10 LCD2-80 Instruction Manual — P/N 53242:B5 07/26/2019
Product Overview Switches and Indicators
3-5 ON ACS Mode:
Receive Only Mode - When switches 3-5 and 3-6 are set to ON, the LCD2-80 is in Receive Only ACS Mode. When
in Receive Only Mode, the LCD2-80 will not have control of the fire panel; it will only annunciate fire alarm control
panel events.
Receive-Transmit Mode - When switch 3-5 is OFF and switch 3-6 is ON, the LCD2-80 is in Receive-Transmit ACS
Mode. When in Receive-Transmit mode, the panel supervises the LCD2-80, fire alarm control panel events are
annunciated, and the LCD2-80 can control the fire panel to Acknowledge, Signal Silence, and Reset events.
OFF Terminal Mode: When the LCD2-80 is set to Terminal Mode (switch 3-6 is set to OFF), the last LCD2-80 on the EIA-
485 line should have switch 3-5 set to ON. All others on the EIA-485 line should be set to OFF.
3-6 ON Set ON for ACS Mode. Note: This setting must be made before power-up.
OFF Set OFF for Terminal Mode.
3-7 ON EIA-485 Termination:
ACS Mode: Set ON on last LCD2-80.
Terminal Mode: Set ON.
OFF ACS Mode: Set OFF on all but last LCD2-80.
Terminal Mode: Do not use. Always set to ON.
3-8 ON EIA-485 Termination:
ACS Mode: Set ON on last LCD2-80.
Terminal Mode: Set ON.
OFF ACS Mode: Set OFF on all but last LCD2-80.
Terminal Mode: Do not use. Always set to ON.
* For LCD2-80s purchased prior to February 1, 2013, cycle power after changing this switch setting.
DIP
Switch
#
Settin
g
Description
Table 1.3 SW3 DIP Settings
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