| Model | TRL40T | TRL50T | TRL80T | TRL100T | 
        
            | Size | mm | 40A | 0A | 80A | 100A | 
        
            | in. | 1 1/2 | 2 | 3 | 4 | 
        
            | Measurable fluids | Drinking water, processing water, industrial water, pure water, etc. | 
        
            | Max.pressure | NPa | 1 | 
        
            | Bar(PSI) | 10 (145) | 
        
            | Flow range | m3/h | 0.6 to 30 | 1 to 50 | 2 to 100 | 4 to 200 | 
        
            | US gal/min | 2.64 to 132 | 4.4 to 220 | 8.8 to 440 | 17.6 to 880 | 
        
            | Accuracy | ±2% of rate | m3/h | 3 to 30 | 5 to 50 | 10 to 100 | 20 to 200 | 
        
            | US gal/min | 13.2 to 132 | 22 to 220 | 44 to 440 | 88 to 880 | 
        
            | ±5% of rate | m3/h | 0.6 to 3 | 1 to 5 | 2 to 10 | 4 to 20 | 
        
            | US gal/min | 2.64 to 13.2 | 4.4 to 22 | 8.8 to 44 | 17.6 to 880 | 
        
            | Fluid temperature range | 0 to 50°C (32°F to 122°F) | 
        
            | Display | Main |  | Cyclic display : Total integrated flow/Trip integrated flow | 
        
            | Integrated flow | LCD 10digit | 
        
            | Sub | Instantaneous flow | Cyclic display : Instantaneous/Temperature | 
        
            | Temperature | LCD 4digit | 
        
            | Output | Pulse | Pulse per 0.1m3 or Pulse per 10 USgals (open drain unit pulse) | 
        
            | Analog | 4 to 20mA (for DC power only) | 
        
            | Power supply | Battery | Lithium battery with a life of 10 years (replaceable) | 
        
            | Extermal | 24V DC | 
        
            | Connection | Wafer | 
        
            | Installation position | Free | 
        
            | Materials in contact with fluid | PVC | 
        
            | Protection class | IP64 | 
        
            | Weight | 1.4kg (3.1lbs) | 1.7kg (3.7lbs) | 2.4kg (2.4lbs) | 3.1kg (3.1lbs) |