Fluke Hart Scientific 1523, Technical Manual

Page: 26 / 110

1523, 1524 Reference Thermometer
Specifications
18
Table 6
General Specifications
Operating
Temperature
†
–10 °C to 60 °C
0 °C to 60 °C with ac adapter
Storage Temperature –20 °C to 70 °C
Operating altitude
10,000 meters above mean sea level
(2,000 meters with ac Adapter)
Relative Humidity (%
RH operating without
condensation) 0 % to 90 % (non condensing)
Vibration Random, 2g, 5–500 Hz
Power requirements 3 AA alkaline batteries 12 V dc universal
power supply
Size 96 x 200 x 47 mm (3.75 x 7.9 x 1.86
inches)
Weight 0.65 kg (1.4 lb)
Safety EN 61010-1:2001, CAN/CSA C22.2 No.
61010.1-04
† Environmental conditions for all specifications: 13 °C to 33 °C
Table 7
Millivolt Measurement
Range Resolution Accuracy
–10 mV to 75 mV 0.001 mV ± (0.005 % + 5 μV)
Temperature Coefficient ( –10 °C to 13 °C, +33 °C to 60 °C):
± (0.001 %/°C + 1 μV/°C)
Table 8
Reference Junction Compensation
Thermocouple Reference Junction Compensation
Accuracy
± 0.20 C
Table 9
Ohms Measurement, RTDs
Ohms Range Accuracy ± Ω 4 Wire
0 Ω to 400 Ω ± (0.004 % + 0.002 Ω)
Temperature Coefficient ( –10 °C to 13 °C, +33 °C to 60 °C):
0.0008 %/°C + 0.0004 Ω
Excitation Current: 1 mA