Bosch FPA-5000 - Bypassing detectors

44 en | Product Description Modular Fire Panel
F.01U.028.089 | 5.4 | 2009.08 Product Information Bosch Sicherheitssysteme GmbH
Technical specifications
Labeling Connector
LSN loop LSN stub
AUX1 + / AUX1 - Auxiliary power supply Auxiliary power supply for stub 1
LSN a1- / LSN b1+ LSN a1- / LSN b1+ outgoing Stub 1 LSN a1- / Stub 1 LSN b1+
AUX2 + / AUX2 - Auxiliary power supply* Auxiliary power supply for stub 2
LSN a2- / LSN b2+ LSN a2- / LSN b2+ incoming Stub 2 LSN a2- / Stub 2 LSN b2+
* The auxiliary voltage may only be returned to AUX2 when isolators are used in the loop (ERT
system)! (Suitable isolators include YBO-R/SCI)
Operating and display elements 2 LEDs (1 x red, alarm/ 1 x yellow, fault)
1 button (LED test)
Input voltage +20 V DC to +30 V DC / +5 V DC ± 5%
Output voltage:
- LSN
- Auxiliary supply AUX
30 ± 0.85 V DC
28 ± 1.0 V DC
Maximum current consumption 4010 mA at 24 V DC
Nom. current consumption:
- Module
- LSN
- AUX
260 mA at 24 V DC
1.7 x current consumption of the LSN elements
1.2 x auxiliary supply AUX
Cable length Max. 3000 m (10,000 ft), depending on configuration
and cable type
Number of LSN elements Max. 127 classic LSN elements
Max. 254 LSN
improved
elements
LSN line current
- Standby
- Alarm
Max. 750 mA, depending on configuration and cable
type,
max. 1500 mA, depending on configuration and cable
type,
max. 300 mA when connecting classic LSN elements
Auxiliary supply AUX (28 V DC) Max. 500 mA for an LSN loop (ERT system) or 2 x max.
500 mA with 2 stubs
Dimensions (H x W x D) Approx. 127 x 190 x 60 mm (5.0 x 7.5 x 2.4 inches)
Weight Approx. 440 g (14 ounces)