Trafag TMT 702 Industrial Thermometer Temperature Gauges

Trafag TMT 702 Industrial Thermometer Temperature Gauges is used in general industrial applications with extreme media temperatures from -200°C up to +700°C, where an external zero setting is required.

Specifications of Trafag TMT 702 Industrial Thermometer Temperature Gauges

Material of construction	Sensing element	Inert Gas Filled sensor bulb
	Case & Ring material	AISI 304 SS
	Stem & Process connection material	AISI 316 SS
	Dial	Aluminum, black graduation on white background
	Pointer	Micrometer zero adjustable, aluminum, black powder coated
	Gaskets	NBR
	Window	Sheet glass
Standard specifications	Dial size	DN100 / DN125 / DN150/DN250
	Range	-200 … 0 to 0 … +700°C / -330 … 0 to 0 … +1290°F
	Mounting pattern	Direct Bottom connection
	Stem size	6,0 mm
	Ingress protection	IP 65
	Zero adjustment	External screw
	Stem length	70 mm to 2,000 mm*
	Process connection type	Adjustable connection
	Process connection	½” NPT (M) / ½” BSP (M)
Standard specifications: dampening liquid filled, glycerin	Gaskets & Filling plugs	NBR
	Dampening liquid	Glycerin 99.7% (-20°C to 65°C) [Up to range 100°C]
	Window	Shatterproof safety glass
Standard specifications: dampening liquid filled, silicon	Gaskets & Filling plugs	NBR
	Dampening liquid	Silicon oil [up to range 200°C]
	Window	Shatterproof safety glass
	* Depending on range & stem diameter

Applications

Liquid & gaseous mediums
Corrosive environments
Oil & Gas applications
Chemical & Petrochemical

Features

Inert gas filled expansion
Filled versions
Bi-metal compensation

Reference

EN 13190
ATEX 2014/34/UE

Standard Parameters

Accuracy	CL 1.0 (Class 1)
Permissible ambient temperature	-40 … +60°C with/without dampening
Storage & Transport Temperature	-50 … +70°C without liquid dampening-20 … +60°C with liquid dampening
Over range limits	110% full scale
Stem pressure rating	25bar (Without thermowell)
Weld joints	TIG argon arc welding
Measuring range	-200 … 0 to 0 … 700°C-330 … 0 to 0 … 1290°F