List of Acronyms and Abbreviations/ISS

A

• A/L - Airlock
• AA - accelerometer assembly
• AAEF - aquatic animal experiment facility
• ACCU - audio central control unit
• ACE - atmosphere and consumable engineer
• ACFIT - assembly critical failures implementation team
• ACO - activation(assembly) & checkout officer
• ACS - attitude control subsystem
• ACT - actuator
• ACU - arm computer unit
• ACU - RS audio control unit
• ADA - analog to digital to analog
• AEU - animal equivalent unit
• AFR - anchor foot restraint
• ATU - audio terminal unit
• ATV - autonomous transfer vehicle

B

• BCA - battery charger assembly
• BCDU - battery charge/discharge unit
• BEE - basic end effector
• BIA - buss interface adapter
• BIT - build in test
• BITE - BIT equipment

D

• DLR - German Aerospace Agency

E

• ECU - electronics control unit
• EECOM - environmental engineer and consumables manager
• EEL - emergency egress light
• EOL - end of life
• ERA - european robotics arm
• ESA - European Space Agency
• ESA - external sampling adapter
• ETE - end to end (test)
• EVA - extravehicular activity
• EVR - extravehicular robotics

R

• RS - Russian side