Spectrex Quasar 900 Open-Path Gas Detection System Manual de usuario descargar pdf (Pagina 20)

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Quasar 900 Gas Detector

8 Models and Types

2.4.2 FM / FMC

The Quasar 900 is approved to FM / FMC Explosion Proof per:

 Class I, Div. 1 Group B, C and D, T6 -58°F (-50°C) ≤ Ta ≤ 149°F (65°C)

 Dust Ignition Proof – Class II/III Div. 1, Group E, F and G.

 Ingress Protection – IP66 & IP68, NEMA 250 Type 6P.

IP68 is rated for 2 meter depth for 45 minutes.

2.4.3 SIL-2

The Quasar 900 Is TUV approved for SIL2 requirements per IEC 61508.

The alert condition according to SIL-2 can be implemented by alert signal

via 0-20mA current loop.

For more details and guidelines on configuring, installing, operating and

servicing, see SIL-2 Features, page 57, and TUV report no. 968/EZ

619.00/13.

2.4.4 Functional Test

The Quasar 900 was functional approved per FM 6325

The Quasar 900 was functional tested by FM per EN60079-29-4

2.5 Models and Types

The Quasar 900 includes 4 models with the same detector and different

source. That gives the ability to get detection at distances of 7-200m.

Table 2: Model Numbers and Installation Distances

Model

No.

Detector

Source

Min.

Installation

Distance

Max.

Installation

Distance

901

QR-X-11X

QT-X-11X

23 ft (7 m)

66 ft. (20 m)

902

QR-X-11X

QT-X-21X

50 ft (15 m)

132 ft. (40 m)

903

QR-X-11X

QT-X-31X

115 ft (35 m)

330 ft. (100m)

904

QR-X-11X

QT-X-41X

265 ft (80 m)

660 ft. (200 m)

1 2 ... 15 16 17 18 19 20 21 22 23 24 25 ... 71 72

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Spectrex Quasar 900 Open-Path Gas Detection System Manual de usuario Pagina 20

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