| Physical Characteristics M560
 | 
    | Dimenstions | 140 x 110 x 35 mm | 
    | Enclosure | Moulded ABS plastic (grey) | 
    | Physical Characteristics M561
 | 
    | Dimenstions | 4826 x 110 x 35 mm | 
    | Enclosure | Moulded ABS plastic (grey) in 19" rack mount 1RU | 
    | Physical Characteristics M562
 | 
    | Dimenstions | 286 x 32 x 25 mm | 
    | Enclosure | Open in NBX Chassis Bracket | 
    | Power | 
    | Source | via parasitic from handshake lines on NBX and PC interface | 
    | Consumption | Nominally 1.2mA @5V/DC | 
    | I/O Ports | 
    | UPS | DB9 plug | 
    | NBX | DB9 plug | 
    | PC | DB9 socket |