MTR11 Protection Tube RTD Assemble - Flanged | MIEPL
                     MTR11 PROTECTION TUBE RTD ASSEMBLY 
Flanged
MIEPL Protection Tube MTR11 RTD Assembly is 
important to protect RTD sensor  from corrosion , 
direct flame and high flow & Pressure. This have 
flange process connection. 
               
STANDARD SPECIFICATIONS
Element : Pt-100, class B
Range : -200...400°C
Wire combination : Simplex, 3 Wire
FEATURES
Sheath material : AISI 316 SS
Ü Integrated Protecting Tube Sheath diameter : 6.0 mm
Ü Mineral insulated Head enclosure : Weatherproof, IP 65, threaded cover
Enclosure material : Die-cast aluminum
Ü Transmitter mountable
Cable entry : ¾" ET (F), 1 No.
Ü Exchangeable insert
Head extension : Head with female threading
Ü Spring loaded design Protecting tube material : AISI 316 SS
Protecting tube size : ½" Sch. 40
Process connection type : Adjustable
APPLICATION
Process connection : 1.5" RF 150# as per ANSI B 16.5
:
Ü Chemical & petrochemical Process connection material : AISI 304 SS
Immersion Length : 150 mm
Ü Oil & gas applicationt
Extension Length : 100 mm
Ü  Water, waste-water 
DRAWING
treatment
Total Length 
Ü Power & Utilities
Extension Length Immersion Length
Ü Air & flue gas services Terminal
Head Protection Tube
Ü Furnaces, Kilns & Ovens
Welding Fixed / Adjustable Flange
Around
REFERENCE
Ü IEC-751 / DIN 43760
Cable Entry
BX BZ BV BY BU BX BS BT
Single cable entry enclosures Dual cable entry enclosures
ISO 9001 : 2015 www.miepl.com 01
MTR11 PROTECTION TUBE RTD ASSEMBLY 
ORDERING CODE MTR11   -  PT100B    - XXX -  C    -   MF  - M60 -  BZ    -  ML  -  CO
Pt100, Class A PT 100 A
Pt100, Class B PT 100 B
Pt500, Class A PT 500 A
1. ELEMENT
Pt500, Class B PT 500 B
Pt1000, Class A PT1000 A
Pt1000, Class B PT1000 B
-200…400°C XXX
2. RANGE
0…600°C XXX
Simplex, 2-Wire A
Simplex, 4-Wire D
Duplex, 3-Wire H
3.  WIRE 
     COMBINATION Simplex, 3-Wire C
Duplex, 2-Wire F
Duplex, 4-Wire I
4.  SHEATH AISI 316 SS MF
     MATERIAL AISI 316L SS MG
3.0 mm M30
5. SHEATH 5.0 mm M50
    DIAMETER
6.0 mm M60
8.0 mm M80
WP, IP 65, threaded cover BZ
WP, IP 67, threaded cover BX
Flame proof, IP 67, Gr IIA, IIB BS
6. HEAD Explosion proof, IP 67, Gr IIC
    ENCLOSURE BT
WP, IP 65, Hinged type BV
WP, IP 65, cover fitted with 2 screw BY
Ex-Proof to CSA,FM,ATEX [EEx-d]s BU
Die-cast aluminum
7. ENCLOSURE ML
    MATERIAL 7. ENCLOSURE AISI 316 SS MF
    MATERIAL
AISI 304 SS MC
¾" ET (F), 1 No. C0
½" NPT (F), 1 No. C1
M20 x 1.5mm (F), 1 No. C2
¾" NPT (F), 1 No. C3
8. CABLE ENTRY
¾" ET (F), 2 Nos. C5
½" NPT (F), 2 Nos. C6
M20 x 1.5mm (F), 2 Nos. C8
¾" NPT (F), 2 Nos. C9
ISO 9001 : 2015 www.miepl.com 02
MILLENNIUM  INSTRUMENTS  LIMITED
Tel : +91- 11- 220 143 25 / 27, Email : [email protected] 
