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Vapor
Actuator
Thermometers |

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Versatile
Back/Bottom Connection |
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9 Case Design |
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6 Ranges (to 350°F) |
Marsh
Instruments Vapor Actuated Thermometers bring
economy and accuracy to remote measuring applications within the (-40°
to 350°F) range.
Two basic styles allow either remote mounting of the temperature scale
(as far as 75 feet from the sensing bulb) or direct mounting of the
Thermometer for local temperature indication. Remote reading units
offer, as standard, 6 feet of flexible capillary with double-braided
copper armor for greater mechanical protection. Capillaries on center
back models are reinforced with stainless steel coiled armor at the
case. Bulbs are 3.5 inch standard with ½" NPT union connection.
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| Specifications: |
| Accuracy
±3% from 20-50% of scale, and ±2% over remaining 50% of scale. |
| Case Sizes
2, 2 ½, 3½, 4 ½ inches diameter. |
| Case Material
Steel with black enamel paint. |
Case Style U
= Front Flange (U-Clamp), flush mount with center back remote
connection. (2”, 2 ½”, 3 ½”) = Marshalltown X-8.
FF = 3-Hole Front Flange, flush mount, with center back remote
connection (2”, 2 ½”, 3 ½”) = Marshalltown X-5.
G = Back Flange (surface mount), with adjustable lower back & bottom
remote connection (3 ½”, 4 ½”) = Marshalltown X-6, X-7.
P = Plain case (3 ½” only) with adjustable angle, bottom direct mount
(without capillary) = Marshalltown X-3. |
| Tube
Drawn copper alloy. |
| Movement
Brass sector with polycarbonate side plates. |
| Capillary
6 feet of flexible capillary with double-braided copper wire sheath
standard. |
| Connection
CB = Center back remote ½” NPT connection, (FF & U cases). BB =
Back & Bottom (Dual) adjustable remote ½” NPT connection, (G
case). BA = Bottom Adjustable Angle direct mount ½” NPT connection.
Without capillary. (P case) = (Marshalltown X-3). |
| Bulb 2
½” sensing bulb standard. Cases 2 ½”, 3 ½”, 4 ½” have ½”
union nut standard. |
Ranges
Six standard ranges DUAL SCALE in degrees Fahrenheit & Celsius.
-40°F to 60°F/-40°C to 15°C
-40°F to 210°F/-40°C to 50°C
0°F to 120°F/-15°C to 50°C
0°F to 180°F, -15°C to 80°C
30°F to 240°F, 0°C to 115°C
50°F to 350°F, 10°C to 175°C |
| Dial Standard
Dual Scale Standard degrees F° and C°. |
| Dial Color
Black markings on white. |
| Pointer
Standard pointer. |
| Window
2”, 2 ½”, 3 ½” cases have twist-in Clearlok window. 4 ½” case
has dimpled ring and acrylic window. |
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Vapor Tension Thermometer Options: |
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With
Standard Options |
With
Stock Options |
With
Custom Options |
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|
(All
Class C) |
(All
Class D) |
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Line Item Min |
Lead Time |
Line Item Min |
Lead Time |
Line Item Min |
Lead Time |
| Class A |
0 |
1 week |
10 |
4 weeks |
C.F. |
8 weeks |
| Class B |
0 |
4 weeks |
10 |
4 weeks |
C.F. |
8 weeks |
| Class C |
10 |
4-6 weeks |
10 |
4 - 6 weeks |
C.F. |
8 weeks |
| Stock
Options: |
| Option |
Type |
Suffix |
Available On Models |
| Capillary |
Plain copper bulb
& 6 ft. capillary |
T |
2.0-4.5 |
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special restrictor |
S |
2.0-3.5 |
Extra Capillary Length
(Copper or SST) |
|
SEE TABLE BELOW |
|
| Window |
Instrument glass (GS) |
F |
2.0-4.5 |
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Acrylic (AY) |
F |
2.0-3.5 |
| Rings |
Press ring, black (PB) |
A |
2.0-3.5 Panel Mount |
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Press ring, chrome
(PC) |
A |
2.0-3.5 Panel Mount |
| Custom
Options: |
| Option |
Type |
Suffix |
Available on Models |
| Cases |
Chrome plated (CR) |
J |
all models |
| Custom Dials |
Custom face |
M |
1 color on white |
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|
addt’l colors
available |
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