Siemens SIREC DS 7ND4120 Series, User Manual

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43-TV-25-20 GLO Issue 4 01/02 UK 9
A5E00117351-04
Main Features
Recorder Function Rationale
Ethernet comms
Access recorder data via an ethernet con-
nection
Password protection
Allows restricted access to recorder menus
at specific levels
Independent log rate on each pen. Each input has specific logging response.
Adjustable chart speeds.
Data view and collection optimised to the
process variables.
Independent logging criteria on each pen -
Sample, Average, Max/Min, Fuzzy.
Data collection optimised to the process
variable.
Programmable display of multicolour traces,
digital instantaneous values and bars with
250mSec display update.
Process window customised to application
and user preference.
Different pen colours for analog/waveforms. Maximise user visibility.
Visual indication of process maximums and
minimums on bargraph displays.
Prompt indication of process excursions.
Indication of alarm set-points and process
over/under range on the bargraphs.
Timely indication of critical process devia-
tions.
Programmable chart divisions.
Simulated “paper” background easily
changed.
Programmable pen names, engineering
units and tag descriptions (up to 20 charac-
ters).
Effective recorder and input identification.
Pen programmable maths expression. Process input manipulated at the recorder.
Event marking and recording system using
external switch inputs or keypad.
Specific event can be identified and
recorded.
Self diagnostics within the recorder. Distinct identification of unit failures.
Data replay in trend mode
Review of long term trends and data analy-
sis.
Language sensitive firmware Firmware available in 6 languages
Replay of historical and Realtime data
Stored and Realtime data can be graphed
in the software.
Realtime data transfer
Stored data can be analysed in the soft-
ware.
Comms Server
Manages the communication status of the
recorder