AEC HE Mass Flow Series Drying hoppers - Manual (Page 35)

Page 34 HE
• CHE • BCHE Mass Flow Series Drying Hoppers
Figure 12
Self-Diagnostic Error Messages
Message Cause Heater circuit
Temperature has risen beyond the temperature scale
range. OFF
Temperature has fallen below the temperature scale
range. ON
1. The thermocouple has burned out.
2. The short circuit bar has been removed.
OFF
(flashes)
Memory failure. the controller must be replaced if recovery
is not made by turning power off once and on again. OFF
(flashes)
Analog-to-digital converter failure. The controller must be
replaced if recovery is not made by turning power off once
and on again.
OFF