Automist Smartscan Hydra
®
DIOM Manual - version 3.01.0
Plumis Ltd Copyright © 2020. All Rights Reserved.
Page 17 of 116
S MA RT SC AN
®
On the table below we outline the minimum system enhancement required by occupancy type. We also
benchmark how equivalent robustness and resilience to a category 1, 2, 3 or 4 BS 9251 system can be
achieved using Automist.
Domestic Occupancy
Residential Occupancy
High Rise Occupancy
BS 9251 Category 1
2 or 3
4
Au
to
m
is
t s
ys
te
m
e
nh
an
ce
m
en
ts
Discharge
Duration
30 mins
30 mins
60 mins
System
Resilience
1. Fault signals indicate
an error: persistently
warbling sound and red
LED flashing
1. Fault signals indicate an
error: persistently warbling
sound and red LED flashing,
and
2. Controller visual checks in
line with alarm testing
frequency, and/or
3. Remote monitoring
1. Fault signals indicate an
error: persistently warbling
sound and red LED flashing,
and
2. Controller visual checks in
line with alarm testing
frequency, and/or
3. Remote monitoring
Detection
Resilience
1. Battery powered
alarms permitted as
monitored by system
fault signals
1. Battery powered alarms
permitted as monitored by
system fault signals, and
2. Controller visual checks in
line with alarm testing
frequency (see page 94)
1. Battery powered alarms
not permitted; mains
powered alarms with battery
backup only
Power
Robustness
/ Resilience
1. Independent circuit
1. Independent circuit, or
2. Independent circuit and
dual power supply, or
3. Independent circuit and
remote monitoring, or
4. Independent circuit and
battery backup
1. Independent circuit and
dual power supply, or
2. Independent circuit and
dual power supply with
remote monitoring, or
3. Independent circuit and
battery backup
4. Independent circuit and
battery backup with remote
monitoring
Water
Robustness
1. At least 8 lpm, 1.5 bar
mains supply, or
2. Install an 80 litre mains
boost tank to provide
supply
1. At least 8 lpm, 1.5 bar
mains supply, or
2. Install at least a 200 litre
mains boost tank to provide
supply (see page 34 – a large
tank size may be larger)
1. At least 8 lpm, 1.5 bar
mains supply, and
2. Install at least a 500 litre
mains boost tank (see page
36 – a large tank size may be
larger)
Sprayhead
Placement
Robustness
Preferred positions
1.
Preferred positions, and
2. Head clearance visual
checks in line with alarm
testing frequency (see page
94) - Consider focusing checks
with individuals identified in a
Person-Centred Fire Risk
Assessment (PCFRA) with
greater propensity to obstruct
the head
1. Preferred positions, and
2. Head clearance visual
checks in line with alarm
testing frequency (see page
94) - Consider focusing checks
with individuals identified in a
Person-Centred Fire Risk
Assessment (PCFRA) with
greater propensity to obstruct
the head