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VAPOR ACTUATED DIAL THERMOMETERS

Offered in 31/2" and 41/2" dial sizes, these thermometers are furnished in four stainless steel case configurations for direct, surface or panel mounting. The following coding chart illustrates a wide variety of bulb styles, capillaries and process connection fittings. The versatility of configurations makes these thermometers well suited to a wide range of applications including hot and chilled water pipeline systems, tanks and air ducts.

 Vapor thermometer

CODE CATALOG
NUMBER		 DESCRIPTION
I  
35
45		 CASE SIZE
3 1/2" case
4 1/2" case
II  
V
B
R
Z		 CASE TYPE AND MATERIAL
Vari-angle, direct mount
Back flange, wall mount, stainless steel
Semi-flush, panel mount, S.S.
Adjustable bracket, wall mount, S.S.
III  
A
B
L		 CASE CONNECTION
Adjustable
Back connection (N/A type Z case)
Lower connection (N/A type R case)
IV  
3
7		 CASE WINDOW
Snap in Lexan with "O" Ring
Glass (optional) with Rubber Ring
V  
 
 
 
0
2
3
5
7
8
9		 THERMAL SYSTEM
BULB
TYPE 

Union
Plain
Plain
Union
Union
Union
Union		 BULB
MATERIAL 

Copper
Copper
316 S.S.
Copper
316 S.S.
316 S.S.
316 S.S.		 CAPILLARY
MATERIAL 

(Vari-angle only)
Copper
316 S.S.
Copper
Copper
316 S.S.
316 S.S.		 CAPILLARY
PROTECTION 

 
Copper Braid
None
Copper Braid
Copper Braid
Intlock Armor*
None

*At bulb end 3-1/2" long. All systems have S.S. spring capillary protection at indicating head. No. 5-7 system include S.S. spring at bulb end - S.S. jam nut standard on No. 8-9 system.
VI  
 
 
 
 
1
2*
3*
4
5
6
X		 BULB SELECTION
THERMAL SYSTEM
No 5 THRU 9 (Union)
Dia.
7/16
7/16
7/16
7/16
7/16
N.A.		 Len.
2.5
3.4
5.4
7.4
9.4
N.A.
THERMAL SYSTEM
No. 2 & 3 (plain)
Dia
N.A
3/8
3/8
3/8
3/8
3/8		 Len.
N.A
3.4
4.9
7.9
9.4
2.5
MAX.
SYSTEM LENGTH
 
10 ft.
25 ft.
50 ft.
99 ft.
99 ft.
5 ft.
10 ft.
1/8" x 180" averaging bulb

*Only No. 2 & 3 bulbs are options for Vari-angle.
VII  
1
2
3
4
5
 
6
 
7
 
9		 PROCESS CONNECTION FITTING
Union Connection 1/2" NPT
Union Connection 3/4" NPT
Separable Socket 1/2" NPT
Separable Socket 3/4" NPT
Separable Socket 1/2" NPT with
  2" Lag Extension (No. 3 bulb only)
Separable Socket 3/4" NPT with
  2" Lag Extension (No. 3 bulb only)
Air duct flange, union connection,
aluminum only
Plain bulb, no fitting
VIII  
1
2
3
5
0		 PROCESS CONNECTION MATERIAL
Brass
304 Stainless Steel
316 Stainless Steel
Aluminum (Air duct flange only)
None - plain bulb
IX
A-B		 See
example
below		 SYSTEM LENGHT SPECIFYING
9A - Use 2 digits: Ex. 05, 10, 99 for
length required.
9B - Use FT for feet, use IN for inches
EXAMPLE FOR OBTAINING COMPLETE CATALOG
NUMBER FROM CODES - SERIES VTR
CODE I - IV
4 5 B L 3
CODE V - VIII
5 2 3 1

RANGE
40 - 240 F
CODE IX A- B
0 5 F T
 
EXAMPLE FOR OBTAINING COMPLETE CATALOG
NUMBER FROM CODES - SERIES VTVA
CODE I - IV
4 5 V A 3
CODE V - VIII
0 2 3 1
RANGE
40 - 240 F

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