Brooks Firetracker FT420, Technical Manual

Page: 40 / 78

Technical Manual
FT420
– Iss 2.4
40
3.6 Zone Inputs
3.6.1 Zone Input Specifications
Table 28 Zone Input Circuit Specifications
Item Description
Number of zones per CIE 4 - 20 zones
Maximum number of detectors per zone 0
– 40, including MCPs
Maximum number of detectors per CIE 0
– 800, including MCPs
Maximum number of detectors in alarm per zone Up to 2, including MCPs, heat or smoke detectors.
Maximum alarm current per zone 51mA
Typical Zone quiescent current 5mA
Typical zone input resistance in alarm condition per zone 560 Ohm
3.6.2 Compatible actuating devices
The compatible devices are listed on Table 29.
Table 29 Compatible Actuating Devices
Part No. Manufacturer Description
2324 Panasonic Conventional detector base
4350 Panasonic Conventional multi detector
12
4352 Panasonic Conventional photoelectric smoke detector
12
4452 Panasonic Conventional photoelectric smoke detector (new)
4375 Panasonic Heat detector fixed temperature 60
⁰
4376 Panasonic Heat detector fixed temperature 80
⁰
6295 Panasonic Conventional enclosed heat detector 60 degrees
6296 Panasonic Conventional enclosed heat detector 80 degrees
6297 Panasonic Conventional enclosed heat detector 100 degrees
6298 Panasonic Conventional enclosed heat detector 120 degrees
4318 Panasonic Conventional combination heat detector Type A/B
MRCSRR Cooper MCP
The alarm resistance of the Panasonic conventional detector is determined by the detector base
(560Ω)
3.6.3 Zone Input Connection
The typical wiring of zone input circuit is shown Figure 14.
Figure 14 Typical Zone Input Circuit
12
4350 and 4352 are obsoleted, 4352 is replaced by 4452.