Lenze i750 - Terminal Data

Passive sensors - further examples
Emergency stop (STO) SS1c/SS1-t Emergency stop (SS1c/SS1-t)
X1
SIA
GS
SIB
"
S2
Reset
X1
SIA
GS
SIB
"
S2
S1
X3
DIx
QSP
delayed
undelayed
X1
SIA
GS
SIB
"
S2
X3
DIx
QSP
delayed
undelayed
Reset
S2 Safety switching device S1 Passive sensor
S2 Safety switching device with
delayed contacts
S2 Safety switching device with
delayed contacts
Terminal data
X1 Specicaon Unit min. typ. max.
SIA, SIB LOW signal V -3 0 +5
HIGH signal V +15 +24 +30
Switch-on me ms 10
Clear me ms 15 30
Input current mA 8 12
Input peak current mA 400
Input capacitance SIA
µF 5
Input capacitance SIB
Test pulse duraon ms 1
Test pulse interval ms 10
GS Reference potenal for SIA and SIB
Runme = St
art of rising edge at SIA, SIB unl internal HIGH signal is detected.
Switch-o me = Start of falling edge at SIA, SIB unl internal LOW signal is
detected.
Connecon descripon Basic Safety - STO
Connecon X1
Connecon type Pluggable
Max. Cable cr
oss-secon mm² 2.5
Max. Cable cross-secon AWG 14
Min. Cable cross-secon mm² 0.25
Min. Cable cross-secon AWG 24
Stripping length mm 12
Stripping length in 0.5
Required tool Screwdriver 0.6 x 3.5
Electrical ins
tallaon
Funconal safety
Basic Safety - STO
75