watchgas detection QSG-ATEX Explosion Proof Audio and Visual Caution Spotlight Fittings User Guide

QSG-ATEX Explosion Proof Audio and Visual Caution Spotlight Fittings

Specifications

• Application: ATEX Beacon Sounder series
  explosion-proof audio and visual caution spotlight fittings

• Working Conditions:

  • Normal atmospheric pressure: 80kpa to 110kpa
  • Relative humidity: 95%
  • Zone 1, Zone 2; T1 to T6; and Zone 21, Zone 22

• Main Technical Parameters:

  • Sound Intensity: 100~120dB (R=1m)
  • Rated Voltage: 10~24V DC/AC
  • Flash Frequency: 70 times/min
  • Ingress Protection: IP66, IP67 (optional)

• Main Structures:

  • Die-casting copper-free aluminium enclosure
  • High-strength borosilicate glass tube
  • Light transmission: 88%

Product Usage Instructions

Installation

1. The light fittings must be installed by a licensed
   professional.

2. Confirm the key parameters listed on the nameplate are
   applicable in the field environment before installation.

3. Remove the seal plug at the inlet entry, pass cables through
   the Ex-cable gland into the light fitting, and connect to the
   terminal.

4. Check if the power connection is correct and screw down lock
   bolts.

5. In Zone 1, use only compound barrier cable gland; in Zone 2,
   both compound barrier cable gland and rubber seal cable gland are
   acceptable.

6. The light fittings should be earthed internally and
   externally.

Inspection and Maintenance

1. Maintain light fittings regularly to ensure product
   performance. Contact us for spare parts if required.

2. Cut off light fitting power before maintenance.

3. Protect flameproof thread properly during maintenance.

4. Ensure electrical clearance and creepage distance are according
   to the standard.

5. If the ‘Intrinsic safety’ buzzer control panel is damaged, do
   not disassemble. Contact us for purchasing and replacing it
   promptly.

FAQ

Q: Can the light fittings be used in hazardous areas?

A: Yes, the light fittings can be used in Zone 1 and Zone 2
hazardous areas with explosive gas or vapour presence.

Q: What is the rated voltage of the product?

A: The rated voltage is 10~24V DC/AC.

Q: How should I install the light fittings?

A: The light fittings must be installed by a licensed
professional. Confirm key parameters before installation, connect
cables correctly, and earth the fittings internally and
externally.

Q: How often should I maintain the light fittings?

A: Light fittings should be maintained regularly to ensure
product performance. Contact us for spare parts if needed.

1. APPLICATION ATEX Beacon Sounder series explosion-proof audio and visual caution spotlight fittings (hereinafter referred to as light fittings) can be used in Zone 1 and Zone 2 hazardous areas (explosive gas atmospheres except coal mine) where IIA, IIB and IIC explosive gas or vapour presents with T1 to T6 classification, and Zone 21 and Zone 22 hazardous areas with combustible dust atmosphere.
It’s been widely used for accident signal alarm or signal indication in areas such as chemical plant, stockroom, fueling station, oil drilling platform, oil industry, etc. where presents with 10~24V DC/AC circuit.
2. CATALOGUE NUMBER LOGIC

ATEX Beacon Sounder

Lamp Colour

R: red G: green

Y: yellow

Explosion-proof audio and visual caution spotlight fittings

3. COMPLIANCES

·

EN 60079-0, EN 60079-1, EN 60079-11, EN 60079-31

·

IEC 60079-0, IEC 60079-1, IEC 60079-11, IEC 60079-31

QUICK START GUIDE ATEX BEACON SOUNDER
EXPLOSION-PROOF
AUDIO AND VISUAL CAUTION
SPOTLIGHT FITTINGS
QSG-ATEX Beacon Sounder Rev 1.1 EN
10.07.24

4. WORKING CONDITIONS

a.

Ambient temperature: -40°C to +55°C.

b. Normal atmospheric pressure: 80kpa (0.8bar) to 110kpa (1.1bar);

normal oxygen content is 21%v/v.

c.

