SKC: Shaping the Future of Air Sampling  
 
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Universal Pumps

PCXR4
1000 to 5000 ml/min
(5 to 500 Low Flow Applications)

Industry Standard Air Sampling Pump
Personal or Area Sampling
Timer and Fault Shutdowns

PCXR4 Universal Personal or Area Air Sampling Pump

ATEX-approved models available

PCXR4 Universal Personal or Area Air Sampling Pump


MSHA-approved models available

Ordering Information

PCXR4 Operating Instructions (PDF)

PCXR4 Spec. Sheet (PDF)

Technical Note: SKC Sample Pump Battery Pack Characteristics and Maintenance (PDF)

Battery Pack for Universal PCXR Sample Pumps Operating Instructions (PDF)

UL Certificate of Intrinsic Safety (PDF)

EC Declaration of Conformity (PDF)

MSHA Approval Certificate (PDF)

Instrucciones de Operación PCXR4 (PDF)

Bedienungsanleitung PCXR4 (PDF)

Mode d’emploi Pompe de prélèvement universelle PCXR4 (PDF)


Performance Profile
224-PCXR4 Air Sampling Pump

Operating Range

1000 to 5000 ml/min (UL Listed model)
1000 to 3000 ml/min (MSHA-approved model)
(5 to 500 ml/min requires the 224-26 Series Adjustable Low Flow Holder)

Weight
34 oz (964 gm)
Dimensions
5.1 x 4.7 x 1.9 in (13 x 11.9 x 4.9 cm)
Compensation Range
1000 to 2500 ml/min at 40 inches water back pressure
3000 ml/min at 35 inches water back pressure
4000 ml/min at 20 inches water back pressure
5000 ml/min at 10 inches water back pressure
Typical Back Pressure
See Table 1
Flow Control
Holds constant flow to ± 5% of set-point
Run Time: Battery
8 Hours minimum at 4000 ml/min and 20 inches water back pressure; dependent on media used. See Table 2.
Run Time: Mains Adapter
9999 minutes (6.8 days). Pump will shut off as run time cannot exceed timer display (see Timer Display Range below)
Timer Display Range:
1 to 9999 minutes (6.8 days). Pump will shut off at 9999 minutes. To reset, restart the pump.
Flow Indicator
Built-in rotameter with 250-ml division; scale marked at 1, 2, 3, 4, and 5 L/min
Power Supply
Plug-in battery pack, rechargeable NiCad 2.0 Ah, 6.0 V, UL Listed
Intrinsic Safety

UL Listed for Class I, Division 1 and 2, Groups A, B, C, D; Class II, Division 1 and 2, Groups E, F, G; and Class III, Temperature Code T3C
ATEX-approved model is available; Contact SKC

Operating Temperature
-4 to 113 F (-20 to 45 C)
Storage Temperature
-40 to 113 F (-40 to 45 C)
Charging Temperature
41 to 113 F (5 to 45 C)
Operating Humidity
0 to 95% Relative
Flow and Low Battery Fault
Fault shutdown on excessive back pressure or low battery with LCD indicator and time display retention
Battery Test
LCD indicator verifies battery condition prior to sampling
Time Display
LCD indicator displays sampler run time in minutes
Timing Accuracy
± 0.05% (± 45 sec/day)
Sampling Pause
Allows user to temporarily halt air sampling without loss of timing data. Restart does not require resetting time.
Multiple-tube Sampling
Built-in constant pressure regulator allows user to take up to four simultaneous samples with rates up to 500 ml/min each (total combined flow 1350 ml/min maximum) using the optional adjustable low flow holder accessory
RFI /EMI Shielding
Complies with requirements of EN 55022, FCC Part 15 Class B, EN 50082-1
Frequency range of the radiated susceptibility test was 27 to 1000 MHz
CE marked
Additional Specifications
Built-in fluid/particulate trap
External see-through filter housing
Tamper-resistant control cover
Tamper-resistant compensation adjustments
Built-in accessory mount
Stainless steel belt clip
External exhaust port
All non-plastic parts made of corrosion-resistant materials
RFI and EMI-shielded case
Additional Features
One-year warranty
Ultra-quiet operation
Pulsation-free flow
Impact-resistant case

Protect sample pump from weather when in use outdoors.

Universal Samplers FAQs

Ordering Information

Table 1.
Typical Back Pressure of Sampling Media (inches water)
Compare the information in this back pressure table to pump compensation range to determine appropriate applications.
 Filter/Pore Size (µm) Flow Rate (L/min)
1.0 1.5 2.0 2.5
25-mm MCE/0.8 6 9 12 15
25-mm MCE/0.45 14 22 28 35
37-mm MCE/0.8 2 3 4 5
37-mm PVC/5.0 1 1 2 2

Table 2.
Pump Run Time in Hours with NiCad Battery
Following are typical run times achieved when using a fully charged nickel cadmium (NiCad) battery pack. Data is sorted by type of sample media. All run times are listed in hours.

