4101-2 Controller Installation Handbook
2-6
The five other module slots can all take application modules
according to the needs of the installation:
Reader modules handling two readers (with PINpads if required) can
be fitted in any of the top four module slots. There are currently two
types of reader module:
• 4322 Cotag Reader module
• 4422 Swipe Card Reader module
Input/Output modules can be fitted in any of the top five slots. There
is currently one type of I/O module:
• 4253 Input/Output module 16/8 (provides 16 inputs and 8
outputs)
Up to two Communications modules can be fitted in any of the top
five slots. These are used to manage the controller communications -
see later for different configurations. There are currently three types
of Comms module:
• 4230 Communications module (the first Comms module in
systems with 17 to 64 Access Points)
• 4232 Communications module (for general use anywhere in
the system, and the first Comms module in systems with 1 to
16 Access Points)
• 4235 Communications module (the first Comms module in
systems with more than 64 Access Points)
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