Mô tả sản phẩm: Fluke 725 Multifunction Process Calibrator
Measurement Accuracy
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Voltage DC | 30.000 V | 0.02%+ 2 counts (upper display) |
30.000 V | 0.02%+ 2 counts (lower display) | |
100.00 mV | 0.02%+ 2 counts | |
-10.00 mV to 75.00 mV | 0.025 % + 1 count (via TC connector) | |
Current DC | 24.000 mA | 0.02%+ 2 counts |
Resistance | 0.0 to 400.0 Ω | 0.1Ω (4-wire), 0.15Ω (2- and 3-wire) |
401 to 1500 Ω | 0.5Ω (4-wire), 1Ω (2- and 3-wire) | |
1500 to 3200 Ω | 1Ω (4-wire), 1.5Ω (2- and 3-wire) | |
Frequency | 2.0 to 1000.0 CPM | 0.05 % + 1 count |
1.0 to 1100.0 Hz | 0.05 % + 1 count | |
1.00 to 10.00 kHz | 0.05 % + 1 count | |
Sensitivity | 1 V peak-to-peak-minimum | |
Pressure | Accuracy | from 0.025% of range using any of 29 pressure modules. |
(for detailed specifications refer to pressure modules in options and accessories) | ||
Modules available for differential, gauge, vacuum, absolute, dual and high pressure. | ||
Source Accuracy | ||
Voltage DC | 100.00 mV | 0.02%+2 counts |
10.000 V | 0.02%+2 counts | |
-10.00 mV to 75.00 mV | 0.025 % + 1 count (via TC connector) | |
Current DC | 24.000 mA (Source) | 0.02%+ 2 counts |
24.000 mA (Simulate) | 0.02%+ 2 counts | |
Resistance | 15.0 to 400.0 Ω | 0.15 Ω (exc. current 0.15 to 0.5 mA), 0.1 Ω (exc. current 0.5 to 2 mA) |
401 to 1500 Ω | 0.5 Ω(excitation current 0.05 to 0.8 mA) | |
1500 to 3200 Ω | 1 Ω(excitation current 0.05 to 0.4 mA) | |
Frequency | 2.0 to 1000.0 CPM | 0.05% |
1.0 to 1100.0 Hz | 0.05% | |
1.00 to 10.00 kHz | 0.25% | |
Waveform: | 5 V p-p squarewave, -0.1 V offset | |
RTDs and Thermocouples | ||
Measure Accuracy: | NI-120 | 0.2 °C |
PT-100 (385) | 0.33 °C | |
PT-100 (393) | 0.3 °C | |
PT-100 (JIS) | 0.3 °C | |
PT-200 (385) | 0.2 °C | |
PT-500 (385) | 0.3 °C | |
PT-1000 (385) | 0.2 °C | |
Resolution: | 0.1 °C | |
J: | 0.7 °C | |
K: | 0.8 °C | |
T: | 0.8 °C | |
E: | 0.7 °C | |
R: | 1.8 °C | |
S: | 1.5 °C | |
B: | 1.4 °C | |
L: | 0.7 °C | |
U: | 0.75 °C | |
N: | 0.9 °C | |
Resolution | J, K, T, E, L, N, U: 0.1 °C, 0.1 °F B, R, S: 1 °C, 1 °F | |
XK | 0.6°C | |
BP | 1.2°C | |
Source Accuracy: | NI-120 | 0.2 °C |
PT-100 (385) | 0.33 °C | |
PT-100 (393) | 0.3 °C | |
PT-100 (JIS) | 0.3 °C | |
PT-200 (385) | 0.2 °C | |
PT-500 (385) | 0.3 °C | |
PT-1000 (385) | 0.2 °C | |
Resolution: | 0.1 °C | |
Note: | Accuracy stated for 4-wire measurement. | |
J: | 0.7 °C | |
K: | 0.8 °C | |
T: | 0.8 °C | |
E: | 0.7 °C | |
R: | 1.4 °C | |
S: | 1.5 °C | |
B: | 1.4 °C | |
L: | 0.7 °C | |
U: | 0.75 °C | |
N: | 0.9 °C | |
Resolution | J, K, T, E, L, N, U: 0.1 °C, B, R, S: 1 °C | |
XK | 0.6°C | |
BP | 1.2°C | |
Specifications | ||
Ramp Functions | Source functions: | Voltage, current, resistance, frequency, temperature |
Ramps | Slow ramp, Fast ramp, 25% step-ramp | |
Loop Power Function | Voltage: | 24 V |
Accuracy: | 10% | |
Maximum current: | 22 mA, short circuit protected | |
Step Functions | Source functions: | Voltage, current, resistance, frequency, temperature |
Steps | 25% of range, 100% of range | |
Environmental Specifications | ||
Operating Temperature | -10 °C to +55 °C | |
Storage Temperature | -20 °C to 71 °C | |
Operating Altitude | 3000 m | |
Safety Specifications | ||
Agency Approvals | EN 61010-1:1993, ANSI/ISA S82.01-1994; CAN/CSA C22.2 No 1010.1:1992 | |
Mechanical & General Specifications | ||
Size | 130 x 236 x 61 mm | |
Weight | 0.65 kg | |
Batteries | 4 AA alkaline batteries | |
Battery Replacement | Separate battery compartment, accessable without breaking calibration seal | |
Side port connections | Pressure module connector, also used for remote real-time programming |