Units Of Measurement / Conversions - Snap-On Modis Ultra User Manual

Scope Multimeter

8.8.4 Units of Measurement / Conversions

Base Units
(Symbol) / Unit Prefix
Electrical Units
(Symbol) / Description
(R) or (Ω) Resistance
(Hz) Frequency
Voltage
(µV) microvolt
(mV) millivolt
(kV) kilovolt
Ohms
(mΩ) milliohm
(kΩ) kiloohm
(MΩ) megaohm
Amperes
(µA) microamps
(mA) milliamps
(ka) kiloamps
Frequency
(MHz) megahertz
(kHz) kilohertz
Pressure Units
(Symbol) / Description
(psi) pounds per square inch
(Mbar) Millibar
(Pa) pascal
(µ) micro
(m) milli
(c) centi
(k) kilo
(M) mega
(V) Voltage
(I) Current
(V) volt
(Ω) ohm
(A) amps
(bar)
Typical Expressions
-6
0.000001 or 10 or 1/1,000,000
-3
0.001 or 10 or 1/1,000
-2
0.01 or 10 or 1/100
3
10 or 1,000
6
10 or 1,000,000
Equivalents
V = I × R
I = V ÷ R
R = V ÷ I
ƒ(freq.) = 1 ÷ T(time) or 1 cycle per second
1 µV = 0.000001 V
1 mV = 0.001 V
1 V = 1000 mV
1kV = 1,000 Volts.
1 mΩ = 0.001 ohms
1 Ω = 1000 mΩ
1 kΩ = 1000 Ω
1 MΩ = 1,000,000 Ω
1 µA = 0.000001 amps
1 mA = 0.001 amps
1A = 1000 mA
1 ka = 1000 amps
1 MHz = 1,000,000 Hertz
1 kHz = 1000 Hertz
Equivalents
1 psi = 6894.757 Pa
1 psi = 0.06894757 bar
1 psi = 2.036021 inHg
1 bar = 14.50377 psi
1 bar = 100000 Pa
1 bar = 29.52999 inHg
1 Mbar = 0.001 bar
1 Pa = 0.0001450377 psi
1 Pa = 0.00001 bar
1 Pa = 0.0002952999 inHg
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General Reference