ST-R3R | Kele | Temperature Sensors & Transmitters

Accuracy: ±0.36°F (0.28°C)

Thermistor: ±0.36°F (0.28°C)

RTD:

Type 63: ±0.72°F (0.40°C)

Type 71: +/-0.0774°F (0.043°C)

Type 81, 85: ±0.27°F (0.15°C)

Type 91: ±0.54°F (0.30°C)

Sensor Type:

Thermistor: 2.252 kO, 3 kO, 10 kO Type II, III & III w/11K shunt, 20 kO, 100 kO

RTD:

Type 63: 1000O @ 70°F (21°C)

Type 71, 81: 100O Pt 385 Curve

Type 85: 1000O Pt 385 Curve

Type 91: 1000O Pt 375 Curve

Temperature Range: Thermistor/RTD: -40° to 221°F (-40° to 105°C)

Temperature Coefficient: Thermistor: Negative temperature coefficient; RTD: Positive temperature coefficient

Temperature Stability:

Thermistor: 0.24°F (0.13°C) over five years

RTD: 100% (no drift platinum)

Heat Dissipation: 2.7 mW/°C (power needed to raise the temperature by 1°C)

Mounting: Directly to wall or customer supplied enclosure using customer-supplied clips

Wiring Terminations: 8' (2.4m) of 24 AWG wire leads, type 71 & 81 have 18" leads

Weight: ST-R*:0.01 lb (0.005 Kg); ST-R*R: 0.05 lb (0.02 Kg)

Approvals: CE

Warranty: Lifetime