IFC 110 F V2.0 IFC 110 F-EEx V2.0 - Krohne

Part C Special applications, functional checks, service, and order numbers Sect. 7.5Group I Faults / Symptoms Cause Remedial actionI 3 22 mA are available at Range of current output I is Check instrument parameterscurrent output (fault current) exceeded and correct if necessary(see Sect. 2.2 and 5.7) or consultKROHNE Service, havingfirst noted down hardwareinformation and error status,see Sect. 7.3, Fct. 2.02.I 4 22 mA are available at Fatal Error Replace signal converter orcurrent output (fault current)consult KROHNE Service,and red LED flasheshaving first noted down hardwareinformation and errorstatus, see Sect. 7.3, Fct. 2.02I 5 Unsteady display Electric conductivity of Increase time constantprocess liquid too low (see Sect. 5.2, Fct. 1.2).Also refer to Sect. 6.7.I 6 Receiver instruments Control input C1 or C2 is Change setting (see Sect. 5.10,indicate ”constant value” set to ”Hold outputs” and Fct. 1.11 and 1.12), oris activateddeactivate control input.I 7 Jumping current values Current output is set to Change hysteresis or trippingautomatic range change ranges, see Sect. 5.20.I 8 F/R-Mode: Different ranges set for Change setting,different displays for identical ”forward flow” and see Sect. 5.15, Fct. 1.05flow volumes in both ”reverse flow” ”Rev. range”.directionsI 9 Receiver instruments Control input C1 or C2 is set Change setting (seeindicate ”min. values” to ”Zero outputs” or ”Hold Sect. 5.10, Fct. 1.11 and 1.12)outputs” and is activated or deactivate control input.05/2003 IFC 110 F 73