User`s guide
21-0381E v4.7.4 
Welcome Report Control Admin 
Sys Config  Tech-Ref 
185
The higher speed (38400) is recommended in all 
systems (especially with door and/or elevator 
controllers). Note: Trouble-free communications 
requires proper (shielded) cabling, and adherence to 
wiring guidelines covered in the Commissioning or 
Installation Guide for your system. 
- Siren Time: This is the duration for any siren 
activations for the entire system/panel. 
Pre-Alarm Warming: To allow a pre-alarm warning to 
occur, the siren time must be greater than 30 seconds. 
The Siren Feature
: This pertains to monitored sensors 
(input points), system/equipment conditions, and/or 
panic/emergency keys that have been set to trigger a 
siren condition—as signalled by a programmable 
output set to activate on a system or area "siren" 
condition.  
Related Topics:  
 Equipment Settings 
 (Pseudo / Internal Inputs) 
 Input Points—Monitored Sensors. 
Tip
: "Emergency keys" pertains to 1st 3 inputs on 
an LCD keypad. 
 Input Points—Pre-Defined Sensor Types 
 Input Points—Custom Point Types 
 Programmable Outputs 
 (Signalling & Device-Switching) 
- AC Synchronization: Frequency of AC source 
to sync with for panel time display accuracy. 
Note: With an unstable AC service, select "No 
Sync--AC Power Detection" (AC failure will be 
reported if the frequency drops below 12.5 Hz); 
- AC brown-out mode
 (xL Panels): This sets 
whether or not reduced AC voltage will cause an 
alarm or be transmitted; 
- AC reference voltage - V
 (xL Panels): This is 
the voltage level coming in on the AC mains to 
be considered a 'brown-out' (such as 100); 
- Battery size - Ah
 (xL Panels): This is the amp-
hour rating for the main panel's backup battery 
(such as 7.0). This must be set by (or confirmed 
with) an on-site technician; 
- Enable wall tamper
 (xL Panels): This sets 
whether or not the tamper switch on the back of 
the panel main board will be monitored. 
LCD Keypad Only 
- System Message: A greeting of up to 16 
characters to appear at LCD displays (alternates 
with the time, and alarm conditions). 
Also See: Configuration, Modules, Keypad , 
"Default Display Mode" 
 Expansion Modules 
I/O Mapping   (V4.4) 
- Panel on-board Inputs: The number of input 
points (zones/sensors) supported by the main 
panel itself. 
- Panel on-board Outputs: The number of 
programmable outputs (electronically-switched 
devices) supported by the main panel itself—
plus any VBUS and STU outputs. 
- Paging Output base: The number of the first 
programmable output to be reserved for use 
with the numeric paging feature supported by 
the main panel (i.e., the first one in the reserved 
range). 
- Paging Outputs: The total number of 
programmable output numbers to be reserved 
for use with the main panel's numeric paging 
feature (up to 16). 
Note: Numeric paging is not supported with UK/ACPO 
operation. 
- VBUS Output base: The number of the first 
programmable output to be reserved for use 
with the VBUS feature supported by the main 
panel (i.e., the first one in the reserved range). 
- VBUS Outputs: The total number of 
programmable output numbers to be reserved 
for use with the VBUS feature supported by the 
main panel (up to 32). 
VBUS: This pertains to communications between 
intelligent power supplies in a master/slave 
configuration. To be supported by xL panels. 
- Parallel STU Output base: The number of the 
first programmable output to be reserved for use 
with a parallel STU (i.e., the first one in the 
reserved range). 
- Parallel STU Outputs: The total number of 
programmable output numbers to be reserved 
for use with a parallel STU (up to 8). 
STU: This pertains to an internal (modular) interface 
to a subscriber terminal unit (such as REDCARE) 
which is used for reporting purposes. To be supported 
by xL panels set for UK/ACPO operation. 
Related: Configuration, Output Points 
 Programmable Outputs (Signalling & Device-
Switching) 
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