Endress+Hauser Proline Promass F 500 - Page 184

Technical data Proline Promass F 500 Modbus RS485
184 Endress+Hauser
Voltage drop Typically: 0.6 to 2 V for 3.6 to 22 mA (passive)
Maximum input voltage ≤ 30 V (passive)
Open-circuit voltage ≤ 28.8 V (active)
Possible input variables • Pressure
• Temperature
• Density
Status input
Maximum input values • DC –3 to 30 V
• If status input is active (ON): R
i
>3 kΩ
Response time Adjustable: 5 to 200 ms
Input signal level • Low signal: DC –3 to +5 V
• High signal: DC 12 to 30 V
Assignable functions • Off
• Reset the individual totalizers separately
• Reset all totalizers
• Flow override