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Duomo SGF 104, Installation And User Manual, Page: 7 / 8

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Duomo SGF 104 Installation And User Manual Download Page 7

Page 7

WARNING

Before connecting to the power, ensure the voltage is correct. Carefully follow the instructions and 

the connections according to local regulations. 

For optimum performance connect using Screened cable earthed at one end. 

Avoid running sensor cable close to any power cabling. 

R   -   +

C    NC   NO

J3

J5

Unlock

Pivot

Gas probe  SGF100 

S.N. ED567D

Year 06/2015

Batch: SGF104/001

Gas Oxygen

Power supply 12/24VDC

Absorption 110 mA

Relay 1A 30V SELV

Signal 4 - 20 mA

USB  data detection

Operating range 20%

Positive safety OFF

Positive safety ON

Operating range 100%

When it is mounted on the w

all 

 

  UP

DOWN

  Power supply  Relay

Relay max 1A

Power supply 

30 VDC SELV

detection 4/20 mA

Note!

The relay is voltage free.

Contact capacity 1A 30VDC resistive. SELV

Linear output 4-20 mA

Power supply

  12÷24 V. 

3         2        1 

R

-

    

+

3         2        1 

Electrical Connections

Summary of Contents for SGF 104

Page 1: ...des a signal proportional to the levels of oxygen to either a Duomo central control from the GS or BX range or directly to Building Mana gement Systems Operation The self calibration facility allows the probe to adapt in difficult environments and variable temperatures helping to avoid false alarms By connecting a datalogging and diagnostic tool Duomo TS1007 to the sensor It is possible to read ba...

Page 2: ... Power demand 110 mA in alarm Max 13 8VDC Relay switching alarm 1 A 30VDC SELV Selection of positive safety Selectable by switch Type of gas detected Oxygen Integratedsensoraccordingtothetypeofgas Opticalfluorescence Operating range of the sensing element 0 25 of O2 Operating range selectable by switch 19 5 or 18 5 of O2 depletion 22 5 23 5 of O2 Excess Note1 Detector accuracy 1 FS Long term shift...

Page 3: ...of fire and explosion because it enhances the combustion If the concentration of the O2 in air drops below 19 5 it is considered deficient for health of pe ople then if the concentration drops below 16 it causes breathing problems until to cause the asphyixia and below 6 it causes the immediate death Oxygendeficiencycanbecausedbytheincreaseintheairofothergases toxicand or flammable and also from t...

Page 4: ...e percentage of dispersed gas Displays if the probe is in fault Indicates if you want to print the ticket Indicates if you want to reset the probe to the data factory Asks to save the modified data Indicates when the battery is low 1 ADC 80 16 125 145 probe sgF104 sn 24ad12 date 15 2014 DaY 2190 cy 5 al 15 drift 12 range 20 lel 20 fault print tar new save low bat unlock pivot C NC NO R Gas probe S...

Page 5: ...r etc astheycould distort indicated measurements The sensor must be placed away from sources of heat suction fans ventilation fans The general test should be performed by issuing gas from a pre calibrated bottle within the percentages marked on the bottle information label Important This test must be carried out at least once a year or more frequently if required based on a risk assesment of the s...

Page 6: ...een pinched Check the voltage between terminals 1 2 It must be higher than 10 80 Vdc and lesser than 26 4 Vdc Check the voltage between terminals 2 3 It must be a minimum of 0 8 Vdc to a maximum of 1 1 Vdc Important Note These measurement should be perfor med in clean fresh air Moreover this test must be perfor med only with the probe connected to a control unit or with a 220 Ohm resistance instal...

Page 7: ... Pivot Gas probe SGF100 S N ED567D Year 06 2015 Batch SGF104 001 Gas Oxygen Power supply 12 24VDC Absorption 110 mA Relay 1A 30V SELV Signal 4 20 mA USB data detection Operating range 20 Positive safety OFF Positive safety ON Operating range 100 When it is mounted on the wall UP DOWN Power supply Relay Relay max 1A Power supply 30 VDC SELV detection 4 20 mA Note The relay is voltage free Contact c...

Page 8: ...he recycling of electrical and electronic equipment such as for example sales points in case you buy a new and similar product local collection points waste collection center local recycling center etc By ensuring this product is disposed of correctly you will help prevent potential negative consequence for the environment and human health which could otherwise be caused by inappropriate waste han...

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