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