OPTIONS
DW-M2D-AN 
Analog output: 0-20mA / 4-20mA / 0-10Vdc / 0-5Vdc (Except DW-MI and DW-IX).
DW-MI-AN 
Analog output: 0-20mA / 4-20mA, for DW-MI and DW-IX with option DW-24V.
DW-M2D-ENC 
Encoder Input (All models except DW-MI and DW-IX).
DW-PT-RS485 
Serial Channel 485. RS485 for DW-PT.
DW-MI-RS2 
2nd Serial Channel (RS232).
DW-XX-PS2 
PS2 Keyboard Entry.
DW-XX-RTC

Clock / Calendar. (All models except DW-XT and DW-CT, in which it comes as standard). Allows to assign date and time to printed tickets.
DW-24V 
24Vdc Power Supplyfor DW-MI, DW-M2D, DW-BG, DW-IX and DW-PA equipements
DW-XX-ETH 
Ethernet 10 / 100M Base-T Connection.
DW-XX-USB 
USB 2.0 Connection
DW-XX-WIFI 
WIFI Connection(WIRELESS).
DW-XX-RF 
RF Connection(WIRELESS).