Siemens 7MB2041, Руководство по эксплуатации, Страница: 95 / 152

Operation
5.4 Operating functions
OXYMAT 64
Operating Instructions, 06/2008, A5E00880383-03
93
5.4.6.11 Change codes (function 79)
79 Codes program. O
2
Code 1:111:
Code 2 222
Figure 5-58 Change codes
With this function, you replace the factory-set codes ("111" for level 1, "222" for level 2) by
your own.
If you enter the value "000" for a code, code blocking is canceled and you have immediate
access to the corresponding operation level.
5.4.6.12 Device test (function 80)
8O Analyzer test O
2
Keyboard
Relay- and Binarytest
Analog test
Figure 5-59 Testing the device
With this function, you can test the interfaces of the device.
Keyboard test
You can test all keys on the control panel by means of the keyboard test. The five softkeys
on the right edge can be used to make the associated item appear/disappear. If a number
key or the sign key is pressed, this is displayed in the bottom line of the display.
After pressing the [INFO] key, a message is displayed in plain text. The [MEAS] and [ESC]
keys retain their "jump back" function.