SBC PCD2.M5 Series - Addressing

Hardware Manual for the PCD2.M5 Series│Document 26/856; Version EN 12│2014-07-24
Saia-Burgess Controls AG
Addressing and cabling of series
Overview
2-4
2
2.5 Addressing
Theaddressofamoduleisdeterminedbyitsmodulepositionintheconguration
(seesection3.4.5).
PCD2CPUs: Themoduleaddressesbeginatbaseaddress0(zero)on
 Slot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).
PCD2.C2000 Determinedbythemodulepositionintheconguration;alsogoesup
and C1000: in increments of 16
Extension cables connect the expansion housing at the right-hand end of a row with
therstexpansionhousingattheleftofthenextrow.Theaddressoftherst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".
Each additional PCD2.C2000/C1000 expansion housing provides space for 8/4 more
I/O modules. The connection to the next row is made via the 26-core extenstion cable
ortheconnector(seesection3.4.3).
Forcesarisingwithtoosmallcableradii(smallerthanthenaturalradius)may
damage the plug connection.
The extension cables must not be plugged in or removed with the controller
connected to the power supply.