Spectronics DM-254XA Operator's Manual

Spectronics DM-254XA Operator's Manual

Dmxa-series; dmha-series. digital radiometers

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OPERATOR'S MANUAL
®
DMXA-Series and DMHA-Series
Digital Radiometers
Recycled
Paper
Manual No. 84087-8
Printed in U.S.A.
Issued: July 2004
GlobalTestSupply
www.
.com
uality Products Online at:
sales@GlobalTestSupp

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Summary of Contents for Spectronics DM-254XA

  • Page 1 OPERATOR’S MANUAL ® DMXA-Series and DMHA-Series Digital Radiometers Recycled Paper Manual No. 84087-8 Printed in U.S.A. Issued: July 2004 GlobalTestSupply www. .com uality Products Online at: sales@GlobalTestSupp...
  • Page 2: Section I Introduction

    Congratulations on choosing a Spectroline ® DMXA-Series or DMHA-Series digital radiometer. Spectronics Corporation has designed it to provide the most desirable features, the best performance and, when used prop- erly, years of trouble-free operation. Please read the instructions in this manual carefully before using the unit.
  • Page 3: Section Ii Installation

    Ultraviolet protective eyewear (UVS-30 spectacles or UVG-50 goggles) and facewear (UVF-80 face shield) are obtainable from Spectronics Corporation. SECTION II INSTALLATION 2.1 UNPACKING AND INSPECTION 2.1.1 Unpack and inspect the radiometer for possible damage in...
  • Page 4 Spectral Ranges DM-254XA, DM-254HA ....230-280 nanometers (nm) DM-300XA, DM-300HA ....280-320 nanometers (nm) DM-365XA, DM-365HA .
  • Page 5: Section Iii Controls, Connectors And Indicators

    SECTION III CONTROLS, CONNECTORS AND INDICATORS 3.1 GENERAL All operating controls, connectors and indicators are described in Table 3-1. Become familiar with each item prior to operating the radiometer for the first time. TABLE 3-1 FRONT AND BACK PANEL DESCRIPTION 1.
  • Page 6: Section Iv Operation

    4. Charger Jack (Back of Instrument) 2. Numerical Display 3. Retractable Cord 1. Power Switch 5. Sensor Window SECTION IV OPERATION 4.1 GENERAL This section of the manual contains information required to use and operate the radiometer in a safe and proper manner. 4.2 IRRADIANCE MEASUREMENT PROCEDURE a.
  • Page 7: Overall System

    Also, interference filters are not perfect band-pass filters. Therefore, if an inappropriate measurement is attempted (for example, measurement of small amounts of UV-B from an intense UV-A radiation source or mea- surement of relatively small amounts of UV-A, UV-B or UV-C in sunlight), errors can be expected if appropriate corrections are not made.
  • Page 8 the angle from the source is ‘‘extended,’’ such as in the measure- ment of a fluorescent lamp at distances comparable to or shorter than its length. In the latter case, the extended source provides radi- ation from many angles, all of which must be properly ‘‘weighted’’ as to their effectiveness on the plane represented by the sensor surface.
  • Page 9: Section Vi Operator Servicing

    NOTE: For assistance of any kind, contact the Customer Service Department at Spectronics Corporation. In the U.S. and Canada, call toll-free 1-800-274-8888. Give full details of the difficulty and include the model and serial numbers of the unit and the date of purchase.
  • Page 10: Battery Cover Removal

    6.3 SHIPPING Carefully pack the radiometer in the original shipping container and packing materials. Ship it prepaid to the factory and be sure to insure the unit for full value. 6.4 BATTERY COVER REMOVAL The battery cover at the back of the radiometer can be removed for maintenance purposes by the following procedure: a.
  • Page 11: Battery Charging

    6.6 BATTERY CHARGING Nickel-cadmium batteries should be recharged as follows: a. Be sure the radiometer is turned off. b. Plug the jack of the DM-15C0001 recharger into the receptacle at the back of the radiometer. c. Set the recharger at the proper voltage and plug it into an appro- priate AC power source.
  • Page 12: Troubleshooting

    In the U.S. and Canada, call 1-800-274-8888. NOTE The calibration potentiometer is located inside the radiometer. Do not attempt to recalibrate this unit. Spectronics Corporation does not guarantee the readings if the meter has been calibrated by any other facility. 6.8.4 Storage...
  • Page 13 6.9.2 If the steps taken in paragraph 6.9.1 do not yield satisfaction, refer to the Troubleshooting Chart (Table 6-1). Direct all other repair and adjustment needs to the factory. TABLE 6-1 TROUBLESHOOTING CHART Symptom Probable Cause Cure Batteries not fully Remove battery cover 1.
  • Page 14: Section Vii Ordering Information

    SECTION VII ORDERING INFORMATION TABLE 7-1 Description Part No. BATTERY, Alkaline, ‘‘AA’’ Size, 1.5 Volt ... . . Commercial (Four Required) BATTERY, Nicad Rechargeable, ‘‘AA’’ Size, ... . . DM-N4 1.25 Volt (Four Required) BATTERY RECHARGER, Bivoltage .

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