Brooks FireTracker FT2GAS, Руководство по эксплуатации и техническому обслуживанию

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FT2GAS
Gaseous Extinguishing System
Rev No. 1.3
17
2.5 CIE Inputs and Outputs
2.5.1 Fire Detection Zone Inputs
The zone specifications and the compatible devices are listed Table 8 below.
2.5.1.1 ZONE INPUT CIRCUIT SPECIFICATIONS
Table 8 Zone Input
Item Description
Number of zones in one CIE 2 zones
Number of detectors per zone 0 – 40, including Manual Call Points (MCPs) if any
Maximum number of detectors in alarm per
zone
Up to 2 detectors per zone, including MCPs, heat and/or
smoke detectors.
Zone current per zone 0 – 51mA
Typical Zone quiescent current per zone 5mA
Typical zone input resistance in alarm
conditions per zone
560 Ohm
The typical zone input circuit is shown in Figure 3 below
Figure 3 Zone Input Circuit
Each zone input circuit is fully supervised for open circuit and short circuit faults. The EOL resistor type
is 3K9, 1W, 1%, metal film.
2.5.1.2 ZONE INPUTS COMPATIBLE ACTUATING DEVICES
Table 9 Compatible devices
Part No. Description
4452 Conventional multi detector (recommended)
Note:
Only smoke detectors can be used in gaseous extinguishing systems.