Data Sheet
EI Series Bimetal Thermometers
SPECIFICATIONS
Ashcroft®
Series:
EI
Dial Sizes:
2,˝ 3,˝ 5˝
Stem Length: 21⁄2˝-60˝ (1)
Case & Stem: 304 SS, hermetically sealed
Stem Dia:
.250˝
Window:
Heavy-duty glass, plastic or
shatterproof glass optional
Dial:
Maxivision®, black figures on white
background
Pointer:
Black
Connection: Plain, pointed plain, 1⁄4 NPT, 1⁄2 NPT,
1
⁄2 NPT union and 1⁄2 NPT adjustable
union
Connection
Location:
Everyangle™, Lower, Rear
Ranges:
–80/120°F-200/1000°F
–50/50°C-100/500°C
Options:
Code Description
C4 Individual calibration cert.
XCS Dual scale(2)
XDM Dial marking
XNH SS tag
XNN Paper tag
XPD Plastic window
XSG Shatter proof glass
X3B 3⁄8˝ stem dia. with 1⁄2 NPT
X02 1⁄4 NPT when 1⁄2 NPT is standard(3)
XS1 Silicone free
XYW 316 SS Housing(4) and stem
FEATURES
• 1% full span accuracy ASME B40.200
(ASME B40.3 Grade A)
• Maximum ambient temp. is 200°F (94°C)
• Hermetically sealed case to prevent
entry of moisture, interior corrosion and
coil freeze-up.
• External adjustment permits zero reset
from outside the case.
• Maxivison® dial allows readability from
any angle without parallax error.
• Silicone coil dampening (up to 400°F)
provides vibration dampening and
improves response time.
• All-welded SS construction
• Heavy-Duty glass lens
• Protection NEMA 4X/IP66
• Five-year limited warranty
NEW L
A
OPTIONUSING
(1) 25˝-60˝ lengths available, consult factory
(2) Dual scale available with 3˝ and 5˝ case only
(3) Only available on rear connection
(4) Only available on 5˝ Everyangle™
HO
316SS EM
& ST
5˝
BLE ON
AVAILA NGLE
EVERYA
Thermowells must be used on all pressure or
velocity applications, to protect the stem of
thermometer from corrosion and physical
damage, and to facilitate removal of the
thermometer without disturbing the process.
Maximum ambient temperature is 200°F (95°C).
HOW TO ORDER
30
EI
60
R
040
0/250°F
XNH
Dial Size: 3" Code 30
Case Style: EI
Stem Connection: 1/2 NPT Code 60
Stem Location: Rear Code R
Stem Length: 4” Code 040
Range: Code 0/250°F
Options: Stainless steel tag
BULLETIN BM-EI
All specifications are subject to change without notice.
All sales subject to standard terms and conditions.
© 2017 Ashcroft Inc. 07/17
Ashcroft Inc., 250 East Main Street, Stratford, CT 06614 USA
Tel: 203-378-8281 • Fax: 203-385-0408
email: info@ashcroft.com • www.ashcroft.com
Data Sheet
EI Series Bimetal Thermometers
EI Series dual scale ranges
EI Series selection table
Case Size
Dial Code
2˝
Stem
Style
Code
20
3˝
30
Conn.
Code
Location
Plain
Pointed
1
/4 NPT
1
/2 NPT
Union
1
/2 NPT
40
50
60
Rear
/2 NPT
60
1
/2 NPT
Union
1
/2 NPT
1
/2 NPT
Adjust.
Union
1
/2 NPT
EI
5˝
1
50
/2 NPT
1
42
Stem Lengths
Available
“S”
Code Length Code
(inches)
°F*
Fahrenheit
–80/120
–20/120††
–40/120
30/130††
0/200
20/120
0/250
50/300
50/400
50/550
200/700†
100/800†
200/1000**†
R
Everyangle
E
Rear
Lower
R
L
60
42
60
Everyangle
21/2
4
6
9
12
15
18
24
Dual scales are available in 3" and 5"
dial sizes in the following ranges:
Temperature Range
025
040
060
090
120
150
180
240
E
70
°/Div.
Fig.
Inter.
°C
Celsius
2
20
–50/50
–10/110
–20/120
0/50††
0/100
10/150
0/200
0/300††
0/400†
50/450**†
100/500**†
1
10
20
2
50
5
50
10
100
Fig.
