Endress+Hauser RIA452 Betriebsanleitung Seite 120

Commissioning
Menu
LIMIT 1 to 8/M10 to 17
Alarm operating mode
A relay with the "Alarm" operating mode is activated if the following events occur:
• Analog input (4-20 mA) < 3.6 mA (lower Namur limit) or > 21.0 mA (upper Namur limit)
• EEPROM HW error (E101)
The relay remains picked up even after acknowledging.
• Implausible calibration data (E103)
The relay remains picked up even after acknowledging.
• Bus error reading the min/max data after power-up (E104)
The relay remains picked up even after acknowledging.
• Bus error reading the relay data after power-up (E105)
The relay remains picked up even after acknowledging.
• Universal card HW error (E106)
The relay remains picked up even after acknowledging.
• Pulse buffer overflow (E210)
The relay drops out after acknowledging.
• Pump error at the digital input x in question (E22x)
The relay remains picked up even after acknowledging.
120
Function (menu item)
Function
Setpoint A
Hysteresis
Grad. time
Setting value
Grad
Gradient value for threshold
Value for hysteresis
Interval time in seconds
Endress+Hauser
RIA452