Response time when reporting the limit value violation via safe communication

The response times for the safe communication always relate to the safe protocol and not to the external interface of the safety option. All response times must be multiplied by the factor 1.002.

Calculation factor

Calculation specification response time

SOS

T_ENC_POS + 2 × T_Sys

SSx-r

T_ENC_VEL + 2 ×T_Sys

SLS with parameterized fault response:

  • STO

T_ENC_VEL + 2 × T_Sys

  • SS1-t

T_ENC_VEL + 2 × T_Sys + SSx-t delay t1 (8706.8)

  • SS2-t

T_ENC_VEL + T_Sys + SSx-t delay t1 (8706.8)

  • SS1-r

T_ENC_VEL + 2 × T_Sys + SSx‑r monitoring delay t2 (8706.9) + actual_speed (8700.79)/SSx‑r deceleration a (8706.10) + SSx‑r jerk time t3 If ramp monitoring = linear, then jerk time = 0 (8706.11)

  • SS2-r

T_ENC_VEL + T_Sys + SSx‑r delay t2 (8706.9) + actual_speed (8700.79)/SSx‑r deceleration a (8706.10) + SSx‑r jerk time t3If ramp monitoring = linear, then jerk time = 0(8706.11)

SSM

T_ENC_VEL + T_Sys

SSR with parameterized fault response:

  • STO

T_ENC_VEL + 2 × T_Sys

  • SS1-t

T_ENC_VEL + 2 × T_Sys + SSx-t delay t1 (8706.8)

  • SS2-t

T_ENC_VEL + T_Sys + SSx-t delay t1 (8706.8)

  • SS1-r

T_ENC_VEL + 2 × T_Sys + SSx‑r monitoring delay t2 (8706.9) + actual_speed (8700.79)/SSx‑r deceleration a (8706.10) + SSx‑r jerk time t3If ramp monitoring = linear, then jerk time = 0 (8706.11)

  • SS2-r

T_ENC_VEL + T_Sys + SSx‑r delay t2 (8706.9) + actual_speed (8700.79)/SSx‑r deceleration a (8706.10) + SSx‑r jerk time t3If ramp monitoring = linear, then jerk time = 0(8706.11)

  • F-PI

T_ENC_VEL + T_Sys

SDI

T_ENC_POS + 2 × T_Sys

SLI

T_ENC_VEL + 2 × T_Sys

SLA with parameterized fault response:

  • STO

T_ENC_ACC + 2 × T_Sys

  • SS1-t

T_ENC_ACC + 2 × T_Sys + SSx-t delay t1 (8706.8)

  • SS2-t

T_ENC_ACC_Combined + T_Sys + SSx‑t delay t1 (8706.8)

  • SS1-r

T_ENC_ACC + 2 × T_Sys + SSx‑r monitoring delay t2 (8706.9) + actual_speed (8700.79)/SSx‑r deceleration a (8706.10) + SSx‑r jerk time t3If ramp monitoring = linear, then jerk time = 0 (8706.11)

  • SS2-r

T_ENC_ACC + T_Sys + SSx‑r delay t2 (8706.9) + actual_speed (8700.79)/SSx‑r deceleration a (8706.10) + SSx‑r jerk time t3If ramp monitoring = linear, then jerk time = 0 (8706.11)

  • F-PI

T_ENC_ACC + T_Sys