| Number of Channels | Single Channel | Single channel |
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| Test Parameters | AC Resistance, DC Voltage | AC resistance, DC voltage |
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| Measurement Range | Internal Resistance Test Range | 0.0001V to 60.0000V DC | 0.0001V to 120.000V DC | 0.001mΩ to 33.000kΩ | 0.001mΩ~33.000kΩ | 0.001mΩ–33.000kΩ |
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| Voltage Test Range | 0.001mΩ to 33.000Ω | 0.001mΩ to 33.000kΩ | 0.0001V to 400.000V DC | 0.0001V~600.000VDC | 0.0001V~800.000VDC | 0.0001V–1000.000VDC |
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| Basic Accuracy | Resistance: 0.5%; Voltage: 0.05% | Resistance: 0.5%; Voltage: 0.02% | Resistance 0.5%; Voltage 0.02% | Resistance: 0.5%; Voltage: 0.02% |
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| Signal Source | AC 1kHz, Test Current: <150mA | AC 1kHz, test current: <150mA |
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| Range | 4 ranges, Auto and Manual | 7 ranges, Auto and Manual | Seven ranges, auto and manual | 7 ranges, auto and manual |
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| Test Speed | Fast: 27.4/sec, Medium: 10.2/sec, Slow: 3.8/sec | Fast 27.4 readings/s, Medium 10.2 readings/s, Slow 3.8 readings/s | Fast 27.4 times/s, Medium 10.2 times/s, Slow 3.8 times/s | Fast: 27.4/s, Medium: 10.2/s, Slow: 3.8/s |
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| Display Results | Direct Reading, ΔABS, Δ%, θ, Sorting Results | Direct reading, ΔABS, Δ%, θ, Sorting result | Direct reading, ΔABS, Δ%, θ, sorting results | Direct reading, ΔABS, Δ%, θ, sorting result |
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| Maximum Reading | Resistance: 33,000; Voltage: 60,000 | Resistance: 33,000; Voltage: 120,000 | Resistance: 33,000; Voltage: 400,000 | Resistance: 33,000, Voltage: 600,000 | Resistance: 33,000; Voltage: 800,000 | Resistance: 33,000; Voltage: 1,000,000 |
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| Calibration | Full-range Short-circuit Zeroing | Full-range short circuit zeroing | Full range short-circuit zeroing | Full-range short-circuit zero correction |
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| Comparator | 18-bin sorting: RHI/RNG/RLO output, VHI/VNG/VLO output, Absolute tolerance ±TOL, Percentage tolerance %TOL, Sequential comparison | Optional 18-bin sorting, RHI/RNG/RLO output, VHI/VNG/VLO output, Absolute tolerance ±TOL sorting, Percentage tolerance TOL sorting, Sequential comparison sorting | 18-bin sorting: RHI/RNG/RLO output, VHI/VNG/VLO output, Absolute tolerance ±TOL sorting, Percentage tolerance ±TOL sorting, Sequential comparison sorting | Selectable 18-bin sorting; RHI/RNG/RLO output; VHI/VNG/VLO output; Absolute tolerance ±TOL sorting; Percentage tolerance %TOL sorting; Sequential comparison sorting |
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| Trigger | Internal, Manual, External, and Remote | Internal trigger, Manual trigger, External trigger & Remote trigger | Internal trigger, manual trigger, external trigger and remote trigger | Internal trigger, manual trigger, external trigger, and remote trigger |
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| Wire Break Detection | Wire break and open circuit detection | Wire break detection and open circuit detection |
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| Dimensions | Instrument Dimensions | 264(W) × 107(H) × 350(D) mm | Dimensions (mm): 264 (W) x 107 (H) x 350 (D) | External dimensions (mm): 264(W)×107(H)×350(D) | 264mm (W) × 107mm (H) × 350mm (D) |
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| Package Dimensions | - |
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| Weight | Net Weight | 4 kg | 4kg |
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| Gross Weight | - |
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| Power Requirements | Voltage: 195VAC to 245VAC, Frequency: 50Hz, Power: 20VA | Voltage: 195VAC~245VAC, Frequency: 50Hz, Power: 20VA | Voltage: 195VAC~245VAC; Frequency: 50Hz; Power: 20VA | Voltage: 195VAC–245VAC, Frequency: 50Hz, Power: 20VA |
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| Interface | RS-232C, Handler (PLC Interface), USB | RS-232C, Handler interface (PLC interface), USB | RS-232C interface, Handler interface (PLC interface), USB |
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| Communication Protocol | SCPI |
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| Other | Optional: ATL609 Test Fixture; Standard: ATL502 Kelvin Test Leads, ATL108 RS-232 Cable, ATL502A Test Probes (optional); Other: Test lead damage detection, Color TFT-LCD display, Keyboard lock & Data hold, Internal flash & USB data logging | Optional: ATL609 Test Fixture; Standard: ATL502 Kelvin Test Leads, ATL108 RS-232 Cable, ATL502A Test Probes; Other: Test lead damage detection, Color TFT-LCD display, Keyboard lock & Data hold, Internal flash & USB data logging | Optional accessories: ATL609 test fixture; Included: ATL502 Kelvin test leads, ATL108 RS-232 interface cable, ATL502A test probes; Other features: Test lead damage detection, True-color TFT-LCD display, Keyboard lock and data hold, Internal flash memory and USB drive data logging | Optional accessories: ATL609 test fixture; Accessories: ATL502 Kelvin test leads, ATL108 RS-232C interface cable, ATL502A test probe; Other features: Test lead damage detection, True color TFT-LCD display, Key lock and data hold function, Internal flash memory and USB drive data logging | Optional: ATL609 test fixture; Included: ATL502 Kelvin test leads, ATL108 RS-232 interface cable, ATL502A test probes; Other features: Test lead damage detection, true-color TFT-LCD display, keyboard lock and data hold function, internal flash and USB drive data recording |
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