| Digital Input | 
    
      | Input Channel | 16 (Sink/Source) | 
    
      | Input Type | One Common Power or One Common Ground for All Inputs | 
    
      | On Voltage Level | +19V ~ +30V | 
    
      | Off Voltage Level | +11V max | 
    
      | Input Impedance | 3.25K Ohms, 0.25W | 
    
      | Isolation Voltage | 3750Vrms | 
    
      | Connection | 20-Pin Removable Terminal Block | 
    
      | Interface | 
    
      | Isolation Voltage | 3000Vrms | 
    
      | 2-wire cabling | 2-wire cabling	Belden 8941 (2P twisted-pair cable), When different cables are used, the transmission distance may change
 | 
    
      | Transfer distance | Max. 400m for speed 250K Max. 100m for speed 1M(Default)
 | 
    
      | LED Indicators | Power, Communication Run, Communication Error, Terminal resistor, Digital output | 
    
      | Transfer speed | 250Kbps and 1Mbps(Default) DIP Switch Settings
 | 
    
      | Cyclic scan time | 2.88ms for speed 250K 0.72ms for speed 1M(Default)
 | 
    
      | Power | 
    
      | Input Voltage Range | +10 ~ +30VDC (Non-isolation) | 
    
      | Power consumption | 2.4W Max | 
    
      | Connection | 5-Pin Removable Terminal Block | 
    
      | EMS Protection | 
    
      | ESD | 4KV for power liner, Communication line and each channel | 
    
      | EFT | 1KV for power liner | 
    
      | Surge | 0.5KV for power liner | 
    
      | Case | 
    
      | Case | Plastic | 
    
      | Flammability | UL 94V-0 materials | 
    
      | Dimensions | 32.5mm x 110mm x 102mm (W x H x D) | 
    
      | Installation | DIN-Rail | 
    
      | Mechanical | 
    
      | Operating Temperature | -25 °C~ +75°C | 
    
      | Storage Temperature | -30 ~ +85°C | 
    
      | Ambient Relative Humidity | 10 to 90% RH, non-condensing |