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AT4508
AT4508 Multi-channel Temperature Tester
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AT4508

AT4508 Multi-channel Temperature Tester

CategoryMulti-Channel Temperature TesterSeriesAT45XX Series

The newly upgraded AT4508 is an ARM microprocessor-controlled multi-channel temperature tester featuring multi-channel parallel testing that simultaneously collects, monitors, and transmits data for 8 temperature channels. It is compatible with various temperature sensors, offers fast response and stable readings, and includes thermocouple break detection.


The AT4508 utilizes advanced measurement principles to achieve a temperature resolution of 0.1°C. It offers wide adaptability, supporting K/N/E/J/T/R/S/B type thermocouples, with a measurement range from -200°C to 1300°C.


The AT4508 operates on the proprietary Onmeas ATOSTMv4 operating system, making instrument operation simpler and more convenient. Thanks to ATOSTMv4, the instrument is fully compatible with large-capacity storage and features powerful PC communication capabilities.


The AT4508 features a rugged, vibration-resistant enclosure for operation in harsh environments. Fully isolated digital and analog signals enable live testing (isolation voltage 350VDC, 230VAC), ensuring safety and reliability. The AT4508 comes standard with a USB drive interface for real-time data storage.

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Specifications

ParameterAT4508
Basic Parameters
Number of Channels8 channels; expandable to 128 channels
Thermocouple TypeThermocouple: J/K/T/E/S/N/B/R types
Resolution0.1°C
Scan SpeedFast: 500ms/ch; Slow: 1s/ch
CalibrationPer-channel error correction
Test Terminal VoltageChannel isolation voltage: 350VDC; 230VAC
Test Range-200°C to 1800°C (depends on thermocouple type)
Basic AccuracyK-type thermocouple: -100°C to 0°C ±1.2°C, 0°C to 1350°C ±0.8°C (varies by type, refer to user manual)
Cold Junction CompensationAccuracy: 0.5°C
Other FunctionsHigh/Low alarm with per-channel settings; Data logging; USB storage support
General Parameters
DimensionsInstrument Dimensions264(W) × 107(H) × 350(D) mm
Package Dimensions350 × 200 × 400 mm
WeightNet Weight3 kg
Gross Weight-
Power RequirementsVoltage: 90VAC to 260VAC, Frequency: 47.5-52.5Hz, Power: 10VA
InterfaceRS-232C, USB Drive, USB Communication
OtherSoftware: Data Acquisition Software; Accessories: K-type thermocouple 2m (set of 8), ATL108 RS-232 cable, ATN2 USB adapter box, USB drive

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