Title: +038=360.000-OU045T_03-PCD2.m4160 PLS SBC - Hardware Manual.pdf
Saia-Burgess Controls Ltd.OverviewAddressing and cabling of series2.4AddressingThe address of a module is determined by its module position in the configuration (see section 3.4.5).PCD2 CPUs: The module addresses begin at base address 0 (zero) onSlot 0 (addresses 0 to 15) and go up in increments of 16 to address 127 on Slot 7, regerdless of the number of I/Os (16, 8 or 4).2PCD2.C2000 Determined by the module position in the configuration; also goes up and C1000:in increments of 16Extension cables connect the expansion housing at the right-hand end of a row with the first expansion housing at the left of the next row. The address of the first module in a second or third row equals the address of the last module in the previous row +16.Address 255 is reserved for the watchdog relay. Modules that use this address must not be installed in module position 16. For more details, please refer to the section on the "Hardware watchdog".