| Specifications |
| |
1502A |
1504 |
| Temperature Range† |
-200 °C to 962 °C
(-328 °F to 1764 °F) |
Any thermistor range |
| Resistance Range |
0 Ω to 400 Ω, auto-ranging |
0 Ω to 1 MΩ, auto-ranging |
| Probe |
Nominal RTPW: 10 Ω to 100 Ω RTD, PRT, or SPRT |
Thermistors |
| Characterizations |
Complies with European Union Directive 89/336/EEC, EN61326-1. |
|
| SAFETY: |
ITS-90 subranges 4, 6, 7, 8, 9, 10, and 11
IPTS-68: R0, a, d, a4, and c4
Callendar-Van Dusen: R0, a, d, and b |
Steinhart-Hart thermistor polynomial
Callendar-Van Dusen: R0, a, d, and b |
| Resistance Accuracy (ppm of reading) |
0 Ω to 20 Ω: 0.0005 Ω
20 Ω to 400 Ω: 25 ppm |
0 Ω to 5 KΩ: 0.5 Ω
5 KΩ to 200 KΩ: 100 ppm
200 KΩ to 1 MΩ: 300 ppm |
| Temperature Accuracy† |
±0.004 °C at -100 °C
±0.006 °C at 0 °C
±0.009 °C at 100 °C
±0.012 °C at 200 °C
±0.018 °C at 400 °C
±0.024 °C at 600 °C |
±0.002 °C at 0 °C
±0.002 °C at 25 °C
±0.004 °C at 50 °C
±0.010 °C at 75 °C
±0.020 °C at 100 °C
(Using 10 KW thermistor sensor, a=0.04. Does not include probe uncertainty or characterization errors.) |
| Operating Temperature Range |
16 °C to 30 °C |
13 °C to 33 °C |
| Resistance Resolution |
0 Ω to 20 Ω: 0.0001 Ω
20 Ω to 400 Ω: 0.001 Ω |
0 Ω to 10 KΩ: 0.01 Ω
10 KΩ to 100 KΩ: 0.1 Ω
100 KΩ to 1 MΩ: 1 Ω |
| Temperature Resolution |
0.001 °C |
0.0001 °C |
| Excitation Current |
0.5 and 1 mA, user selectable, 2 Hz |
2 and 10 µA, automatically selected |
| Measurement Period |
1 second |
| Digital Filter |
Exponential, 0 to 60 seconds time constant (user selectable) |
| Probe Connection |
4-wire with shield, 5-pin DIN connector |
| Communications |
RS-232 serial standard
IEEE-488 (GPIB) optional |
| Display |
8-digit, 7-segment, yellow-green LED; 0.5-inch-high characters |
| Power |
115 VAC (±10 %), 50/60 Hz, 1 A, nominal
230 VAC (±10 %), 50/60 Hz, 1 A, nominal, specify |
| Size (HxWxD) |
61 x 143 x 181mm (2.4 x 5.6 x 7.1 in) |
| Weight |
1.0 kg (2.2 lb.) |
| Probes from Fluke Calibration |
5615, 5627, 5626, 5628, 5622 |
5640-44, 5610-65 |
| Calibration |
Accredited NIST-traceable calibration provided |
| †Temperature ranges and accuracy may be limited by the sensor you use. |