ONMEAS AT4808 Handheld Multi-Channel Temperature Tester (8 ch; -200°C ~ 1800°C; 0.1°C)

Number of Channels: 8 channels

Thermocouple Type: Thermocouple: J/K/T/E/S/N/B/R types

Resolution: 0.1°C

Scan Speed: Fast: 500 ms/channel; Slow: 1 s/channel

Calibration: Per-channel error correction

Test Terminal Voltage: Channel isolation voltage: 350V DC; 230V AC

Test Range: -200°C to 1800°C (range depends on thermocouple type)

Basic Accuracy: K-type thermocouple: -100°C to 0°C ±1.2°C, 0°C to 1350°C ±0.8°C (varies by thermocouple type, refer to user manual)

Cold Junction Compensation: Accuracy: 0.5°C

Other Functions: High/low alarm per channel, individually configurable; Data logging; USB storage support

Dimensions: 130 (W) × 210 (H) × 38 (D) mm

Net Weight: 650 g

Power Supply: Input: 100–240V~ 50/60Hz 0.35A; Output: 9V 2A DC

Interface: USB interface; Mini-USB (virtual serial port)

Other: Standard software: Data acquisition software; TFT-LCD true color display; Open thermocouple detection

Datasheet