Product guide

page
16
Operating voltage:
17–28V DC
Communication protocol:
Apollo Discovery 5
–
V
peak to peak
Quiescent current:
500µA average, 750µA
peak
Power-up surge current:
1mA
Maximum power-up time:
10s
Alarm current, LED
illuminated:
3.5mA
Remote output
characteristics:
Connects to positive line
through 4.5kΩ (5mA
maximum)
Sampling frequency:
1 per second
Clean air analogue value:
25±2
Alarm level analogue value:
55
Alarm indicator:
2 red Light Emitting Diodes
(LEDs);
Optional remote LED
Electro-magnetic
compatibility:
marked
Storage Temperature:
Continuous: +10˚C to +30˚C
Transient: –40˚C to +55˚C
Storage Pressure:
If air freighted this product
should be placed in a
pressurised hold
Operating Pressure:
Atmospheric ±10%
Operating Temperature:
Continuous: 0˚C to +50˚C
Transient: –20˚C to +50˚C
(no condensation/icing)
Operating Humidity:
Continuous: 15% to 90% RH
Transient: 0% to 99% RH
Cell Life:
maximum 7 Years
(assumes regular checks
are satisfactory)
Effect of temperature on
detector:
Less than 15% change in
sensitivity over rated range
Effect of wind:
None
Vibration, Impact and
Shock:
To EN54
–
7:2000
IP rating:
43
Dimensions:
100mm diameter
42mm height
50mm (height in base)
Weight:
Detector 105g
Detector in base 160g
Materials:
Housing: White
polycarbonate,
V
–
0 rated to
UL94
Terminals:Nickel plated
stainless steel
TECHNICAL DATA
Discovery Carbon
Monoxide Fire Detector
Specifications are typical
and apply at 24V, 23˚C
and 50% relative humidity
unless otherwise stated.
Detector Part no:
58000-300
Base Part no:
45681-210
Detector principle:
Ambient carbon monoxide
level
Type code:
Bits 2 1 0 4 3 7 6 5
0 1 1 0 1 0 0 1
Supply wiring:
Two-wire supply, polarity
sensitive
Terminal functions:
L2 positive supply in
and out connections
L1 negative supply in
and out connections
+R remote indicator
positive connection
(internal 2.2kΩ
resistance to positive)
–R remote indicator
negative connection
(internal 2.2kΩ
resistance to
negative)
obtain medical advice. All
traces of electrolyte should
be washed away with
copious amounts of clean
Mode Alarm Threshold Minimum time to Typical application
(ppm) alarm (seconds)
13060Sleeping with no ambient CO
24530General use fast response such as supplementary protection in atria
34560General use and sleeping risk with some low-level CO
(such as from light smoking or an unventilated gas fire)
46030General smoking area and supplementary detection of deep seated
fires such as laundry rooms
57530Supplementary use in kitchen or boiler room
Table 6 Relative performance of detectors in test fires
water. The cell should be
disposed of according to
local waste management
requirements and
environmental legislation.
It should not be burnt since
it may release toxic fumes.