461960_UM
Contents
1. Output method PNP NO normal open Sensing direction Vertical Sensing distance 4 mm Operating voltage 10 30 VDC Standard Sensing object Iron 18 x 18 x 1 mm Current consumption 8 mA no load Response frequency 600 Hz Output current 250 mA max Leakage current 1 1 mA Residual voltage 0 9 VDC Operating Temperature 4 to 158 F 20 to 70 C Operating Humidity 35 to 95 RH Wire Dimension 7 mm Dia x 2 m x 3 cores Cable length ft 1 8 meters 461957 Photoelectric Sensor Specifications Range Up to 6000 RPM 100 Hz Power 12 24VDC 10 Consumption 40mA max Response time lt ims Output NPN transistor Max load 80mA Photo beam color Green Photo beam wavelength 5500 Angstroms Cable length 6 ft 1 8 meters Calibration and Repair Services Extech offers repair and calibration services for the products we sell Extech also provides NIST certification for most products Call the Customer Care Department for information on calibration services available for this product Extech recommends that annual calibrations be performed to verify meter performance and accuracy Lam a Support line 781 890 7440 Technical Support Extension 200 E mail support extech com Repair amp Returns Extension 210 E mail repair extech com Product specifications subject to change without notice For the latest version of this User Guide Software up2. Roller diameter value press the Set button twice the display will show CtHy now the meter is ready for the Control Hysteresis value setting 2 Use the W button and the A button to adjust the desired Hysteresis value Note When adjusting the value the SV indicator will light CtSP Example Control value 500 Control Hysteresis value 5 The state of the control relay will stay On for measured values up to 500 The control relay will turn Off when the measured value goes down to 495 7 461960 V1 1 8 07 Alarm Hysteresis value setting 1 After selecting the Control Hysteresis value press the Set button twice the display will show ALHy the meter is now ready for the Alarm Hysteresis value setting 2 Use the W button and the A button to adjust the desired Alarm Hysteresis value Note When adjusting the value the SV indicator will light Example High limit value 100 Low limit value 20 Alarm Hysteresis value 5 LoLt HiLt 1 The alarm relay will be On when measuring value up to 100 The alarm relay will turn Off again when measuring value down to 95 2 The alarm relay will be On when measuring value down to 20 The alarm relay will turn Off when measuring value up to 25 SYSTEM RESET Power on the meter Use two fingers to press the Set button and Function button continuously for more than 5 seconds until the display show the text rSt Re
3. procedures will ready for the RPM function 2 Under the normal display if the Function button is set to the m min function and the m mi indicator is on then the 1st layer setting procedures will ready for m min function 3 3 Under the normal display if the Function button is set to the ft min function and the ft min indicator is on then the 1st layer setting procedures will ready for ft min function 6 461960 V1 1 8 07 2nd layer setting procedures PULS Pulse no per revolution setting diA Roller diameter value setting CtHy Control Hysteresis value setting ALHy Alarm Hysteresis value setting Pulse no per revolution setting 1 Press the Set button continuously for at least two seconds the display will show PULS now the meter is ready for the Pulse no per revolution setting 2 Use the W button and the A button to adjust the desired Pulse no per revolution Note When adjusting the value the SV indicator will light Roller diameter value setting 1 After setting the Pulse no per revolution press the Set button twice the display will show dIA now the meter is ready for the Roller diameter value setting 2 Use the W button and the A button to adjust the Roller diameter value in the unit of cm Note When adjusting the value the SV indicator will light Control Hysteresis value setting 1 After setting the
4. the total input signal pulse per minute is 501 the number of pulses per revolution is set to 1 the roller diameter is 10 cm the ft min value will be 501 1 x 10 x 3 14 30 48 516 1 5 461960 V1 1 8 07 1st layer setting procedures CtSP Control value setting LoLt Low limit value setting HILt High limit value setting Control Value Setting 1 Press the Set button once the display will show CtSP the meter is now ready for the Control value setting 2 Use the W button and the A to adjust the desired Control value Note When adjusting the value the SV indicator will light Low Limit Value Setting 1 Press the Set button twice the display will show LoLt the meter is now ready for the Low Limit value setting 2 Use the W button and the A to adjust the desired Low limit value Note When adjusting the value the SV indicator will light High Limit Value Setting 1 After setting the Low Limit value press the Set button twice the display will show HILt the meter is now ready for the humidity High Limit value setting 2 Use the W button and the A to adjust the desired High limit value Note When adjusting the value the SV indicator will light 1st layer setting considerations 1 Under the normal display if the Function button is set to the RPM function and the RPM indicator is on then the 1st layer setting
5. User s Guide EXTECH INSTRUMENTS RPM Controller Monitor Model 461960 RPM Controller Monitor 461960 RPM ft min m min Control Alarm ia Introduction Congratulations on your purchase of the Extech 461960 RPM Controller Monitor This meter is shipped fully tested and calibrated and with proper use will provide years of reliable service Features Professional Tachometer RPM m min ft min monitor and controller X Build in control relay and alarm relay Alarm Relay will close when the measured value reaches the high or low alarm value Control Relay will close when the measured value reaches the control value Hysteresis value setting for control and alarm function Set the number of input pulses per revolution Settable roller diameter for the surface speed m min ft min function Works in conjunction with the optional proximity or photo sensor Large easy to read red LED display RS232 computer interface for use with optional software x x x Microprocessor circuit ensures high accuracy and provides special functions and features Standard 96 X 48 mm DIN case Optional data acquisition software Warranty EXTECH INSTRUMENTS CORPORATION warrants this instrument to be free of defects in parts and workmanship for one year from date of shipment a six month limited warranty applies to sensors and cables If it should become necessary
