SERVICE
18
MAGNET POWER SUPPLY SYSTEM 8500
OFFSET adjustment.
The OFFSET adjustment can automatically be executed if the value lies between 0 and 255.
To activate the automatic OFFSET adjustment following steps must be performed:
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Select SW2 as above. “setting number15"
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Select the desired channel number “lever 1 to 5" on SW1
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Set lever 8 on SW1 to OFF and lever 7 to OFF (The SW1 LEDs will display the present Offset
value)
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Set the AD channel value (WA for “DA 0") to a value that gives a zero output.
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Press the Setup Button. A given “DA 0 0" or “WA 0” will now produce a zero output at the
DA channel. Due to the unipolar operation of the DACs only positive offset values can be
added.
-
To restore the Offset value to default factory setting (Zero), please set lever 7 to one before
pressing the Setup Button.
GAIN adjustment.
The GAIN adjustment can automatically adjust the scaling factor of the selected channel to only
nines. That is eg. 999999 for the WA command.
To auto adjust to a specific value, please use the “Esc”DASET command. (DAC setting in Amps)
To activate the automatic GAIN adjustment following steps must be performed:
-
Select SW2 as above. “setting number15"
-
Select the desired channel number “lever 1 to 5" on SW1
-
Set on SW1 lever 8 to ON and lever 7 to OFF.
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Set the output signal to 100% with the DA or the WA command
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Press the Setup Button.
-
To restore the Gain value to default factory setting , please set lever 7 to one before pressing
the Setup Button.
Ps.
For Bipolar DAC operations, the Gain adjustment can only be performed at +100%
DANFYSIK A/S - DK 2630 TAASTRUP - DENMARK.
DOC NO P80303Sk