Page 1
Data Sheet
CI Bimetal Thermometer
FEATURES
Hermetically sealed case to prevent entry of
moisture, interior corrosion and coil freeze up
Maxivision® dial for precise readings (minimize
parallax reading errors)
Silicone dampened coil for reduction of pointer
flutter on high vibration applications and
provides improved response times
Customized dial printing
TYPICAL USES
General Industrial
HVAC
Equipment Skids
Pharmaceutical / Biotech
Food and Beverages
CI Bimetal
2˝, 3˝, 5 ˝ dial sizes
SPECIFICATIONS
Accuracy: ±1% of span ASME B40.200 (B40.3 Grade A)
Stem Length: 2½˝ to 24˝
Dial Sizes:
2˝, 3 ˝, 5˝
Dial Style: Maxivision®, black figures on white background
Overtemperature
Limits:
Top of Range °F
up to 250
251-550
551-1,000
(1)
Satisfactory for continuous service up to 800°F (425°C).
Can be used for intermittent service from 800 to 1,000°F (425
to 500°C). Use Ashcroft Duratemp® thermometers for ranges
above and below those listed above.
Max. Over Temperature
100% of span
50% of span
(1)
800°F
Process Connection: Plain, Pointed Stem, 1⁄4 NPT, 1⁄2 NPT
Stem diameter: 0.250˝, .375˝
Case & Stem: 304 SS, Hermetically sealed
Process Connection
Location:
2˝: Rear
3˝, 5˝: Lower, rear
Pointer: Black
Window: Glass, Acrylic, Safety Glass
Approvals: RoHS
KEY BENEFITS
• Tamper resistant case
• NEMA 4X/IP66 protection
• 5-year limited warranty
• All welded stainless steel construction
MIN/MAX TEMPERATURE LIMITS
Version Ambient
Dry
-40°F to 200°F
(-40°C to 93°C)
All specifications are subject to change without notice.
All sales subject to s tandard terms and conditions.
©2019 Ashcroft Inc. ci_bimetal_ds1.0, Rev. A, 03/19
of 41
ashcroft.com
info@ashcroft.com
1.800.328.8258
Page 2
Data Sheet
CI Bimetal Thermometer
ORDERING CODE Example:
Dial Size and Model
20CI - 2˝ Tamper resistant bimetal
30CI - 3˝ Tamper resistant bimetal 30CI
50CI - 5˝ Tamper resistant bimetal
Stem and Connection
40 - Plain - no connection
50 - Pointed stem - no connection (2˝ case only)
60 - 1⁄2 Fixed NPT for 3˝ & 5˝ but 1⁄4 fixed NPT for 2˝ 60
Connection Location
R - Rear connection R
L - Lower connection (Not available on 2˝ case)
Stem Length (Consult factory for custom or longer stem length)
025 - 21⁄2˝
040 - 4˝
060 - 6˝ 060
090 - 9˝
120 - 12˝
150 - 15˝
180 - 18˝
240 - 24˝
Temperature Ranges (see table on page 3)
0/200°F 0/200°F
Options - (if choosing an option(s) must include an “X’’)
CS - Dual scale
DM - Dial marking
NH - SS tag
PD - Plastic window
SG - Shatterproof glass SG
C4 - Individual calibration certification
S1 - Silicone free
3B - 3⁄8˝ stem diameter with 1⁄2 NPT
02 - 1⁄4 NPT (only available on rear connection)
30CI 60 R 060 0/200°F XSG
X_ _
All specifications are subject to change without notice.
All sales subject to s tandard terms and conditions.
