Operation
• MD48-50-2U and MD48-100-3U supports master-slave parallel mode. Each
MD48-50-2U and MD48-100-3U can be used as a master and others as slaves.
• In parallel operation, the dialer must be used to assign different addresses to
each module. The dialer is binary, please refer to the following table for settings.
No. Dial Switch Position No. Dial Switch Position No. Dial Switch Position
1#(Master) ON OFF OFF OFF 6# OFF ON ON OFF 11# ON ON OFF ON
2# OFF ON OFF OFF 7# ON ON ON OFF 12# OFF OFF ON ON
3# ON ON OFF OFF 8# OFF OFF OFF ON 13# ON OFF ON ON
4# OFF OFF ON OFF 9# ON OFF OFF ON 14# OFF ON ON ON
5# ON OFF ON OFF 10# OFF ON OFF ON 15# ON ON ON ON
14