FMC Technologies Proline Promass 83 E - Function Description

Issue/Rev. 0.2 (12/12) MN0M023 • Page 161
Device Functions Proline Promass 83 10 Block SPECIAL FUNCTION
MAX. FLOW
(7244)
A maximum flow value can be specified in this function. The batching process is aborted
and all the valves are closed if the specified flow value is overshot.
Application:
This function can be used for safety reasons, for example, to ensure all batching valves
close in the event of a system fault.
User input:
5-digit floating-point number
Factory setting:
0 [unit] (= deactivated)
! Note!
• The appropriate unit is taken depending on the process variable selected in the
ASSIGN BATCH VARIABLE parameter and the unit configured in the SYSTEM UNITS
function group.
• The function is not active if you enter 0 (factory setting).
• If the batching process is aborted because the specified flow value is overshot, the
parameter BATCH COUNTER is not incremented.
• New error message > MAX. FLOW with the error number #474. The error message is
output automatically after 60 s.
In the function ASSIGN PROCESS ERROR (8002), you can use the ERROR CATEGORY
(8003) to define whether this should be treated as a fault or notice message.
Factory setting = FAULT MESSAGE
Function description
SPECIAL FUNCTION o BATCHING FUNCTION o SUPERVISION