AEMC®Instruments Model 503

Clamp-on Meters [Cat 2117.22]

AEMC® Model 503 Clamp-On Meters
Characteristics:
  • Compact size – fits into your pocket
  • 400AAC current measurements
  • 600VAC volts measurements
  • Resistance measurements to 400Ω
  • Continuity with beeper below 35Ω
  • Hold function to “freeze” readings
  • Large easy-to-read 4000-count display
  • 42-segment bargraph
  • Includes test leads and a soft carrying pouch
Application:
  • Industrial, commercial, HVAC and residential troubleshooting
  • Power panel, junction box and battery bank monitoring
  • Electrical testing and troubleshooting on traditional and non-linear leads, such as adjustable speed drives and computers
Product Description:
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The Model 503, Clamp-on Meter, is a general-purpose professional Clamp-on. A strong mechanical case design, quality materials, full ranges and compliance to international safety and quality standards ensure a professional and reliable tool. The Model 503 is auto-ranging, and provides the user with AC Volts, DC Volts, AC Amperes, DC Amperes, resistance, and continuity.The large and complete 4000-count LCD features comprehensive user interface symbols such as a low battery indicator. It is equipped with a Data Hold function, which freezes the measurement. The Model 503 is compact for comfortable one-handed operation, and the hooked jaw design is easy to maneuver in crowded wiring and breaker panels. The jaw opening for the Model 503 is 1.1″ (28mm).
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Specifications:
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Average Sensing Model 503
AC AMPERES
Measurement Range 0.05 to 400A
Resolution 40A400A 0.01A0.1A
Accuracy 50 to 60Hz60 to 500Hz ±1.5% of Reading ± 10cts±2.5% of Reading ± 10cts
Overload Protection 600Arms
AC VOLTS (Auto-Ranging)
Measurement Range 0.5 to 600V
Resolution 400V600V 0.1V1V
Accuracy 50 to 60Hz60 to 500Hz ±0.8% of Reading ± 5cts±1.5% of Reading ± 5cts
Input Impedance 10MΩ
Overload Protection 600Vrms
DC AMPERES (Auto-Ranging)
Measurement Range 0.10 to 400A
Resolution 40A400A 0.01A0.1A
Accuracy ±2.5% of Reading ± 10cts
Overload Protection 600Arms
DC VOLTS (Auto-Ranging)
Measurement Range 0.2 to 600V
Resolution 400V600V 0.1V1V
Accuracy ±1% of Reading ± 2cts
Input Impedance
10MΩ
Overload Protection
600Vrms
RESISTANCE-OHMS (Ω)
Measurement Range 0.2 to 400Ω
Resolution 0.1Ω
Accuracy ±1% of Reading ± 2cts
Max Test Voltage
1.5VDC
Overload Protection
600Vrms
CONTINUITY
Beeper Activation <40Ω
Max. Test Voltage 1.5VDC
Overload Protection 600Vrm
General Specifications
Digital Display 3 3/4 digits LCD display, 4000-count (max. reading 3999)
Analog Display Fast 42-segment analog bargraph display
Symbol & Scale Range Automatic according to range and input signal
Polarity Displayed when negative signal applied to input
Overload Displayed when input signal exceeds range
Sample Rate 2 samples/sec for the digital display, 20 samples/sec for the analog bargraph
Power Source Two 1.5V AAA batteries
Auto-Off 30 minutes
Low Power Indication Displayed when the battery is below the required voltage
Jaw Opening Size Ø 1.1″ (28mm) – faciliates 500MCM cable
Dimension 7.60 x 1.97 x 1.1″ (193 x 50 x 28mm)
Weight 8.11 oz (230g) with batteries
ENVIRONMENTAL
Altitude 2167 ft (2000m) max.
Operating Temperature 32° to 104°F (0° to 40°C),<80% RH, non-condensing
Storage Temperature 14° to 140°F (-10° to 60°C),<70% RH, battery removed
Pollution Degree 2
SAFETY
Safety Rating EN 61010, 600V Cat. II, EN 61010, 300V Cat. III
Double Insulation Yes
CE Mark Yes
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