Description of device parameters Proline Promag 300 Modbus RS485
136 Endress+Hauser
Assign dir.check
Navigation Expert → Output → PFS output 1 to n → Assign dir.check (0484–1 to n)
Prerequisite • The Switch option is selected in the Operating mode parameter (→ 120).
• The Fl. direct.check option is selected in the Switch out funct parameter (→ 132).
Description Use this function to select a process variable for monitoring the flow direction.
Selection • Off
• Volume flow
• Mass flow
• Correct.vol.flow
Factory setting Volume flow
Assign status
Navigation Expert → Output → PFS output 1 to n → Assign status (0485–1 to n)
Prerequisite • The Switch option is selected in the Operating mode parameter (→ 120).
• The Status option is selected in the Switch out funct parameter (→ 132).
Description Use this function to select a device status for the switch output.
Selection • Empty pipe det.
• Low flow cut off
Factory setting Empty pipe det.
Additional information Options
If empty pipe detection or low flow cut off are enabled, the output is conductive.
Otherwise, the switch output is non-conductive.
Switch-on delay
Navigation Expert → Output → PFS output 1 to n → Switch-on delay (0467–1 to n)
Prerequisite • The Switch option is selected in the Operating mode parameter (→ 120).
• The Limit option is selected in the Switch out funct parameter (→ 132).
Description Use this function to enter a delay time for switching on the switch output.
User entry 0.0 to 100.0 s
Factory setting 0.0 s