Fig. 6: Back of WRU 220 reader
4.3 Optional
4.3.1 WTX 200 I/O board (optional)
extensions
Fig. 7: WTX 200 I/O board add-on module
The controller can be extended by up to 3 relay ports and 4 analogue input ports
using the WTC 200 I/O board. However, only 6 connections to the controller screw
terminals can be used (Fig. 8/2). These can be configured as input or output ports
as required using the corresponding jumper setting.
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