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Featured SN-4040直控键盘 manuals
SN-4040 Straight Control Keyboard User Manual
The SN-4040 straight control keyboard is a compact RS485‑based controller designed for PTZ camera systems. It supports up to 99 camera addresses, multiple communication protocols (Pelco‑P, Pelco‑D, YC, YINXIN, Shanghai Anfang), and offers functions such as preset point selection, dwell time adjustment, and automatic scanning.
The manual details power requirements, bus wiring, protocol selection, and step‑by‑step instructions for camera selection, preset point programming, and automatic sequence operation. It also includes specifications for voltage, power, bus length, and impedance matching to ensure reliable communication. This manual is written in Chinese.
Covers: Keyboard Overview · Technical Specifications · RS485 Bus Connection · Communication Protocol Selection · Camera Address Selection · Preset Point Programming
Latest SN-4040直控键盘 manuals
SN-4040 Straight Control Keyboard User Manual
User Manual 5 pages · 131 KB · ZHThe SN-4040 straight control keyboard manual provides operation, connection, and technical specifications for controlling PTZ cameras via RS485.
Which document do I need?
User Manual
Day-to-day operation, settings and troubleshooting. Start here if the product is already set up.
Questions answered in SN-4040直控键盘 manuals
How many devices can be connected on the RS485 bus?
The RS485 bus can connect up to 32 decoders or other devices.
What is the range for setting the dwell time?
The dwell time can be set between 1 and 60 seconds using the DWL key.