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Dwyer Series RRT Remote Reading Thermometer with Switch

3-1/4" Dial, Liquid Actuated Bulb and Capillary Type
Remotely monitor and control temperature with this economical, reliable liquid actuated thermometer with integral 5 amp rated snap switch. The switch setpoint is fully adjustable across the entire temperature range. Dual scale reads in both °F and °C. Unit is housed in a corrosion protected, plated steel case with scratch resistant glass window. A bi-metallic element compensates for temperature effects on the capillary for maximum accuracy. Thermometer includes U-clamp bracket for fast, easy panel mounting. Mount bulb in any position at any height without affecting temperature reading. See Dimensional Drawing
Wetted Materials: Brass.
Accuracy: ±2% of full scale.
Temperature Limits: -4 to 158°F (-20 to 70°C).
Thermal Effect (Includes Span and Zero): ±1.5% (55.6°C) nominal.
Switch Type, Rating: SPDT, 5A @ 250 VAC, non-inductive.
Electrical Connections: (3) male quick connects.
Process Connection: 1/2" male NPT.
Dial Size: 3-1/4" (80 mm).
Capillary Length: 10.5 ft (3.2 meters).
Bulb Length: 3.0 in (76 mm).
Weight: 1 lb, 4.4 oz.
Agency Approvals: CE.
Suggested Specification:
Remote reading thermometer shall be liquid actuated bulb and capillary type with dual scale and ±2% of full scale accuracy. Thermometer control mechanism shall be a 5A, SPST snap action switch. Capillary shall be copper, 10 1/2 feet in length. Thermometer shall be Dwyer Model No. RRT2250U.
Popular Models:
Model Number Range, °F Range, °C
 RRT2120U  -40 to 120  -40 to 50
 RRT2250U  32 to 248  0 to 120
 RRT2300U  0 to 300  -18 to 149
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