A&D HR-250AZ Instruction Manual page 77

AX-USB-9P-EX USB converter
Adds a COM port to a PC.
Enables bi-directional communication between the PC and the
balance when a USB driver is installed.
Can use serial communication software such as WinCT on a PC
without COM ports.
AD-8920A Remote display
Connected to the balance using the RS-232C serial interface to
display the weight data away from the balance.
AD-8922A Remote controller
Connected to the balance using the RS-232C serial interface to
display the weight data and to remotely control the balance.
Analog output and comparator output available as an option to be
installed.
AD-8121B Printer
Compact dot-matrix printer
Statistical function, clock and calendar function, interval
print function, graphic print function, dump print mode
5 x 7 dots, 16 characters per line
Print paper (AX-PP143, 45 (W) x 50 (L) mm, ø65 mm)
AC adapter or alkaline battery.
75