System Features - Siemens SINUMERIK 840 sl Manual

Description

2.2 System features

The safety-related accessories / spare parts are marked in Section "Accessories and spare
parts (Page 63)" with an *).
2.2 System features
Configuration
Operator controls:
● Mechanical short-stroke keys
● Operating mode and function keys:
– 50 keys with assigned LEDs, of which 17 freely assignable customer keys in the
– Direction keys for milling machines with rapid traverse override
● Spindle control with spindle override (rotary switch with 16 positions)
● Feed control with feed rate / rapid traverse override (rotary switch with 23 positions)
● Keyswitch (four positions and three different keys)
● Emergency stop button, two contact blocks (one NO contact + one NC contact each)
Interfaces:
● Two Ethernet interfaces (transmission rate: 10/100 Mbit/s; for IE and PN)
● 9 customer-specific inputs (e.g. for pushbuttons)
● Six customer-specific outputs
● Connection for two handwheels (Sub-D)
Velocity input and contour handwheel are only possible when connecting via the MCP PN
interface 6FC5303-0AF03-0AA0.
● Connection for one additional electronic override rotary switch
Note
Note that although you can install up to 9 switching elements, you can only connect up to 6
switching elements with LEDs with 6 custom-specific outputs.
14
standard assignment
(The key covers for the direction keys for turning machines are supplied, see Section
Front side (Page 27))
Machine control panel: MCP 398C
Manual, 07/2018, A5E43199783B AB