Measurement Computing ScanServer rev.2.0 - Manual (Page 4)

2 Introduction 10-11-00 ScanServer User's Guide
About ScanServer
ScanServer is a Microsoft Windows (95/98 & NT) application that acts as a DDE Server
and/or OPC (OLE for Process Control) to allow other Windows applications to access
measurement data from TempScan, MultiScan, NetScan and ChartScan instruments.
ScanServer supports all Windows DDE and OPC Client applications, including
Wonderware’s InTouch, Rockwell Software’s RSView, Microsoft’s Excel, and
Visual Basic.
Features
• Supports RS-232/422, IEEE 488, and Ethernet 10BASE-T (TCP/IP)
•
Supports "Advanced DDE" and "Fast DDE" formats, standard XL Table, and
CF_TEXT.
•
Supports OPC Data Access Standard Release 1.0A.
•
Supports strings and numerics in single channel and multichannel arrays.
•
Provides DDE monitoring and diagnostic services.
•
Supports measurement rates up to ten times a second.
•
Supports unlimited modules over any number of communication ports.
System Requirements (Minimum)
•
IBM®-compatible 486.
•
Windows 95/98,or Windows NT 4.0.
•
8 MB (megabytes) of RAM (12 MB is recommended).
•
2 MB of hard disk space.
•
RS232/RS422, IEEE 488, or Ethernet 10BASE-T (TCP/IP)
Specifications
Maximum Nodes Unlimited.
Communication
Interface
RS232/RS422, IEEE 488, and Ethernet 10BASE-T (TCP/IP)
Poll Rates Foreground Polls: User-set from 0.1 to 100 s; default: 1 s.
Background Polls: User-set from 1 s to 1000 s; default: 10 s.
Time-outs: User-set from 2 sec to 10 s; default: 2 s.
Automatic Retries: User-set from 1 to 10; default:2.