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Rechargeable battery
Digital LCD
Keypad
Tamper-resistant cover
prevents changes to
settings.
Recessed flow adjustment screw
adjusts flow rate between
1000 and 5000 ml/min.
Introduction
Description
The PCXR8 Universal Sample Pump (Figure 1) is a constant flow (from 5 to 5000 ml/min) air sampler suitable for a broad range of
applications. It is ideal for industrial hygiene studies as well as environmental testing.
Checking Pump/Kit Contents
Use the table below to verify that you received all items associated with the Cat. No. ordered. If you are missing items, contact SKC
at 800-752-8472 (U.S. only) or 724-941-9701.
If You Ordered Cat. No.
Your Package Should Contain
224-PCXR8
Universal PCXR8 Sample Pump with NiMH battery pack and screwdriver set
Single Universal PCXR8 Pump Kit with pump, NiMH battery pack, screwdriver set, single charger, filter cassette holder,
224-PCXR8KD
adjustable tube holder with Type A protective tube cover, exhaust port fitting, and nylon carry case
5-pack Universal PCXR8 Pump Kit with 5 each: pumps with NiMH battery pack, screwdriver sets, 100-240 V single
224-PCXR8K5D
chargers, filter cassette holders, adjustable tube holders with Type A protective tube covers, exhaust port fittings, and
hard-sided carry case
Required Equipment/Media
1/4-inch ID tubing
®
PowerFlex
Charger
Low flow accessories if sampling at 5 to 500 ml/min. See Accessories.
Durable RFI-shielded case
Air discharge port
provides protection from
(beneath cap screw)
radio frequency interference
between 27 and 1000 MHz.
On/Off switch
Accessory mounting screws
allow sampling accessories
such as impinger holders to be
secured to pump.
Figure 1. Front and Back Views of PCXR8 Universal Sample Pump
PCXR8 Universal Sample Pump
863 Valley View Road, Eighty Four, PA 15330 • 724-941-9701 • skcinc.com
Low flow regulator
(beneath cap screw) allows
pump to be switched from
high to low flow.
Inlet
Belt clip
Inlet filter
housing
Built-in particulate trap
in see-through housing
protects pump.
Built-in rotameter
provides a visible check of
relative flow rate during
sampling from 0.5 to 5 L/min.
skcinc.com
Cat. No. 224-PCXR8
Operating Instructions
Back view
Charging jack
Form 37713 Rev 250327
Page 1 of 17
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Summary of Contents for SKC PCXR8
- Page 1 Introduction Description The PCXR8 Universal Sample Pump (Figure 1) is a constant flow (from 5 to 5000 ml/min) air sampler suitable for a broad range of applications. It is ideal for industrial hygiene studies as well as environmental testing. Checking Pump/Kit Contents Use the table below to verify that you received all items associated with the Cat.
- Page 2 Getting Started Install the Battery Pack To enhance battery life, SKC ships battery packs separately from the pump. Once installed, completely charge the battery pack before operating the pump. Remove the two screws that secure the battery pack and loosen the...
- Page 3 Digit Set/Digit include Hold or Flow Select (set time length) Fault) PCXR8 Keypad Turn Pump Power On/Off (Figure 1) Turn on: Remove the tamper-resistant cover. Move the on/off switch to ON. Turn off: Move the on/off switch to OFF.
- Page 4 Operation High Flow Applications (1000 to 5000 ml/min) Deactivate the Regulator for High Flow To ensure the pump is set for high flow, remove the cap screw (Figure 1) covering the regulator valve and turn the exposed screw clockwise until it stops. Do not overtighten. See right. Replace the cap screw.
- Page 5 For personal sampling, clip the sampling medium to the worker in the breathing zone. See above right. b. When using impingers, an in-line trap (SKC Cat. No. 225-22 or 225-22-01) is required to prevent fumes from accidentally being drawn into the sampler. Place the in-line trap between the pump and the impinger.
