Danfoss VLT Safety Option MCB 150, Operating Instructions Manual

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NOTICE
Any misuse of password may lead to severe safety
problems.
NOTICE
No password is required to access the commissioning
parameters of the safety option. The password is
required when the parameters must be downloaded to
the option via
Write to Drive .
The password must be of 8 characters and is case-
sensitive. Alphanumeric characters and symbols are valid
for password.
The safety option checks the parameter password entered.
Use the menu item
Change Password to change the safety
option parameter password. Change the safety option
password if there is any indication of manipulation.
6.1.3.1 Password Forgotten
NOTICE
Resetting the password resets all option parameters to
factory default.
Forgot the safety option parameter password?
•
Select [Reset] in [Administration]
•
Checkmark "Yes, I want to reset Safe Option
configuration in the drive"
•
Enter default password (12345678)
•
Click "Reset"
•
On the prompt that appears click "yes"
•
Change the safety option password
6.2 Reset and Status over Fieldbus
6.2.1 Reset of Safety Option and Pending
Safe Function
There are 2 different methods of performing a reset of the
safety option and pending safe function. The configuration
of
42-31 Reset Source is decisive for which method to use.
If 42-31 Reset Source is set to [0] Drive Reset , a reset
according to the selected control word profile is required.
NOTICE
The frequency converter specific alarms are also reset.
If 42-31 Reset Source is set to [1] Drive Safe Reset , [3] Safe
Option Reset must be configured in 8-14 Configurable
Control Word CTW .
NOTICE
The frequency converter specific alarms are not reset
and the control word profile is overwritten.
6.2.2 Retrieving Safety Option Status
A subset of the safety option status can be retrieved as
part of the status word. It's behaviour changes based on
the selected control word profile.
Configure [91] Safe Opt. Reset. req, and [90] Safe Function
active in 8-13 Configurable Status Word STW to
•
Indicate that a reset of the safety option is
required
•
Indicate that a safe function is active
42-80 Safe Option Status indicates the actual status (active
safe function, any requests and error number) of the safety
option and is accessible as read only parameter from any
interface or configurable as read process data for a specific
fieldbus.
CAUTION
Only active safe function is set in Safety Option Status.
Bit Description
0 Normal_up
1 PUST
2 STO active
3 SS1-a active
4 SS1-b active
5 SLS-a active
6 SLS-b active
7 Reserved for further SF
8 Reserved for further SF
9 Reserved for further SF
10 Reserved for further SF
11 Int_fail
12 Reset required
13 Pending fail safe state
14 Ext_fail
15 Safe function pending
16 General reset
17 Customisation_confirmed
18 Customisation_aborted
19 Customisation_requested
20 Suspension of speed monitoring
21 PUST warning
22 DI_1_offline_warning
23 DI_2_offline_warning
24 Error code
25 Error code
General Parameter Set-up Operating Instructions
MG34W302 Danfoss A/S © Rev. 2014-02-11 All rights reserved. 37
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