©2019 Ashcroft Inc. ci_bimetal_ds1.0, Rev. A, 03/19
of 42
ashcroft.com
info@ashcroft.com
1.800.328.8258
Page 3
0
60
°F
°C
MAXIVISION® DIAL
A
S
S
E
M
B
L
E
D
I
N
U
S
A
B
Y
A
S
H
C
R
O
F
T
-20
0
20
40
60
80
100
120
0
50
100
150
200
250
Data Sheet
CI Bimetal Thermometer
40
20
100 150
50
0
-20
A
S
S
E
M
°F
MAXIVISION® DIAL
°C
B
L
E
D
I
N
200
250
120
T
F
O
R
C
H
S
A
Y
B
U
A
S
Fahrenheit Inner Range
Inner ºF Outer ºC Restrictions
-100/100 -70/40
-80/120 -60/50
-50/200 -40/93
-50/250 -40/120
-40/120 -40/50
-40/160 -40/70
-20/120 -30/50
0/100 -20/40
0/150 -20/65
0/200 -20/93
0/250 -20/120
0/300 -20/150
0/350 -20/170
0/500 -20/260
Can be liquid filled
20/120 -5/50 4˝ Min for Everyangle™ and Lowers only
30/130 0/55 4˝ Min for Everyangle™ and Lowers only
30/240 0/115
50/300 10/150
50/400 10/200
50/550 10/290
0/700 -20/370 4˝ minimum
100/800 50/430 4˝ minimum
150/750 65/395 4˝ minimum
200/700 100/370 4˝ minimum
200/1000 100/550 4˝ minimum
Satisfactory continuous service from 800º
F or 426º C
Intermittent service from 800º to 1000º F or
80
100
Can be Liquid filled
100
40
20
50
0
°C
-20
A
S
S
E
M
B
L
MAXIVISION® DIAL
°F
E
D
I
N
U
S
0
Celsius Inner Range
Inner ºC Outer ºF Restrictions
-50/50 -50/120
-50/180 -50/350
-40/100 -40/210
-40/160 -40/320
-30/70 -20/160
-20/180 0/350
-20/120 0/250
-10/50 20/120
-10/110 20/230
0/60 30/140
0/100 30/210
0/120 30/250
0/150 30/300
0/200 30/400
0/250 30/480
0/300 30/570
10/150 50/300
0/400 30/750 4˝ minimum
0/500 30/390 4˝ minimum
50/450 120/840 4˝ minimum
100/500 220/930 4˝ minimum
150
60
80
200
100
120
250
T
F
O
R
C
H
S
A
Y
B
A
Satisfactory continuous service from 800º
F or 426º C
Intermittent service from 800º to 1000º F
or 425º C to 500º C
Satisfactory continuous service from 800º
F or 426º C
Intermittent service from 800º to 1000º F
or 425º C to 500º C
425º C to 500º C
of 43
All specifications are subject to change without notice.
All sales subject to s tandard terms and conditions.
©2019 Ashcroft Inc. ci_bimetal_ds1.0, Rev. A, 03/19
ashcroft.com
info@ashcroft.com
1.800.328.8258
Page 4
E
Data Sheet
CI Bimetal Thermometer
DIMENSIONS in [ ] are millimeters
For reference only, consult Ashcroft for specific dimensional drawings
Dial Size
(Inches)
2
2
2
3
3
5
5
Process Connection
Locations
Rear (Plain)
Rear
(Plain, pointed stem)
Rear
(Threaded)
Rear
Lower
Rear
Lower
A B C D E S NPT Hex.
23⁄32
[53]
23⁄32
[53]
23⁄32
[53]
35⁄32
[80]
35⁄32
[80]
51⁄32
[128]
51⁄32
[128]
3
⁄8
[10]
3
⁄8
[10]
3
⁄8
[10]
19
⁄32
[15]
127⁄32
[47]
23
⁄32
[18]
115⁄16
[49]
3
[10]
3
[10]
3
[10]
3
[10]
3
[10]
⁄8
⁄8
⁄8
⁄8
25⁄8
[67]
1
[6]
⁄4
⁄8
35⁄8
[92]
1
⁄4
[6]
(2) 11
(2) 11
(2) 1
(2) 1
(2) 1
(2) 1
(2) 1
⁄4
⁄2
⁄2
⁄2
⁄2
Weight (oz)
S - 21⁄2˝
⁄16 41⁄2
⁄16 41⁄2
11
⁄16 41⁄2
7
⁄8 7
7
⁄8 11
7
⁄8 16
7
⁄8 26
(1)
NOTES:
1. Add 1 oz. for every 2˝ inches of stem length
2. "S" dimensions are 21⁄2, 4, 6, 9, 12, 15, 18 and 24˝ (STD.). Stem diameter is 1⁄4˝ (STD.)
B
A
C
B
All specifications are subject to change without notice.
All sales subject to s tandard terms and conditions.
©2019 Ashcroft Inc. ci_bimetal_ds1.0, Rev. A, 03/19
S
A
D
S
of 44
ashcroft.com
info@ashcroft.com
1.800.328.8258
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