Mixed Cellulose (MCE) filter, 0.8-µm pore size
Flow Rate (L/min) Filter Diameter     
37 mm 25 mm
2.0 24.1 16.3
2.5 21.4 14.5
3.0 19.1 11.0
3.5 17.8 10.7
4.0 15.4 **
4.5 14.6 **
** 
Filter back pressure exceeded pump capability during testing.

Polyvinyl Chloride (PVC) filter, 5.0-µm pore size
Flow Rate (L/min) Filter Diameter     
37 mm 25 mm
2.0 31.6 21.7
2.5 27.7 24.0
3.0 27.0 18.6
3.5 22.8 16.4
4.0 19.4 16.2
4.5 19.0 14.6
NOTE: Increases in back pressure during sampling due to buildup of sample on the filter can decrease battery life.

 


Personal or Area Sampling

The result of extensive research and development, the PCXR4 is a constant flow air sampling pump suited for a broad range of applications. With an operating range of 1000 to 5000 ml/min (low flow applications of 5 to 500 ml/min require an optional adjustable low flow holder), this battery-operated air sampling pump is ideal for industrial hygiene studies as well as environmental testing. Specifically designed for on-worker and fenceline applications, the PCXR4 air sampling pump is typically used with collecting devices such as:

Powerful Pneumatic System

With its broad flow range, the powerful PCXR4 does the work of both a high flow and low flow pump in a single unit. Its state-of-the-art pneumatic system delivers a constant flow, resulting in accurate air volumes without the need for frequent sampler adjustments. This system includes four components:
  • Pulsation dampener for smooth airflow
  • Built-in flowmeter to monitor pump flow
  • Pressure regulator for low flow sampling
  • Filter assembly to prevent clogging of pump

Long-life NiCad Battery Pack

The NiCad battery pack provides a minimum 8-hour continuous run time. The battery charge test ensures the pump runs the entire shift.



High-accuracy Timer

Using a precision timing circuit, the PCXR4 provides an instant readout of the duration of sampling. A convenient Hold feature allows a pause in sampling; one stroke of the keypad allows the user to resume sampling.
  • Testing possible up to 12 hours
  • Timing accuracy ± 0.05%
  • Large, easy-to-read LCD

Back Pressure Compensation

The PCXR4 is factory-preset to compensate for back pressures to 40 inches water over the most commonly used flow ranges. As back pressure increases, the motor voltage automatically corrects to maintain a constant flow over the operating range. There is no sacrifice to air volume accuracy, even in dusty environments.

Ordering Information


Multiple-tube Sampling Capability

The PCXR4s built-in constant pressure regulator allows users to take up to four simultaneous samples with rates up to 500 ml/min each using an optional adjustable low flow holder (not included). Reduce time in the field and use fewer pumps with multiple-tube air sampling.


Automatic Fault Shutdown

To ensure the integrity of results, the air sampling pump is programmed to shut itself off in the event of:
  • Excessive back pressure
  • Low battery voltage
The pump will automatically enter the Hold mode, and the appropriate indicator (LoBatt or Flow Fault) will light. The LCD will show the elapsed sampling time recorded at the point of shutdown.


A High Standard of Safety

Intrinsically safe, the PCXR4 air sampling pump is UL Listed for explosive gas and dust atmospheres of Class I, Division 1 and 2, Groups A, B, C, D; Class II, Division 1 and 2, Groups E, F, G; and Class III Temperature Code T3C. ATEX-approved model available, contact SKC

RFI and EMI Shielding

PCXR4 case material and unique circuitry are designed to provide shielding from radio frequency in the range of 27 to 1000 MHz. This shielding prevents fluctuations in the flow caused by electrical effects on the pump control circuitry. CE marked.


A Variety of Ordering Options

The PCXR4 and its accessories can be purchased together in single and five-pack pump kits or separately for a more customized setup. Accessories include chargers (single or five station), adjustable low flow holders, filter cassette holders, impinger holders, and a protective nylon carrying pouch with shoulder strap and belt. Note: Kits do not contain all the accessories listed here. Contact your SKC regional sales representative for complete ordering information. CE marked.


