Samon GJ-EX Series User Manual

GJ-EX
IS GJ-EX 1008.doc 1
SE Instruktioner GB Instructions D Anleitungen ES Instrucciones FR Instructions
GJ-EX
SE
- Detektor typ: GJ-EX (ATEX)
GB
- Gas detector type: GJ-EX (ATEX)
D
- Gasdetektor Typ: GJ-EX (ATEX)
ES
- Detector de gas tipo: GJ-EX (ATEX)
FR
- Type de détecteur de gaz : GJ-EX
(ATEX)

Samon GJ-EX Series Specifications

General

Explosion-proof Grade	Ex d IIC T6 Gb
Protection Grade	IP66
Detection Principle	Electrochemical, Catalytic, Infrared, or Semiconductor (depends on model)
Operating Temperature	-20°C to 50°C
Operating Humidity	10% to 95% RH (non-condensing)
Output Signal	4-20mA, RS485
Power Supply	24VDC
Measurement Range	0-100%LEL (Combustible Gas), Varies by gas (Toxic Gas), 0-30%VOL (Oxygen)
Display	LCD with backlight
Alarms	Audible and visual alarms
Communication	RS485 Modbus
Weight	Approx. 1.5 kg (varies by model)

Summary

GJ-EX Product Identification

Gas Detector Type by Language

Identifies the GJ-EX detector type across Swedish, English, German, Spanish, and French.

GJ-EX Placement and Location Guidelines

Placement Dimensions and Gas Height Requirements

Specifies X/Y dimensions and gas-specific height (H1, H2, H3) for detector placement.

GJ-EX Alarm Levels and Factory Settings

Settings for MPU Connection

Details factory alarm levels (Ammonia, LEL, HFC) when connected to MPU.

Settings for G27C Connection

Details factory alarm levels (Ammonia, LEL, HFC) when connected to G27C.

GJ-EX Features, Function, and Technical Specifications

Product Features and Functionality

Describes GJ-EX features, how it measures gas, and alarm levels.

Installation and Testing Instructions

Provides guidance on connecting, testing, and calibrating the GJ-EX detector.

Technical Data and Approvals

Lists technical specifications, model numbers, and ATEX/safety approvals.