SKIPPER DL21 dual axis Doppler sensor

Part Number: Multiple options

The SKIPPER DL21 sensor is designed for the SKIPPER DL21 Doppler speed log system, providing speed through water (STW) and speed over ground (SOG) measurements in two or three axes, while simultaneously delivering independent single-axis STW data. This advanced sensor supports IMO-compliant navigation and precise vessel maneuvering.

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Features

Only to be used with SKIPPER DL21 system
Dual frequency operation
Two separate sensors in one sensor (DL1+DL2)
100 mm in diameter
Cable length 40 m

Product:	Sensor for SKIPPER DL21 Doppler speed log system
Part number:	Multiple optoins
To be used with:	SKIPPER DL21
Range:	SOG down to 150-200 m depending on conditions
Material:	Polyurithane
Weight:	10 kgs
Cable length:	40 m
Diameter:	100 mm
Classification:	IMO Wheelmarked CCS on request RMRS on request MED-B

Available in these variants:

DL21SG-SA	for mounting in: SB-100-SB Sea valve for single bottom DB-100-SB Sea valve for double bottom
DL21ST-SA	for mounting in ETNST Steel tank
DL21STA-SA	for mounting in ETNALC Aluminium tank
DL21SW-SA	Retrofit to Sperry SRD 421/500
DL21SE-SA	Retrofit to SKIPPER DL850 540 kHz ETNSLB
DL21SC-SA	SAL860T and T2 (Retrofit)

Documentation type

Date

Type

Name

Size

Download

29.06.26

Guide

Guide Speed Log Retrofit Setup and Options 144

308 KB

29.06.26

Guide

Guide Speed Log Setup and Options 144

521 KB

01.07.26

Manual

Manual DM-M006-2130 DL21 (10.11.2022)

2692 KB

07.07.26

Manual

Manual DM-M007-SA-2124 DL21 (30.7.2021)

4332 KB

01.07.26

Marketing material

Product brochure DL21

793 KB

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SKIPPER DL21 dual axis Doppler sensor

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