
IV25101A_e.DOC / Feb-08
Page 8 / 25
3.
DIL switch settings
The DIL switch located on the top site of the unit provides customer-specific settings of desired
operation modes.
1 2 3 4 5 6 7 8
SSI Resolution:
3 OFF, 4 OFF : not valid
3 ON, 4 OFF : 25 Bit
3 OFF, 4 ON : 21 Bit
3 ON, 4 ON : 13 Bit
Set Default:
OFF:Unit loads default settings with every power-up cycle
ON : No loading of default settings upon power-up.
Analogue Update Mode
OFF:Update of analogue output in a fixed preset time pattern
ON: Update of analogue output after every SSI telegram
SSI- Test:
OFF: Normal LED operation, Teach function enabled
ON: Verifies correct status of clock and data lines, Teach function disabled
SSI Code
OFF: Gray Code
ON: Binary Code
SSI Mode:
OFF: Slave Mode
ON : Master Mode
Serial Port:
OFF : RS 232- Format
ON : RS 485- Format
The switch settings shown above are suitable for Master operation of a 25 bit SSI encoder with Gray
coded output. The analogue output operates with equidistant update time and the serial link is set to
RS232 communication.
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Changes of the switch settings will become active only after the
next power-up cycle!
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After setup and commissioning, please set DIL switch position 6
to ON. If set to OFF, any inadvertently touch of the „Teach“ button would
overwrite your previous scaling input!
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