| Measuring Range | 
            -40 to 60°C, 0 to 100°C, 50 to 150°C (Ranges are automatically switched by identifying a sensor to be used.) 
            *Only channel 1 has built-in sensor, measuring range is -20 to 55°C | 
        
        
            | Accuracy Rating | 
            ±0.5°C ±1digit (in a range of -5 to 50°C) 
            *±1.0°C ±1digit of other than above. | 
        
        
            | Input Point | 
            2 points | 
        
        
            | Number of Logging Data | 
            6000 data for each channel | 
        
        
            | Temperature Sensor | 
            Built-in (channel 1 only)/External sensor switching 
            *Various external sensors (sold separately): general type, waterproof tube, needle type and surface temperature measuring type etc. are available. | 
        
        
            Display Contents 
            (Each channel) | 
            Current data=Month, day, hour, minute and measuring temperature 
            Recalling data=Highest, and lowest temperatures in logging period, and average temperature in the logger 
            Setting parameter=High and low limit alarm set values. | 
        
        
            | Operation Available in the Logger | 
            Display start-up (with auto-off function: Display goes out after one minute when no operation is performed.) 
            Display content selection (clock setting, logging start/stop, keylock set/release) 
            *Three function keys of DISP, SEL, and REC. | 
        
        
            | Communication Function | 
            Communication with an exclusive data reader (sold separately) through near-infrared radiation. 
            Parameter setting, and recalling logger data and logging condition by exclusive analysis software. |