Acronyms And Abbreviations - PSC 2000781J MkII MLB Operating Procedure

2. Acronyms and Abbreviations

A (or Amps) – Ampere (SI unit of electric current)
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AR – As required
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Atm – Standard atmospheric pressure (unit of pressure)
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AWG – American wire gauge
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C – Celsius (unit of temperature)
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CG – Center of gravity
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Ch - Channel
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div – Division (scale on oscilloscope)
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Doc – Document (referring to a PSC internal document number)
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DOF – Degrees of freedom
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DMM – Digital multimeter
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ESD – Electrostatic discharge
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FLH – Flathead (type of screw head, conical shape)
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I – Current (measured in Amps)
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IAW – In accordance with
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in – Inch (unit of length)
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lb – Pound force (unit of force)
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LCT – Lightband Compression Tool
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LV – Launch vehicle
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MBA – Motor Bracket Assembly (a subassembly of the MLB)
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Mk II – Mark II, a model designation of the Motorized Lightband
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MLB – Motorized Lightband (used interchangeably with Lightband)
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mtr – Motor
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NTP – Normal temperature and pressure (20°C and 1 Atm)
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OD – Outer diameter
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Ohm (Ω) – SI unit of resistance
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PS – Power supply or power source
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PSC – Planetary Systems Corporation
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QA – Quality assurance
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R – Resistance (measured in Ohms)
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Rev – Revision
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s – Second (SI unit of time)
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SFF – Set-for-flight, a Lightband specific operation
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SHC – Socket head cap (type of screw head)
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SI – International System of Units
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SN – Serial number
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SV – Space vehicle
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TVAC – Thermal vacuum (an environmental test)
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typ. - Typically
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V – Volt (SI unit of electric voltage)
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V – Voltage direct current (measured in volts)
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DC
W – Watt (SI unit of power)
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PSC Proprietary 2000781J MkII MLB Operating Procedure Page 4 of 50