- Page 6 Programming Intermittent Sampling Press Keys in this Pump Display During Program Option Sequence to Set Up Press to Activate Program Press to Stop To Cancel Program Notes Continuous Run (No None Start (if pump is in If Delayed Start: Hold Not a program setting required;...
- Page 7 Low Flow Applications (5 to 500 ml/min) Activate the Regulator for Low Flow Start the pump using the on/off switch. Press Start/Hold and then press Flow and Battery Check. Adjust the flow rate by turning the flow adjustment screw (Figure 2) until the built-in rotameter reads approximately 1.5 L/min.
- Page 8 Low Flow Applications, Single Tube (Cont) Set Up/Sample • Allow pump to equilibrate after moving it from one temperature extreme to another. • Protect sample pump from weather when in use outdoors. • Powering the pump with any device other than the approved battery pack voids the UL Listing for intrinsic safety. •...
- Page 9 Programming Intermittent Sampling Press Keys in this Pump Display During Program Option Sequence to Set Up Press to Activate Program Press to Stop To Cancel Program Notes Continuous Run (No None Start (if pump is in If Delayed Start: Hold Not a program setting required;...
- Page 10 Low Flow Applications (5 to 500 ml/min) Using Multiple-tube Adjustable Tube Holder (Figure 4) Anti-tamper cover Top view of flow adjust screws Flow adjust screws Rubber sleeve Tube holder outlet Sorbent sample tube Protective cover Figure 4. Quad Adjustable Tube Holder Activate the Regulator for Low Flow Start the pump using the on/off switch (Figure 1).
- Page 11 Low Flow Applications, Multiple Tubes (Cont) c. Using flexible tubing, connect the exposed end of the first sorbent tube to the flowmeter outlet (suction port). Loosen and turn the brass flow adjust screw (Figure 4) on the port of the appropriate tube holder (counterclockwise to increase, clockwise to decrease) until the desired flow rate is achieved.
- Page 12 Programming Intermittent Sampling Press Keys in this Pump Display During Program Option Sequence to Set Up Press to Activate Program Press to Stop To Cancel Program Notes Continuous Run (No None Start (if pump is in If Delayed Start: Hold Not a program setting required;...
- Page 13 Clean the Pump Inlet Filter The PCXR8 Universal Sample Pump is fitted with a filter/trap inside a clear plastic inlet port housing. This prevents particles from being drawn into the pump mechanism. Visually check the filter to ensure that it does not become clogged. If maintenance is necessary, follow this procedure: Clean dust and debris from around the filter housing.
- Page 14 SKC Limited Warranty and Return Policy SKC products are subject to the SKC Limited Warranty and Return Policy, which provides SKC’s sole liability and the buyer’s exclusive remedy. To view the complete SKC Limited Warranty and Return Policy, go to www.skcinc.com/warranty.
- Page 15 Accessories/Replacement Parts (Cont) Replacement Parts Pump Case Parts P21411 Case Parts, excluding Battery Case P21661MH Battery Pack Assembly, NiMH P22417BC Belt Clip with screws P22433P Keyboard Assembly P22433U Control Board P22433R Cap Screws, set of 2 P22433RS2 Replacement Stack (with pressure switch), does not include flowmeter and filter housing assemblies or motor P22417C Exhaust Port Fitting Pump Stack Parts...
- Page 16 UL Listed for: Class I, Divisions 1 and 2, Groups A, B, C, D; Class II, Divisions 1 and 2, Groups E, F, G; and Class III, Temperature Code T3C ATEX-approved models available. Contact SKC. Operating Temperature 32 to 104 F (0 to 40 C)
- Page 17 Appendix (Cont) Typical Run Times* Table 1 contains the typical run times achieved when using a fully charged nickel-metal hydride (NiMH) battery pack. Data is sorted by type of sample media. All run times are listed in hours. Results obtained using a new pump and new fully charged battery. Pump performance may vary.
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