Example code is for an older version of Meridian, newer code is available.
<!-- Copyright (c) 2019 ActivePDF, Inc. -->
<!-- ActivePDF Meridian 2010 -->
<!-- Example generated 06/26/19 -->
Dim strPath, intWait
strPath = Server.MapPath(".") & "\"
' Instantiate Object
Set oMER = Server.CreateObject("APMeridian.Object")
' Specify the IP address and Port to use to reach the Meridian Server
oMER.StartRemoteClient "192.168.1.100", 58585
' In order to know which print job belongs to which process you must
' specify the process and thread ID of the printing application
' being that the printing is happening within this script we can use
' -1 values which means the process and thread ID's of this script
oMER.SetProcessAndThread -1, -1
' Specify the remote path to the Meridian printer
' This printer must be added locally to the system that will be printing
oMER.ModelPrinter = "\\192.168.1.100\Meridian"
' Path and filename of the created PDF
oMER.OutputDirectory = strPath
oMER.NewDocumentName = "TestPrint.pdf"
' Prepare to start the printing process
' At this point send the print job to the printer, as this is a test
' we call the 'Test' method to send an internal print job
oMER.Test "Hello World"
' End the printing process
' Wait(seconds) for job to complete
intWait = oMER.Wait(30)
If intWait <> 0 Then
ErrorHandler "Wait", intWait
' Release Object
Set oMER = Nothing
' Process Complete
' Error Handling
Sub ErrorHandler(method, outputCode)
Response.Write("Error in " & method & ": " & outputCode)