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Micromod MOD: 30ML and Modcell Maintenance for 2001N, 2002N, and 1800R User Manual

Page 69

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MOD30ML and Modcell Maintenance Manual

COMMUNICATIONS

Message

Probable Cause

Action

Operator missing or improperly
used

An operator entered in an
expression is wrong or missing:
1. Error occurs during a compile

activity.

2. Error occurs during an import

of a corrupt database.

1. Enter a valid operator.
2. Obtain a valid database.

Out of range

A specified value is out of range.
e.g., W EX1,I3 70000 C
(70000 is out of range for a count
data type)

Correct the specified value and try
again.

Previous shutdown fault

A shutdown fault was detected
and has not been acknowledged.

Refer to Diagnosing Shutdown
faults, Section 6
.


Protection key not found

Software protection key not
installed in parallel port of
computer running Application
Builder Software.

Press any key to use application
builder in evaluation mode or
install protection key (see IB-
23H141, Section 2
).

Protection key not found

Protection key supplied with the
software has not been installed.

Connect the protection key to the
computer parallel connector and
try again.

Reading instrument version

Information only at start of the
download activity.

None

Response overrun, parity or
framing error

Note: The message Retrying

may appear in response to
these problems.

See below.
1. Momentary

communications

fault.

2. Parity mismatch between

instrument and
communications link.

3. Parity mismatch between

instrument and Extended
Modbus network.

4. Application Builder is being

run through a DOS shell in
Windows.


1. Try

again.

2. Check that parity configured in

Serial Port Setup menu, Figure
4, matches setting of parity
status switch in link.

3. Check that parity configured in

Serial Port Setup menu, Figure
4, matches parity configured in
MSC block.

4. Use a PIF file to run strategy

EXE in text, full screen,
exclusive mode. Memory
requirements are: 0 required
and 100 desired; set EMS
memory at 0,0 and XMS
memory at 0,100. Set
background priority at 50 and
foreground at 10000. Use high
memory area and emulate text
mode.

Retrying


1. Information only; a message

error was detected and the
program is trying to complete
the message successfully.

2. Response overrun, parity or

framing error

1. None if message is completed

successfully.

2. See causes and actions

above.

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