Siemens SINUMERIK 840Di sl - Page 62

Hardware Descriptions
2.3 MCI board extension slot variation
Manual
62 Commissioning Manual, 05/2008, 6FC5397–4CP10–4BA0
Pin Description Type
1)
Function
3RZHUVXSSO\RIWKHGLJLWDORXWSXWV
;
3LQ1XPEHU
0&,%RDUG([WHQVLRQ
2SWRFRXSOHU
'ULYHUV
H[WSRZHUVXSSO\
9VWDELOL]HG
9
9



5HODLV
0
Digital inputs
Electrical data of the digital input interface:
● Isolated from the board electronics
● Common ground (GNDEXT)
Digital outputs
Electrical data of the digital output interface:
● Isolated from the board electronics
● Common ground and with regard to the external power supply (M24EXT)
● Rated current: 500 mA
Differential handwheels
Electrical data of the differential handwheel interface:
● Connected to the board electronics
● Signals used:
– MPGx_A
– MPGx_B
– MPGx_XA
– MPGx_XB