February 2012 28 – 453
28 Connector designations and pin layouts
28.1 Important note
28.2 MC main computer
28.2.1 Designations and positions of connectors
Do not engage or disengage any connecting elements while the unit is under power!
See “Safety precautions” on page 2 – 15.
MC 6222: Main computer for installation in the operating panel
Positions of the connectors Connector Function
X29 Reserved
X26, X116 Ethernet data interface
X27 RS-232-C/V.24 data interface
X141, X142,
X143, X144
USB 2.0 interface (Type A)
X101 +24 V NC power supply
X500 HSCI output 1 (synchronized) to CC,
PL, MB (not with MC 6x5x)
X501 HSCI output 2, only to MB or PLB
6001(not with MC 6x5x)
X600 Reserved
X601 Reserved
X116 Reserved
X121 MC 6222: Profibus (option)
X125 SIK (System Identification Key)
X3 Connection for screen soft keys
Protective ground
X
X
X116
X125
X601
24V
0V
X29
X27
X142
X26
X500
X501
X600
X3
X141
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