include anti vibration, electromagnetic compatibility (EMCD), anti-interference/emission compliance

The product safety complies with LVD, IEC 60945/EN 60945, IEC 61010-1/EN 61010-1 and meets maritime equipment safety standards

Applicable scenarios

Core scenarios: Workboats, platform support ships, and optional external display units provide ideal positioning solutions for these types of ships;

Expanded scenarios: Various maritime operation scenarios, especially in safety critical environments, areas with satellite signal obstruction/tracking difficulties, and offshore operations with high requirements for positioning availability and reliability.