SKC 224-44XR Operating Instructions Manual
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SKC 224-44XR Operating Instructions Manual

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Rechargeable battery
Tamper-resistant cover
prevents changes to
settings.
Recessed flow adjustment screw
adjusts flow rate between
1000 and 5000 ml/min.
Introduction
Description
The 44XR 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
224-44XR
Universal 44XR Sample Pump with NiMH battery pack and screwdriver set
Single Universal 44XR Pump Kit with pump, NiMH battery, screwdriver set, 100-240 V single charger, filter cassette
224-44XRKD
holder, adjustable tube holder with Type A protective tube cover, exhaust port fitting, and nylon carry case
Single Universal 44XR Pump Kit with pump, NiMH battery, screwdriver set, 100-240 V single charger, filter cassette
224-44XRKDH
holder, adjustable tube holder with Type A protective tube cover, exhaust port fitting, and Pelican carry case
Required Equipment/Media
1/4-inch ID (3/8-inch OD) Tygon
PowerFlex
Charger
®
Low flow accessories if sampling at 5 to 500 ml/min. See Accessories.
863 Valley View Road, Eighty Four, PA 15330 USA • Tel: 724-941-9701 • www.skcinc.com
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 44XR Universal Sample Pump
tubing
®
www.skcinc.com
44XR Universal Sample Pump
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.
Cat. No. 224-44XR
Operating Instructions
Back view
Charging jack
Form 37711 Rev 1809
Page 1 of 14

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Summary of Contents for SKC 224-44XR

  • Page 1 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.

  • Page 2: Getting Started

    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...
  • Page 3 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. Use the Pump with AC Power (Power option in non-hazardous locations) Do not use the pump with the Battery Eliminator in hazardous locations. UL Listing for intrinsic safety is not in effect during pump operation with Battery Eliminator.

  • Page 4: Operation

    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. 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 Low Flow Applications (5 to 500 ml/min) Using Single Adjustable Tube Holder (Figure 3) Activate the Regulator for Low Flow Start the pump using the on/off switch (Figure 2), and adjust the flow rate by turning the flow adjustment screw (Figure 2) until the built-in rotameter reads approximately 1.5 L/min. Remove the cap screw covering the regulator valve (Figure 2) and turn the exposed screw four to five turns counterclockwise.
  • Page 7 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 8 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), and adjust the flow rate by turning the flow adjustment screw (Figure 1) until the built-in rotameter reads approximately 1.5 L/min.
  • Page 9 Low Flow Applications, Multiple Tubes (Cont) Prepare the calibrator. See calibrator instructions. Using flexible tubing, connect the exposed end of the first sorbent tube to the calibrator 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 10: Maintenance

    • Use of a repaired or rebuilt battery pack voids any warranty and the UL Listing for intrinsic safety. • Use only SKC-approved charger and battery pack designed for the Universal Sample Pump to ensure reliable performance. Failure to do so voids any warranty and UL Listing for intrinsic safety.

  • Page 11: Accessories/Replacement Parts

    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 http://www.skcinc.com/warranty.

  • Page 12: Replacement Filters

    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 P22433Q Control Board P22433R Cap Screws, set of 2 P22433RS1 Replacement Stack, does not include flowmeter and filter housing assemblies or motor P2243001 Battery Connector, pk/10 P22417C...

  • Page 13: Performance Profile

    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 models available. Contact SKC. Operating Temperature 32 to 104 F (0 to 40 C)
  • Page 14 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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224-44xrkd224-44xrkdh

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