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Extech Instruments 412300A, User Manual

The Extech Instruments 412300A provides accurate measurements with its advanced features. To maximize its potential, it is essential to refer to the User Manual for proper guidance. Download the comprehensive manual for free from manualshive.com to unlock the full capabilities of this exceptional product.

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User Guide

Model 412300

A

Current Calibrator

actoolsupply.com

actoolsupply.com

actoolsupply.com

Extech 412300A-NIST Current Calibrator Meter

Extech 412300A Current Calibrator Meter

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Summary of Contents for 412300A

Page 1: ...User Guide Model 412300A Current Calibrator actoolsupply com actoolsupply com actoolsupply com Extech 412300A NIST Current Calibrator Meter Extech 412300A Current Calibrator Meter ...

Page 2: ... can store customized calibration current output steps The Oyster Series meters have a convenient flip up display with neck strap for hands free operation This meter is shipped fully tested and calibrated and with proper use will provide years of reliable service Meter Description 1 LCD display 2 Battery Compartment 3 AC adaptor jack 4 Calibration Cable input 5 Function switch 6 Neck strap posts 7...

Page 3: ... In the Source Measure position the meter can be used to generate current or measure current MODE button is used to choose Source or Measure 3 In the Power Measure position the meter can power a current loop with 24Vdc and at the same time measure the current MODE BUTTON Press the MODE button to select either SOURCE output or MEASURE input This applies when the Function switch is set to Source Mea...

Page 4: ...e level The common cause for the SOURCE icon to remain blinking is that the load impedance is too high in the current mode Storing values into memory 1 As described above select and display a memory location M1 2 3 4 or 5 2 Use the buttons to adjust the display to the desired source value 3 Press and hold the MEM button for 2 seconds The displayed value will be stored in the displayed memory locat...

Page 5: ...display to verify the output level Alternatively use the stored calibration values in memory as described in the MEM button section 8 Note that while the SOURCE display icon is blinking the calibrator is preparing to provide an output but only after the icon stops blinking will the current actually be sourced 9 For the 25 to 125 output range the output is 0 to 24mA Refer to the Table below Display...

Page 6: ...whichever is greater Percent 25 to 230 0 1 Source Current 0 to 24mA 0 01mA Percent 25 to 125 0 1 Power Loop Power 24VDC 50mA Battery Replacement When the battery symbol appears on the LCD replace the 9V battery as soon as possible 1 Open the calibrator s lid as far as possible 2 With a coin or wide blade screwdriver open the battery compartment moving in the direction of the arrow embossed on the ...

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