°/Div. Inter.
1
2
2
1
1
2
2
5
5
5
5
Inner
10
10
20
5
10
20
20
50
50
50
50
60
Rear
Lower
60
R
L
Outer
–80/120°F
and
–60/50°C
–40/120°F
and
–40/50°C
–40/160°F
and
–40/70°C
–20/120°F
and
–30/50°C††
0/200°F
and
–20/90°C
0/250°F
and
–20/120°C
30/130°F
and
0/55°C††
50/300°F
and
10/150°C
50/400°F
and
10/200°C
50/550°F
and
10/290°C
100/800°F
and
50/400°C†
200/700°F
and
100/370°C†
200/1000°F
and
100/550°C**†
CONTACT FACTORY FOR ADDITIONAL STEM LENGTHS AND RANGES NOT LISTED
Overtemperature limits
EI Dimensions
Connection
Case
Dial
Location
Series
Rear
EI
2˝
(Plain)
Rear (Plain,
EI
2˝ pointed stem)
Rear
EI
2˝
(Threaded)
EI
EI
EI
EI
EI
EI
3˝
Rear
3˝
Lower
3˝
Everyangle
5˝
Rear
5˝
Lower
5˝
Everyangle
Weight in
ounces(3)
A
2 /32
(53)
23/32
(53)
23/32
(53)
35/32
(80)
35/32
(80)
35/32
(80)
51/32
(128)
51/32
(128)
51/32
(128)
3
B
/8
(10)
3
/8
(10)
3
/8
(10)
19
/32
(15)
127/32
(47)
19
/32
(15)
23
/32
(18)
115/16
(49)
23
/32
(18)
3
C
/8
(8)
3
/8
(8)
3
/8
(8)
3
/8
(8)
Hex
S – 21⁄2˝
/16
41/2
/16
41/2
/16
41/2
7
/8
7
/2
7
/8
11
1
/2
7
/8
10
–(2)
1
/2
7
/8
16
D
E
G
H
S
NPT
–
–
–
–
–(2)
–
11
–
–
–
–
–(2)
–
11
–
–
–
1
/4
–(2)
41/2
11
–
–
–
1
/2
–(2)
1
/4
2 /8
(67)
/4
(6)
–
1
/2
–(2)
1
–
121/32
(42)
31/32
(89)
–(2)
–
–
Top of Range °F
Maximum
Over Temperature
up to 250
100% of span
251/550
50% of span
551/1000
800°F **
3
5
–
1
–
–
/8
(8)
–
–
–
3 /8
(92)
/4
(6)
–
–
–(2)
1
/2
7
/8
26
–
17/8
(48)
321/32
(93)
–(2)
1
/2
7
/8
25
*Dual scale ranges available for all standard °F ranges (3˝ and 5˝ F
case only)
**Satisfactory for continuous service up to 800°F or 425°C. Can be
used for intermittent service from 800 to 1000°F, or 425 to 500°C.
Use Ashcroft Duratemp® thermometers for ranges above and below
those listed above.
†Minimum stem length for these ranges is 4˝.
††Minimum stem length for lower connection and Everyangle is 4˝.
3
5
–
–
1
NOTES:
1. Figures in parenthesis ( ) are in millimeters. All other dimensions are in inches.
2. Standard “S” dimensions are 21⁄2, 4, 6, 9, 12, 15, 18 and 24 inches. Standard stem diameter is 1⁄4 inch.
3. Add 1 oz. for every 2 inches of stem length.
DIMENSIONS
G
G
B
B
S
B
A
A
A
H
A
H
D
1.00"
S
B
BULLETIN BM-EI
S
S
C
30EI60E
50EI60E
50EL60E
30EI42E
50EI42E
50EL42E
All specifications are subject to change without notice.
All sales subject to standard terms and conditions.
