Contents COMPAX-M / -S21. Contents1. Contents ...................................................................................................22. Unit assignment: ....................................................................................73. Safety instructions .................................................................................83.1 General dangers ........................................................................................83.2 Safe working practices .............................................................................83.3 Special safety instructions.......................................................................83.4 Conditions of warranty .............................................................................94. COMPAX – CD...........................................................................................95. Switch-on status ...................................................................................105.1 Configuration when supplied.................................................................105.2 Commissioning .......................................................................................105.3 Equipment replacement..........................................................................126. Conditions for usage ...........................................................................137. Start-up manual ....................................................................................147.1 Overview: .................................................................................................147.1.1 Components required ....................................................................................... 147.1.2 Overview of unit technology ............................................................................ 157.2 COMPAX-M unit features........................................................................177.2.1 Connector and terminal assignment ............................................................... 177.2.2 COMPAX-M system network, NMD10 / NMD20 mains module...................... 187.2.3 COMPAX-M dimensions/installation ............................................................... 207.2.4 Connector assignment COMPAX-M ................................................................ 217.3 Mains module NMD10/NMD20 ................................................................227.3.1 Overview NMD ................................................................................................... 227.3.2 Dimensions / installation .................................................................................. 227.3.3 NMD connector assignment............................................................................. 237.3.4 Technical data / power features NMD.............................................................. 237.4 COMPAX 35XXS unit features................................................................267.4.1 Plug and connection assignment COMPAX 35XXM....................................... 267.4.2 Installation and dimensions of COMPAX 35XXM ........................................... 277.4.3 Wiring COMPAX 35XXM.................................................................................... 28