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.

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
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