© 2017 Ashcroft Inc. 07/17
E
Ashcroft Inc., 250 East Main Street, Stratford, CT 06614 USA
Tel: 203-378-8281 • Fax: 203-385-0408
email: info@ashcroft.com • www.ashcroft.com
Screwed Thermowells
Model SM, ST, RT and HT
Features
 Solid bore construction
 Materials according NACE MR 01-75/ISO 15156
 Selection of materials
 Standard and customer specifications
 ISO 228-1 and ANSI/ASME B1.20.1 connections
Ratings
from 620 bar at 20 °C
to 175 bar at 650 °C
Applications
Chemical and petrochemical industry
Machine and apparatus construction
Food and beverage industry
Pulp and paper industry
Technical specification
Solid bore design
Construction shank
Lagging
Standard U-length
Bore diameter
SM, ST
in inch
in mm
in inch
in mm
Pressure rating
at process connection in inch
°F
°C
70
21
200
93
400
204
600
316
800
427
1000
538
1200
649
Process connection
Instrument connection
Material
Certifications & tests
Accessories, options
Rev. G
06/2016
RT
LRT
HT
LHT
Straight
Stepped
Tapered
No
Yes
No
Yes
No
Yes
1 5/8
2½
4½
7½
10 ½
13 ½
16 ½
22 ½
41
63
114
191
267
343
419
572
Optional customer specification
0,260
0,385
1)
6,6
9,8 1)
7,0
10,5 1)
12,5 1)
not for types RT and LRT
Others on request, see coding table
Depending on process connection (½", ¾" or 1") and bore diameter (0,260"/6,6 mm) for standard
thermowell material stainless steel 316L (1.4404)
(These data don’t apply to other materials)
¾, 1
½
¾, 1
PSI
BAR
PSI
BAR
PSI
BAR PSI
BAR
6500
448
6000
413
6000
413
9000
620
5500
379
5200
358
5200
358
7700
531
5000
345
4500
310
4500
310
6700
462
4000
275
4000
275
4000
275
5800
400
3800
262
3500
241
3500
241
5300
365
3500
241
3300
227
3300
227
5000
345
2500
172
2500
172
2500
172
3700
255
Bore 0,385 (9,8 mm) 40 % less
G ½ A male, G ¾ A male, G 1 A male according ISO 228-1
½ NPT male, ¾ NPT male, 1 NPT male, 1 ¼ NPT male according ANSI/ASME B1.20.1
Others on request
½ NPSM female standard, optional ½ NPT female or G ½ female
Stainless steel 304 (1.4301), stainless steel 304L (1.4306),
Stainless steel 316 (1.4401), stainless steel 316L (1.4404), stainless steel 316Ti (1.4571)
Hastelloy B, Hastelloy C, Monel, Duplex, Nickel
Other materials or coatings on request
Material certificate 3.1 to EN 10 204, hydrostatic test, dye penetration test, X-ray, hardness test,
NACE/ISO 15156 certificate
Thermometers, Pt-100, thermocouples
All specifications are subject to change without notice.
G2.TWSCR/E
LSM, LST
General dimensions in inch (mm)
S
P
Type:
(G, NPT) SM, ST, RT, HT
¾
SM, - 2-½
63
1-5/8
41
1
SM, - ½
- ST, -, HT
4
102
2-½
63
¾
- ST, -, HT
1
- ST, -, HT
½
*, RT, HT
6
152
4-½
114
¾
- ST, RT, HT
1
- ST, RT, HT
½
*, RT, HT
9
229
7-½
191
¾
- ST, RT, HT
1
- ST, RT, HT
½
*, RT, HT
12
305 10-½ 267
¾
- ST, RT, HT
1
- ST, RT, HT
½
*, RT, HT
15
381 13-½ 343
¾
- ST, RT, HT
1
- ST, RT, HT
½
*, RT, HT
18
457 16-½ 419
¾
- ST, RT, HT
1
- ST, RT, HT
½
*, RT, HT
24
610 22-½ 572
¾
- ST, RT, HT
1
- ST, RT, HT
