E3H020 C-Bus Gateway
51
Siemens Building Technologies
007831_a_en_--.doc
Fire & Security Products
03.2004
13
E3H020 C-Bus Gateway
13.1 Overview
Connection C-Bus network <-> Building management system via V28 interface
(RS232) ISO1745 Protocol
Interface galvanically isolated
Ground fault monitoring, detected via master module B3Q700 (for application
details see chapter 6)
Lithium battery for RAM buffering
Card format 233 x 200mm
13.2 Application C-Bus ISO1745
Max. number of Gateways per C-Bus
15
Station type FG700A
✔
Download of FG configuration data necessary
✔
Processing capacity
see document 007836
–
Automatic data transfer of all
FC700A
to
FG700A
in the start-up phase
–
For
FG700A
→
CKQ007.60
(EPROM Set 2x 512Kx8Bit)
–
Install in the fire detection control unit FC700A
–
Integrated emergency operation circuit
Terminal blocks X1 and X2 (20 terminals each)
- mounted on module chassis
- for direct connection of the periphery
Card chassis
- mounted on module chassis
X2
X1
E3H020
13.3 Key
data
Operating voltage
9...30V
DC
Current consumption
Quiescent
max.
approx. 100mA
approx. 220mA
RAM 4x512Kx8Bit