Owners Manual - Platt Electric Supply
Contents
1. Maintenance WARNING To avoid electrical shock disconnect the meter from any circuit remove the test leads from the input terminals and turn OFF the meter before opening the case Do not operate the meter with an open case Cleaning and Storage Periodically wipe the case with a damp cloth and mild detergent do not use abrasives or solvents If the meter is not to be used for 60 days or more remove the battery and store it separately Battery Replacement gt 1 Remove the Phillips head screw that secures the rear battery cover 2 Open the battery compartment 3 Replace the 9V battery 4 Secure the battery compartment door Never dispose of used batteries or rechargeable batteries in household waste As consumers users are legally required to take used batteries to appropriate collection sites the retail store where the batteries were purchased or wherever batteries are sold Disposal Do not dispose of this instrument in household waste The user is obligated to take end of life devices to a designated collection point for the disposal of electrical and electronic equipment Other Battery Safety Reminders o Never dispose of batteries in a fire Batteries may explode or leak o Never mix battery types Always install new batteries of the same type 9 MA435T EU EN V1 2 4 13 Specifications Accuracy AC Current 40 00 A 0 01A Hn 50 60Hz TRMS 2 8 8 digits DC Current 40 00 A 0 01A 2 52. Hertz Frequency Duty Ratio Fahrenheit and Celsius units Temperature Unit of measure prefixes nano milli micro mega and kilo Continuity test Diode test MA435T EU EN V1 2 4 13 Operation NOTES Read and understand all Warning and Caution statements in this operation manual prior to using this meter Set the function select switch to the OFF position when the meter is not in use Non Contact Voltage Detector WARNING Risk of Electrocution Before use always test the Voltage Detector on a known live circuit to verify proper operation 1 Rotate the Function switch to any position 2 Place the detector probe tip on the conductor to be tested 3 f AC voltage is present the NCV detector light will turn on with a steady red light NOTE The conductors in electrical cord sets are often twisted For best results move the probe tip along a length of the cord to assure placing the tip in close proximity to the live conductor NOTE The detector is designed with high sensitivity Static electricity or other sources of energy may randomly trip the sensor This is normal operation ACIDC Current Measurements WARNING Disconnect the test leads before making clamp measurements 1 Rotate the Function switch to the 400A AC or the 400A DC position 2 Pressthe trigger to open jaw Fully enclose only one conductor 3 Read the current value in the display 4 Ifthe value is less than 40A
3. 5 digits 400 0 A 2 8 5 digits AC Voltage 400 0mV 1 5 30 digits 50 60Hz TRMS 4 000 V 0 001V 40 00 V 0 01V 1 5 8 digits DC Voltage 600 V 2 5 5 digits 0 1mV 0 8 2 digits 0 001V 0 01V 1 5 2 digits 0 1V 2 0 2 digits 0 10 1 0 4 digits 0 001kQ 0 01kQ 1 5 2 digits 0 1kQ 0 001MQ 2 5 3 digits 0 01MQ 3 5 5 digits 0 01nF 4 0 20 digits 0 1nF 0 001pF 3 0 5 digits 0 01pF 0 1uF 4 0 10 digits Capacitance 100 0pF Frequency 10 to 10kHz 0 01Hz 1 5 2 digits Sensitivity 100V lt 50Hz 50V 50 to 400Hz 15V 401Hz to 10kHz Duty Cycle 0 5 to 99 0 0 1 1 2 2 digits Pulse width 100us to 100ms Frequency 10Hz to 10kHz plavtalalalavalalala plalala olo S9 9 9 ao2a Sg9 9 oa2lS9g oloiaj9g olo 9 oloijol 9 iolo 9 olo o l 9 Se 9 222 8588 8 25393 s lt lt lt l3 apa TTS A O ojo 2 zx EN lt lt Temperature 4 0 to 1400 F 0 1 lt 400 Type K 20 to 760 C 1 gt 400 Specification does not include probe accuracy Range of supplied probe is 22 to 572 F 30 to 300 C AC Current and AC Voltage accuracy data are specified from 5 to 100 of published ranges 3 9 F 5 C 10 MA435T EU EN V1 2 4 13 General Specifications Clamp jaw opening Display Continuity check Diode test Low Battery indication Over range indication Display rate Thermocouple sensor Input Impedance AC bandwidth AC respo
