MRBP.425241.001 UM version 1.1 01.05.2022 FD 329/330-3-
1 «Vega»
4
3. Technical specifications
Housing material
- Aluminium
- Marine grade stainless
EX-marking
1 Ex d IIC T6…Т4 Gb Х; Ex tb IIIC T85°C
…135°C Db Х
Sign
Х, following the ex-marking, means that
while mounting a detector you should use a
cable gland and a plug, certified according
to TR CU and having a marking according to
certificate.
Protection
IP 66/IP68
FD
329/330-3-1
«VEGA»
overall
dimensions (with a mounting bracket)
not more than, mm
Ø266×166×99
FD 329/330-3-
1 «VEGA» weight (with a
mounting bracket) not more than, kg
- 3,5 (aluminium),
- 6,0 (stainless)
Cable gland type
M 20
Ambient temperature range
-60
… +125
C for temperature class
Т4
-60
… +90°C for temperature class Т5
-60
… +75
C for temperature class
Т6
Ambient temperature range according to
transportation conditions
-50
° C … +50°C
RH
Up to 95% (short-term exposure to 100%
humidity is allowed)
Supply voltage
Nominal: 24 VDC;
Range
: 18 …32 VDC
FD
329/330-3-
1
«VEGA»
power
consumption
Stand-by mode
– not more than 2 VA,
Alarm mode
– not more than 3 VA.
With heating on
– not more than 5,8 VA
FD 329/330-3-
1 «VEGA» viewing angle,
not less than
12
0°
FD 329/330-3-
1 «VEGA» responds
а) to radiation, generated by test sources
TP-5
и TP-6 according to GOST R 53325
Appendix A at a distance of at least 25 m
(detectors of the 1st class);
б) to radiation, created by test radiation
source.
Output signals
- analogue signal: 4..20 mA
- HART-interface
- digital signal in RS-485 standard with
Modbus RTU interface;
- actuation of relay contacts
«Fire» and
«Failure».
FD 329/330-3-
1 «VEGA» response time on
test flames TP-5 and TP-6 at a distance of
25 meters
not more than
5 s
Seismic resistance
FD 329/330-3-
1 «VEGA» are earthquake-
resistant up to 9 points according to MSK-64
at the installation level above the zero mark
up to 10 m in accordance with GOST
30546.1-98.
MTBF
Not less than 100000 h
Specified lifetime
15 years
