Deskripsi
LCD Display Board
• Type: Human‑Machine Interface (HMI) / LCD display board
• Model: TP400‑D‑3
• Brand: Changzhou Power Plant Auxiliary Equipment Factory Co., Ltd.
Product Overview:
The TP400‑D‑3 is an LCD human‑machine interface board designed for use in TP400 series electric actuator control systems. It provides local display and keypad input for monitoring actuator status, setting parameters, and performing manual control. It’s typically paired with the TP400‑PLC main control board in intelligent electric actuators.
Specifications (typical for TP400‑D‑3 boards):
| Parameter | Specification |
|---|---|
| Display Type | LCD (multi‑line alphanumeric) |
| Interface | Ribbon cable / multi‑pin connector to TP400‑PLC board |
| Functions | Local display of valve position, status, alarms; parameter setting; manual open/close control |
| Control Keys | Membrane keypad or tactile push buttons |
| Supply Voltage | 5VDC (from main control board) |
| Operating Temp | −25 °C to +70 °C |
| Humidity | ≤95% RH (non‑condensing) |
| Compatibility | TP400‑PLC‑A, TP400‑PLC‑801, TP400‑PLC‑1411 main boards |
| Protection | Mounted inside actuator enclosure (IP rating depends on actuator housing) |
Dimensions & Weight:
- Dimensions: Approx. 120 × 80 × 20 mm (PCB only)
- Weight: ~150–200 g
Applications:
- Local operator interface for electric actuators
- Power plant valve automation
- Water treatment and pumping stations
- Petrochemical process control
- HVAC and industrial ventilation systems
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