Ordering Information    

Description Cat. No.
PCXR4 Air Sampling Pump Only (without charger) includes constant flow air sampling pump with RFI/EMI-shielded case, battery pack, and screwdriver set
Requires charger; see kits or accessories below

ATEX-approved models available, contact SKC
224-PCXR4
MSHA-approved PCXR4 Air Sampling Pump Only (without charger), flow range 5 to 3000 ml/min
Requires charger; see kits or accessories below
224-PCXR4M
PCXR4 Single Pump Kit, High/Low Flow includes sample pump with battery pack, single PowerFlex charger with cable, adjustable low flow holder, Type A tube cover, filter cassette holder, and screwdriver set in a convenient soft-side nylon carry case
115 V
224-PCXR4KD
230 V
224-PCXR4KDB
PCXR4 Single Pump Kit, High/Low Flow, with Hard-side Pelican Case includes pump with battery pack, single PowerFlex charger with cable, adjustable low flow holder, Type A tube cover, filter cassette holder, and screwdriver set in a hard-side Pelican case
115 V
224-PCXR4KDH
230 V
224-PCXR4KDBH
MSHA-approved PCXR4 Single Pump Kit, High/Low Flow includes sample pump with battery pack, single 115V charger with cable, adjustable low flow holder, Type A tube cover, filter cassette holder, and screwdriver set in a carry case. 115V 224-PCXR4KM

PCXR4 Five-pack Pump Kit, High/Low Flow includes 5 sample pumps with battery packs, adjustable low flow holders, Type A tube covers, filter cassette holders, and screwdriver sets, and one 5-station charger with cables in a Pelican carry case

ATEX approved models available, contact SKC

100/240 V
224-PCXR4K5D
MSHA-approved PCXR4 Five Pack-pump Kit, High/Low Flow includes 5 sample pumps with battery packs, adjustable low flow holders, Type A tube covers, filter cassette holders, screwdriver sets, and, one 5-station Multi-Charger in a carry case. 115/230V 224-44XRK5M
Certificate of Compliance, optional, must be ordered when ordering pump P1501
Accessories
Screwdriver Kit includes 3 interchangeable screwdriver heads for Universal XR, AirChek 52, and AirLite Samplers 224-11

Replacement Battery Pack, NiCad, not suitable for MSHA-approved models
Replacing batteries with non-approved battery packs voids the pump warranty and UL intrinsic safety approvals.

P21661

Replacement Battery Pack, NiCad, for MSHA approved models.
Replacing batteries with non-approved battery packs voids the pump warranty and UL intrinsic safety approvals.

P22434
AC Adapter (Battery Eliminator) 110V, for continuous pump operation 223-325
AC Adapter (Battery Eliminator) 220V, for continuous pump operation 223-325B
Replacement Top Valve Plate, for AirChek 52 and Universal Series Pumps
Chargers — PowerFlex Charging Systems Cat. No.
PowerFlex 5-station 100-240 V. Cables must be purchased separately; see below
223-1000
PowerFlex Single 120 V. Cables must be purchased separately; see below
223-2000
PowerFlex Single 100-240 V. Cables must be purchased separately; see below
223-2000B
PowerFlex Cables
Qty.
Cat. No.
Universal XR Series (5-cell)
1
223-1002
Universal XR Series (4-cell, MSHA)
1
223-1003
Chargers — Standard Cat. No.
Single Charger 115V, fully recharges battery packs in less than 5 hours; automatically switches to trickle charge. CSA approved
Single Charger 115V (for use with MSHA approved models), fully recharges battery packs in less than 5 hours; automatically switches to trickle charge. CSA approved
Single Charger 230V, fully recharges battery packs in less than 5 hours; automatically switches to trickle charge. CSA approved
Pump Replacement Parts and Other Accessories
Pump Service Training Set for Universal XR Series Pumps includes a manual and video for distributors and customers who maintain and repair large numbers of Universal XR Series Pumps. The service video on DVD provides basic assembly/disassembly and functional testing. P1101
Five-pack Kit Carry Case, for Universal XR series, watertight, airtight, dust proof, and crush proof, equipped with foam for complete equipment protection (Pelican)

224-908

Protective Nylon Pump Pouch with belt and adjustable waist and shoulder strap designed for worker comfort when using Universal XR samplers
High-profile red for easy observation
Protective Nylon Pump Pouches High-profile red Cat. No. 224-95A 224-95A

Protective Nylon Pump Pouch with belt and adjustable waist and shoulder strap designed for worker comfort when using Universal XR samplers
Black

  224-87

PCXR4 Operating Instructions (PDF)

PCXR4 Spec. Sheet (PDF)

Technical Note: SKC Sample Pump Battery Pack Characteristics and Maintenance (PDF)

Battery Pack for Universal PCXR Sample Pumps Operating Instructions (PDF)

UL Certificate of Intrinsic Safety (PDF)

EC Declaration of Conformity (PDF)

MSHA Approval Certificate (PDF)

Instrucciones de Operación PCXR4 (PDF)

Bedienungsanleitung PCXR4 (PDF)

Mode d’emploi Pompe de prélèvement universelle PCXR4 (PDF)


All SKC Universal Air Sampling Pumps are available with European approvals. Contact the SKC International Sales Department at 724-941-9701 or e-mail at skcorder@skcinc.com for ordering information.


SKC Air Sampling Pumps

Pump Accessories (Chargers, Calibrators, Flowmeters, Parts)


This page was last modified March 3, 2008
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