Measurement Accuracy |
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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) |
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Current DC |
24 mA: 0.02% + 2 counts |
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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) |
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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 |
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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. |
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Source Accuracy |
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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) |
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Current DC |
24 mA (source): 0.02% + 2 counts 24 mA (simulate): 0.02% + 2 counts |
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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) |
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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 |
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RTDs and Thermocouples |
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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 |
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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 |
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Functions |
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Ramp |
Source functions: Voltage, current, resistance, frequency, temperature Ramps: Slow ramp, fast ramp, 25% step-ramp |
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Loop Power |
Voltage: 24 V Accuracy: 10% Maximum current: 22 mA, short circuit protected |
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Step |
Source functions: Voltage, current, resistance, frequency, temperature Steps: 25% of range, 100% of range |
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General Specifications |
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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) |
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Agency Approvals |
EN 61010-1:1993, ANSI/ISA S82.01-1994; CAN/CSA C22.2 No 1010.1:1992 |
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Battery |
Type: 4 x AA alkaline batteries Replacement: Separate battery compartment, accessible without breaking calibration seal |
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Side Port Connections |
Pressure module connector, also used for remote real-time programming |
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Dimensions |
5.1 x 9.3 x 2.4" (130 x 236 x 61 mm) |
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Weight |
1.43 lbs (0.65 kg) |