3. Configuration of Optional Modules
GEM80-500 Series Controller
GEM80-500 Technical Manual (T2025En)
(08/04)
Page 3-6
3.5
Using two 9713-4021 Basic I/O Interface Modules
3.5.1
I/O Access (Capacity and Addressing)
These modules allow access to 64 words of Basic I/O fixed at addresses A/B0 to 63.
Connection to the 9713-4021 Modules is by four 26 way ribbon headers; two per
module.
Figure 3-3 shows the Jumper Link setting required for this configuration and the
addresses covered by each ribbon.
For installation of the 9713-4021 Module see Section 6.
TP1
9713-4021 1st Module
Basic/Basic
1
2
3
2nd Module Indication
TP1
1
2
3
9713-4021 2nd Module
Basic/Basic
Basic 1
A/B 0 to 15
Basic 2
A/B 16 to 31
Basic 3
A/B 32 to 47
Basic 4
A/B 48 to 63
Jumper Link Positions
Figure 3-3
9713-4021 1st and 2nd Module Basic/Basic I/O Addressing and Linking
