Tecno Control SE237K - User Manual

IST-2237.KM01.01 Istruzione / User’s Manual / Manuel d’utilisation Pag.1/10
(
IST
-
2237.KM01.01_SE237K (30.08.2017).docx
)
Rivelatore autonomo di Gas infiammabili con uscita Relé
Stand-alone Flammable Gas Detector with output relay
Détecteur ponctuel de gaz combustibles avec sorties relais
TECNOCONTROL S.r.l. - Via Miglioli, 47 20090 SEGRATE (MI) ITALY Tel. +39 02 26922890 - Fax +39 02 2133734
http: www.tecnocontrol.it e-mail: info@tecnocontrol.it
SE237K
Leggere Attentamente e Conservare quest’Istruzione.
Please read and keep this manual
Lire avec soin et garder la notice d’istruction
Modello
/ Model / Modele
Calibrato per
/ Calibrated for / Tarée pour
Cartuccia/Cartridge/Cartouche
SE237KM Metano / Methane / Méthane
ZSK01/IP
o/or/ou ZSK02/IP
SE237KG GPL / LPG / GPL
SE237KI Idrogeno / Hydrogen / Hydrogène ZSK02/IP
SE237KB Benzina / Petrol / Essence ZSKB/IP
Con Cartuccia Sensore Sostituibile
Inside Replaceable Cartridge Sensor / Avec Cartouche Capteur échangeable
Caratteristiche tecniche /
Technical specifications
/
Caractéristiques techniques
Alimentazione / Power supply / Alimentation
12÷24Vcc (-10/+15%) 3W
12÷24VDC(-10/+15%) 3W / 12÷24Vcc(-10/+15%) 3W
Sensore / Sensor Type / Capteur Catalitico / Catalytic / Catalytique
Cartuccia Sensore / Cartridge Sensor / Cartouche capteur Sostituibile / Replaceable / échangeable
Uscite / Outputs / Sortie
relè / relays / relais 24V/1A SPST
4 ÷ 20 mA Lineare / Linear / linéaire
Campo di misura / Standard Range / Champ de mesure 0 ÷ 20 % LIE / LEL
Limite Scala / Limits / Limite échelle 25 % LIE / LEL (≈ 24mA)
Vita media in aria pulita / Average Life in fresh air / Vie moyenne en air pur 5 anni / years / ans
Tempo di risposta T
90
/ Response Time T
90
/ Temps de réponse T
90
< 60 secondi / seconds / secondes
Ripetibilità / Repeatability / Répétitivité
≤
5% del segnale / signal
Precisione / Accuracy / Précision
± 10 %
Deriva a lungo termine / Long time drift / Dérive à long terme < ± 4 % LIE anno / LEL year / LIE/an
Temp./umidità di immagazzinamento / Storage Temp-Humidity
Température et hygrométrie de stockage
-20 ÷ + 55°C / 5 ÷ 95 % RH
non condensata / non condensed / non condensée
Temp./umidità di funzionamento / Operation Temp./Humidity
Température et hygrométrie de fonctionnement
-10 ÷ + 50 °C / 10÷90 % RH
non condensata / non condensed / non condensée
Pressione di funzionamento
Operation Pressure / Pression de fonctionnement
Atmosferica ±10%
Atmospheric±10% / Atmosphérique ±10%
Vibrazioni e Urti / Vibration and Shocks / Vibrations et chocs
0,35 mm 10-50-10 Hz / ≤ 0,5J
Dimensioni / Size / Dimensions du boîtier
238 x 106 x 75 mm
Grado di protezione / IP Code / Indice de protection
IP65
IT
DESCRIZIONE ........................................................................................................................... 2
NOTE SUI VARI MODELLI ..................................................................................................................... 2
FUNZIONAMENTO ................................................................................................................................. 2
INSTALLAZIONE .................................................................................................................................... 3
AVVERTENZE ........................................................................................................................................ 3
VERIFICHE E CALIBRAZIONE .............................................................................................................. 3
EN
DESCRIPTION ........................................................................................................................... 4
NOTES ON THE AVAILABLE MODELS ................................................................................................ 4
OPERATIONAL DESCRIPTION ............................................................................................................. 4
INSTALLATION ...................................................................................................................................... 5
WARNING ............................................................................................................................................... 5
TEST and CALIBRATION ...................................................................................................................... 6
FR
DESCRIPTION ........................................................................................................................... 7
MODÈLES ............................................................................................................................................... 7
FONCTIONNEMENT............................................................................................................................... 7
INSTALLATION ...................................................................................................................................... 8
INSTRUCTIONS ..................................................................................................................................... 8
VÉRIFICATIONS ET ETALONNAGE ..................................................................................................... 8

Tecno Control SE237K Specifications

General

Brand	Tecno Control
Model	SE237K
Category	Gas Detectors
Language	English

Summary

Standalone Flammable Gas Detector SE237 K

Product Models and Calibration

Lists detector models and their calibration gases.

Replaceable Sensor Cartridge

Indicates the sensor cartridge is a replaceable component.

Technical Specifications Overview

Details technical specs like power, sensor type, range, and operating conditions.

Document Section Index (IT;EN;FR)

Provides an index of the manual's sections in Italian, English, and French.

Operational Description and Installation

Alarm and Fault Indicator LEDs

Explains the function of Red and Yellow LEDs for alarm and fault conditions.

Detector Mounting Guidelines

Provides guidelines for positioning the detector based on gas density.

Electrical Connection Procedures

Explains wiring, power supply, and relay connections for the detector.

Important Safety and Maintenance Notes

Covers sensor life, periodic testing, gas detection limits, and chemical inhibitors.

Test and Calibration Procedures

Instrument Operation Check

Describes a functional test procedure involving LED and relay sequencing.

Sensor Zero Adjustment

Explains how to adjust the sensor zero point in clean air.

Full Sensor Recalibration

Details the procedure for recalibrating the sensor using calibration gas.

Calibration Verification Test

Outlines a test using gas after calibration to verify proper functioning.

mA Output Signal Verification

Describes how to verify the mA output signal value using a voltmeter.

Configuration and Reference Diagrams

Dip-Switch Settings for Relays

Details DIP-switch settings for alarm and fault relay contacts.

Model, Sensor, and Gas Data

Lists detector models, sensors, LEL, density, and 20% LEL values.

Physical Dimensions Diagram

Shows the physical dimensions of the detector unit.

Wiring Diagram for Relays

Provides a wiring diagram illustrating relay output board connections.

Calibration Tester Illustration

Illustrates the calibration tester and its connection to the sensor.

Power Supply and Load Diagram

Shows a diagram of power supply and load resistance for 4-20mA output.