Watlow CPC400 - Manual (Page 67)

CPC400 Series User’s Guide Chapter 3: Operation and Setup
Doc. 0600-2900-2000 Watlow Anafaze 53
Table 3.3 System Alarm Messages
Job Display
The job display appears if you load a job from memory. If
you load a job using the Load setup from job parameter, the
job display shows the following screen:
If the job was loaded using digital inputs, the display shows
this screen:
If parameters are modified while the job is running, the dis-
play shows this screen:
To toggle between the job display and the loop display,
press > or <.
Message Description
Low power The power supply has failed. See Low Power on page 145.
Battery dead
The RAM battery in the CPC400 is not functioning correctly, and stored
data has been corrupted. See
Battery Dead on page 145.
H/W failure:
Ambient
The temperature around the controller is outside of the acceptable range
of 0 to 50°C. See
If the controller has failed, it may have been damaged
by excessive voltage. Before replacing the controller, troubleshoot for
high ac voltage on sensors or outputs. See Checking Analog Inputs on
page 148. on page 146.
H/W failure:
Gain
Hardware failed because of excessive voltage on inputs. See H/W Fail-
ure: Gain or Offset on page 146.
H/W failure:
Offset
Job 1 running
Job 1 running
remotely loaded
Job 1 running
Data modified