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2 mechanical specifications – Spectrex 20/20F - Fast UV/IR Flame Detector User Manual

Page 17

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Spectrex Inc. - SharpEye

TM

UV/IR (F) Flame Detector Manual – TM756100 Rev A, July 2005

11

e. Electrical Outputs

:

Table 4. Dry Contacts Relays Ratings

Relay
Name

Type

Normal position

Maximum Ratings

Alarm

SPDT

N.O.

5A at 30VDC or 250 VAC

Fault

SPST

N.C.

5A at 30VDC or 250 VAC

5.2 Mechanical Specifications

a. Enclosure:

Aluminum: Chromate coating with Epoxy enamel finish
or
Stainless Steel 316: Electrochemical passivation coating


b. Explosion Proof

Ex II 2G SIRA 00ATEX 1160, 1162
EExd IIB + H

2

T5 Temp. -40°F (-40°C) to 160°F (70°C)
T4 Temp: -40°F (-40°C) to 185°F (85°C)
per EN 50014 & EN 50018

ATEX

EExde IIB + H

2

T5 Temp. -40°F (-40°C) to 160°F (70°C)

per EN 50014, 50018 & 50019
(see Appendix C)

FM (designed
to meet)

Class I Div. 1 Groups B, C and D;
Class II Div. 1 Groups E, F and G.

c. Electrical Modules

: Conformal coating.


d. Electrical connection:

Either:

Two 3/4” - 14NPT conduits.

or:

Two M25 x 1.5 cable entries


e. Dimensions:

Detector: 5.2 x 5.2 x4.7in (132 x 132 x 120 mm)

f. Weight:

Alum. enclosure 8.1 lb. (3.7kg)
St.St. enclosure 14.3 lb (6.5kg)