EXXFIRE 750CNF - Page 23

version 4.7.2 – July 10th, 2022 Firmware version V2.1.7 and higher
EXXFIRE Installation and Service Manual 23
Table 6 Technical data
Length sampling tube (meter)
Insert diameter (milimeter)
0,5
3,5
1,0
4,0
1,5
4,0
2,5
5,0
Table 21 Length and sizes of inserts for sampling tubes
Relay cable length
100
100
100
Meters
MAB & DSW cable length
5
5
5
Meters
RS485 interface cable
length (system to system)
5
5
5
Meters
Temperature
-0 to 50
-0 to 50
-0 to 50
°C
Generators
1
2
3
pcs
Cable shield
On RS485 and
Relay****
On RS485 and
Relay****
On RS485 and
Relay****
Max thickness cable core
1.5
1.5
1.5
mm
2
Min thickness cable core
0.6
0.6
0.6
mm
2
Max voltage relay contact
28
28
28
Vdc
Number of cores for Relay,
MAB and DSW
2
2
2
#
Number of cores for
RS485 interface
3
3
3
#
Example Relay, MAB and
DSW cable
Keram JE-H(St)H Bd FE180 E30 Light 1x2x0.8
Example RS485 cable
Keram JE-H(St)H Bd FE180 E30 Light 2x2x0.8
Temperature sampling
airlfow
Same as
system
temperature
Same as
system
temperature
Same as
system
temperature
°C
* NFPA2001 Design concentration Class A = 40.3%
** Before and after deployment
*** System Enclosure / Generator housing
**** Relay shield need to be connected on the source