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  Name Description Category
Testo 6383 (0555 6383) Metal Wall-mount Differential Pressure Transmitter Measurement of differential pressure; optional: humidity and temperature Automatic zero-point adjustment guarantees high, temperature-independent accuracy and long-term stability Low measurement range up to 10 Pa ensures highest precision at lowest pressures Flat housing allows flush surface integration in the cleanroom wall Display with multi-language operating menu and optical alarm display Preparation for external humidity/ temperature probe Testo 6610 Piezoresistive sensor 0.1 Pa Resolution 0.1 percent RH Humidity 0.01° C Temperature Protection class: IP 65 Operation temperature: -5 to 50° C Storage temperature: -20 to 60° C Process temperature: -20 to 65° C Measures 161 mm length, by 78 mm width, by 396 mm height Transmitters
Testo 6441 (0555 6441) DN15 Compressed Air Flow Transmitter Leakage detection, compressed air consumption meaurement Consumption cost allocation Peakload management Measuring range: 0.25 to 75 Nm³/h Pipe diameter: DN 15 (for 1/2" pipes) Weight: 0.9 kg Max. display value norm volume flow: 90 Nm³/h Min./max. monitoring Control of consumption-dependent maintenance strategies Automatic, exact compressed air dosage Transmitters
Testo 6442 (0555 6442) DN25 Compressed Air Flow Transmitter Leakage detection, compressed air consumption meaurement Consumption cost allocation Peakload management Measuring range: 0.75 to 225 Nm³/h Pipe diameter: DN 25 (for 1" pipes) Weight: 1.1 kg Max. display value norm volume flow: 270 Nm³/h Min./max. monitoring Control of consumption-dependent maintenance strategies Automatic, exact compressed air dosage Transmitters
Testo 6443 (0555 6443) DN40 Compressed Air Flow Transmitter Leakage detection, compressed air consumption meaurement Consumption cost allocation Peakload management Measuring range: 1.3 to 410 Nm³/h Pipe diameter: DN 40 (for 1 1/2" pipes) Weight: 3.0 kg Max. display value norm volume flow: 492 Nm³/h Min./max. monitoring Control of consumption-dependent maintenance strategies Automatic, exact compressed air dosage Transmitters
Testo 6444 (0555 6444) DN50 Compressed Air Flow Transmitter Leakage detection, compressed air consumption meaurement Consumption cost allocation Peakload management Measuring range: 2.3 to 700 Nm³/h Pipe diameter: DN 50 (for 2" pipes) Weight: 3.8 kg Max. display value norm volume flow: 840 Nm³/h Min./max. monitoring Control of consumption-dependent maintenance strategies Automatic, exact compressed air dosage Transmitters
Testo 6651 (0555 6651) Humidity Transmitter for Critical Climate The Highest accuracy up to ±1.0 % RH First humidity transmitter with Profibus-DP interface Self-monitoring and early warning guarantee high system availability Optimum adjustment concept thanks to adjustment of the entire signal chain incl. analog adjustment P2A software for parameterization, adjustment and analysis saves time and costs in commissioning and maintenance Transmitters
Testo 6681 (0555 6681) Industrial Humidity Transmitter The Highest accuracy up to ±1.0 % RH First humidity transmitter with Profibus-DP interface Self-monitoring and early warning guarantee high system availability Optimum adjustment concept thanks to adjustment of the entire signal chain incl. analog adjustment P2A software for parameterization, adjustment and analysis saves time and costs in commissioning and maintenance Calculation and presentation of all relevant humidity parameters Transmitters
Testo 6721 (0555 6721) Plastic Pressure Dewpoint Guard Plastic pressure dewpoint guard Ideal for compressed air cooling driers Avoid moisture damage by monitoring the cooling drier Testo humidity sensor (with special trace humidity adjustment) and NTC temperature sensor Ambient temperature: 0 to 50 ° C Storage temperature: -40 to 70 ° C Measurement range/pressure dewpoint: -30 to 30 ° C Process connection: G1/2 thread Plastic PAA GF30 housing material Power supply: 24 VAC/VDC (20 to 30 VAC/VDC max), power consumption 50 mA Transmitters