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Pepperl Fuchs 3004

Series control unit, Type Y and Z

MPN: 3004
Category: Purge and Pressurization System (Type Y)

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12-month warranty (new) · 3-month (used/refurbished)
30-day returns, no restocking fee on unused parts
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What is the Pepperl Fuchs 3004?

NFPA 496, ISA 12.4

Optional alarm output indicates air lock failure

Optional differential pressure switch for Class I, Group A-D, hazardous area locations

Type Y system certified for Class I, Division 1 to Division 2

Type Z system certified for Class I, Division 2 to nonhazardous area

Enclosure volume up to 7.08 m3 (250 ft3)

Type Y & Z pressurization system for Class I areas

Specifications

General specifications

Order code (Pepperl+Fuchs part number)	T156348
Series	3004 Series
System	Type Y Purge , Type Z Purge
Hazardous environment	gas
Lifecycle	Active (current Pepperl+Fuchs product)

Electrical specifications

Connection

Terminal blocks

Output

Output I	-WPS-
Output type	Switch contacts
Contact loading	120 VAC @ 15 A
Output II	-WPSA-
Output type	Switch contacts
Contact loading	120/220 VAC; 24 VDC @ 10 A; 125 VDC @ 50 mA power requirements: 24 / 120 / 240 VDC @ 3 / 4 / 11 watts

Pneumatic parameters

Protective gas supply	instrument grade air or inert gas
Pressure requirement	80 - 120 psi (5.5 - 8.3 bar) For WPSA models using the optional inline filter, the max. supply pressure is 80 psi.
Safe pressure	Setpoint: 0.25" (6.35 mm) Flow rate: 0.1 - 3.5 SCFH (2.8 - 99 l /hr)
Purge flow and enclosure pressure rate	30 SCFM /1800 SCFH (850 l /m / 50976 l/hr) (With regulator set to 60 psi min. during exchange)

Operating conditions

Process conditions: Exchange time

4 volume exchange rate: 1 min / 7.5 ft3 (212.4 l/m)5 volume exchange rate: 1 min / 6.0 ft3 (169.9 l/m)

Ambient conditions

Ambient temperature

-29 °C - 49 °C (-20 °F - 120 °F) -18 °C - 49 °C (-0 °F - 120 °F) For WPSA models using the "B" option (with BUNA-N diaphragm)

Mechanical specifications

Connection type	System supply port: 1/2" FPT Enclosure supply port: 1/2" FPT Enclosure reference fitting: 1/4" tube Switch conduit port size: 1/2" FPT
Material	Regulator body: zinc w/enamel finish Regulator handle & bowl: polycarbonate Enclosure pressure gauge: alum. w/enamel finish Rapid Exchange® gauge: poly & nickel plated Tube fitting: 316 SS forged body Tubing: 316 SS 1/4" .035 welded Fastener hardware: alum. & stainless steel System face plate: 316 14 ga #3 brush SS System mounting flange: 316 SS tumble finish Manifold body: anodized aluminum Manifold valves: 316 SS Mfr. ID nameplate: silkscreen Lexan®
Mass	3004-LPS-* 5.4 kg (12 lb) 3004-WPS-* 7.7 kg (17 lb)

International approvals

FM approval	Type Y LPS: Class I, Division 1, Groups A, B, C, D WPS: Class 1, Division 1, Groups C, D WPSA: Class I, Division 1, Groups A, B, C, D Type ZLPS: Class I, Division 2, Groups A, B, C, D WPS: Class 1, Division 2, Groups C, D WPSA: Class I, Division 2, Groups A, B, C, D
UL approval: cULus	Type Y LPS: Class I, Division 1, Groups A, B, C, D WPS: Class 1, Division 1, Groups C, D WPSA: Class I, Division 1, Groups A, B, C, D Type ZLPS: Class I, Division 2, Groups A, B, C, D WPS: Class 1, Division 2, Groups C, D WPSA: Class I, Division 2, Groups A, B, C, D

Downloads & documentation

Official documents from Pepperl Fuchs, downloaded directly from the manufacturer.

Data sheets & manuals

Certificates (2)

3004: frequently asked questions

When can 3004 be shipped?

3004 is sourced on request — request a quote and we'll confirm the exact availability and shipping timeline for this specific unit.

Can I pick up 3004 in person?

Local pickup from our Groningen, Netherlands warehouse may be possible — contact us before ordering to check availability and arrange a collection time.

Is express delivery available?

Yes — mention it when you request a quote for 3004 and we'll include express shipping options in our reply.

My factory is down and I need this urgently — can you help?

For a critical breakdown, contact us directly at +31 (0)50-7110348 or sales@partnerplc.com — we can look into same-day courier or dedicated taxi/hotshot delivery for 3004, subject to availability and destination.