DQ Marine

Marine Equipment & Technical Supplies

TECHNICAL DATASHEET Issued 2026-08-15

DQ MARINE PRODUCT DATA

KBJ-4 Ultralow Temperature Measuring Main Unit

Category
Marine General Alarm System
Origin
China
KBJ-4 Ultralow Temperature Measuring Main Unit

Product Overview

DQ Marine supplies marine equipment and technical products for shipyards, vessel operators, offshore projects and industrial buyers worldwide.

Key Specifications

Category Marine General Alarm System
Model / SKU kbj-4-ultralow-temperature-measuring-main-unit
Weight / Size 300g
Origin China

Technical Information

KBJ-4 Ultralow Temperature Measuring Main Unit Function

Ultralow temperature measuring system is measuring device of ref chamber on fishing boat with excellent feature of precision, good sensitivity, low temperature hyper saline environment resistance.

System adopts bus technology, clear architecture and easy to operate, special design sensor can work reliably.

Technical Parameter

Power supply: DC 220V

Power loss: ≤12W

Maximum temperature collection detectors: 16~32 ways

Temperature resolution: 1℃

Absolute temperature: 2℃

Measuring temperature range: -99℃~199℃

Alarm temperature setting: -55℃~0℃/-18℃~+6℃

Internal communication interface is RS485, communication protocol is Modbus protocol, and baud rate is 9000b/s.

Alarm sound pressure level: 85~95dB.

Color: Sea gray (RAL 7035)

IP Class: IP 20

Weight: 300g

KBJ-4 Mounting Size