User and Installation Manual
ALPHA 16 - 248 GBR
Conventional Modular Fire Alarm
Control Panel
Document :
MUALPHA16248GB
Index
: A
Date
: 26/03/07
Page
: 41/49
CN1
Connector for the connection of the module to the panel (SPI bus) and/or to the following/previous modules.
CN2
Connector for the connection of the module to the panel (SPI bus) and/or to the following/previous modules
(it repeats CN1).
CN3 Not
used.
CN4 Not
used
F1
Detectors auxiliary power supply protection fuse (1AT).
Í
NOTE
Do not remove or insert connectors CN1or CN2 when the panel is in operation.
8-6-2 SETTINGS
AND
INDICATIONS
Dip switch S1:
dip 1
switch
position
on
OFF
to configure the module as local (default configuration).
Í
NOTE
For the setting acknowledge it is necessary to power off to the module for a few seconds
.
dip 2
Selection of the prealarm/alarm activation thresholds. The thresholds are defined in mA to 27V and refer to the
total consumption of the line (det balancing).
Switch
OFF
:
Prealarm min 12mA, max 18mA
Alarm min 21mA, max 60 mA
Switch
ON
:
Prealarm min 21mA, max 32mA
Alarm min 36mA, max 60 mA
Í
NOTE
:
If a line is not programmed in the panel for the control of the prealarm, the reaching of the relevant
threshold will directly activate the alarm.
Í
NOTE
:
The line consumption in standby state (balancing) must range between min. 4mA and max 8mA.
The module signals a fault if line current consumption is less than 3mA or if input voltage is less than
3V.
dip 3
not
used.
dip 4-8
Selection of the module address.
Set the address based on the value desired, making reference to the following table:
Dip4
Dip5
dip6
dip7
dip8
OFF OFF OFF OFF
ON
module number 1 : lines 1-8
OFF OFF OFF
ON
OFF module number 2 : lines 9-16
OFF OFF OFF
ON ON
module number 3 : lines 17-24
OFF OFF
ON
OFF OFF module number 4 : lines 25-32
OFF OFF
ON
OFF
ON
module number 5 : lines 33-40
OFF OFF
ON ON
OFF module number 6 : lines 41-48
OFF OFF
ON ON ON
module number 7 : lines 49-56
OFF
ON
OFF
OFF OFF module number 8 : lines 57-64
OFF
ON
OFF OFF
ON
module number 9 : lines 65-72
OFF
ON
OFF
ON
OFF module number 10 : lines 73-80
OFF
ON
OFF
ON ON
module number 11 : lines 81-88
OFF
ON ON
OFF OFF module number 12 : lines 89-96
OFF
ON ON
OFF
ON
module number 13 : lines 97-104
OFF
ON ON ON
OFF module number 14 : lines 105-112
OFF
ON ON ON ON
module number 15 : lines 113-120
ON
OFF
OFF
OFF OFF module number 16 : lines 121-128
ON
OFF OFF OFF
ON
module number 17 : lines 129-136
ON
OFF OFF
ON
OFF module number 18 : lines 137-144
ON
OFF OFF
ON ON
module number 19 : lines 145-152
ON
OFF
ON
OFF OFF module number 20 : lines 153-160
ON
OFF
ON
OFF
ON
module number 21 : lines 161-168
ON
OFF
ON ON
OFF module number 22 : lines 169-176
