User manual for the NP-DF-XXXXXX smart hand controller, covering features, specifications, wiring, installation and troubleshooting.
About this manual
The NP-DF-XXXXXX smart hand controller from Nanjing Youbei Electric is a digital instrument designed for precise control of actuators in industrial automation. It supports multiple input signals, provides dual‑row LED and bar‑graph displays, and offers manual/automatic switching with alarm functions.
The manual includes performance features, technical specifications, parameter settings, operation instructions, fault analysis, wiring diagrams, application examples, and installation guidelines, helping users configure and maintain the device safely and efficiently. This manual is written in Chinese.
What's inside
- Instrument Types
- Performance Features
- Technical Specifications
- Parameter Settings
- Function Usage Instructions
- Common Fault Analysis
- Wiring Diagrams
- Application Examples
- Installation
Specifications
| Display | Dual‑row four‑digit LED with bar‑graph simulation |
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| Input Signal Range | 0‑10 mA, 4‑20 mA, 0‑5 V, 1‑5 V |
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| Power Supply | AC 85‑265 V, 50 Hz ± 2 Hz; DC 16‑32 V |
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| Operating Temperature | -10 °C ~ 55 °C |
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| Display Range | 0.0 ~ 9999 |
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| Alarm Relay Contact Rating | 220 V AC 3 A or 24 V DC 5 A (resistive load) |
Frequently asked questions
How do I switch between manual and automatic mode?
Press the EM button to toggle between manual and automatic operation without disturbing the process.
What are the alarm relay contact ratings?
The alarm relay contacts are rated for 220 V AC at 3 A or 24 V DC at 5 A for resistive loads.
What power supply voltages are supported?
The controller can be powered from AC 85‑265 V (50 Hz ± 2 Hz) or DC 16‑32 V.
What is the display range of the device?
The numeric display shows values from 0.0 up to 9999.