GAOTek Multi-Channel Data Logger

This Multi-Channel Data Logger has Screen of 4 in, Accuracy of ±0.2%, Working environment of 32 °F to 122 °F and Data transfer of 1G to 32GB.




  • 2 relay output
  • Transmitter concentration distribution +24 V DC
  • 220 V AC power supply
  • With USB interface
  • With RS 485 function


Technical Specifications

Screen 4-inch true-color TFT LCD
Accuracy Real time display: ±0.2% F.S.    Recall accuracy: ±0.2% F.S.  (Note: thermocouple should remove cold end error)
Processor High performance arm Cortex-M3 32-bit RISC core can be used to collect, record, display and alarm multiple signals at the same time
Memory module Large capacity parallel NAND FLASH Flash chips are used to store historical data, and serial FRAM storage chips are used to store key parameters such as configuration parameters
Input function Input specification: fully isolated universal input, maximum support 16 analog input

Voltage input: 0 V to 5 V, 1 V to 5 V, 0 V to 20 mV, 0 to 100 mV,0 to 10 V,

Resistor input: Res (0 to 400 Ω)

Thermal resistance: PT100, Cu50, G53, Cu100, BA1, BA2 (three-wire resistance balance, lead resistance < 10 Ω)

Radiation pyrometer: F1, F2

Tungsten rhenium: WRe3 to 25 WRe5 to 26

Current input: 0 to 10 mA n 4 to 20 mA n 0 to 20 mA

Output Distribution Distribution output: up to 1sets of transmitters are supported for isolated distribution 24 V DC, each group of distribution ≤ 60 mA, support other specifications of isolated distribution (e.g., 12 V DC, 5 V DC distribution output)

Transmission output: support up to 6 channels standard current output, load capacity 750 Ω (maximum), convenient display instrument or DCS, PLC acquisition, achieve long distance signal transmission

Relay alarm output: up to 4 relay alarm output, contact capacity 1 A  250 V AC, 1 A  30 V DC (maximum contact capacity customizable), can be configured upper limit, lower limit alarm

Thermocouple: S, B, K, T, R, E, N, J


Print in

Communication interface: providing RS 232C and RS 485 communication interfaces for users to choose from, supporting the use of RS 232C and RS 485 at the same time, supporting the use of RS 232C and RS 232C at the same time, supporting Modbus RTU protocol, baud rates-

(1200N48009600, 19200, 38400, 57600)

Print interface: RS 232C direct connection to micro printer, baud rate 1200

Recording function Recording Intervals: 1 second, 2 seconds, 5 seconds, 10 seconds, 15 seconds, 30 seconds, 1 minute, 2 minutes, 5 minutes, 10minutes, 30 minutes, 1 hour
Data transfer Data backup and storage: support USB 1.1 USB 2.0 USB disk, support 1G to 32GB U disk for data transfer, strong compatibility, compatible with most of the U disk on the market (industrial version recommended)
Power Supply Voltage Power supply: 100, 240 V AC (rated 220 V AC) 50, 60 HZ AC power supply, 24 V DC (18 V DC to 36 V DC) DC power supply, 12 V DC (9 V DC to 18 V DC) DC power supply (DC power supply to be indicated when ordering)
Defensive function Power off protection: built-in memory protection parameters and historical data, permanent storage after power off

Clock protection: integrated hardware clock, can also run accurately after now

Working environment [prohibited from working in flammable, corrosive] Working temperature: 32 °F to 122 °F (0 ℃ to 50 ℃) (avoid direct sunlight)

Relative humidity: 0, 85 R.H (without condensation)

Altitude: < 2000 m (other than special specifications)

Instrument net weight Net weight: ≤ 3.30 lb. (1.5 kg)



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