Fire-Lite ACM-32AF Annunciator Modules - Manual (Page 32)

4. Installation Wiring the Expander Connections
32
ACM-16ATF/ACM-32AF Manual PN 51480:A0 02/02/01
Four Position Backbox (-4 Series) or Cabinet
ACM-16 Series/AEM-16ATF
If installing one ACM-16 Series annunciator with three AEM-16ATF
expanders on the same trim plate or dress panel, perform the following steps:
• Plug one end of an Expander Ribbon Cable into connector J2 on the
annunciator module.
Place the expander module in the second position.
Connect the ribbon cable from the annunciator module to connector J3
on the expander module.
• Connect one end of a ribbon cable to connector J2 on the first expander
module.
Place the second expander module in the third position.
Connect the other end of the expander ribbon from the first expander
module to Connector J3 on the second expander module.
• Connect one end of a ribbon cable to Connector J2 on the second
expander module.
Place the third expander module in the fourth position.
Connect the other end of the ribbon cable from the second expander
module to Connector J3 on the third expander module.
ACM-32AF/AEM-32AF
If installing a second set of ACM-32AF/AEM-32AF annunciator/expander
modules in the same dress panel or trim plate, repeat the following steps for
installation of positions three and four:
• Plug terminal blocks on circuit wiring in backbox to connectors on the
second annunciator set.
Note: A 120-ohm ELR must remain installed across the EIA-485 line at the
last annunciator on the circuit.
• Place the annunciator module in position three.
• Plug one end of an Expander Ribbon Cable into connector J2 on the
annunciator module.
• Place the expander module in the fourth position.
• Connect the ribbon cable from the annunciator module to connector J3
on the expander module.