Home / Pepperl Fuchs / Purge and Pressurization System (Type Z) / 1001A Series Control Unit, Type Y and Z 1001A

1001A Series Control Unit, Type Y and Z 1001A — photo 1 of 2

1001A Series Control Unit, Type Y and Z 1001A — photo 2 of 2

Available on request

Pepperl Fuchs 1001A – 1001A Series Control Unit, Type Y and Z

MPN: 1001A · Brand: Pepperl Fuchs

Price on request

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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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Quick facts

Availability	Confirmed on request
Category	Purge and Pressurization System (Type Z)
Lifecycle	Active
Warranty	12-month (new) · 3-month (used/refurbished)

Shipping & availability

When can 1001A be shipped?

1001A 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 1001A 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 1001A 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 1001A, subject to availability and destination.

• NFPA 70, NFPA 496, ISA 12.4 standards

• Optional alarm output indicates air lock failure

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

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

• Class I enclosure volume up to 2 ft3

• Class II enclosure volume up to 10 ft3

Type Y & Z pressurization system for Class I and II areas

Specifications

General specifications

Order code (Pepperl+Fuchs part number)	T156381
Series	1001A
System	Type Y Purge , Type Z Purge
Hazardous environment	gas or dust
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	5 - 120 psi (With EPV-1 vent. Systems installed without vent must be equipped with redundant regulator set to 5 psi max.)
Safe pressure	Setpoint: Class I: 0.25" (6.35 mm); Class II: 1.0" (25.4 mm) Flow rate: 0.1 - 3.5 SCFH (2.8 - 99 l /hr)

Ambient conditions

Ambient temperature

-29 ... 49 °C (-20.2 ... 120.2 °F)

Mechanical specifications

Connection type	System supply fitting: 1/4" tube fitting Enclosure supply fitting: 1/4" tube fitting Enclosure reference fitting: 1/4" tube fitting Switch conduit port size: 1/2" FPT
Material	Regulator body: zinc w/enamel finish Regulator handle: polycarbonate Enclosure pressure gauge: alum. w/enamel finish Tube fitting: 316 ss forged body Tubing: 316 ss 1/4" .035 welded System nameplate: silk screened Lexan® & ss Fastener hardware: alum. & stainless steel Mounting plate: 316 14 ga #3 brush ss EXP pressure switch body: anodized cast aluminum Enclosure warning nameplate: silk screened ss
Mass	1001A-LPS-* 2.3 kg (5 lb) 1001A-WPS* 4.5 kg (10 lb)

International approvals

FM approval

Type Y LPS: Class I, Division 1, Groups A, B, C, D; Class II, Division 1, Groups E, F, and G WPS: Class I, Division 1, Groups C, D; Class II, Division 1, Groups E, F, and G WPSA: Class I, Division 1, Groups A, B, C, D Type Z LPS: Class I, Division 2, Groups A, B, C, D; Class II, Division 2, Groups E, F, and G WPS: Class I, Division 2, Groups C, D; Class II, Division 2, Groups E, F, and G WPSA: Class I, Division 2, Groups A, B, C, D

UL approval: cULus