Warning – Yokogawa GD40 Gas Density Detector User Manual

Page 26

Advertising
background image

<2. Installation, Wiring and Piping>

2-3

IM 11T3E1-01E

2.1.3

GD40V (CSA Explosion-proof and Intrinsically Safe

Approval)

Sealing Fitting

Conduit

500 mm (20") Max.

NON-HAZARDOUS

LOCATIONS

HAZARDOUS

LOCATIONS

GD40V

F0203.ai

Figure 2.2

1. GD40V Gas density detector for use in hazardous (classified) locations:

• Explosion-proof for Class I, Division 1, Groups B, C and D;

Dust Ignition-proof for Class II, III, Division 1, Groups E, F and G with Intrinsically

Safe sensor for Class I, II, III, Division 1, Groups B, C, D, E, F and G.

• Enclosure Rating:

Type 4X

• Temperature Code:

T5

• Ambient Temperature: -10 to 60°C

2. Wiring

• All wiring shall comply with Canadian Electrical and Local Electrical codes.

• Note a warning label worded as follows.

WARNING

A seal shall be installed within 500 mm (20 inches) of the enclosure. Refer to Figure 2.2.

3. Operation

• Note a warning label worded as follows.

WARNING

• Open circuit before removing cover.
• Substitution of components may impair instrinsic safety.

• Take care not to generate mechanical spark when access to the instrument and

peripheral devices in hazardous locations.

4. Maintenance and Repair

• The instrument modification or parts replacement by other than authorized representative

of Yokogawa Electric Corporation is prohibited and will void the certification of CSA

International.

Advertising
This manual is related to the following products: