Siemens SINUMERIK 802S Start-Up page 33

Table 2-15
"1" signal, voltage range
"1" signal, current consumption
"0" signal, voltage range
Signal delay 0 ³ 1
Signal delay 1 ³ 0
NC-READY output
Readiness in the form of a relay contact (NO); must be integrated into the EMERGENCY
STOP circuit.
Table 2-16
DC switching voltage
Switching current
Switching power
L+
Machine control voltage
Fig. 2-5
The NCREADY contact will switch off
the control voltage in case of danger.
SINUMERIK 802S
6FC5 597–2AA00–0BP2 (01.02)
Electrical parameters of the digital inputs
Parameter
Electrical parameters of the NCREADY relay contact
Parameter
EMERGENCY STOP
X20.11
NCREADY
X20.12
Installing the Control System
2.3 Connecting the individual components
Value Unit
11...30 V
6...15 mA
-3...5 V
µs
15
µs
150
Remark
or input open
Max. Unit
50 V
1 A
30 VA
2-33