MTR11 PROTECTION TUBE RTD ASSEMBLY 
ORDERING CODE     MF   -   U5   -  AC -  A25  - MC 
AISI 304 SS MC
AISI 316L SS MG
9. PROTECTION 
TUBE MATERIAL AISI 316 SS MF
Tube Ø10 x 1.5 mm THK U1 SC, Cable Gland, Ni-brass WP
Tube Ø12 x 1.5 mm THK U2 DC, Cable Gland, Ni-brass WP
Pipe 3/8" Sch 40 U3 SC, Cable Gland,AISI 304 SS WP
Pipe 3/8" Sch 80 U4 DC, Cable Gland,AISI 304 SS WP
10. PROTECTION Pipe ½" Sch 40 U5 SC, Cable Gland,AISI 316 SS WPTUBE
 Pipe ½" Sch 80 U6 DC, Cable Gland,AISI 316 SS WP
Pipe ¾" Sch 40 U7 SC, Cable Gland, Ni-brass FP
 Pipe ¾" Sch 80 U8 DC, Cable Gland, Ni-brass FP
Adjustable connection AC SC, Cable Gland,AISI 304 SS FP
11. PROCESS 
CONNECTION TYPE
Fixed connection FC DC, Cable Gland,AISI 304 SS FP
1.5" RF 150# as per ANSI B 16.5 A25 SC, Cable Gland,AISI 316 SS FP
1.5" RF 300# as per ANSI B 16.5 A26 DC, Cable Gland,AISI 316 SS FP
1.5" RF 600# as per ANSI B 16.5 A27 Terminal Head In SS 304 
12. PROCESS 2" RF 150# as per ANSI B 16.5 A31
Terminal Head In SS 316
CONNECTION
2" RF 300# as per ANSI B 16.5 A32 Terminal Head In Cast Iron
2" RF 600# as per ANSI B 16.5 A33 SS base Plate For Transmitter
Oval flange T99 Head Mount Transmitter
Plug Fitting For CE, Aluminum
13. PROCESS AISI 304 SS MC
CONNECTION 
MATERIAL AISI 316 SS MF Calibration Certificate
14. TOTAL LENGTH 
(TL) 50 mm up to 5,000 mm XXXX Tag Plate, AISI 304 SS
15. IMMERSION 
LENGTH (IL) 50 mm up to 5,000 mm XXXX
16. EXTENSION 
LENGTH (XL) 50 mm up to 250 mm XXX
SC, Cable Gland, Ni-brass WP JB Terminal Head In SS 304 JN
DC, Cable Gland, Ni-brass WP JC Terminal Head In SS 316 JO
SC, Cable Gland,AISI 304 SS WP JD Terminal Head In Cast Iron JP
DC, Cable Gland,AISI 304 SS WP JE SS base Plate For Transmitter JQ
SC, Cable Gland,AISI 316 SS WP JF Head Mount Transmitter JR
DC, Cable Gland,AISI 316 SS WP JG Plug Fitting For CE, Aluminum JS
17. OTHER OPTIONS
SC, Cable Gland, Ni-brass FP JH Calibration Certificate JT
DC, Cable Gland, Ni-brass FP JI Tag Plate, AISI 304 SS JU
SC, Cable Gland,AISI 304 SS FP JJ SB
DC, Cable Gland,AISI 304 SS FP JK WF
SC, Cable Gland,AISI 316 SS FP JL
DC, Cable Gland,AISI 316 SS FP JM
Ordering Example MTR11  -  PT100B  -  XXX  -  C  -  MF -  M60 -  BZ -  ML  -  CO  -  MF  - U5 -  AC - A25 - MC 
1. Other sheath diameters, materials and connections are available, please contact factory for details.
2.  Not available in Double, 4-Wire combinations..
3. WP = Weatherproof, FP = Flame proof, SC = Single Compression, DC = Double Compression, CE = Cable Entry, JB = Junction Box.
4. Transmitter output shall be 4…20 mA as standard, any other output required, please contact factory for details.
ISO 9001 : 2015 www.miepl.com 03
MILLENNIUM  INSTRUMENTS  LIMITED
Tel : +91- 11- 220 143 25 / 27, Email : [email protected]