4. EXTECH USER GUIDE INSTRUMENTS 400Amp True RMS AC DC Clamp Meter Model MA435T Introduction Congratulations on your purchase of this Extech MA435T True RMS Clamp Meter This meter measures AC DC Current AC DC Voltage Resistance Capacitance Frequency Diode Test Duty Cycle and Continuity Special features include Thermocouple Temperature and Non Contact Voltage detection The double molded case is designed for heavy duty use This meter is shipped fully tested and calibrated and with proper use will provide years of reliable service Safety International Safety Symbols This symbol adjacent to another symbol or terminal indicates the user must refer to the manual for further information voltages may be present A This symbol adjacent to a terminal indicates that under normal use hazardous Double insulation This WARNING symbol indicates a potentially hazardous situation which if not avoided could result in death or serious injury This CAUTION symbol indicates a potentially hazardous situation which if not CAUTION avoided may result damage to the product PER IEC1010 OVERVOLTAGE INSTALLATION CATEGORY OVERVOLTAGE CATEGORY I Equipment of OVERVOLTAGE CATEGORY is equipment for connection to circuits in which measures are taken to limit the transient overvoltages to an appropriate low level Note Examples include protected electronic circuits OVERVOLTAGE CATEGORY II Equipment of OVERVO
5. LTAGE CATEGORY II is energy consuming equipment to be supplied from the fixed installation Note Examples include household office and laboratory appliances OVERVOLTAGE CATEGORY III Equipment of OVERVOLTAGE CATEGORY III is equipment in fixed installations Note Examples include switches in the fixed installation and some equipment for industrial use with permanent connection to the fixed installation OVERVOLTAGE CATEGORY IV Equipment of OVERVOLTAGE CATEGORY IV is for use at the origin of the installation Note Examples include electricity meters and primary over current protection equipment 2 MA435T EU EN V1 2 4 13 SAFETY NOTES Do not exceed the maximum allowable input range of any function Do not apply voltage to meter when resistance function is selected Set the function switch OFF when the meter is not in use Remove the battery if meter is to be stored for longer than 60 days WARNINGS Set function switch to the appropriate position before measuring When measuring volts do not switch to current resistance modes Do not measure current on a circuit whose voltage exceeds 600V When changing ranges always disconnect the test leads from the circuit under test CAUTIONS Improper use of this meter can cause damage shock injury or death Read and understand this user manual before operating the meter Always remove the test leads before replacing the battery or fuses Inspect the condition of the test lead
6. e when the REL button was pressed Press the REL button to exit the mode Note Relative does not function in Frequency or Duty Cycle mode Range When the meter is first turned on it automatically goes into Auto Ranging This automatically selects the best range for the measurements being made and is generally the best mode for most measurements For measurement situations requiring that a range be manually selected perform the following 1 Press the RANGE button and thhe AUTO icon will turn of 2 Press the RANGE button to step through the available ranges until the range needed appears 3 Press and hold the RANGE button for 2 seconds to exit the Manual Ranging mode and return to Auto Ranging Hz Press the HZ button while in the Voltage mode to display either Frequency or Duty Cycle Backlight Press and hold the HOLD button for two seconds to turn the backlight on Repeat the button press to turn the backlight off CAUTION The HOLD function will enable when the backlight is turned on Press and release the HOLD button to turn HOLD off Automatic Power Off In order to conserve battery life the meter will automatically turn off after approximately 30 minutes To turn the meter on again change the position of the function switch Low battery indication When the icon appears in the display the battery should be replaced Refer to the battery replacement procedure in the maintenance section 8 MA435T EU EN V1 2 4 13
7. l appear in the display If the resistance is 150 ohms the tone will sound 6 MA435T EU EN V1 2 4 13 Capacitance Measurements WARNING To avoid electric shock discharge the capacitor before measuring 1 Rotate the function switch to the CAP capacitance position 2 Insert the black test lead banana plug into the negative COM jack Insert the red test lead banana plug into the positive CAP jack 3 Touch the black test probe tip to one side of the device Touch the red test probe tip to the other side of the device 4 Read the capacitance value in the display Type K Temperature Measurements Rotate the function switch to the F or C temperature position Insert the Temperature Probe into the input jacks Press