REFERENCE CONDITIONS
Ambient Temperature: 73°F (23°C) ± 4°F (2°C)
Relative Humidity: 45 to 55%
Measurement Magnitude Frequency: 60Hz
(voltage measurements)
Line Voltage Waveform: Sine, deviation between effective and rectified value ± 1%
Battery Voltage: 9V
Operating Position: Horizontal

ELECTROMAGNETIC COMPATIBILITY EMC
Interference Emission: EN 50081-1: 1992
Interference Immunity: EN 50082-1: 1992

ELECTRICAL SAFETY
Designed to IEC 1010-1
Protection Class: II
Test Voltage: ±8.5 Kv
Overvoltage Classification: II
Pollution Degree: 2
Protection: IP 52

AMBIENT CONDITIONS
Operating Temp. Range: 32°F (0°C) to 104°F (40°C)
Storage Temp. Range: -4°F (-20°C) to 140°F (60°C)
(without batteries)
Relative Humidity: max. 75%, condensation must be avoided
Batteries: 6 ea. 1.5V “D” size batteries
Working Range: 6 to 10V
Battery Service Life: 100 hours for no-load and intermittent operation, 7500 measurements for test voltage of 1000V with measure resistance of 1 M Ohms, 15,000 measurements for test voltage of 500V with measure resistance of 500K Ohms, measurement of 5sec.- pause 25sec.

MECHANICAL DESIGN
Dimensions: W 11.41” (290mm) x D 9.8” (250mm) x H 5.5” (140mm)
Weight: Approx.. 7.5 lbs. (with batteries)