Amprobe AM-120 TRMS User Manual page 20

6) Specifications (Applicable to all protection versions or otherwise specified)
General Specifications
Display: 3-4/5 digits 5000 counts LCD display
Update Rate:
Digital Data 5 per second nominal;
52 Segments Bar-graph 60 per second nominal
AC Sensing: True RMS
Operating Temperature: 0°C to 45°C
Relative Humidity: Maximum relative humidity 80% for temperature up to 31°C
decreasing linearly to 50% relative humidity at 45°C
Storage Temperature: -20°C to 60°C, 80% R.H. (with battery removed)
Pollution degree: 2
Altitude: Operating below 2000m
Temperature Coefficient: nominal 0.15 x (specified accuracy)/ °C @(0°C -- 18°C or
28°C -- 45°C), or otherwise specified
Overload Protections:
AM-120TRMS & AM-130TRMS:
μA & mA :
A :
V :
mV, , & Others :
AM-150TRMS:
μA & mA :
A :
V, mV, , & Others : 1050Vrms / 1450Vpeak
Safety: The meter (all versions) is protected, against the users, by double insulation
per EN61010-1 and IEC61010-1 2nd Edition (2001) to CAT III 1000V & CAT IV 600V.
The meter (all versions) also meet CSA C22.2 No. 1010-1-92* to CAT III 1000V.
AM-120 & AM-130 Terminals (to COM) ratings:
V: Category III 1000 Volts AC & DC, and Category IV* 600 Volts AC & DC.
A / mAμA: Category III and Category IV* 500 Volts AC and 300 Volts DC.
AM-150 Terminals (to COM) ratings:
V / A / mAμA: Category III 1000 Volts AC & DC, and Category IV* 600 Volts AC & DC.
*Category IV safety standard (for DMMs) was first released in IEC61010-1 2nd Edition
in year 2001.
E.M.C.: Meets EN61326(1997, 1998/A1), EN61000-4-2(1995) and EN61000-4-3(1996).
Also meets former standards EN55011(1991) and EN50082-1(1997)
In an RF field of 3V/m:
0.63A/500V, IR 200kA, F fuse
12.5A/500V, IR 20kA, F fuse
1050Vrms, 1450Vpeak
600VDC/VAC rms
1A/1kV (or 0.44A/1kV), IR 10kA, F fuse
15A/1kV, IR 10kA (or 11A/1kV, IR 20kA), F fuse
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