MMCU-500, HRD-28B/28R/28P/28T, Liquid Level Gauges and Indicators

Instrumentation and Automation

Liquid Level Gauges and Indicators

MMCU-500, HRD-28B/28R/28P/28T

Product Description

This system is a tank monitoring system consisting of Multi Monitoring & Communication Unit MMCU-500, Zener Barrier HRD-28B, Radar Type Level Transmitter HRD-28R, Pressure Transmitter HRD-28P and Temperature Transmitter HRD-28T. HRD-28R, HRD-28P and HRD-28T are located in hazardous area (cargo tank) and connected to MMCU-500 through HRD-28B where located in safe area. MMCU-500 is communication unit capable displaying tank information and has 4 serial output ports (RS-485/422) and 1 lan port.

Product Ratings

Tank monitoring panel consisting of Multi monitoring & communication unit (MMCU-500) and Zener barrier (HRD-28B) | -Protection degree: IP67 | | Multi monitoring & communication unit (MMCU-500) | -Power supply: 24VDC | -Maximum radar capacity: 24 | -4~20mA input: up to 128 | -Communication port: 4 x RS485/422 and 1 x lan | -Operating temperature: 5~70 degree C | | Zener barrier (HRD-28B) | -Working voltage: 13.5VDC | -Intrinsically safe Ex ia IIB Ga | | Radar type level transmitter (HRD-28R) | -FMCW X-band radar type | -Accuracy: +/- 3mm | -Protocol: Modbus (RTU) | -Operating temperature: -35~70 degree C | -Storage temperature: -40~85 degree C | -Rage: 0.8 to 35 meter | -Intrinsically safe Ex ia IIB T4 Ga | -Protection degree: IP67 | | Pressure transmitter (HRD-28P) | -Sensor scale: 800~2000 mbar | -Accuracy: 0.3% of full scale | -Operating temperature: -35~70 degree C | -Storage temperature: -40~85 degree C | -Sensor output: 0.5~4.5VDC | -Intrinsically safe Ex ia IIB T6 Ga | -Protection degree: IP67 | | Temperature transmitter (HRD-28T) | -Sensor: 2 wire PT1000 ohm | -Accuracy: IEC 751 class B | -Measuring range: -50~150 degree C | -Operating temperature: -35~70 degree C | -Storage temperature: -40~85 degree C | -Installation position: Top/Middle/Bottom | -Intrinsically safe Ex ia IIB T6 Ga | -Protection degree: IP67

Applicable Standards

Not Available / To be Updated