Important Components - Siemens Cerberus CS1140 Manual

K5L020 Dual sector extinguishing p.c.b
38.3

Important components

1
LED5
R92
K1
LED4
2
LED2
R91
LED3
LED1
38.4 Adjust control line
160
Building Technologies
Fire Safety & Security Products
F1
F2
4
3
Legend:
1 LEDs
LED 5 green on
LED 1/2 red on
on
LED3/4 yellow
flashing
2 Potentiometer "R91/92": Calibration of short circuit monitoring of 'extinguish-
ing actuating element' control line
3 Plug-in terminal "K1": Relay collective fault signal
4 Fuse "F1" 2 A/T: control line 1
Fuse "F2" 2 A/T: control line 2
5 Use Z1K030: to adhere the terminal numbering
6 For use in the CS1140, the enclosed card holder can not be used.
Precondition
Valves are connected correctly. Valve pyrotechnic actuators must be switched all
in series (≥15 Ω)
Procedure
Turn the corresponding potentiometer R91 or R92 anti-clockwise until LED3 or
LED4 (yellow) lights up.
Turn the potentiometer back (clockwise) until the yellow LED is extinguished.
20
min.26mm
5 1
= normal operation
= 'extinguishing actuating element' control line activated
= short circuit on 'extinguishing actuating element' control line
open line or blown / missing fuse for 'extinguishing actuating
=
element' control line
6
001260_k_en_--.doc
02.2005