K61-DL20 Switching Value Synchronous Remote Transmission
[DI input channels]：4
[DO output channels]：4
[Interface type]：Switch digital type
[Size]：110*84.32*25.3mm
[Product weight]：164±5g
[Introduction]：This product is a cross-communication function product. Function: The sender collects 4-channel switch signal and transmits the data to the receiver through wireless (LoRa spread spectrum) or network port, and the receiver restores the 4-channel switch signal.
| Item | Description |
|---|---|
| Number of DI/DO channels | 4 |
| Interface Type | Switch (digital) type |
| Connection method | 5.08mm industrial grade plug-in terminal |
| Refresh rate | When a signal change is detected, trigger immediately (debounce time 150ms) |
| DI signal input | 1. The dry and wet nodes are compatible, and the low-level input of the switching value is valid; 2. DI acquisition channel and GND: the effective voltage input range of low-level action is less than 0.7V; the withstand voltage range is less than 30V; reverse connection may cause product damage. |
| DO signal output | 1. The switch output type is: relay normally open contact output; 2. Relay contact load current range: ≤3A. |
| Product Size | 110*84.32*25.3mm（length*width*height） |
| Product weight | 164±5g |
| Package weight | 710±10g |
| Operating temperature | -40℃～85℃ |
| Storage temperature | -60℃～125℃ |
| Working humidity | 5%～95% RH |
| Storage humidity | 1%～95% |
| Waterproof level | Not waterproof, with certain moisture resistance |
| Dust rating | Completely blocks dust |
| Operating Voltage | DC voltage: DC 8V～28V |
| Power connector type | 5.08mm industrial grade plug-in terminal |
| Transmitter power consumption | Pmax (maximum power consumption) = 1W, Pav (average power consumption) ≤ 0.5W |
| Receiver power consumption | Pmax (maximum power consumption) = 1W, Pav (average power consumption) ≤ 0.5W |
| First method of communication type | RS485 |
| First method of communication whether with isolation | No |
| First method of communication connection method | 5.08mm industrial grade plug-in terminal |
| Type | LoRa Wireless Spread Spectrum (SX1262) |
| Transmit power | 160mW (22dBm) |
| Working frequency | 410.125～493.125Mhz (default 410.125Mhz) |
| Measured distance | 4000 meters (clear and open environment, maximum power, airspeed 2.4K, antenna gain 5dBi, feeder length 1m);It is recommended that the actual engineering application distance should be less than or equal to 1000 meters |
| Air rate | 2.4～62.5kbps (default 4.8kbps) |
| Receive sensitivity | -138dbm |
| Actual frequency calculation formula | Actual frequency=410.125Mhz+channel*1Mhz |
| Number of channels | 83 |
| Matching Antenna Interface/Impedance/Frequency | SMA female thread inner needle/equivalent impedance 50Ω/433Mhz |
