EM30 Tachometer Manual
Contents
1. 12 Accessories Reflective marker 1 Lanyard 1 AAA Batteries 3 Users manual WARNING Do not point laser directly at eye or reflective surfaces m Instrument Description 1 Sensor cover 2 Photo transistor 3 LCD display 4 Function key LCD Display e 3 6 GOLD MAX PM HOLD MAX MIN 3 5 Symbol Designations Number Functions of Order Indicates Data Hold Indicates Maximum Value Measured Indicating Minimum Value Measured Measurement Value Indicates calibration mode Rotational speed units Indicates a Low battery condition Operating Instructions 1 Cut out a piece of the reflective marker and attach it to the rotating object which is under test And then start this rotating object Make sure to stop the rotating object first and then paste the reflective marker 2 Press the ON OFF key to turn the unit on 3 Press the key and the LCD will display 0 0 4 Keep pressing the key the meter will enter the measurement state and launch a beam of red laser Point the laser towards the rotating objects affixed with a reflective marker Adjust the distance between the instrument and the rotating object to 4 to 16 Now an accurate measurement can be read 4 After completing the measurement r2. Test Equipment 99 Washington Street Depot Melrose MA 02176 Phone 781 665 1400 1 800 517 8431 Toll Free 1 800 517 8431 gt EM30 TACHOMETER Sipe e C Rotate speed meter 1 User Manual introduction Thank you for purchasing this tachometer from SUPCO Please take a few minutes to browse through this user manual before you begin to operate the meter to ensure that you are fully familiarized with how best to operate the meter as accurately and safely as possible The meter is a rotational speed measured in rpm measuring instrument It is normally used to measure rotational speed e g of fan blades impellers drums and spindles Warning Keep a safe distance from the rotating object being measured 1 1 Precautions safety measures To get the best service from this meter please read this user s manual carefully and observe the detailed safety precautions strictly 1 1 1 During use 1 For reliable measurements it is necessary to use reflective markers To apply the reflective markers wait until the object to be measured has come to a standstill 2 The ideal distance to the measurement object is between 4 to 16 During the measurement always aim at the reflective marker from an angle of approximately 30 This avoids multiple reflections from the surface 3 If no reflective marker can be attached it must be checked whether the reflective properties of a reflective point on the measurement object
3. are sufficient for rom measurement In this case aim at the measurement object from the vertical and check whether a value is displayed If the measurement object displays several reflections per revolution the number of ventilator vanes must be set e g reflective ventilator with 5 vanes in order to obtain correct rom measurements 8 4 If the OL symbol is displayed on the LCD it means the readings are outside the measuring range Please keep within the specified measuring range 5 Never store the product together with solvents acids or other aggressive substances 1 1 2 Maintaining the product Do not measure at a high temperature high humidity locations When not using the instrument for a long time please remove the battery and avoid storing in high temperature and high humidity Features 1 Display 6 digits LCD Display 2 Parameters rpm rps 3 Resolution 0 1 rpm 100 to 999 9 rpm 0 1 rps 1 7 to 100 rps 1 rpm 1000 to 30000 rpm 3 1 rps 100 to 500 rps 4 Range 100 to 30000 rpm 1 7 to 500 rps 5 Accuracy 0 1 reading 100 0 to 9 999rpm 0 02 reading 10 000 to 30 000rpm 6 Sample rate once sec 7 Auto power off 2 minutes app 8 Operating environment 14 F to 122 F 10 to 50 C 9 Storage environment 4 F to 140 F 20 C to 60 C 10 Dimensions 4 76 L x 2 36 W x 1 18 121mm L x 60mm W x 30mm H 11 Weight 6 35 oz app 180 g app
4. elease the A key and the LCD will hold the last measured value llFunction Keys 1 amp key Press the amp key to turn the power Continue pressing the key to start measuring 8 rotational speed NOTE There is no key for power off The meter automatically powers off after 2 minutes of non use 2 Func key Press Func key to select the following MAX The number of impeller setting As shown in Figure Func key Func key Hold mode Max mode Min mode he number of impeller Func key setting Func key Under the number of impeller setting mode 9 Press the key to increase the number of impellers and press the Func key again to exit the setting mode 3 Unit key 1 Unit set Press the Unit key to change the parameter units rpm rps 2 Back light control Press the Unit key for more than 2 seconds and the back light will be turned on Press the key again for more than 2 seconds and the backlight will be turned off The backlight will also turn off after 60 seconds Maintenance 1 CLEANING INSTRUCTIONS The meter may be wiped down with a wet sponge or cloth using a mild water based detergent NOTE This unit is not designed for complete submersion or washing in water 10 2 BATTERY REPLACEMENT Use the following procedure When the battery voltage drops below proper operation range the symbol will appear the LCD display and the bat
5. shall be effective unless signed by a properly authorized officer of Sealed Unit Parts Co Inc 129 e ims 52108 Test Equipment Depot 800 517 8431 99 Washington Street Melrose 02176 212 TestEquipmentDepot com
6. tery needs to be replaced oo Press the battery cover towards the arrowhead to open the battery cover co Replace the battery with three new AAA 1 5V batteries co Replace the battery cover WARRANTY Sealed Unit Parts Co Inc warrants that it will repair or furnish without charge a similar product to replace any product which within the specified warranty term after the date of sale by the Wholesaler is proved to the satisfaction of Sealed Unit Parts Co Inc to have 11 been defective at the time it was sold Said warranty is in effect only when said item is used in accordance with the instructions and recommendations of Sealed Unit Parts Co Inc This warranty applies only to products which after shipment from the factory have not been altered changed repaired or treated in any manner whatsoever This warranty to repair or replace is the only warranty either expressed implied or statutory and is the only warranty being issued herein Sealed Unit Parts Co Inc s liability in connection with its products is expressly limited to the repair or replacement of defective parts All other damages and warranties statutory or otherwise are being expressly excluded 12 No representative of Sealed Unit Parts Co Inc has authority to change this warranty in any manner whatsoever No attempt to repair or promise to repair or improve any part covered by this warranty by any representative of this company
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