This Optical Multimeter expands the Ando AQ2140 optical multimeter to support external units.
It can hold up to four channels for the Ando AQ2140 optical multimeter, including sensor units, OPM, or light source units.
A maximum of four expansion frames can be connected to the Ando AQ2140 control unit.
A single AQ2140 optical multimeter can be connected to up to four AQ2141 optical multimeter expansion frames, providing up to 16 external channels
Also be used as a multi-channel light sources by itself
It does not support ATT function or 1KHz or 2KHz chopped light
Number of units: upto. 4 channels
Number of channels: upto 16
Power supply: AC 100 to 240V 48 to 63Hz apprx. 60VA