Table 4-1 Lower Display Key Parameter Prompts; Table 4-2: Diagnostic Messages - Honeywell EDC 200 Series Product Manual

Viewing the operating parameters
Press the LOWER DISPLAY key to scroll through the operating parameters listed in Table 4-1
Lower Display Key Parameter Prompts. The lower display will show only those parameters and their
values that apply to your specific model.
Lower
Display
Tx.xx
Mxxx
ASTR
ASTP
ALM
Fail
Diagnostic Messages
The EDC 200 Series performs background tests to verify data and memory integrity. If there is a
malfunction, a diagnostic message will be shown on the lower display. In the case of more than one
simultaneous malfunction, only the highest priority diagnostic message will be displayed. Table 4-2:
Diagnostic Messages shows the error messages in order of priority. If any of these diagnostic
messages appear on the lower display, refer to Chapter 5 Troubleshooting/ Service for information
on how to correct the problem.
Prompt
LOCK
EDxx
FCxx
ECxx
Revision 2.0
July 2015
7-Segment
Code
Tx xx
Time that remains on timer in Hours.Minutes.
.
Mxxx
Output value is percent; for Three Position Step control, this is an
estimated motor position and shown with no decimal place.
ASTR
When AT is enabled and AT process is not operating
ASTP
When AT is enabled and AT process is operating
ALM
Alarm is triggered and configured as Latch
Fail
Failsafe — conditions for failsafe are:
... EEROM Test Failed
... Scratch Pad RAM Test Failed
... Configuration Test Failed
... Field or Factory Cal Test Failed

Table 4-1 Lower Display Key Parameter Prompts

The lockout feature has been enabled to prevent
unauthorized changes of certain functions or parameters.
Power on error
Configure and calibration check error
IO control error

Table 4-2: Diagnostic Messages

EDC201 / EDC202 / EDC203 Product Manual
4. Monitoring and Operating the Controller
4.3. Monitoring Your Controller
Description
Description
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