Industrial-Grade DMM with Clamp Sensor Terminals for Optimal Safety and IP54 Protection
The 3255-50 is an industrial-grade digital multimeter with a built-in current-limiting resistor and 1000 V withstanding fuse to prevent short-circuit accidents.
Built-in with current-limiting resistor and 1000 V withstanding fuse to prevent short-circuit accidents
• Polarized terminal design prevents incorrect insertion of test leads
• Dust-proof and water-proof structure prevents dust and moisture from entering the product (IP54)
• Measure AC load current with optional Clamp On Probes
■ Basic specifications (Accuracy guaranteed for 1 year)
Regarding DMM Accuracy
Due to the many ranges and functions available in a DMM, only the basic accuracy is indicated for reference. Please refer to the individual catalogs for detailed accuracy information.
DC voltage | 419.9 mV to 1000 V, 5 ranges, Basic accuracy: ±0.5% rdg. ±4dgt. |
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AC voltage 50 to 500Hz | 419.9 mV to 1000V, 5 ranges, Basic accuracy: ±1.2% rdg. ±4 dgt. (Average rectified) |
Resistance | 419.9 Ω to 41.99 MΩ, 6 ranges, Basic accuracy: ±0.7% rdg. ±4 dgt. |
AC current 50 to 500Hz | Use with optional Clamp-on probes, Display the actual current value by scaling the sensor's 0.2 VAC f.s. output. Basic accuracy: ±2.0 % rdg. ±4 dgt. plus clamp-on probe's accuracy |
Continuity buzzer | Threshold 50 Ω ± 40 Ω or less, Open terminal voltage: 3.4 V or less |
Diode check | Open terminal voltage: 3.4 V or less, Testing current 850 μA or less |
Auto power save | Yes (Cancel possible) |
Display | Digital LCD, max. 4199 digits |
Sampling rate | 2.5 times/s |
Other functions | Hold auto |
Protection rating | IP 54 (EN 60529) |
Protection structure | Protected against internal short-circuit with protective resistor (5 Ω current-limiting resistor) and built-in 0.44 A fuse (1000 VAC/10 kA interrupting capacity) |
Power supply | R03 (AAA) manganese battery ×2, Continuous use: 200 hours LR03 (AAA) alkaline battery ×2, Continuous use: 500 hours |
Dimensions and mass | 70 mm (2.76 in) W × 145 mm (5.71 in) H × 31 mm (1.22 in) D, 210g (7.4 oz) (including batteries) |
Accessories | Instruction manual ×1, R03 (AAA) Manganese batteries ×2 (for trial purposes only), Test Lead L9207-10×1, Carrying case 9371 ×1 |