Bi-Metal Thermometer Ordering Info

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BI-METAL THERMOMETER
ORDERING INFORMATION
SERIES		TEMP. RANGE		FITTING		MOUNT		PROBE LENGTH		PROBE DIA.		LENS MATERIAL
3B	-	T67	-	2U	-	BK	-	L4.5	-	3/8	-	A

Series:	Std Probe Lengths:	Temperature Range:
3B - 3" Dial Face	½" NPT:	T51 - -100/100°F	T87 - -75/175°C
4B - 4" Dial Face	2½", 4",6", 9", 12", 15",	T52 - -50/120°F	TEA - -70/70°C
5B - 5" Dial Face	18", 24", 30", 36", 42"	T53 - -40/160°F	T71 - -50/100°C
	Tri-Clamp:	T54 - 0/140°F	T72 - -50/25°C
Fitting:	1.625", 2½", 2¾", 4½", 7½",	T55 - 0/180°F	T73 - -50/50°C
¾U - ¾" Tri-Clamp*	10½", 13½", 16½", 22½"	T50 - 0/200°F	T84 - -40/70°C
1½U - 1½" Tri-Clamp**	Designate probe lengths with "L" plus the probe length such as L2.5 for a 2½" long probe.	T56 - 0/220°F	T86 - -20/120°C
2U - 2" Tri-Clamp		T67 - 0/250°F	T74 - -10/110°C
2½" - 2½" Tri-Clamp		T57 - 0-300°F	T75 - 0/50°C
3U - 3" Tri-Clamp	Probe Dia.	T58 - 0/500°F	T95 - 0/60°C
4U - 4" Tri-Clamp	15/64 - .236"	T59 - 20/240°F	TE1 - 0/80°C
½NPT - ½" Pipe Tread	1/4 - .25" (Std on NPT)	T60 - 25/125°F	T76 - 0/100°C
* Used on both ½" and ¾" lines	5/16 - .315"	T61 - 50/250°F	T77 - 0/150°C
** Used on both 1" and 1½" lines	3/8 - .375" (Std on Tri-Clamp)	T62 - 50/300°F	T78 - 0/200°C
		T63 - 50/400°F	T79 - 0/250°C
Mount:	Lens Material:	T63 - 50/400°F	T79 - 0/250°C
BT - Bottom Mount	A - Glass	T68 - 50/550°F	T81 - 0/400°C
BK - Back Mount	B - Tempered Glass	T44 - 100/800°F	T90 - 0/450°C
AA - Adjustable Angle	C - Safety Glass	T65 - 150/750°F	T82 - 100/400°C
	D - Plastic, Acrylic	T66 - 200/1000°F*	T83 - 100/550°C*
	E - Plastic, Polycarbonate	* Not for continued use above 800°F (425°C) (for intermittent use only)

**EXAMPLES**
3B-T67-2U-BK-L4.5-3/8-A Describes a 3" (76mm) Bi-metal Thermometer, 0 to 250 psi, 2" Tri-Clamp fitting, back mounted, 4½" long probe by 3/8" diameter and a glass lens.	5B-T50-½NPT-AA-L7.5-¼-B Describes a 5" (127mm) Bi-metal Thermometer, 0 to 200°F, ½" pipe tread fitting, adjustable angle, 7½" long probe by ¼" diameter and a shatterproof glass lens.
3B-T78-½NPT-BK-L2.5-¼-E Describes a 3" (76mm) Bi-metal Thermometer, 0 to 200°C, ½" pipe thread fitting, back mounted, 2½" long probe by ¼" diameter and a polycarbonate lens.	5B-T80-½NPT-BT-L10.5-¼-D Describes a 5" (127mm) Bi-metal Thermometer, 0 to 300°C, ½" pipe tread fitting, bottom mounted, 10½" long probe by ¼" diameter and an acrylic lens.