AEMC CA846 User Manual

Thermo-hygrometer
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E N G L I S H
E S PA Ñ O L
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THERMO-HYGROMETER
TERMO-HIGRÓMETRO
User Manual
Manual de Instrucciones
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CA846
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Summary of Contents for AEMC CA846

  • Page 1 CA846  THERMO-HYGROMETER  TERMO-HIGRÓMETRO E N G L I S H User Manual E S PA Ñ O L Manual de Instrucciones GlobalTestSupply www. .com Find Quality Products Online at: sales@GlobalTestSupply.com...
  • Page 2 The recommended calibration interval for this instrument is 12 months and begins on the date of receipt by the customer. For recalibration, please use our calibration services. Refer to our repair and calibration section at www.aemc.com. Serial #: ________________________________ Catalog #: 2121.24 Model #: CA846 Please fill in the appropriate date as indicated:...
  • Page 3: Table Of Contents

    3. SPECIFICATIONS................6 3.1 Environmental Specications ............6 3.2 Mechanical Specications ............7 3.3 Safety Specications ..............7 4. OPERATION ..................8 4.1 Recommendations ..............8 4.2 Operating the Model CA846 .............8 5. MAINTENANCE ................9 5.1 Replacing the Battery ...............9 5.2 Cleaning ..................9 Repair and Calibration ................10 Technical and Sales Assistance ............10 Limited Warranty ................... 11 Warranty Repairs ...................
  • Page 4: Introduction

    This symbol refers to a type A current sensor. This symbol signifies that application around and removal from HAZARDOUS LIVE conductors is permitted. In conformity with WEEE 2002/96/EC Thermo-Hygrometer Model CA846 GlobalTestSupply www. .com Find Quality Products Online at:...
  • Page 5: DeNition Of Measurement Categories

    Notify your distributor of any missing items. If the equipment appears to be damaged, le a claim immediately with the carrier and notify your distributor at once, giving a detailed description of any damage. Save the damaged packing container to substantiate your claim. Ordering Information Thermo-Hygrometer Model CA846 ........Cat. #2121.24 Includes meter, shockproof holster, 9V battery and user manual. Thermo-Hygrometer Model CA846 GlobalTestSupply www. .com Find Quality Products Online at: sales@GlobalTestSupply.com...
  • Page 6: Product Features

    The Model CA846 also utilizes a thin-lm polymer-capacitive type relative humidity sensor as hygrometer sensor, offering excellent recovery from 100% moisture and fast response time and durability. 1. Temperature/humidity sensor with protective sensor cover 2. 3½ digit display 3. MAX button 4. °C/°F selector & backlight 5. HOLD button 6. Power/mode selector Thermo-Hygrometer Model CA846 GlobalTestSupply www. .com Find Quality Products Online at: sales@GlobalTestSupply.com...
  • Page 7: Push Buttons

    • Press the button for 2 seconds to change the temperature scale to °C or °F. The temperature scale °C or °F is displayed in the lower right hand corner of the display. 2.2.3 MAX Button • Press the MAX button to enter the MAX mode. The “MAX” annunciator appears in the upper right hand corner of the display. • The selected range (%RH or °C/°F) records and updates the maximum absolute values. • Press the MAX button again to exit the MAX-recording mode (“MAX” goes out). • The HOLD button may be used in the MAX mode to “Freeze” (no longer updates) the MAX measurement on the display. 2.2.4 HOLD Button The Hold button “freezes” the reading on the display. Press the “HOLD” button to toggle (activate/release) HOLD. In the HOLD mode, the “HOLD” annunciator is displayed in the upper part of the LCD display and the last reading is displayed until released. Thermo-Hygrometer Model CA846 GlobalTestSupply www. .com Find Quality Products Online at: sales@GlobalTestSupply.com...
  • Page 8: Specifications

    Sensor Stability: ±2% RH, 2 years typical Sensor Hysterisis (10% to 90% to 10% RH): ±1% RH typical Sensor Temperature Dependence: Negligible from 32° to 140°F (0° to 60°C) Operating Temperature: 32° to 122°F (0°C to 50°C) at < 80% RH Storage Temperature: -4° to 140°F (-20° to 60°C), 0 to 80% RH with battery removed Thermo-Hygrometer Model CA846 GlobalTestSupply www. .com Find Quality Products Online at: sales@GlobalTestSupply.com...
  • Page 9: Mechanical SpeciCations

    200 hours typical with carbon zinc battery Dimensions: 6.81 x 2.38 x 1.5" (173 x 60.5 x 38mm) Weight: Approx 7 oz (197g) including battery Safety Specifications EN 61010-1 (1995-A2), Protection Class III Overvoltage Category (CAT III, 24V), Pollution Degree 2 Indoor Use *All specications are subject to change without notice Thermo-Hygrometer Model CA846 GlobalTestSupply www. .com Find Quality Products Online at: sales@GlobalTestSupply.com...
  • Page 10: Operation

    • Avoid humidity measurement errors induced by steam, water splashes, dripping water or condensation on the sensor, etc. • Avoid sensor contamination induced by particles in the air or measure- ments in powder like substances. Contamination may be avoided by measuring through a lter (user supplied). The lter must be cleaned or replaced periodically, depending upon the degree of contamination at the measurement site. Operating the Model CA846 1. Unscrew the protective metal tube covering the sensor. 2. Set the power switch to the desired %RH or °C/°F range. 3. Let the reading(s) stabilize (%RH takes at least 60 seconds to reach 90%). 4. Read the display. 5. After use, screw the protective metal tube back onto the sensor. 6. Turn the instrument OFF when nished. Thermo-Hygrometer Model CA846 GlobalTestSupply www. .com Find Quality Products Online at:...
  • Page 11: Maintenance

    CHAPTER 5 MAINTENANCE Use only factory specied replacement parts. AEMC ® will not be held responsible for any accident, incident, or malfunction following a repair done other than by its service center or by an approved repair center. Replacing the Battery symbol appears on the LCD display when replacement is needed. Replace with a standard 9V battery (NEDA 1604, IEC 6F22). To replace the battery: • Turn the Thermo-Hygrometer OFF. • Remove the rubber holster. • Remove the screw from the back of the meter and lift off the battery cover. •...
  • Page 12: Repair And Calibration

    If you are experiencing any technical problems, or require any assistance with the proper operation or application of your instrument, please call, fax or e-mail our technical support team: ® Chauvin Arnoux , Inc. Instruments ® d.b.a. AEMC Phone: (800) 945-2362 (Ext. 351) (603) 749-6434 (Ext. 351) Fax: (603) 742-2346 techsupport@aemc.com Thermo-Hygrometer Model CA846 GlobalTestSupply www. .com Find Quality Products Online at: sales@GlobalTestSupply.com...
  • Page 13: Limited Warranty

    For full and detailed warranty coverage, please read the Warranty Cov- erage Information, which is attached to the Warranty Registration Card (if enclosed) or is available at www.aemc.com. Please keep the War- ranty Coverage Information with your records. What AEMC ®...
  • Page 14 4.1 Recomendaciones ..............20 4.2 Operación ................20 5. MANTENIMIENTO ................. 21 5.1 Reemplazo de la Batería ............21 5.2 Limpieza .................21 Reparación y Calibración ..............22 Asistencia Técnica y de Ventas .............22 Garantía Limitada ..................23 Reparaciones bajo Garantía..............23 Termo-Higrómetro Modelo CA846 GlobalTestSupply www. .com Find Quality Products Online at: sales@GlobalTestSupply.com...

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