| Mechanical | 
    | Dimensions (PCB) | 
    90 x 80 x 25 mm | 
    | Enclosures | 
    1) Plastic 2) 19' Rackmount | 
    | Electrical | 
    | Voltage Input | 
    9 - 12 VDC | 
    | Current Input | 
    200 mA (peak) | 
    | Inputs | 
    | Channels | 
    4 | 
    | Sensors/Channel | 
    8 | 
    | Sensor Types | 
    End of chain type (Only 1 per Channel) | 
    | Daisy chain type | 
    | Outputs | 
    | Interface | 
    RS 232 D9 Connector (DCE) (As per UMD 
      TS-102) | 
    | Protocol | 
    ASCII @ 9600,8,n,1 (Configurable) | 
    | Visual | 
    Green LED - Sensor/s connected Red LED - channel active |