Proline Promag W 500
Endress+Hauser 17
Maximum input values DC 30 V, 250 mA (passive)
Maximum output current 22.5 mA (active)
Open-circuit voltage DC 28.8 V (active)
Output frequency Adjustable: end value frequency 2 to 10 000 Hz (f
max
= 12 500 Hz)
Damping Adjustable: 0 to 999 s
Pulse/pause ratio 1:1
Assignable measured
variables
• Volume flow
• Mass flow
• Corrected volume flow
• Flow velocity
• Conductivity
• Corrected conductivity
• Temperature
• Electronic temperature
Switch output
Maximum input values DC 30 V, 250 mA (passive)
Open-circuit voltage DC 28.8 V (active)
Switching behavior Binary, conductive or non-conductive
Switching delay Adjustable: 0 to 100 s
Number of switching
cycles
Unlimited
Assignable functions • Off
• On
• Diagnostic behavior
• Limit value:
– Off
– Volume flow
– Mass flow
– Corrected volume flow
– Flow velocity
– Conductivity
– Corrected conductivity
– Totalizer 1-3
– Temperature
– Electronic temperature
• Flow direction monitoring
• Status
– Empty pipe detection
– Low flow
Double pulse output
Function Double pulse
Version Open collector
Can be set to:
• Active
• Passive
Maximum input values DC 30 V, 250 mA (passive)
Open-circuit voltage DC 28.8 V (active)
Voltage drop For 22.5 mA: ≤ DC 2 V
Output frequency Adjustable: 0 to 1 000 Hz
Damping Adjustable: 0 to 999 s