Multifunction Tester for Safety Tests and Power Analysis M73
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Catalog excerpts

Multifunction Tester for Safety Tests and Power Analysis M73 - 1

MultiTest 73 Portable Global Earth Resistance and RCD’s tests & TRMS integrated DMM

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Multifunction Tester for Safety Tests and Power Analysis M73 - 2

Portable meter for Electrical Installations Safety test function for TRMS measures of voltage and M73 is a portable meters designed to perform current ideal for troubleshooting operations both in Global Earth Resistance measurements and trip civil and industrial environments. out time test on AC RCD type according to VDE M73 have a large LCD display for easy readings, a and IEC common standards on typical urban modern and ergonomic external case, a innovative electrical installations. electronic function selector for easy to use and a M73 meter also include others features as phase...

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Multifunction Tester for Safety Tests and Power Analysis M73 - 3

M73 FEATURES AC RCD Tripping Time Measurement M73 Electronic function selector HT96U Optional clamp, for Leakage Current measurement Global Earth Resistance without RCD’s tripping Trip out time measure on AC Standard RCD’s Contact Voltage Phase conformity with 1 or 2 wires method AC TRMS Leakage current with optional clamp HT96U DC/AC TRMS Voltage AC TRMS Current with optional external clamp Resistance/Continuity test with buzzer HOLD MIN/MAX/AVG function Current /Voltage Peak function with response time 1ms Large visible and innovation electronic selector

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Multifunction Tester for Safety Tests and Power Analysis M73 - 4

Global Earth Resistance/RCD tripping time ■ Trip out time measure on AC Standard RCD's ■ Global Earth Resistance with 0.1 Ohm resolution ■ Global Earth Resistance without RCD's tripping ■ DC/AC TRMS Voltage ■ Automatic detection of AC/DC signals ■ AC TRMS Current with optional external clamp ■ AC TRMS Leakage current with optional clamp ■ Resistance/Continuity test with buzzer ■ Frequency with test leads ■ Frequency with optional clamp ■ Phase sequence with 1 or 2 wires method ■ Phase conformity with 1 or 2 wires method ■ Current /Voltage Peak function with response time Standard...

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Multifunction Tester for Safety Tests and Power Analysis M73 - 5

TECHNICAL SPECIFICATIONS GLOBAL EARTH /RDC’S TEST RCD Tipping time 1 Overload protection Nominal trip-out current: Phase-Earth voltage: Limit contact voltage: Global Earth Resistance without RDC’s tripping Resolution 1 Overload protection Phase-Earth voltage: Limit contact voltage: test current DMM FUNCTION DC VOLTAGE(Auto range) Range Overload protection Input impedance

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Multifunction Tester for Safety Tests and Power Analysis M73 - 6

Response time DC/AC CURRENT TRMS(with external clamp) factor Note: accuracy indicated don’t consider clamp accuracy. Please refer also to transducers clamp user’s manual. AC/DC CURRENT:MAX/MIN/AVG/PEAK(with external clamp) RESISTANCE AND CONTINUITY TEST Range Overload protection Continuity test FREQUENCY(with test leads) Overload protection Input voltage Overload protection Input voltage FREQUENCY(with external clamp) Resolution 0.1Hz

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Multifunction Tester for Safety Tests and Power Analysis M73 - 7

PHASE SEQUENCE/CONFORMITY(1 wire measurement) System type Frequency range Voltage range PHASE SEQUENCE/CONFORMITY(2 wires measurement) Phase Neutral System type Frequency range Voltage range NOTE: the two-wire measurement can be performed also phase to phase in plants without neutral, even with one phase to earth, but always with phase to phase voltage up to 550V

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Multifunction Tester for Safety Tests and Power Analysis M73 - 8

GENERAL SPECIFICATIONS Display update: Visible area: POWER SUPPLY: ELECTRICAL FEATURES: Sample frequency: MECHANICAL FEATURES: Weight (included batteries) WORKING ENVIRONMENTAL STANDATDS: Allowed relative humidity: < 70% RH TEST VERIFIES REFERENCE STANDARDS: Continuity test with 200mA: IEC61557^4 GENERAL REFERENCE STANDARDS Safety of measuring instruments: EN61010^ 1 Product type standard: This instrument complies with the European for CE marking Pollution degree: Overvoltage category:

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Multifunction Tester for Safety Tests and Power Analysis M73 - 9

BST Caltek Industrial Ltd. www,bstcaltek.com www.caltek.com.hk www.htcaltek. com www, finestcaltek. asia Flat G, 2/F., Block 4, Golden Dragon Industrial Centre, 182-190 Tai Lin Pai Road, Kwai Chung, NT., Hong Kong

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