Relative humidity: 95%.

d. Zone 1, Zone 2; T1 to T6; and Zone 21, Zone 22.

e.

Areas without gas or vapour which affects the performance of

insulation.

f.

Pollution grade: 3.

5. MAIN TECHNICAL PARAMETERS

EX-MARK
II 2 G Ex d ib IIC T6 Gb II 2 D Ex t IIIC T80°C Db IP66

Inlet thread
25X 1.5 (NPT3/4” or G 3/4” With connector on request)

Sound intensity
100~120dB (R=1m)

RATED VOLTAGE 10~24V DC/AC

Flash frequency

Ingress protection

70times/min

IP66, IP67 (optional)

6. MAIN STRUCTURES

·

Die-casting copper-free aluminium enclosure, high-pressure

static plastic spraying surface.

·

High-strength and borosilicate glass tube, light transmission

88%.

·

The light fittings are supplied with plugs at the cable entries.

Cable glands are on request. DQM-II or DQM-III is recommended.

7. INSTALLATION

·

The light fittings must be installed by licensed professional.

·

Confirm whether the key parameters listed on the nameplate are

applicable in the field environment before installation.

·

Remove the seal plug at the inlet entry, pass cables through the

Ex-cable gland into the light fitting and connect to the terminal.

Check if power connection is correct, and screw down lock bolts.

·

In Zone 1, only compound barrier cable gland can be used, while

in Zone 2, both compound barrier cable gland and rubber seal

cable gland are acceptable.

·

The light fittings should be earthing internally and externally.

·

Details of wiring as follows (Attached Drawing 2).

·

Schematic diagram (Attached Drawing 3).

8. INSPECTION AND MAINTENANCE

·

Light fittings shall be maintained regularly in order to

ensure product performance. Contact us for spare parts

if required.

·

Light fitting power must be cut off before maintenance.

·

Protect flameproof thread properly during maintenance.

·

Make sure electrical clearance and creepage distance are

according to the standard.

·

`Intrinsic safety’ buzzer control panel has been debugged

and encapsulated by epoxy resin. Disassembling is not

permitted. Contact us for purchasing and replacing it in

time if damaged accidentally.

9. OUTLINE DIMENSION (REFER TO ATTACHED DRAWING 1) (Dimension unit is mm)-subject to alteration

10. TRANSPORTATION Weatherproof measures should be taken during transportation.

11. STORAGE

·

The light fittings should be stored in ventilated, non-

dropping and non-liquid warehouse at the temperature of

-40°C to +55°C and relative humidity 95%.

·

The surroundings should be kept from corrosive gases

which may damage metal and insulation.

12. ORDERING INFORMATION

Please specify the ordering code and quantity according to catalogue number logic when ordering. Mark special requirement if any.

ATTACHED DRAWING 1
146

ATTACHED DRAWING 2

EU DECLARATION OF CONFORMITY

QUICK START GUIDE

230

180 116

4-11EQS

ATTACHED DRAWING 2

Lamp and circuit board components
M4 Screw(3PCS)

Wiring operating

Enclosure Label Base

Glass cover and enclosure ring
Direction plate

WARNING PLATE

R1 R2 Y1 Y2 G1 G2

no

C

AI

no

no

C

no

–

*cut blank cable Y1 to mute fault sound

FOR MORE INFORMATION www.watchgas.com info@watchgas.com

EUROPE
Klaverbaan 121 2908 KD Capelle aan den IJssel The Netherlands

AMERICAS 313 N. State Hwy 342 Red Oak, TX 75154

APAC

DECLARATION In order to ensure product performance, please do not change the product structure or replace the accessories without our permission, otherwise our company will not take any responsibility. (610464012501)

Woods Square Tower 1, 12 Woodlands Square, #11-71, Singapore 737715 ATEX BEACON SOUNDER | QSG | EN | 1.1

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