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384 Configuration
1. SLS request is activated (
= DI X113:2 & X114:2). SLS
ramp monitoring is activated (SAR1). Parameter
(=
1500 rpm) is used as a reference point in ramp time calculations. Deceleration
towards the SLS limit speed is started according to SAR1 parameters:
•
ramp time from Scaling speed to zero: 1000 ms (
= 1000 ms)
•
initial range for monitoring: 100 ms (
= 100
ms)
•
minimum allowed ramp time: 500 ms (
=
500 ms)
•
maximum allowed ramp time: 1000 ms (
= 1500 ms).
2. Modulation is lost. Motor starts to coast to a stop. SLS ramp monitoring is
disabled. Modoff delay time starts to run (
200 ms).
3. Modulation of the drive has not returned before the SLS ramp modoff delay time
has elapsed (
STO function. STO indication goes on (
= DO X113:7).
4.
delay starts when drive modulation is lost. If modulation does not return,
SLS indication goes on after
delay has elapsed.
When drive modulation is lost, last valid speed estimate is shown to FSO module until
modulation comes back or monitoring limit is reached. SAR1 monitoring is disabled
when modulation is lost during SLS deceleration ramp.
Example 2
: The figure below shows an example of the modoff situation with SLS
function with ramp monitoring when "Monitoring active" (parameter
) is
selected:
• Basic parametrization of the SLS function made according to chapter
.
• Monitoring active when drive modulation is lost (
Содержание FSO-21
Страница 1: ... OPTIONS FOR ABB DRIVES FSO 21 safety functions module User s manual ...
Страница 4: ......
Страница 16: ...16 Safety instructions ...
Страница 34: ...34 Safety information and considerations ...
Страница 52: ...52 Overview ...
Страница 236: ...236 PROFIsafe ...
Страница 265: ...PROFIsafe 265 2 Select your CPU from the list 3 Install the FENA 21 GSDML file ...
Страница 275: ...PROFIsafe 275 20 In ABB_Drive FB add blocks DPRD_DAT and DPWR_DAT 21 Insert values to blocks ...
Страница 282: ...282 PROFIsafe 5 To read the diagnostic messages select the I O Device Diagnostics tab ...
Страница 286: ...286 PROFIsafe ...
Страница 304: ...304 Installation ...
Страница 400: ...400 Configuration ...
Страница 488: ...488 Verification and validation ...
Страница 506: ...506 Fault tracing ...
Страница 514: ...514 Maintenance ...
Страница 536: ...536 Technical data ...
Страница 538: ...538 Dimension drawings 3AXD50000018513 ...