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TB110 Hazardous Bulb and Capillary Temperature Controller

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Suitable for hazardous-area environments

Class I Division 1 & 2 Groups B, C, D Class II Division 2 Groups E, F, G Class III

Class I Division 1 & 2 Groups B, C, D Class II Division 2 Groups E, F, G Class III

Temperature control on heat tracing, freeze protection, and process maintenance applications

Bulb and capillary

Numerous temperature range choices to fit your application

Specifications

• Rated 22 amps up to 480VAC
• 304 stainless steel bulb and capillary, 10 feet (3m) long
• Single pole double throw (SPDT) contacts
• Enclosure rated NEMA 7 & 9, for hazardous areas
• Differential 6°F (3°C)
• Average accuracy of ±5°F (3°C)
• Maximum exposure temperature range: -40 to 160°F (-40 to 71°C)
• Repeatability 1% of range

Bulb Dimensions

Temperature Range	Diameter		Length
	Inches	mm	Inches	mm
TB110N-140	9/16	14.3	2 11/16	68.3
TB111N-325	1/4	6.4	10 1/4	200.4
TB113N-650	1/4	6.4	12 1/2	317.5
TB112N-325	1/4	6.4	10 1/4	200.4
TB114N-650	1/4	6.4	12 1/2	317.5

 

TB110 Hazardous Area Bulb and Capillary Temperature Controller Specification Sheet

Ordering Information

Single set-point control

Part number	Volts	Amps	Range
TB111N-325	up to 480	22	25 to 325°F (-4 to 163°C)
TB113N-650	up to 480	22	300 to 650°F (148 to 343°C)

 

Dual set-point control

Part number	Volts	Amps	Range
TB112N-325	up to 480	22	25 to 325°F (-4 to 163°C)
TB114N-650	up to 480	22	300 to 650°F (148 to 343°C)

 

The dual controller has two independent set-point dials and two independent SPDT contacts allowing two different temperature set-points.

Ambient sensing

Part number	Volts	Amps	Range
TB110N-140	up to 480	22	15 to 140°F (-9 to 60°C)

 

Accessories

Part Number	Description
TB110N-BW	1/2" NPT brass bulb well
TB110N-BWS	1/2" NPT stainless steel bulb well

 

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