Description of I/O extension modules
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ERR LED
The red ERR LED indicates the error status, e.g., if a corresponding input module has not
been found.
DO1 ... DO8
The yellow DO1 ... DO8 LEDs indicate the state of the digital outputs.
7.7.5 Setting the I/O MAP address
Use the thumbwheel to set the I/O MAP address. The extension module in the Radioline
wireless system is addressed using the I/O MAP address. Addresses 01 ... 99 (maximum)
can be assigned for the I/O extension modules in the entire wireless network.
Off No error
Flashing Wireless module in I/O data mode
– Missing input module
– No bus communication
Wireless module in PLC / Modbus/RTU mode
– No Modbus communication (safe state of outputs, depending on
DIP switch setting)
– Short circuit at one output or several outputs
On Critical internal error
DO1 ... DO4 Flashing Short circuit at one output or several outputs 1 ... 4
DO5 ... DO8 Flashing Short circuit at one output or several outputs 5 ... 8
Table 7-13 Setting the I/O MAP address for the RAD-DO8-IFS
Thumbwheel Description
01 ... 99 I/O MAP address
00 Delivery state
**, 1* ... 9* Setting not permitted
*1 ... *9 Interface system slave address, for use with other
interface system (IFS) master devices