psexec not getting output on powershell on remote PC -

readpower.ps1 contain following. , able output on output.csv locally.

$port= new-object system.io.ports.serialport com7,19200,none,8,one $port.open() $port.writeline("?p") $port.readline() $machinepower= $port.readline() $date = get-date $texttosend = "machinename,"+ $date +"," +$machinepower $texttosend | out-file output.csv -append -encoding ascii $port.close() 

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when run remotely, using

psexec \\remotepc -s -u username -p password powershell c:\readfamlaser\readpower.ps1 

no output on output.csv did miss out anything?