09.01 1 NC/Drive Machine Data
1.12.1 SI NC machine data
D e s i g n a t i o n
MD
No.
Standard
value
Maximum input
value
Reference
system
Input
unit
4232* Minus cam position for safe
cams 1
-10 2147483 -- mm or degrees
4236* Minus cam position for safe
cams 2
-10 2147483 -- mm or degrees
4240* Minus cam position for safe
cams 3
-10 2147483 -- mm or degrees
4244* Minus cam position for safe
cams 4
-10 2147483 -- mm or degrees
4248* Tolerance for safe cams
100 10000 --
µ
m or
0.001 degrees
4252* Actual value comparision
tolerance (referencing)
10 1000 or
36000
--
µ
m or
0.001 degrees
4256* Actual value comparison
tolerance (cross-check)
100 10000 or
360000
--
µ
m or
0.001 degrees
4260* Tolerance time for SGE
switchover
500 10000 -- ms
4264* Delay time speed switchover
100 10000 -- ms
4268* Delay time pulse disable
100 10000 -- ms
4272* Time for testing pulse disable
100 10000 -- ms
4276* Transition time STOP C to safe
operational stop
100 10000 -- ms
4280* Transition time STOP D to safe
operational stop
100 10000 -- ms
4284* Transition time STOP E to safe
operational stop
100 10000 -- ms
4288* Creep speed
Pulse disable
0 100000 -- 0.01 mm/min or
0.01 rev/min
4292* Velocity limit nx for safe
operation (from SW 6)
2000 100000 -- 0.01 mm/min or
0.01 rev/min
4296* Tolerance actual velocity for
SBR (from SW 6)
30000 2 000000 -- 0.01 mm/min or
0.01 rev/min
4300* Tolerance 2-encoder drift/creep
600 100000 -- 0.01 mm/min or
0.01 rev/min
© Siemens AG 1992 All Rights Reserved 6FC5197- AA60
1–81
SINUMERIK 840C (IA)