6. dates and other up to the minute product information visit our website www extech com Extech Instruments Corporation 285 Bear Hill Road Waltham MA 02451 Copyright 2007 Extech Instruments Corporation All rights reserved including the right of reproduction in whole or in part in any form 10 461960 V1 1 8 07
7. erminal T10 is the pulse input terminal RPM 12V sles IEE LI Lli sleli ae 514320 461960 V1 1 8 07 Operation RPM measurement 1 Apply power to the meter 2 Press the Function Button once until the RPM and the PV indicators are on The display will indicate the RPM value The RPM value equals Total input signal pulse per min Number of pulses per revolution Example If the total signal pulse input per minute is 5 124 the number of pulses per revolution is set to 1 the RPM value will be 5 124 1 5 124 Surface speed m min ft min measurement 1 Apply power to the meter 2 Press the Function button once until the m min indicator is on The display will show the m min value 3 Press the Function button once until the ft min indicator is on The display will show the ft min value 4 Under the surface speed measurement the PV indicator will also light 5 To calculate m min Total input signal pulse per min x roller diameter cm x 3 14 100 Number of pulses per revolution Example If the total input signal pulse per minute is 501 the number of pulses per revolution is set to 1 the roller diameter is 10 cm the m min value will be 501 1 x 10 x 3 14 100 157 3 6 To calculate ft min Total input signal pulse per min x roller diameter cm x 3 14 30 48 Number of pulses per revolution Example If
8. fety Procedures Do not use fingers or any tool to touch the Wire Terminals Do not exceed 0 5A relay contact load The instrument contains no user serviceable parts and should not be opened by the user Repair or service should be done by a qualified technician only Always apply the correct ACV power voltage Cleaning Only use the dry cloth to clean the plastic case Operating conditions Comply with EN61010 Transient overvoltage at Mains Supply 2500V Pollution Degree 2 Altitude up to 2000 meters Indoor use X Relative humidity 80 max 3 461960 V1 1 8 07 Meter Description ON Oo Pe ON Display PV process value indicator SV set value indicator Set Button Y Button A Button Function Button Control relay indicator Alarm relay indicator RPM indicator ft min indicator m min indicator Wire terminals Case holder RS232 terminal Terminal connections WO o W P RPM Controller Monitor 461960 A Do not input an over voltage to the AC input terminals 1 eO D Input the ACV power 90 to 260 ACV to T1 T2 Connect the Control Relay output from T3 T4 Connect the Alarm Relay output from T5 T6 3 Connect the proximity or photo sensor to the input terminal T8 T9 T10 T8 is DC 12 V power supply terminal T9 is the ground t
9. lease the buttons rSt will flash 2 times and the display will then to the normal screen The meter system will be reset all the calibration data will be cleared and the meter s internal functions will return to the default values 8 461960 V1 1 8 07 Specifications General Specifications digits red LED digit size 14 mm Surface speed Custom chip of microprocessor LSI circuit Input one pulse per revolution 2 60 RPM Note Do not apply a load current that exceeds 0 5A Large currents will damage the relay and also void the warranty Control value setting Alarm high limit value setting Alarm low limit alue setting Pulse no of each revolution Roller diameter value setting Hysteresis value setting Setting for RPM m min ft min nput Signal Time base ensor Power Supply ata Output Operating Temperature 32 to 122 F 0 to 50 C Depth 110 mm Data Acquisition software 407001A Electrical Specifications 2345 C Range Photo Tachometer 10 to 99 999 RPM Surface Speed m min 0 05 to 9 999 m min Surface Speed ft min 0 2 to 32 805 ft min Accuracy 0 1 1 digit Resolution RPM 0 1 RPM lt 1 000 RPM 1 RPM 1 000 to 9 999 RPM 10 RPM 10 000 to 99 999 RPM m min t min e Above specification tests under the environment RF Field Strength less than 3 V M amp frequency less than 30 MHz only 9 461960 V1 1 8 07 461955 Proximity Sensor Specifications 23 5 C
10. to return the instrument for service during or beyond the warranty period contact the Customer Service Department at 781 890 7440 ext 210 for authorization or visit our website www extech com for contact information A Return Authorization RA number must be issued before any product is returned to Extech The sender is responsible for shipping charges freight insurance and proper packaging to prevent damage in transit This warranty does not apply to defects resulting from action of the user such as misuse improper wiring operation outside of specification improper maintenance or repair or unauthorized modification Extech specifically disclaims any implied warranties or merchantability or fitness for a specific purpose and will not be liable for any direct indirect incidental or consequential damages Extech s total liability is limited to repair or replacement of the product The warranty set forth above is inclusive and no other warranty whether written or oral is expressed or implied 2 461960 V1 1 8 07 Safety International Safety Symbols A Caution Risk of electric shock This symbol adjacent to a terminal indicates that under normal use hazardous voltages may be present A Caution Risk of electric shock This symbol adjacent to another symbol or terminal indicates the user must refer to the manual for further information E Equipment protected throughout by Double Insulation or Reinforced Insulation Sa
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