Getting Started
4.8 MSS function test
Modular Safety System 3RK3
System Manual, 10/2008, 926 2530-02 DS 02
39
4.8 MSS function test
Download to 3RK3 Basic central unit
Step Action Result
1 Switch on the power supply. The safety relay executes a self-test.
2 Choose "Edit" > "Check consistency". If no message is displayed in the output window, the
test was successful.
3 Choose "Target system" > "Load to switching device"
and confirm the memory dialog with "Yes".
The "Save switching device as" dialog box opens.
4 Save the project. The "Load to switching device" dialog box opens.
5 Set the interface via which you have access to the
device (e.g. COM1) and confirm with "OK".
The configuration data is now downloaded. A
message is displayed on completion of the download.
6 Confirm with "OK". You are now online in configuring mode.
7 Choose "Target system" > "Test mode" and confirm
the message "Activate test mode" with "Yes".
The "Change password for test mode" dialog box
opens.
8 Assign a new password and confirm it. The default
password is 0000.
The MSS changes from configuring mode to test
mode.
Testing the functions
The MSS can be switched to "Test mode" for the purpose of carrying out the full function
test. Outputs of functions can be forced in this operating mode.
You can create printouts of the configuration to help you in the function test by choosing
"Target system" > "Prepare configuration test".
Step Action Result
1 Check whether the EMERGENCY STOP has been
unlocked and the protective field of the ESPE is free.
2 Press the Start button.
3 Press both buttons of the two-hand operator panel
simultaneously.
The contactors QA and QB pick up.
4 Press EMERGENCY STOP. If the two-hand operator panel is pressed again,
contactors QA and QB do not pick up.
5 Unlock the EMERGENCY STOP and press the Start
button.
The function "EMERGENCY STOP" is acknowledged.
6 Place a suitable object in the protection zone of the
ESPE.
If the two-hand operator panel is pressed again while
the light curtain is interrupted, contactors QA and QB
do not pick up.
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