Instrument Introduction |  | ||||||||
| DBS A720AtypeDA Go to linkThe temperature collector hasUSBIndependent collector for communication interface.built-in1temperature sensor, instrument has4A two-wire extension interface can measure voltage, current, temperature, pulse, frequency and other signals.Suitable for indoor and outdoor temperature monitoring. | |||||||||
Instrument features |  | ||||||||
ØUp to 5 input signals with 16-bit resolution can be accurately measured ØpassUSBThe data cable is directly connected to the computer ØCan be passedLCDView data on the display ØMeasurement can be started or stopped by the panel button ØLong-term field monitoring can be performed using rechargeable batteries | |||||||||
| Main technical parameters | |||||||||
ØInput Type 4to20MAsensor Range: 4 to 20mA Resolution: 47.6μA Accuracy: ±0.5% Loop impedance: 21Ω 0to50MVsensor Range: 0 to 50mV Resolution: 37μV Accuracy: ±0.5% Loop impedance: 25MΩ Maximum voltage: 3.2V 0to1Vsensor Range: 0 to 1V Resolution: 200μV Accuracy: ±0.5% Loop impedance: 25MΩ Maximum voltage: 3.2V PT-100(2Line) Temperature Sensor Range: -200 to 400℃ Resolution: 0.1℃ Accuracy: -200 to -60℃ ±0.5%; 60 to 400℃ ±0.5%; -60 to 60℃±0.3℃ JType thermocouple temperature sensor Range: -200 to 1000℃ Resolution: 0.1℃ Accuracy: -200 to -60℃ ±0.5%; 60 to 1000℃ ±0.5%; -60 to 60℃ ±0.5℃ Cold junction temperature compensation: ±0.3℃ KType thermocouple temperature sensor Range: -200 to 1000℃ Resolution: 0.1℃ Accuracy: -200 to -60℃ ±0.5%; 60 to 1000℃ ±0.5%; -60 to 60℃ ±0.5℃ Cold junction temperature compensation: ±0.3℃ TType thermocouple temperature sensor Range: -200 to 400℃ Resolution: 0.1℃ Accuracy: -200 to -60℃ ±0.5%; 60 to 400℃ ±0.5%; -60 to 60℃ ±0.5℃ Cold junction temperature compensation: ±0.3℃ Position switchRange: On/Off Pulse counter (port only4) Range: 1 to 65536 Resolution: 1 count frequency Range: 0 to 4000Hz Input signal: 0 to 3.2V Input impedance: 470Ω Frequency (port only4) Range: 20Hz to 4KHz Input signal: 0 to 5V Input impedance: 470Ω Built-in temperature sensor Range: -20 to 50℃ Resolution: 0.1℃ Accuracy: ±0.3℃ Built-in humidity sensor Range: 5 to 95% Resolution: 0.5% Accuracy:10to90%, ±3%;5to10%,90to95%, ±5% ØOutput Type External power supply activation (used by sensor): 12VD C 300MA With overload protection Dry contact alarm output: Open collector Close position resistance:50Ω Maximum load:50MA,3VD C Sampling features: Storage space: 59,000 samples, depending on the specific settings Sampling interval:1 Yesto18Optional channel spacing:80dB ØHardware parameters show/button 2 lines 16 characters LCD display 2Independent key operation Storage method Loop/non-loop storageKeys start Storage pause Operating temperature -20 to 50℃ Host placement box ABS clinker boxsize:10.4 Small 9.3 Small 2.7 Smart weight:153 Can be fixed to a table or wall Compatibility standards CE\FCC\IC Waterproof and dustproof standard:IP54 Instrument power supply (three options) Built-in 4.8V 800mAh NiMH battery Optional external12VD C @ 300MA 3.6VA Battery life: approximately 10 months, depending on the specific settings | |||||||||
| Origin:Fourtec, USA | |||||||||