Specifications
Technical data DBS728
8
40 | 56
Building Technologies
A6V10320094_m_en_--
Fire Safety
2017-10-31
8.2 Technical data DBS728
You will find information on approvals, CE marking, and the relevant EU directives
for this device (these devices) in the following document(s); see 'Applicable
documents' chapter:
Document A6V10277374
Detector line
Operating voltage
DC 12…33 V
Operating current:
Standby
Max. 250 A
Sound activated
3.6 mA (115 mW)
Light activated (luminous intensity low/high) 3.0/7.8 mA (65/130 mW)
Sound and light activated (luminous
intensity low/high)
5.6/10.6 mA (160/225 mW)
Quiescent current connection factor
1
Address connection factor
1
Separator connector factor
1
Protocol
C-NET
System compatibility
See 'List of compatibility'
Connection factor:
Sound activated
15
Light activated (luminous intensity low/high) 13/32
Sound and light activated (luminous
intensity low/high)
23/43
Line separator
Line voltage:
Nominal
DC 32 V (= V
nom
)
Minimum
DC 12 V (= V
min
)
Maximum
DC 33 V (= V
max
)
Voltage at which the line separator opens:
Minimum
DC 7.5 V (= V
SO min
)
Maximum
DC 10.5 V (= V
SO max
)
Permanent current when switches are closed
Max. 1.5 A (= I
C max
)
Switching current (e.g., in the event of a short-
circuit)
Max. 2 A (= I
S max
)
Leakage current when switches are open
Max. 1 mA (= I
L max
)
Serial impedance when switches are closed:
Point detector not used
0.4 (= Z
C max
)
Point detector used
2x 0.4
The line separator is closed via an actuation signal from the control
panel. Required line voltage: DC 12…33 V (normal range)
