Siemens SINUMERIK 840DiE sl Manual page 59

01/2007
Digital inputs
Digital outputs
Differential
handwheels
TTL handwheels
Probe
© Siemens AG 2007 All Rights Reserved
SINUMERIK 840Di sl Manual (HBIsl) – 01/2007 Edition
Electrical data of the digital input interface:
S
Isolated from the board electronics
S
Common ground (MEXT)
Electrical data of the digital output interface:
S
Isolated from the board electronics
S
Common ground and with regard to the external power supply (M24EXT)
S
Rated current: 500 mA
Electrical data of the differential handwheel interface:
S
Connected to the board electronics
S
Signals used:
– MPGx_A
– MPGx_B
– MPGx_XA
– MPGx_XB
Electrical data of the TTL handwheel interface:
S
Connected to the board electronics
S
Signals used:
– MPGx_A
– MPGx_B
– M
Notice
The optional power supply of the handwheels (P5) is electronically protected
with 2A. The maximum continuous load is 1 A. Per handwheel 500 mA.
Electrical data of the probe interface:
S
Isolated both from one another and from all other voltage areas (board elec-
tronics, digital inputs/outputs and handwheels)
S
Signal delay active edge: 10 us
S
Signal delay inactive edge: 100 us
Note
The maximum cable length is 25 m for all functions.
2 Hardware Descriptions
2.3 MCI board extension slot variant
2-59