Light Curtain Control Of Sls - Danfoss Vacon OPTEA Operating Manual

VACON® NXP Advanced Safety Options
Operating Guide
Table 107: Configuration in the OPTBM: Used Safety Functions: SS1
Input/output parameters
Digital Output 2
Operation for Output 2
Group 7 for safe digital output 2
Stop switch
Process
control
(not safety-re-
lated
system)
Illustration 79: The SS1 Function with a Controlled Ramp Down from a Process Control System
If the execution of the ramp is safety critical, use safe speed measurement. This can be done, for example, by using an adequate
speed measurement combination on the Advanced safety option board.
If the execution of the ramp is not safety critical, it can be possible to use only one channel to indicate the SS1 Active to the
external system.

13.5 Light Curtain Control of SLS

This configuration uses the SQS-SS1 function for a controlled stop of the motor and the SLS function to monitor the speed of the
motor with the Advanced safety option board OPTBN. The SQS function is also used as a violation response of the SLS function. The
SLS function is controlled by a light curtain. No external safe reset or acknowledgment is required. The SLS acknowledgment mode
Danfoss A/S © 2021.06
Advanced safety
option board
X4-11 (DIN1A)
SS1
X4-12 (DIN1B)
X3-9 (+24V)
X3-7 (OUT2A)
X3-8 (OUT2B)
X3-3 (GND)
X3-4 (GND)
X3-1 (STO 1)
X3-2 (STO 2)
STO
SD2+
option board
SD1+
OPTAF
SD2-
SD1-
Drive
Frequency reference
Basic I/O
(OPTAx, OPTBx)
N O T I C E
N O T I C E
Value
Group 7
OR
SS1_Active
X5-1
Encoder input
connections
X5-8
STO
AQ319736045637en-000101 / DPD01798 | 177
Configuration Examples