Specifications

Minitrend
®
GR 4
Modbus Master/Slave
The recorder can communicate with up to 32 slave
devices on both RS485 and/or Ethernet at a maximum
poll rate of 1 second (slowest 1 hour), with each slave up
to 8 “transactions” can be performed where a transaction
can be retrieving 1 or more registers from a slave or
sending one or more Pens to a slave.
Remote Viewer
Extends the user interface of the recorder onto the
desktop PC. Providing remote viewing of the unit
launched from a web browser. Full remote control is
available as an option. Compatible with Microsoft™
Internet explorer 6 and higher.
Reports
Reports can be generated manually or on a periodical
basis using event system to show daily/weekly/monthly
totals, max mins, averages etc., the reports can be
printed direct from the recorder, e-mailed as attachments
or exported to external media. The reports will be in RTF
format for use in MS Word or other compatible word
processors.
Events/Counters
Certain conditions or operations can be set up and
logged according to the time and date of the occurrence.
Subsequently events can be reviewed in a list or
represented on a graph. Up to 16 User Counters are
available and can be used as a part of the Events
system. User Counters can be set up as a Cause or an
Effect of an Event. Preset Markers can be configured and
used when applying a Mark to the chart through the event
system, the alert system or manually.
Concurrent Batch Mode (option)
Batch enhances the management of data collected in
non-continuous process, known as batch processing,
used in thermal treatment, sterilisation, and food
processing and chemical reactions. In concurrent batch
mode each batch is associated with a group of pens, so
all pens within Group 1 will belong to the batch that is
controlled by Group 1. Batch features include Pause
chart when batch stopped, Batch Logging control, List
driven data fie lds, Automated batch counters, Event
driven batch control, Updated control and feedback,
Batch mode State and Count in scripts/embedded
variables.
AMS2750 Process Mode (option)
Provides on-line monitoring in the process recorder to
alert the user to potential AMS2750 non-compliance
issues. Monitors and alerts the user concerning - days
until next SAT, days until next TUS, days until next
control T/C change out and days until the recorder
requires calibration. The recorder also provides an
overview of T/C usage for all survey T/C’s providing a
colour coded for early warning screen (5 day expiration).
Provides on-line monitoring in the process recorder to
alert the user to potential AMS2750 non-compliance
issues. Monitors and alerts the user concerning - days
until next SAT, days until next TUS, days until next
control T/C change out and days until the recorder
requires calibration. The recorder also provides an
overview of T/C usage for all survey T/C’s providing a
colour coded for early warning screen (5 day expiration).