TXR2004E Economic Blue Screen Paperless Recorder Main Features

Adopting high-performance ARM Cortex-M3 32-bit RISC core, it can simultaneously achieve 4-channel signal acquisition, recording, display, and 2-channel alarm;

◆ Using a 256M large capacity FLASH flash chip to store historical data, never losing data in case of power failure;

◆ Physically isolated universal input, capable of inputting multiple signals simultaneously without the need to replace modules, and can be configured through software;

The numerical range for displaying engineering quantity data is wider, and it can display 4-digit values: -999~9999;

The copy and paste function of the clipboard facilitates user parameter settings;

◆ Two relay alarm outputs, simultaneously indicating the lower and lower limits, lower and upper limits, and upper and upper limits of each alarm;

◆ Support external micro printers to manually print data and curves, meeting users' on-site printing needs;

◆ Supports standard serial communication interfaces: RS232C and RS485, supports Modbus RTU protocol; Supports fieldbus CAN transmission, enabling bus communication and control functions;

Equipped with USB interface, compatible with 1.1 and 2.0 USB drives, and compatible with non branded USB drives; Compatible with 2G, 4G, 6G, 8G, 16G USB drives; Fast and convenient transfer of historical data;

Standard serial communication interface: RS232C and RS485, supporting Modbus RTU protocol;

◆ Adopting efficient green switching power supply, dual-use of AC and DC, with input voltage of 85-264VAC or 120-370VDC, input frequency range of 47-63Hz;

The instrument integrates hardware real-time clock, which can run accurately even in the event of power failure, making it more convenient for enterprise measurement management;

Multiple additional functions are available: historical curves, cumulative reports, transmission outputs, etc. Note: Customization is required to activate these additional functions.

TXR2004E economical blue screen paperless recorderMain performance indicators

Screen: 128 × 64 dot matrix blue screen liquid crystal display (LCD);

Accuracy: Real time display: ± 0.2% F.S;

Memory recall accuracy: ± 0.2% F.S;

(Note: Thermocouples should remove cold junction errors;)

Input specifications: Fully isolated universal input, 1-4 channel signal input, fully isolated between channels, isolation voltage greater than 1000V;

Isolation impedance: 20M Ω @ 1000V;

◆ Recording capacity: 64/128/192/248MB (FLASH capacity can be selected);

Voltage input: 0-5V, 1-5V, 0-20mV, 0-100mV (› 1M Ω);

◆ Current input: 0-10mA, 0-20mA, 4-20mA (impedance 250 Ω);

◆ Thermal resistance: PT100, Cu50 (requires balanced three wire resistance, lead resistance ‹ 10 Ω);

◆ Thermocouples: S, B, K, T, R, E, N, J, F2;

Other input signals or division marks need to be specified at the time of ordering;

◆ Distribution output: transmitter centralized distribution+24VDC, supports multi-channel isolated distribution, distribution ≤ 30mA/channel;

Relay alarm output: 2-channel relay contact output, contact capacity 3A@220VAC / 1A@30VDC , configurable upper limit, upper limit, lower limit, and lower limit alarms;

Communication and printing: Communication interface - RS232C or RS485, baud rate - (1200, 2400, 9600, 19200), printing interface - RS232C directly connected to a micro printer;

◆ Recording interval: 1 second to 240 seconds, divided into 11 levels: 1/2/4/8/12/24/36/60/120/180/240 seconds optional;

◆ Recording time: The length of recording time is related to the capacity of FLASH memory, the number of input points, and the recording interval. The calculation formula is as follows:

◆ Data backup and transfer: 1G, 2G, 4G, 8G, 16GB and other compatible USB drives;

Cold end compensation error of thermocouple: ± 1 ℃;

◆ Power off protection: Built in FLASH memory to protect parameters and historical data, which can be permanently saved after power off;

◆ Integrated hardware clock: can run accurately even after power failure;

Clock error: ± 1 minute/month;

Power supply: 85VAC-264VAC, 47-63HZ;

◆ Environmental temperature: 0-50 ℃, avoid direct sunlight exposure;

◆ Environmental humidity: 0-85% R.H;

Net weight: ≤ 1.0Kg