ThermCal 130 Dry Block Calibrator Specifications Temperature range -13°F to 266°F (-25°C to 130°C) at an ambient of 20°C/68°F Accuracy ±4°C (±0.7°F) Stability Better than ±0.03°C/±0.06°F (10 minutes after reaching setpoint) Heat up time -13°F to 266°F (-25°C to 130°C) 5 minutes 68°F to 266°F (20°C to 100°C) 1.75 minutes Cool down time 68°F to -4°F (20°C to -20°C) 3 minutes at an ambient of 20°C/68°F 266°F to 68°F (130°C to 20°C) 2.5 minutes Probe well depth 4" depth by 1/2" diameter Reference well depth 4" depth by 1/4" diameter Display resolution 0.1°C or °F Overall dimensions (H x W x D) 11 x 9 x 8 inches/279 x 229 x 203 mm Power 200 watts Weight 17 pounds Power Supply Universal 100 to 240 VAC operation The below specifications are quoted for an ambient temperature range of 10°C/50°F to 30°C/86°F. Outside this range, the quoted figures may deteriorate but the unit will still work safely. NOTE: The minimum achievable temperature is 40°C/72°F below the room ambient temperature.