Gefran AR6M Data Sheet
AR6M
Mineral oxide resistance thermometers for a wide range of industrial
applications
Main features
• 4...20mA Transmitter
• Amplified output signal
• Temperature Limits: -80 ... +600° 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
• Compact mineral insulated (MgO) resistance
thermometer element (Pt100 at 0°C) and continuous
metal sheath
• Application versatility
MODELS
AR6M A
without fitting
Li
AR6M B
with adjustable
compression fitting
A
AR6M D
with welded fitting
under the head
A
B
F
F
Li
Li
Ø
Ø Ø
ORDER CODE
6
RA
CODE
Without fitting
With adjustable
compression fitting
With welded fitting under the head D
Single 2 wires
Single 3 wires
PT100 class A (1/2 DIN)
PT100 class B (1 DIN)
PT100 class (1/3 DIN) C
DIN B
DIN BUS
EEX d IIC 2GD
CEAA
AISI 316
3
4.5
6
(*) Not available with double 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, D models only
Connection Material *
Nickel-Plated Brass
300 Series Stainless Steel
(*) To be shown for B, D models only
(**) Available for AR6MB model only
Model
Element + Nr. of Wires
Precision Class
Connection Head
Sheath Material
Sheath Diameter (mm)
E*
1**
0 0 0 AX0 0 0
A
B
1
2
A
B
C
E
F
H
C
G
I
A
B
C
D
G
H
I
J
2
C
E
XM
Certificates
Conformity ReportA
LENGTHS AND
ACCESSORIES
Type of Transmitter
A
Li = Immers. Length (mm)
Standard length from 50 to
2000 mm with 100 mm step
And from 2000 to 10000 mm
with 500 mm step
Temperature Range in which
the Calibration has to be Made
T. min
°C °C
4mA 20mA
4 ÷ 20mA
T. max
F
H
Mod. B Mod. D
MOUNT (F) A (mm) B (mm) A (mm)
G 1/8 10 35 10
G 1/4 12 35 12
G 3/8 15 40 15
G 1/2 15 40 15
1/8 NPT 11 35 11
1/4 NPT 16 40 16
3/8 NPT 16 40 16
1/2 NPT 20 45 20
Availability of Mounts /
Sheathing Diameter
MOUNT (F) ø3 ø4,5 ø6
G 1/8 x x x
G 1/4 x x x
G 3/8 - x x
G 1/2 - x x
1/8 NPT x x x
1/4 NPT x x x
3/8 NPT - x x
1/2 NPT - x x
Sensors amplifiers are manufactured in compliance with:
- EMC 2014/30/EU compatibility directive
- RoHS 2011/65/EU directive
GEFRAN spa reserves the right to make any kind of design or functional modification at any moment without prior notice
DTS_AR6M_04-2016_ENG
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