Control Issues - Emerson HART CAM216 Instruction And Operation Manual

CAM216/16 IOM
Doc. Number: ECM-402-0116
14.2

Control Issues

Table 45.
Issue
Can read status but
cannot control.
Analog control is not
properly functioning.
Sending commands
does not move the
valve.
Valve does not move,
yellow light flashing on
LDM screen.
Troubleshooting
Known Control Issues
Description
Incorrect control mode configuration or
control knob is in off mode.
When device is configured for analog
control the 4-20mA signal does not allow
full stroke control.
When sending Open, Stop, Close
command or Setpoint (0-100%) the valve
doesn't respond.
Incorrect control mode configuration or
control knob is in off mode.
Section 14: Troubleshooting
January 2016, Rev. 1
Troubleshooting
Make sure control knob is set to
Remote mode.
Verify if the device is properly
configured for "Analog" when
trying to control from AI 4-20mA
or "Network" when attempting to
send commands from host.
Calibrate the AI on the device;
refer to the electric actuator
manual for details.
Ensure that the actuator is
properly configured for HART
Block mode or HART Modulation
(Setpoint) mode.
Make sure control knob is set to
Remote mode.
Verify if the device is properly
configured for "Analog" when
trying to control from AI 4-20mA
or "Network" when attempting to
send commands from host.
81