Product specifications

Appendix A Hardware Units CI856 and TP856 – S100 I/O Interface
3BSE036351-510 A 305
CI856 and TP856 – S100 I/O Interface
Key Features
• Provides one S100 I/O port, (a 36 pin centerline
miniature ribbon connector located on the TP856
Baseplate).
• Simple DIN-rail mounting
• The CI856 handles I/O scanning and updating of
S100 I/O units located in up to five I/O racks. The
minimum cyclic scan/update interval is 0.2ms,
though this will depend on I/O type and number of
I/O points.
• Pre-set, two-letter Alpha code locking device
installed in unit base prevents mounting of
incompatible components.
• Supports Hot swap.
Description
The CI856/TP856 connects S100 I/O to AC 800M.The
TP856 Baseplate has one 36-pin centerline miniature
ribbon connector for connecting S100 I/O racks. The
baseplate has a code lock, see Table 4 on page 75, that
prevents installation of an incorrect type of unit onto the
TP856 Baseplate.
The CI856 expansion unit contains the CEX-Bus logic, S100 I/O-bus logics, CPU
and a DC/DC converter that supplies appropriate voltages from the +24 V supply,
via the CEX-Bus.