Gefran AR6 Data Sheet
AR6
Resistance thermometers for a wide range of industrial applications
Main features
• Transmitter 4...20mA
• Amplified output signal
• Temperature limits: - 40 ... + 300° C
• Tolerance: UNI 7937, IEC 751 standards:
± 0.15° C a 0° C for class A (1/2 DIN)
± 0.30° C a 0° C for class B (1 DIN)
± 0.10° C a 0° C for class 1/3 DIN
• Ceramic insulation of sensor, PT100 at 0° C
• Application versatility
MODELS
without fitting
AR6 A
AR6 B
with adjustable
AR6 C
with welded fitting
compression fitting
B
A
F
Li
Li
A
Le
F
Li
AR6 D
with welded fitting
under the head
A
F
Li
AR6 E
with female fitting and
welded ring
Le
F
Li
Ø
Ø Ø
Ø
Ø
ORDER CODE
R
CODE
Model
Without fitting
With adjustable compression fitting A B
With welded fitting
With welded fitting under the head
With female fitting and welded ring E *
(*) Available only with: 1/2” GAS thread only
Element + Nr. of Wires
Single 2 wires
Single 3 wires
Precision Class
PT100 class A (1/2 DIN)
PT100 class B (1 DIN)
PT100 class (1/3 DIN)
Connection Head
DIN B
DIN BUS
EEX d IIC 2GD
CEAA
Sheath Material
AISI 304
AISI 310
AISI 316
INCONEL 600
Sheath Diameter (mm)
5
6
8
10
12
(*) Not available with double 3 wire element
Connection Thread *
1/8” GAS “A”= 10mm
1/4” GAS “A”= 12mm
3/8” GAS “A”= 15mm
1/2” GAS “A”= 15mm
1/8” NPT
1/4” NPT
3/8” NPT
1/2” NPT
(*) To be shown for B, C, D, E models only
Connection Material *
Nickel-Plated Brass
300 Series Stainless Steel
(*) To be shown for B,C,D,E models only
(**) Available for AR6B model only
Sheath Tip
Drilled
NOT Drilled
A
C *
D
1
2
A
B
C
C
E
F
H
A
B
C
F
H *
I
J
K
L
A
B
C
D
G
H
I
J
1 **
2
F
0
0
X6
(*) Available for AR6C and AR6E models only
C
E
AX0 0 0
A
A
Li = Immersion Length (mm)
Standard Length from 50 to 1000mm
35 to 200mm with 10mm step
Temperature Range in which the
Calibration has to be Made
Certificates
Conformity Report
LENGTHS AND
ACCESSORIES
Type of Transmitter
with 50mm step
Le = Extension Length
(mm) (*)
Standard Length from
T. min
4mA 20mA
T. max
°C °C
F
H
4 ÷ 20mA
Availability of Mounts /Sheathing Diameter
MOUNT. (F) ø5 ø6 ø8 ø10 ø12
G 1/8 x x - - G 1/4 x x x - G 3/8 x x x x G 1/2 x x x x x
1/8 NPT x x - - 1/4 NPT x x x - 3/8 NPT x x x x 1/2 NPT x x x x x
Mod. B Mod. C e D
MOUNT (F) A (mm) B (mm) A (mm)
G 1/8 10 35 10
Sensors amplifiers are manufactured in compliance with:
- EMC 2014/30/EU compatibility directive
- RoHS 2011/65/EU directive
G 1/4 12 35 12
G 3/8 15 40 15
G 1/2 15 40 15
1/8 NPT 11 35 11
Electrical installation requirements and Conformity certificate
are available on our web site: www.gefran.com
1/4 NPT 16 40 16
3/8 NPT 16 40 16
1/2 NPT 20 45 20
GEFRAN spa reserves the right to make any kind of design or functional modification at any moment without prior notice
DTS_AR6_04-2016_ENG
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