CHJT-500 intelligent data logging devices

Description: CHJT-500 intelligent data logging devices ● Scope CHJT-500 intelligent data logging devices and various types of sensors, transmitters used in conjunction, can be multi-channel temperature, pressure, level, flow, weight and other parameters of industrial processes circuit detection, alarm control, transmission output, data acquisition and communications. ● Features Universal input feature automatic calibration and manual calibration function Multiple protection, isolation design, anti-interference ability, high reliability intelligent data logging devices good software platform, with secondary development capacity to meet the special features intelligent data logging devices advanced modular structure, with a powerful instrument chip, feature set, the system very easy to upgrade automatic inspection, periodic inspection can be switched manually free inspection channel switching time and the effective number of channels can be set ● The main technical indicators of basic error: 0.2 % FS ± 1 word Resolution: 1 / 20000,14-bit A / D converter Display: double four LED digital tube, the upper display shows the measured value, the lower display shows the channel number Sampling period: 0.5S Alarm output: ⑴1-64 channel unified upper and lower alarm relay output contact capacity AC220V / 3A ⑵1-8 channels are independent alarm, relay output contact capacity AC220V / 1A transmitter output: input select the appropriate channel with 4 ~ 20mA through the switch, 0 ~ 10mA, 1 ~ 5V, 0 ~ 5V isolated output accuracy: ± 0.3% FS Communication output: Interface - Isolated serial bi-directional communication interface RS485 / RS422 / RS232 / Modem baud --300 ~ 9600bps internal freedom provided given supply: Switching Power Supply 85 ~ 265VAC power 4W less ● Model Description spectrum Description CHJT-500 intelligent data logging devices Dimensions A horizontal 160 × 80 × 125mm T Desktop 320 × 120 × 250mm channel number □□ 0-64 Road, A Specifications meter up to 24 alarm outputs for each channel H unified unified upper limit alarm limit alarm L each channel independently for each channel D alarm (up to 8) transmitter output X1 4 ~ 20mA output X2 0 ~ 10mA output X3 1 ~ 5V output X4 0 ~ 5V micro-printer output communication output P R serial communication RS485 serial communication RS232 S Power supply 220VAC power supply input signal Sn W DC24V See "; the input signal type table"; Model example: CHJT-500A-16HS-Pt100 CHJT -500 series intelligent data logging devices, horizontal 160 × 80 × 125mm, input Pt100, unified alarm cap for each channel with RS485 serial communications power supply 220VAC. 8-way intelligent data logging devices Terminal Wiring input signal thermocouple, voltage, current input signal is thermal resistance, resistance to 16 remote intelligent data logging devices Terminal Wiring 32 Wiring intelligent data logging devices Terminal input signal is thermocouple voltage and current input signal is thermal resistance, remote resistance