• Accepts 64 (sixty four) 4-20 mA inputs, bridge or wireless; offers 4 outputs.
  20 mA, RTU ModBus or wireless.
• Non-invasive operation with touch buttons (magnetic).
  Data logging on SD card, Five common standard SPDT relays plus 16-channel programmable relay board optional; Discrete relays optional; Quad RS-485 ports allow dual ModBus master/slave interface operation and ModBus multiple operation.
• The SD card stores data for one year.
• The internal memory records up to 2000 events.
• Graphic display, visual alarm LED, built-in Piezo siren.
• The WX16 can be configured to accept wireless inputs from an OLCT 200 transmitter or to communicate wirelessly with a compatible ModBus master device.

In addition, the WX4 wireless option offers the following features:

• 900 MHz or 2.4 GHz FHSS.
• Adjustable Tx power source from 10 mW to 1 W.
• CSA Division 1 and 2 antennas.
• 256 bit encryption.
• Range up to 3000 feet (900 meters) under roof.
• Range up to 10 miles (16 km) outdoors.
• Receiver sensitivity of 100 dBm.