Siemens LMV5 Series Technical Instructions page 283

LMV Series
Selection menus in the AZL5
Activation of Modbus operation
Ensure the gateway mode is set to Modbus:
Operation > OptgModeSelect > Type of Gateway
Activation takes place via menu:
Operation > OptgModeSelect > GatewayBASon
Having made the selection, the menu item can be quit via ESC.The setting is retained until Operation >
OptgModeSelect > GatewayBASoff is selected via the AZL... menu.
When GatewayBASon is activated, plant operation and diagnostics via the AZL... are still possible.
Deactivation takes place via menu:
Operation > OptgModeSelect > GatewayBASoff
Slave address
Selection is made via menu:
Params & Display > AZL > Modbus > Address
According to Modicon specifications, addresses between 1...247 can be selected. The slave address is
filed in nonvolatile memory of the AZL...
Transmission parameters
Transmission rate The setting is made via menu:
Params & Display > AZL > Modbus > Baudrate.
There is a choice of 9600 bit/s or 19200 bit/s.
Parity Using the AZL... menu:
Params & Display > AZL > Modbus > Parity,
parity can be set to none, even or odd.
Timeout communication failure
When there is no Modbus communication, this timeout defines the period of time on completion of
which the AZL... changes automatically from Remote to Local.
The setting is made via menu Params & Display > AZL > Modbus > Timeout.
Local «-» Remote mode
This setting defines whether the AZL... shall work in Local or Remote mode.
Remote mode
Display of Remote Auto, Remote On, Remote Off mode. A change can only be made via Modbus.
SCC Inc. Page 13
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Technical Instructions
Document No. LV5-1000
Section 8