•Expander Modules

Up to seven Expander modules can be daisy

chained off the Base Converter module to in

crease the number of inputs of the total subsys

tem up to a maximum of 120.

The Base Converter module accepts any mix of

the two Expander module types.

A common user scaling factor applies to all in

puts on each Expander module, however each

Expander module may be individually scaled as required.

•Current Input Expander module – catalog number

IC697ALG440

The Current Expander module has 16 current

inputs each accepting up to Ç 20 mA.

•Voltage Input Expander module – catalog number

IC697ALG441

The Voltage Expander module has 16 differen

tial voltage inputs each accepting up to Ç 10V signals.