Table of Contents
Advertisement
VACON® NXP Advanced Safety Options
Operating Guide
Table 9: Example 3
State of the signals
SLS 1 Reached = 0
SSM Below Min Limit = 0
SLS 1 Reached = 0
SSM Below Min Limit = 1
or
SLS 1 Reached = 1
SSM Below Min Limit = 0
SLS 1 Reached = 1
SSM Below Min Limit = 1
EXAMPLE 4 (USING GROUP 2):
Selected signals: SLS 1 Reached, SSM Below Min Limit
Logical function: NAND
Table 10: Example 4
State of the signals
SLS 1 Reached = 0
SSM Below Min Limit = 0
SLS 1 Reached = 0
SSM Below Min Limit = 1
or
SLS 1 Reached = 1
SSM Below Min Limit = 0
SLS 1 Reached = 1
SSM Below Min Limit = 1
3.5.4 Option Board OPTBL
Use the Advanced safety option board OPTBL when no encoder is used to measure the speed of the motor shaft.
X3
Dout1 Dout2
1
3
5
2
4
6
Illustration 7: The Terminals X3 and X4 of the OPTBL Option Board
30 | Danfoss A/S © 2021.06
Result of the logical function
0 AND 0 -> false
0 AND 1 -> false
1 AND 1 -> true
Result of the logical function
0 NAND 0 -> true
0 NAND 1 -> true
1 NAND 1 -> false
7
9
8
10
X4
Din1
Din2
Din3 Din4
11
13
15
17
12
14
16
Overview of the System
State of the output
Inactive
Inactive
Active
State of the output
Active
Active
Inactive
18
AQ319736045637en-000101 / DPD01798
Advertisement
Chapters
Table of Contents
