model 2704 controller installation and operation handbook - Soliton

Diagnostics
2704 Controller
20. Chapter 20 Diagnostics
20.1. WHAT IS DIAGNOSTICS?
Diagnostics are displayed in Access Level 3 only and provide information on the internal
state of the controller. They are intended for use in advanced fault finding situations. Up to
eight error messages can be listed and each error message displays a message showing the
state of the controller. The error messages are shown in Note 1.
The diagnostic parameters are listed below:-
20.1.1. Diagnostics parameters
Table Number:
20.1.1
This page allows you to inspect diagnostic
information
DIAGNOSTICS
Parameter Name Parameter Description Value Default Access
Level
Error Count Number of errors recorded R/O
Error 1
R/O
Error 2
Error 3
Error 4 Historical errors where 1 is See R/O
Error 5 the most recent Note 1 R/O
Error 6
Error 7
Error 8
CPU % Free
A measure of the loading on
the CPU
Con Task Ticks A measure of the activity of R/O
UI Task 1 Ticks the algorithm R/O
UI Task 2 Ticks
Power FF
Power Failures
Power feedback. Measures
the supply voltage to the
controller
A count of the number of
power failures
R/O
R/O
R/O
R/O
R/O
R/O
R/O
R/O
R/O
20-2 Installation and Operation Handbook. Part No HA026502 Issue 1.0 Apr-00