20
MAN3038-2
DISCOVERY PRODUCT GUIDE
Mode
Class
EN54-5
AS1603-1
Application
Temperature
Typical Max
Static Response Temperature °C
Min Typical Max
1
A1R
25
50
54
57
65
2
A2R
25
50
54
61
70
3
A2S
Type A&B
25
50
54
61
70
4
CR
Type C
55
80
84
90
100
5
CS
Type D
55
80
84
90
100
Table 6 – Heat Detector Response Modes
For air temperature in the range 15°C to 55°C, the analogue value for a detector in mode 1 will correspond
approximately to the air temperature.
10.2 Product Codes
Product Description
EN54-4
AS7240-7
AS1603-1
Discovery Heat Detector
58000-400AMP
4106-2007
201-0089 / 201-0090
(58000-430)
10.3 Technical Data:
Specifications are typical and given at 23°C and 50% relative humidity unless specified otherwise.
Detector Type:
Point type heat detector for fire detection and alarm systems for
buildings
Detection Principle:
Heat sensitive resistance
Supply Wiring:
Two wire monitored supply, polarity insensitive
Terminal Functions:
L1 and L2 supply in and out connections
+R remote indicator positive connection (internal 2.2K
Ω
resistance to positive)
-R remote indicator negative connection (internal 2.2K
Ω
resistance to positive)
Supply Voltage:
17 - 28V DC
Communication Protocol
Apollo Discovery 5-9V peak to peak
Quiescent Current:
400µA at 24V DC
Power-up Surge Current:
1mA
Maximum power up time:
10s
Alarm Current, LED on:
3.5mA
Remote output
characteristics:
Connects positive line through 4.5K
Ω
(5mA maximum)
Alarm level analogue
value:
55
Alarm Indicator:
2 Light Emitting Diodes (LEDs); illuminating red in alarm. Optional remote LED
Temperature Range:
Maximum operating – refer table above
Minimum operating (no condensing/icing) -40°C
Storage -40°C to +80°C
Operating Humidity:
0 to 90% relative humidity (no condensation)
Vibration, Impact &
Shock
To EN54-5: 2001
IP Rating:
54 in accordance with BSEN60529
Dimensions:
Detector: 100mm Dia x 42mm H, Detector in Base: 100mm Dia x 50mm H
Weights:
Detector 105g, Detector in Base:160g
Material:
Detector housing: White polycarbonate rated V-0 in accordance with UL 94.
Terminals: Nickel plated stainless steel