| Sampling Method | 
            Sample Draw | 
        
        
            | Range | 
            0 – 25 % | 
        
        
            | Accuracy | 
            ± 1% of full scale | 
        
        
            | Operating Temperature | 
            -40 to +55 ºC | 
        
        
            | Display | 
            3/4” backlit digital display | 
        
        
            | Sensor Type | 
            Long-life zirconium oxide sensor cell | 
        
        
            | Sensor Life | 
            10+ years under normal conditions | 
        
        
            | Signal Outputs | 
            4-20 mA Analog Output (Active) 
            Dual-Level Alarm Relay Contacts | 
        
        
            | Power Requirements | 
            24 VDC 
            300 mA | 
        
        
            | Dimensions | 
            266.7 x 190.5 x 177.8 mm 
            10.5(W) x 7.5 (H) x 7.0 (D) inches | 
        
        
            | Weight | 
             16 lb 
            7.3 kg | 
        
        
            | Enclosure | 
            99020 – Explosion-proof Class 1, Div 1 & 2, Groups B,C, & D, Zones 1 & 2, Groups IIB+H2, IIA 
            99045 – Explosion-proof Class 2, Div 1 & 2, Groups E, F, G | 
        
        
            | Calibration | 
            Calibration is not required. Periodic span adjustment as needed. | 
        
        
            | Country of Origin | 
            USA | 
        
        
            | Harmonized Tariff Code | 
            8531.10.0045 |