DURAG D-LX 721 - Devices with Aluminium Housing (M5)

10 | Appendix: Technical data
94
D-LX 201/721
10.2 Devices with aluminium housing (M5)
Types
D-LX bbb ccc-dd/
M5
/ffff/ggg
Dimensions
Approx. 100 x 100 x
260 mm (incl. purge air
connection)
Approx. 100 x 100 x
180 mm (no purge air
connection)
Weight (without cables) Approx. 1.2 kg
ATEX labelling Only a few types offer explosion protection: for
more information on this, see section 3.7.1 ATEX
Markings [}22]
Ambient temperature
D-LX */M5/0000/*
D-LX */M5/8*Ex/*
−40 to +85 °C
see section 3.7 Explosion labelling [}22]
Humidity ≤ 95 % relative humidity, non-condensing
Mode Intermittent operation, continuous operation
Flame Failure Detection Time
(FFDT)
1 sec (2 sec, 3 sec and 5 sec on request) (5 sec
not available for types D-LX *** ***-H*,
D-LX *** ***-I* und D-LX *** ***-J*)
Electrical connection Cable 12 x 0.5 mm² (AWG 20) with complete
screening; for cable lengths see section 5.2.1
Connecting cable [}33]
Housing Aluminium, painted blue
Protection type (as per EN 60529) IP 66/68 (corresponds to NEMA 6)
IP 65 (corresponds to NEMA 4x) for /MP3 ver-
sion
Operating voltage 24 V ±20 %
Power consumption approx. 5 W
Protection F1= 0.5 A delayed action, MST 250
F2= 0.5 A delayed action, MST 250
Analogue output 0/4 ... 20 mA Load max. 750 Ω
Flame contact Normally open contact; active when flame ON
Operational readiness contact Normally open contact; active when no fault
(series connection with flame contact as a third
switch-off path possible)
Switching capacity of the relay con-
tacts
D-LX */M5/86Ex/*
All others with M5 housing
min: 10 mA 10 V
max: 0.35 A 24 V , with spark suppression
max: 0.5 A 24 V
, with spark suppression
Ranges 2 (A and B)
Range selection (B) 24 V ±20%, I ~ 6 mA
Table10.2: Specifications of the basic device