Black Box IC109A-R2 Specifications download pdf (Page 40)

4 – Server and Station Tasks for Universal Modbus

Troubleshooting Universal Modbus Configuration Errors

Common Problems

Error message/problem Explanation/solution

You see the error in the server log file:

Error code 0106 (Device

Timeout)

The server has not received a response from the

controller.

You see the error in the server log file:

Error code 8102 (MODBUS

error 2 - illegal data

address)

You either specified an illegal address, or an

illegal number of addresses.

You see the error in the Station Message

Zone when you try to change the OP

parameter:

CONTROL - Illegal mode for

control of parameter

The point is in AUTO mode, or its equivalents

(AUTO-LSP, CASC, AUTO-RSP). You must

change the mode of the point to MAN or its

equivalents (MAN-LSP, MAN-RSP).

You see the error in the Quick Builder

output file:

Address is outside hardware

cross reference table

You have upgraded your database from a

previous server version and the there is not

enough room to store the controller addresses.

To rectify the problem, follow these steps:

1. Make a backup of \server\data.

2. At the command prompt, type:

sysbld -preserve -full.

3. Answer Y to the first two queries.

4. When presented with the ability to change

all sorts of database values, press <Enter>

until you see the following message:

There are 8192 addresses

per rtu. Enter required

number of addresses

5. Change the number of addresses per rtu

(controller) to 32766.

6. Keep pressing <Enter> until the sysbld

command terminates.

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Black Box IC109A-R2 Specifications Page 40

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