
8
Configuration of the Relays
3.2.3 Dip Switch DSW1-5 (FR-320 only)
Used to enable added support for hazard zone message for the FR-320. This option is
enabled by putting DSW1-5 to the “ON” position.When this option is enabled, relay 1 to 6 will
show the status for Hazard Area 1 and Hazard Area 2 as shown in the table below.
3.2.4 Dip Switch DSW1-6
Always set to OFF.
3.2.5 Dip Switch DSW1-7 (FX-350/351 and FX-3500/3500RCU only)
Used to enable 16 bit checksum for supporting the FX-350/351 and FX-3500/3500RCU
panels. This option is enabled by putting DSW1-7 switch to the “ON” position.
3.2.6 Dip Switch DSW1-8
Always set to OFF.
4.0 Configuration of the Relays
The twelve Relays may be configured to operate alone or in combination with other relays on
the board. This configuration is accomplished by jumper selection on the Smart Relay module.
The following illustration explains how the relays are configured.
Figure 3 Relay Configuration
Table 4 Enabled FR-320 Hazard Area Status Description
Hazard Area 1 Hazard Area 2
RLY1 RLY2 RLY3 RLY4 RLY5 RLY6
Alert Alarm Release Alert Alarm Release
NO / NC C
RELAY 1
NO / NC C
RELAY 6
LED (G RE E N)
NO NC
RELAY
NC/NO CONNECTION
NC: terminal provides normally closed contacts
NO: terminal provides normally open contacts
Default: jumper is installed on normally open (NO)
Note: if the jumper is not installed on any selection,
then the relay is not connected to the terminals
Z1
SUPV/ALARM SELECTION
S: Relay turns on when common
supervisory is active
A: Relay turns on when common
alarm is active
Default: Jumper is NOT installed,
connected on center pin only
1&2
SA
LOGICAL OR WITH ADJACENT ZONE
jumper installed: this relay 1 works in
conjunction with relay 2
jumper removed: relay 1 does not
operate with the adjacent relay 2
chaining example: if jumper is installed
on 1&2 and 2&3 then all the three relays
will be on if any one of relays 1,2 or 3 is
active
Default: No jumper installed, connected
on one pin only
ZONE JUMPER
installed: turns on relay when the zone
(1) is active
removed: does not turn on the relay when
zone (1) i s active
Default: Jumper is installed
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