The ARD-A series analog remote I/O units provide input/output expansion and communication for various devices using DeviceNet protocols. The ARD-A series provides high measurement accuracy and excellent noise immunity using differential input method. Up to 63 units can be expanded per master unit and power and communication systems can be built easily using just the communication connection. Various user-friendly functions and simple mounting methods allow flexible application in diverse settings.
Main Features
DeviceNet protocol analog remote I/O
Communication between different devices with DeviceNet protocol
Additional expansion
- Expand up to 63 base units per master unit
- Build power and communication systems using communication lines
Differential input method (measure difference between + and - input signals) provides high measurement accuracy (0.3%) and excellent noise immunity
Various I/O ranges : 0-5VDC, 1-5VDC, 0-10VDC, -5-5VDC, -10-10VDC, DC 4-20mA, DC 0-20mA
Display scale function : Set high-limit/low-limit scale values for analog input/output range
(range : -28,000 to 28,000)
Various functions
- Communication speed auto-recognition, network power supply monitoring, input digital filter, hold peak/bottom value, hysteresis, count number of units, read model names, status flag monitoring
Built-in surge protection, reverse power polarity protection, and static protection circuits