For LRT, LST, LHT: S = 1 ¾‘‘ + T + U - ¼‘‘
* = on request
For LSM: S = 1 1/16‘‘ + T + U - ¼‘‘
inch
Lagging „T“
T
inch
mm
1-½
2
3
U
inch
= 1-5/8
= 2-½
38
50
76
 4-½
For all types
P
(G, NPT)
d
B / B*
½
inch
0,26
mm
6,6
5
inch
/8 / 5/8
¾
¾
0,26
0,385
6,6
9,8
¾
-
1
0,26
1
0,385
- = not available
6,6
9,8
7
-
H
(G / NPT)
D / D*
mm
16 / 16
½
/ 7/8
/ 7/8
19 /
/
22
22
½ /
49
/64 /
/8 / 1-1/16
/ 1-1/16
22 /
/
27
27
½ /
49
/64 /
/
inch
½
mm
12,7 / 12,7
1-1/8
1-1/8
30 /
mm
30
5
12,7 / 16
19,5 / 19,5
1-5/16 / 1-1/8
1-5/16 / 1-1/8
32 /
32 /
30
30
12,7 / 16
19,5 / 19,5
1-5/8
1-5/8
41 /
41 /
36
36
/8
49
/64
5
/8
49
/64
inch
/
/ 1-3/8
/ 1-3/8
U
mm
inch
mm
Order information
Process
U-length
connection
All connecInch dimension
tions are male (0162) 1 5/8"
(50) ½ NPT 1)
(only type
SM and
LSM)
(51) G ½ A 1)
1)
(0250) 2 ½ "
Instrument
connection
All connections are female
Lagging
Shank type
Bore
Material
Options
(=) No lagging
(SM) Limit
space
straight
Inch
dimension
(C)
(NF)
Tagging stamped
(2)
(260) 0,260"
(CL) 304L
(1.4306)
Cap & chain
stainless steel
(BP)
Buffed and
polished
(CD5)
NACE
certificate
(L) With lagging
(=) ½ NPSM
(2) ½ NPT
(0450) 4 ½" 1)
(75) ¾ NPT
(51) G ½
(0750) 7 ½" 1)
(76) G ¾ A
(10) 1 NPT
(1050) 10 ½ "
(standard 1-½,”
2” or 3” (38, 50
or 75 mm), see
above table.
Other lengths to
be specified in
inch or mm)
(only
1)
U = 1 5/8")
(ST) Straight
(HT) Tapered
(1350) 13 ½" 1)
(12) 1-¼ NPT
(1650) 16 ½" 1)
1)
not for SM and
bore
0,385 inch/9,8 mm
others on request
MM dimension
(... mm) length
in mm
others on request
others on request
Standard available
6,6 mm
7,0 mm
8,5 mm 1)
9,8 mm 1)
10,5 mm 1)
12,5 mm 1)
not for type SM,
LSM
1)
others on request
only bore 0,260”,
6,6 or 7 mm
(S)
(9,8 mm)
MM
dimension
(... mm)
(2250) 22 ½" 1)
1)
(385) 0,385" 1)
(RT) Stepped 1)
1)
(11) G 1 A
(6,6 mm)
1)
304
(1.4301)
316
(1.4401)
(SL) 316L
(1.4404)
(W2)
(STI) 316Ti
(1.4571)
Dye penetration
test
(MQ)
PMI test
(M) Monel
(YR…) X-ray photo
(H)
Hastelloy C
Material certificates acc.
DIN EN 10 204
(G)
Hastelloy B (CD2)
(N)
Nickel
(C3)
(J)
Duplex
Hydrostatic internal
pressure test
not for type RT
and LRT
others on request
others on request
Lagging
Shank type
Bore diameter
L
HT
2.2
3.1
(W9)
100 bar 1 min.
(W4)
To customer
specification
others on request
Order example
Process
Connection
75
Type
U-length
W
Instrument
connection
0250
=
Ashcroft Instruments GmbH
Germany
Max-Planck-Str. 1,
D-52499 Baesweiler
P.O. Box 11 20, D-52490 Baesweiler
Tel.: +49 (0) 2401 808-0
France
„206“ ZA du Mandinet, 1/3 Rue des Campanules,
F-77185 Lognes
Tel.: +33 (0) 1 60 37 25 30
260
Website: www.ashcroft.eu
Ashcroft Instruments Ltd.
Unit 17 & 18 William James House
Cowley Road,
Cambridge CB4 0WX
Tel.: +44 (0) 12 23 39 55 00
Material
Options
SL
X NF
e-Mail: sales@ashcroft.com
Ashcroft ISTANBUL
Gayrettepe Mah. Yildiz Posta Cad.
Yildiz Residence No:24 K:1 D:4
34349 Besiktas –Istanbul
Tel.: +90 (0)212 3270847