Omega Engineering, Data Loggers, models:

OM-CP-PRTRANSIS-A2 OM-CP-PRTRANSIS-A2	Instruction Sheet
OM-CP-THERMOVAULTX Series	Instruction Sheet
OM-EL-USB-LITE	Instruction Sheet
OM-SQ2020 Series	User Manual
OMB-NETSCAN	User Manual
OMB-NETSCAN 1500	User Manual