High Accuracy Handheld Thermometers - Discontinued |
| 450 Series |
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The 450 series has been discontinued. contact our Temprature Engineering department.
The 450 series themometers consist of a familiy of highly reliable precision, hand held temperature measurement instruments. Models are available for most thermocouple types as well as RTD and thermistor temperature sensors.
Specifications
Display: 0.3" (7.62 mm)
LCD Indication: °F/°C selectable
Operating Range: 0 to 50°C ambient
Accuracy Over Time: 90 days: add ±0.05% rdg; 1 year: add 0.1% rdg
Temperature Drift: Zero: +2 µV/°C; Span: ±0.02%/°C
Probe Connection: Standard OMEGA ® Subminiature Connector (thermocouple); 1 /4 " Phone Jack (Thermistor); OMEGA ® Mini RTD Connector TA3F (RTD) mating connector supplied with RTD and thermistor units
Storage Temperature: -20 to +70°C
Normal Mode Rejection: 50 dB at 50 or 60 Hz
Common Mode Rejection: 140 dB at 50 or 60 Hz
Maximum Common Mode Voltage: 1000 Vac, +2000 V peak
Measurement Technique: Dual-slope A/D conversion
Linearization: 100% digital. Typically 100 segments, depending on range selected
Reference Junction Update Rate: 2 readings/second typical
Battery: 9 V alkaline Battery Life: 2,000 hours, thermocouple; 1,200 hours, thermistor; 500 hours, RTD
Dimensions: 7.0 H x 3.3 W x 1.8" D (178 x 84 x 46 mm)
Weight: 9 oz (255 g)
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† Price are shown in RMB.
Note: Probes ordered separately. e.g. for thermistor models, see ON-400 series.
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