Digital remote meter detection terminal
ZY101E Digital Oil Tank Signal Connection Processing Unit is specifically designed for oil tank level signal and terminal processing. It meets the requirements of the State Grid Corporation's "Smart Substation Technical Specification, Part IV, Digital Remote Metering (Trial Version)" and is used for reading low and high oil level in transformer oil tanks. It can transmit the collected data in real time to the monitoring terminal via a wired twisted pair. Based on the Modbus RS485 communication technology platform, it realizes two-way communication, ensuring intelligent management of power equipment operation and safe operation of grid equipment.
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Product Description
Product Introduction
The ZY101E digital oil tank dedicated signal wiring processing unit is specially designed for oil level signal and wiring terminal processing units for oil tanks. It meets the requirements of the State Grid's "Smart Substation Technical Specifications Part IV Digital Telemetry Meter (Trial Version)" and is used for reading the low and high oil levels of transformer oil tanks. It can transmit the collected data in real time to the monitoring terminal via a wired twisted pair. Based on the Modbus RS485 communication technology platform, it realizes two-way communication, ensuring intelligent management of power equipment operation and safe operation of grid equipment.
Functional Block Diagram
Typical Functional Block Diagram of Digital Telemetry Meter
Main Electrical Parameters
Supply Voltage: AC 85-260V
Output Signal: 4-20mA and RS485
Protection Level: IP65
Ambient Temperature: -40～85℃
Swing Rate Limiting Driver Output
>25kV/μs High Common Mode Transient Immunity
256 nodes on the bus, thermal shutdown protection
Input Signal: 4-20mA
Contact Capacity: AC 220V/10A DC 220V/5A
Installation Method: Indoor or outdoor, any position
RS-485 transceiver with electrical data isolation function
2.5mA Maximum Low Power Consumption
No jitter power-on/power-off protection
Protection against external short circuits, overvoltage and overcurrent
Smart Substation Terminal Wiring Diagram
Dimensional Drawing
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