Rockwell Automation 21G PowerFlex 750-Series AC Drives Reference Manual - Manual (Page 78)

78 Rockwell Automation Publication 750-RM001F-EN-P - February 2012
Chapter 7 Safe Limited Speed (SLS) Modes
Safe Limited Speed
Parameter List To configure the safety option for Safe Limited Speed monitoring, set these
parameters in addition to the Safe Stop parameters listed beginning on
page 69 .
Fil
e
Gr
oup
No. Display Name
Full Name
Description Values
Re
ad
-Write
Da
ta
T
yp
e
HOST GROUPS
Gene
ral
21 Safety Mode
Safety Mode
Defines the primary operating mode of the speed monitoring safety functions. Setting: 3 = “Lim Speed” RW 8-bit
Integer
Limit
ed S
peed
52 Lim Speed Input
Limited Speed Input
Configuration for Safe Limited Speed input (SLS_In).
“2NC” (1) – Dual-channel equivalent
“2NC 3s” (2) – Dual-channel equivalent 3 s
“1NC+1NO” (3) – Dual-channel complementary
“1NC+1NO 3s” (4) – Dual-channel complementary 3 s
“2 OSSD 3s” (5) – Dual-channel SS equivalent 3 s
“1NC” (6) – Single channel equivalent Default:
Options: 0 = “Not used” (2)
0 = “Not used”
1 = “2NC”
2 = “2NC 3s”
3 = “1NC+1NO”
4 = “1NC+1NO 3s”
5 = “2 OSSD 3s”
6 = “1NC”
RW 8-bit
Integer
53 LimSpd Mon Delay
Limited Speed Monitoring Delay
Defines the Safe Limited Speed Monitoring Delay between the SLS_In ON to OFF
transition and the initiation of the Safe Limited Speed (SLS) or Safe Maximum Speed
(SMS) monitoring. Units:
Default:
Min/Max: Secs
0
0 / 6553.5 RW 16-bit
Integer
55 Safe Speed Limit
Safe Speed Limit
Defines the speed limit that will be monitored in Safe Limited Speed (SLS) mode.
Units are based on rotary or linear configuration defined by P29 [Fbk 1 Units]. Units:
Default:
Min/Max:
RPM
mm/s
0
0 / 6553.5 RPM
0 / 6553.5 mm/s RW 16-bit
Integer
Gen
eral
73 SLS Out Mode
Defines whether the SLS_Out output is pulse-tested.
(1)
If pulse-testing is turned off for any output, the SIL, Category, and PL rating is reduced
for the entire safety system.
Default:
Options: 0 = “Pulse test”
0 = “Pulse test”
1 = “No pulse test” RW 8-bit
Integer
(1) If pulse-testing is turned off for any output, the SIL, Category, and PL rating is reduced for the entire safety system.
(2) You must configure this parameter with a non-zero value in this mode.