HH1384 logger is in the end of its life cycle. As a possible substitute & upgrade, please check out Newest Released 8 Channel Thermocouple Data Logger OM-HL-EH-TC Series for more advanced features with better price.
This instrument is a digital 4 input
thermometer and data logger that
works with any K, J, E, T, R, S, N,
L, U, B and C Type thermocouple
Environment Conditions Altitude: Up to 2000 m (6562') Relatively Humidity: 80% max Operation Ambient: 0 to 50°C (32 to 122°F)
Power Supply: 6 "AA" batteries (included) or DC 9V AC adaptor Battery Life: Approx. 55 hours (alkaline battery) Auto Power Off: 5, 15 or 30 minutes (if no key is pressed) Low Battery Indicator: The indicator is displayed when the battery voltage drops below the operating voltage Measurement Rate: One time per 2 seconds Weight: 405 g (14.3 oz) (batteries included) Dimension: 185 L × 73 W × 53 mm D (7.3 × 2.9 × 2.1") Operating Temperature: 0 to 50ºC (32 to 122ºF) Humidity: Below 80% RH Storage Temperature: -10 to 60ºC(14 to 140ºF) Humidity: Below 70% RH Temperature Coefficient: 0.01% of reading ±0.1°C per °C (0.2°F per °F) outside the specified 18 to 28°C (64 to 82ºF) Windows Compatibility: Up to Windows 8