Dual Hawk Aluminum Solid

  • ExDirect ATEX
  • ExDirect CSA
  • ExDirect UL
  • ExDirect CE

The EX550-AL-S Dual Hawk dual-compartment explosion-proof instrument enclosure has a solid front cover for the electronics compartment and a solid back cover for the connections compartment. It is made of aluminum, and it comes with one top and two side conduit connections of 3/4" and one bottom process connection of 1". The electronics compartment includes four internal cast rails with drilled and tapped holes that make it easy to mount electronics up against the cover. The base of this compartment also includes four drilled and tapped holes to mount additional components. The connections compartment includes four drilled and tapped holes for mounting a PCB or other components. The enclosure has provisions for attaching a tag as well as making the covers tamper-proof. Like all ExDirect aluminum flame-proof instrument housings, the EX550-AL-S family of Dual Hawk carries UL, CSA, ATEX, and IECEx approvals.

Data Sheet Manual CAD Drawings Ordering Info
icon-cover icon

Cover

Solid cover
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Material

ASTM A413 LM6 die-cast aluminum, 

copper-free, enamel coated

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Conduits

Available with one top and two side conduit connections of 3/4", and one bottom process connection of 1"

Key Features

EX550-AL_cover_off_front_A

Electronics Mounting

The electronics compartment includes four internal cast rails with drilled and tapped holes that make it easy to mount electronics up against the window. The base of this compartment also includes four drilled and tapped holes to mount additional components.

EX550-AL_cover_off_front_B

PCB Mounting

Four drilled and tapped internal mounting holes and four cast rails are available inside the enclosure for easy mounting of a PCB or other components.

EX550-AL_tamper_seal

Tamper Seal

Tamper-proofing is achieved by inserting a wire through the cast-in loop on the base of the enclosure and a hole in the lid of the enclosure and securing this wire with a lead seal.

EX550-AL_stainless_steel_tag

Cast-in Loop

Attach a stainless steel tag to the enclosure through the cast-in loop located on the base of the enclosure.

Specifications

Material
ASTM A413 LM6 die-cast aluminum, copper-free, enamel coated
Bottom Conduit Connection (T1)
1" (1)
Side Conduit Connections (T2)
3/4" (2)
Top Conduit Connection (T3)
3/4" (1)
Main Cover Style
Solid
Gasket
Fluoroelastomer gasket
Window Diameter
N/A
Connections Cover Style
Solid
Enclosure Rating
UL & CSA: Type 4X/IP68; ATEX & IECEx: IP68
Approvals
UL (US-C), CSA (C-US), ATEX, IECEx
Color
Blue (Contact us for details on custom colors available.)
Temperature Range: °F (°C)
-67 to 185 (-55 to 85)
Weight: lbs (kg)
5.8 (2.63)
Outside Dimensions
5.25" x 6.0" x 6.67" (133 x 152 x 170 mm) (W x H x D)
Instrument Tag Loop
Cast-in loop for securing stainless steel tag
Tamper-Proof Seal Provision
Base and cover can be secured with wire and lead seal
Ground Screws
Internal and external
Nameplate Galleries
Number: Two; Securing Method: Two drilled and tapped holes
Nameplate
EA550-AL-NP (Aluminum)
Nameplate Screw
EA-PLATESCREW (Stainless Steel)
Surface Pretreatment
Chromate conversion coated per Military Standard MIL-DTL-5541F, Type II, Class 1A, Clear Finish (RoHS Compliant) to 1μm max
Paint
Sherwin Williams POLANE HS polyurethane enamel with a dry film thickness of up to 70 μm max thickness
Paint Color
RAL 5017 Blue
Limited Warranty
Precision Digital Corporation (ExDirect) warrants these products against defects in material or workmanship for a period of one year from the date of shipment from the factory. See Terms & Conditions at www.predig.com/warranty for warranty info.

Approvals

ATEX
Flameproof protection; II 2GD; Ex db IIC Gb; Ex tb IIIC Db; IP66/IP68; Tamb: -55°C to +85°C
IECEx
Flameproof and dust protection; Ex db IIC Gb; Ex tb IIIC Db; IP66/IP68; Tamb: -55°C to +85°C
CSA
Class I, Division 1, Groups A, B, C, D; Class II, Division 1, Group E, F, G; Class III; Ex db IIC Gb; Ex tb IIIC Db; Class I, Zone 1, AEx db IIC Gb; Zone 21, AEx tb IIIC Db; IP66/IP68/TYPE 4X; Tamb: -55°C to +85°C
UL
Class I, Division 1, Groups A, B, C and D; Class II, Division 1, Groups E, F and G; Class III; Class I, Zone 1, AEx db IIC Gb; Zone 21, AEx tb IIIC Db; Ex tb IIIC Db; IP66/IP68/TYPE 4X; Tamb: -55°C to +85°C
CE
EU and IECEx Attestation of Conformity

Dimensions

EX550_Front_Dimensions
EX550_Side_Dimensions
EX550_Top_Dimensions
EX550_Nameplate_Dimensions
EX550-AL-S_Inside
EX550-AL-S_Cover
EX550_Holes_Electronics
EX550_Holes_Connections

CAD Drawings

To download 2D CAD drawings please visit our CAD Drawings page. 3D CAD Drawings are available upon request. Please visit our CAD Drawings page for request form and instructions.

CAD Drawings

Compare Dual Hawk Models

SKU Bottom Conduit (T1) Side Conduit (T2) Top Conduit (T3) Cover Material
EX550-AL-W-54-BL 1" ¾" ¾" Window Aluminum
EX550-AL-S-54-BL 1" ¾" ¾" Solid Aluminum

Ordering Information

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SKU: EX550-AL-S-54-BL Material: ASTM A413 LM6 die-cast aluminum, copper-free, enamel coated
Bottom Conduit Connection (T1): 1" (1)
Side Conduit Connections (T2): 3/4" (2)
Top Conduit Connection (T3): 3/4" (1)
Main Cover Style: Solid
Window Diameter: N/A
Connections Cover Style: Solid
Enclosure Rating: UL & CSA: Type 4X/IP68; ATEX & IECEx: IP68
Approvals: UL (US-C), CSA (C-US), ATEX, IECEx
Color: Blue (Contact us for details on custom colors available.)
Temperature Range: °F (°C): -67 to 185 (-55 to 85)
Weight: lbs (kg): 5.8 (2.63)
Outside Dimensions: 5.25" x 6.0" x 6.67" (133 x 152 x 170 mm) (W x H x D)
 Stock: 5 Lead Time: Currently 5 in stock for immediate shipment. Price: $182.53 Substantial quantity discounts available; contact factory for details.

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