Output - Endress+Hauser RIA452 Mode D'emploi

RIA452

10.2 Output

10.2.1 Output signal
Relay, transmitter power supply (standard)
Current, voltage, pulse, intrinsically safe transmitter power supply (option)
10.2.2 Signal on alarm
No measured value visible on the LC display, no background illumination, no sensor power
supply, no output signals, relays behave in safety-oriented manner.
10.2.3 Current/voltage output
Span:
• 0/4 to 20 mA (active), 0 to 10 V (active)
Load:
• ≤ 600 Ω (current output)
• Max. loop current 22 mA (voltage output)
Signal characterization:
• Signal freely scalable
Galvanic isolation towards all other circuits
10.2.4 Pulse output
• Frequency range to 12.5 kHz
• I = 200 mA
max
• U = 28 V
max
• U = 2 V at 200 mA
low/max
• Pulse width = 0.04 to 2000 ms
10.2.5 Relay
Signal characterization:
• Binary, switches when the limit value is reached
Switch function: limit relay switches for the operating modes:
• Minimum/maximum safety
• Alternating pump control function
• Batch function
• Time control
• Window function
• Gradient
• Device malfunction
• Sensor malfunction
Switching threshold:
• Freely programmable
Endress+Hauser
Technical data
147