Sto Technical Specification; Inputs Specification - Parker AC890PX Product Manual

4-11
Safe Torque Off

STO Technical Specification

Inputs Specification

STO A Input and STO B Input comply with IEC61131-2. Note: inputs do not have hysteresis.
Recommended input voltage for low level:
Recommended input voltage for high level:
Typical input threshold voltage:
Absolute maximum input voltage:
Typical input current @ 24V
Indeterminate input range:
Fault detection time
3
A fault is defined in this context as Channel A and Channel B inputs being in opposite logic states
3
:
0V to +5V
+21.6V to +26.4V
+10.5V
-30V to +30V
9mA
+5V to +15V. Function is undefined.
2.3sec typical;
< 1.6sec will not generate a fault
> 3.0sec will generate a fault.
.
AC890PX AC Drive