the MODE button to select F or C Place the temperature probe tip s where needed Ov ed B Read the temperature on the display Note In case of an open input or a temperature overrange the meter will display OL 7 MA435T EU EN V1 2 4 13 Data Hold To freeze the LCD reading press the HOLD button The HOLD icon appears on the LCD Press the HOLD button again to return to normal operation Relative Press the REL button REL will appear in the display to zero the reading and create a reference point All future reading will be the difference between the actual reading and the stored REL reading In the REL mode autoranging is disabled and measurements are limited to the range activ
8. nse Operating Temperature Storage Temperature Operating Humidity Storage Humidity Operating Altitude Battery Auto power OFF Dimensions amp Weight Safety Approvals 30mm 1 18 approx 4 000 count LCD Threshold 150 Test current lt 0 5mA Test current of 0 3mA typical Open circuit voltage 1 5VDC typical Battery symbol is displayed OL displayed 2 readings per second nominal Type K thermocouple required 10MQ VDC and VAC 50 to 400Hz VAC True RMS 5 C to 40 C 41 F to 104 F 20 C to 60 C 4 F to 140 F Max 80 up to 31 C 87 F decreasing linearly to 50 at 40 C 104 F lt 80 2000meters 7000ft maximum 9V battery After approx 30 minutes 200x66x37mm 7 9x2 6x1 5 205g 7 230z For indoor use and in accordance with the requirements for double insulation to IEC1010 1 2001 EN61010 1 2001 Overvoltage Category IIl 600V Pollution Degree 2 CE Copyright 2013 FLIR Systems Inc All rights reserved including the right of reproduction in whole or in part in any form I SO 9001 Certified www extech com 11 MA435T EU EN V1 2 4 13
9. rotate the function switch to the 40A position to improve resolution 5 MA435T EU EN V1 2 4 13 ACIDC Voltage Frequency Duty Cycle Measurements CAUTION Do not measure voltages if a motor on the circuit is being switched ON or OFF Large voltage surges may occur that can damage the meter D Rotate the function switch to the V position Press the MODE button to select AC or DC Voltage Insert the black test lead banana plug into the negative COM jack Insert the red test lead banana plug into the positive V jack Touch the black test probe tip to the negative side of the circuit Touch the red test probe tip to the positive side of the circuit Read the voltage value in the display Press the Hz button to display Frequency Press the Hz button to display Duty Cycle Resistance Diode Continuity Measurements Note Remove power from the device under test before making resistance measurements 1 2 Set the function switch to the Q position Insert the black test lead banana plug into the negative COM jack Insert the red test lead banana plug into the positive Q jack Touch the black test probe tip to one side of the device Touch the red test probe tip to the other side of the device Read the resistance value in the display Press the MODE button to select the DIODE mode The Diode symbol will appear in the display Press the MODE button to select the Continuity mode The continuity symbol wil
10. s and the meter itself for any damage before operating the meter Repair or replace any damage before use Use great care when making measurements if the voltages are greater than 25VAC rms or 35VDC These voltages are considered a shock hazard Always discharge capacitors and remove power from the device under test before performing Diode Resistance or Continuity tests Voltage checks on electrical outlets can be difficult and misleading because of the uncertainty of connection to the recessed electrical contacts Other means should be used to ensure that the terminals are not live If the equipment is used in a manner not specified by the manufacturer the protection provided by the equipment may be impaired AC DC Amps 400A ACIDC Volts 600V DC AC Resistance Capacitance Frequency Diode 250V DC AC Test Continuity Temperature 3 MA435T EU EN V1 2 4 13 Description Meter Description 1 NCV sensor 2 Current clamp 3 Non contact AC voltage indicator light 4 Clamp trigger 5 Data Hold Back Light button 6 LCD display 7 MODE select button 8 COM input jack 9 Rotary Function switch 10 Relative button 11 Range button 12 Hz Hold button 13 V O CAP TEMP Hz jack 14 Battery Cover rear Display icons Description HOLD AUTO DC AC Data Hold Autoranging Direct Current Alternating Current Low battery Relative Volts Voltage Ohms Resistance Amperes Current Farad Capacitance
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