ZHONGHE 8000B/092 Dual-Channel Oil Tank Level Monitoring Module

Overview

The ZHONGHE 8000B/092 is a dual-channel oil tank level monitoring module. It integrates with the ZHONGHE 8000B series rotating machinery protection system and ensures precise oil level measurement in turbine lubrication systems. It supports TD-1, TD-2, and UT-81 LVDT displacement sensors, offering reliable monitoring, alarm protection, and seamless communication with DCS systems.

Technical Specifications

• Model: 8000B/092
• Function: Dual-channel oil tank level monitoring
• Sensor Type: TD-1, TD-2, UT-81 LVDT displacement sensors
• Measurement Range: 0–600 mm (default: –200 mm to 200 mm, customizable)
• Display: 3.5-digit LED; resolution: 0.1 mm (<100 mm), 1 mm (>100 mm)
• Accuracy: ±1.5% of full scale
• Analog Output: 4–20 mA per channel; max load 500 Ω
• Alarm Output: Relay contacts 2A/28VDC, 1A/250VAC; LED indicators
• Alarm Settings: Upper and lower limits per channel; configurable via software or handheld device
• Communication Ports: RS232, RS485, USB
• Protocol: MODBUS-RTU
• Power Consumption: ≤10W
• Operating Temperature: 0°C to 45°C (limit: –10°C to 50°C)
• Storage Temperature: –40°C to 60°C
• Humidity: 20% to 90% RH
• Installation: Plug-in module; occupies one slot in 8000B chassis
• Additional Features: Peak/valley memory, power-on self-lock, signal fault detection, alarm suppression