Overview

Acoustic Testing Pro high precision temperature adopts modularized structure to output alarm, sensor auxiliary power supply, forwarding, printing, communication, and other functions. Measurement data can be displayed in a variety of types, such as bar chart graphic display, real-time trend, historical trend memory, real-time circular chart, historical circular chart memory, alarm state display, etc. Curves and data can also be printed by small printer through RS232 port.

Features

7 in (177.8 mm) TFT color LCD
Wide viewing angle
High brightness and high contrast
USB standard interface data export
Using SMT technology, the design is more concise
The 32 bit high performance and highly integrated RAM processor
The photoelectric isolated RS 485 communication interface
Avoids the interference between channels
The supporting software supports PC data export and viewing

Technical Specifications

Input Signal	RTD-Resistance bulbs 3 types (Pt100, CU50, CU100)
	Linear DC Voltage (0 V to 5 V DC, 1 V to 5 V DC,0 V to 10 V DC)
	DC Current (4 mA to 20 mA, 0 mA to 10 mA)
	0 mV to 20 mV, 0 mV to 60mV, 0 mV to 100 mV, 0 mV to 500 mV
Accuracy	0.2 grade when RTD, linear voltage, linear current and T.C input
Accuracy	0.2% FS ±35.6 °F (±2.0 ℃) when T.C input with cold junction compensation by internal part of recorder
Sampling Rate	≤1 s
Temperature Shift Coefficient	Standard value 50 PPM
CMR Ratio	85 dB to 110 dB
Input Independence	0 V DC to 5 V DC and 1 V DC to 5 V DC input 500 KΩ
	4 mA to 20 mA input 250 KΩ
	0 mA to 10 mA input 500 KΩ
	Other signal input 20 MΩ
Isolation	Isolated voltage between channels and ground 1000 V AC Isolated voltage between channels 400 V AC
Input Error Action	Max, Min, Hold
Power supply	100 V AC to 240 V AC, frequency 47 Hz to 63 Hz, max power consumption 5 V A
Power supply	24 V DC, max power consumption 5 V A (please advise when order)
Insulation	When power insulation to ground is higher than 1500 V AC, leakage current 10 mA for one minute
Insulation	When power insulation to housing is higher than 1500 V AC, leakage current 10 mA for one minute
Aux. power supply	24 V DC, max. 40 mA for sensor and transmitters, up to 8 points built in
Processor	32 bits, high performance, and integrated ARM CPU
Hardware guider	CPU inner integration for long time, stable and safe operation
Hardware Clock	Adopt hardware real clock with high stability. Clock accuracy ±5 ppm. After power off, Li battery for continual power supply
Hardware Clock	validity of battery is 30 days
Data Memory	All data will be stored in FLASH memory, not need reserve battery to ensure that all the history data and configuration
Data Memory	parameters will be not lost when power off
Comm. Port	Photoelectrical isolated RS 485 communication interface
Comm. Protocol	Standard MODBUS- RTU comm. protocol, can communicate with modern HMI and DCS directly
Printing Port	Photoelectrical isolated RS 232C print port, Baudrate 9600 bps Maximum print resolution 240 dot per line
Record Time	Record time = 45 days x record interval ÷ channel numbers. Can record 1 day data at least, also for 440 years at most
Display	7.0 in (177.8 mm), 320 Pixel x 240 Pixel TFT, Color LCD display
Ambient	Working Temperature 32 ℉ to 122 ℉ (0 ℃ to 50 ℃) Relative humidity 10% to 85% (now dew)
Ambient	Transport and storage -4 ℉ to 140 ℉ (-20 ℃ to 60 ℃) Relative humidity 5% to 95%
Size	Dimension 7.68 in x 5.70 in x 2.38 in (195 mm x 145 mm x 60.5 mm) Panel Flush Mounted
Net Weight	Maximum 2.2 lb (1 kg)

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Acoustic Testing Pro High Precision Temperature

Overview

Features

Technical Specifications

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