Fluke รุ่น FLUKE-725 เครื่องสอบเทียบอเนกประสงค์แบบมัลติฟังก์ชัน,Multifunction process calibrator

Measurement Accuracy

Voltage DC

30 V: 0.02% + 2 counts (upper display)
30 V: 0.02% + 2 counts (lower display)
100 mV: 0.02% + 2 counts
-10 to 75 mV: 0.025% + 1 count (via TC connector)

Current DC

24 mA: 0.02% + 2 counts

Resistance

0 to 400 Ω: 0.1 Ω (4-wire), 0.15 Ω (2- and 3-wire)
401 to 1500 Ω: 0.5 Ω (4-wire), 1 Ω (2- and 3-wire)
1500 to 3200 Ω: 1 Ω (4-wire), 1.5 Ω (2- and 3-wire)

Frequency

2 to 1000 CPM: 0.05% + 1 count
1 to 1100 Hz: 0.05% + 1 count
1 to 10 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 mV: 0.02% + 2 counts
10 V: 0.02% + 2 counts
-10 to 75 mV: 0.025% + 1 count (via TC connector)

Current DC

24 mA (source): 0.02% + 2 counts
24 mA (simulate): 0.02% + 2 counts

Resistance

15 to 400 Ω: 0.15 Ω (excitation current 0.15 to 0.5 mA), 0.1 Ω (excitation 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 to 1000 CPM: 0.05%
1 to 1100 Hz: 0.05%
1 to 10 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
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

Functions

Ramp

Source functions: Voltage, current, resistance, frequency, temperature
Ramps: Slow ramp, fast ramp, 25% step-ramp

Loop Power

Voltage: 24 V
Accuracy: 10%
Maximum current: 22 mA, short circuit protected

Step

Source functions: Voltage, current, resistance, frequency, temperature
Steps: 25% of range, 100% of range

General Specifications

Environmental

Operating temperature: 14 to 131°F (-10 to 55°C)
Storage temperature: -4 to 159.8°F (-20 to 71°C)
Operating altitude: 9842.52' (3000 m)

Agency Approvals

EN 61010-1:1993, ANSI/ISA S82.01-1994; CAN/CSA C22.2 No 1010.1:1992

Battery

Type: 4 x AA alkaline batteries
Replacement: Separate battery compartment, accessible without breaking calibration seal

Side Port Connections

Pressure module connector, also used for remote real-time programming

Dimensions

5.1 x 9.3 x 2.4" (130 x 236 x 61 mm)

Weight

1.43 lbs (0.65 kg)