PR electronics 2255, User Manual, Page: 31 / 63

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1.0 FOu - Output frequency setting
1.1 F-.- - Setting of output frequency in kHz.
Entering.of.example.=.012.
Valid.selections.are.0...20.0.kHz.
1.2 -F.- - Setting of output frequency in Hz.
Entering.of.example.=.550.
Valid.selections.are.0...999.Hz..
1.3 —.F - Setting of output frequency in mHz.
Entering.of.example.=.500.
Valid.selections.are.0...999.mHz..
4.0 dOu - Output pulse length setting
4.1 Ont - Setting of output pulse length in s.
The.pulse.length.can.only.be.set.for.frequences.<.50.Hz,.and.an.interval.
of.minimum.10.ms.between.the.pulses.is.always.required..At.frequen-
cies.of.50.Hz.and.above,.the.pulses.have.a.50%.duty.cycle.
Entering.of.example.=.500.
Valid.selections.are.0.01...999.s.
5.0 aPP - application selection.
5.1 Fun - Function selection
On.function.change,.the.unit.resets.and.the.display.returns.to.default,.
menu.0.0
Entering.of.example.=.003
Possible.selections.are:
001.=.f/I.converter
002.=.f/f.converter
003.=.Frequency.generator..
5.2 EFS - access setting for fast frequency changing.
Access.to.fast.frequency.changing.is.determined.by.the.parameters.EFS.
-.Enable.Fast.setting,.or.dFS.-.Disable.Fast.setting.
Entering.of.example.=.EFS.
Possible.selections.are.EFS.or.dFS.
SETTING OF FREQuENCY GENERaTOR
The. following. describes. the. routing. diagram. menu. points. from. 0.0. to. 5.4. for.
setting.as.a.frequency.generator..When.the.function.is.selected.as.a.frequency.
generator,.the.analogue.output.is.disabled.
ExaMPLE:
Output.frequency................. 12550.5.Hz
Fast.change.of.frequency.... Possible
Displaying............................ in.kHz
First,. the. function. frequency. generator. must. be. chosen. in. submenu.
5.1..
0.0 Default - The output frequency in kHz, Hz or mHz is displayed.
The.display.returns.to.default.when.power.is.switched.ON,.or.if.no.keys.
are.pressed.for.a.period.of.2.minutes..Pressing.
3
.vil.indicate.the.present.
function,.i.a..FO1.
3
Fast setting - Shortcut key for changing output frequency
When. submenu. 5.2. has. been. selected. for. EFS. -. Enable. Fast. Setting.
-,. fast. frequency. changing. is. possible. with. the. Fast. Setting. function..
.
The. function. keys. in. this. menu. have. a. special. function:.
1
. counts. the.
frequency.up.and.
3
.counts.the.frequency.down.from.the.value.it.had.
when.activated..
2
.stores.the.value;.the.output.changes.to.the.frequency.
displayed.