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Welch Allyn 12500 Owner's Manual
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Welch Allyn 12500 Owner's Manual

Binocular indirect ophthalmoscope power source
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Welch Allyn 12500
Binocular Indirect Ophthalmoscope
Power Source
OWNER'S MANUAL

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Summary of Contents for Welch Allyn 12500

  • Page 1 Welch Allyn 12500 Binocular Indirect Ophthalmoscope Power Source OWNER’S MANUAL...
  • Page 2 Thank you for purchasing a Welch Allyn power source for use with the Welch Allyn 12500 Binocular Indirect Ophthalmoscope (BIO). The operating instructions found in this manual should be followed to ensure many years of accurate and reliable service. Please read these instructions carefully before using your power source.
  • Page 3 1. Wall/Desk Power Source The Welch Allyn No. 74250 Wall/Desk Power Source is designed with versatility in mind. There are several mounting options. 1. Wall mount 2. Desk top mount 3. Desk edge mount Features of the Wall/Desk Power Source include: Condensing lens On/Off switch storage area...
  • Page 4 Desk Top Usage The Welch Allyn Wall/Desk Power Source can be set on any flat sur- face. To prevent scratching and sliding, the small rubber pads should be attached to the bottom of the unit. Remove the pads from their backing and place them on the outermost corners of the unit’s base.
  • Page 5 Operation Once the Wall/Desk bracket is mounted, the unit is ready for use. Plug the Power Source into an appropriately-grounded outlet. Then plug the cord from the Power Source into the receptacle labeled “in” on the Wall/Desk bracket. To complete the connection, screw the external sleeve down until it stops —...
  • Page 6 2. Portable Power Source The Welch Allyn No. 74260 Portable Power Source provides complete portability and ease of use. Features of the Portable Power Source are: Charging indicator On/Off switch and rheostat control Belt clip In use/time remaining indicator Back Front UL/IEC/CSA approved direct plug-in recharger...
  • Page 7 To Change the Battery Unscrew the two screws which hold the housings together. Be certain not to touch the green circuit board or any of the components on it. Disconnect the old battery pack from the connector and attach a new battery pack. Install the battery pack with label facing you, as shown.
  • Page 8 Specifications No. 74260 Portable Power Source Power Pack: Model Number: 74201 Output Voltage: 4.8 Vdc Output Current: 2.55 A On-time: 42-50 minutes @ high setting. On-time not to exceed 10 minutes, off-time not less than 15 minutes. Low Voltage Indication Time: 4-7 minutes Recharge Time: 10 hrs minimum Recharge Current:...
  • Page 9 Specifications No. 74250 Wall/Desk Power Source Plug-In Power Transformer: Model Number: 74290 Input: 95-130 Vac, 60 Hz 0.18 A @ 120 Vac, 60 Hz Output: 5.15 Vac, 2.60 A @ 120 Vac Output Cable: SJT/SVT, 2-conductor, AWG #18 Approvals for: UL-2601-1, CAN/CSA C22.2 No.

  • Page 10: Service And Warranty Information

    Service and Warranty Information Service For customers in North America, please return instruments requiring service to a Welch Allyn Technical Service Department listed below or to an authorized Welch Allyn distributor. Technical Service Department Welch Allyn, Inc. 4341 State Street Road Skaneateles Falls, NY 13153-0220 U.S.A.
  • Page 12 Welch Allyn, Inc. 4341 State Street Road P.O. Box 220 Skaneateles Falls, NY 13153-0220 Telephone: 315-685-4560 1-800-535-6663 (only in U.S.A.) FAX: 315-685-3361 Part No. 741916-3 Rev. A Printed in U.S.A.