Technical specifications
11.4 Mechanical
11.4
Mechanical
Transmitter
Stainless steel
housing
horn version
Aluminum horn,
with polypropyl-
ene lens antenna
version
PTFE flanged En-
capsulated
PTFE hygenic en-
capsulated
PVDF threaded
Enclosure
Weight (excluding extensions)
180
Process connec-
Flange
tion
Threaded
Wetted materials
Horn
Process connec-
Flange
tion
Wetted materials
Horn
Process connec-
Flange
tion
Wetted materials
Hygienic encapsulated antenna
(HEA) connection
Wetted materials
Thread sizes
Wetted materials
Construction
Conduit entry
Ingress protection
1.5" threaded connection with 1.5"
horn antenna
2" threaded connection with 2" horn
antenna
3" threaded connection with 3" horn
antenna
Aluminum horn, with polypropylene
lens antenna version with 3" flange
2" threaded PVDF antenna
2, 3, 4" (ASME B16.5 raised face 150 lb, 300
lb) DN50, DN80, DN100, DN150 (EN 1092-1
TYPE B1 raised face PN10/16, PN25/40), 50A,
80A, 100A (10K JIS B 2220 flat faced)
1.5" NPT (ASME B1.20.1), R (BSPT, EN
10226-1), G (BSPP, EN ISO 228-1), 2" NPT
(ASME B1.20.1), R (BSPT, EN 10226-1), G
(BSPP, EN ISO 228-1), 3" NPT (ASME B1.20.1),
R (BSPT, EN 10226-1), G (BSPP, EN ISO 228-1)
316L stainless steel with PTFE emitter op-
tional Alloy N06022/2.4602 (Hastelloy
or equivalent) with PTFE emitter, FKM or
FFKM seal
1.5" (40 mm), 2" (50 mm), 3" (80 mm), and
4" (100 mm) horn, optional 100 mm (4")
horn extension
Universal mount ANSI/DIN/JIS
3" (80 mm), 4" (100 mm), 6" (150 mm)
Polypropylene, FKM seal
3" (80 mm) polyester powder coated exterior
2, 3, 4, 6" (ASME 150 lb); DN50, DN80,
DN100, DN150 (PN10/16); 50A, 80A, 100A,
150A (JIS 10K)
TFM
1600 PTFE lens
TM
ISO 2852 (2, 3, 4")DIN 11851 (DN50, DN80,
DN100)DIN 11864-1/2/3 (DN50, DN80,
DN100)Tuchenhagen (Type F [50 mm] and
Type N [68 mm])316L /1.4404 or 316L
/1.4435 stainless steel
316L /1.4404 or 316L /1.4435 stainless steel
TFM
1600 PTFE lens
TM
EPDM or FKM available as accessories
2" NPT [(Taper), ASME B1.20.1], 2" [(BSPT),
EN 10226], 2" [(BSPP), EN ISO 228-1]
PVDF (Polyvinylidene fluoride)
aluminum, polyester powder-coated
2 x M20x1.5, or 2 x ½" NPT
Type 4X, Type 6, IP67, IP68
approximately 5.1kg (11.2 lb)
approximately 5.5 kg (12.1 lb)
approximately 7.0 kg (15.4 lb)
approximately 3.4 kg (7.5 lb)
approximately 3.3 kg (7.3 lb)
SITRANS LR250 with FOUNDATION FIELDBUS
Operating Instructions, 09/2021, A5E32221411-AH
C-22
®