JUMO DICON 401 User Manual

15 Appendix
90
15.2 Alarm messages and display priorities
Priority Display Possible error/
notes
Assignment Error handling
check/repair/replacement
Matrix 7-segment
high
low
ÈÈÈÈÈÈÈÈ
+LEDs
8888.
8888. (blinks)
watchdog or power-on
will trigger initialisation (reset)
controller replace controller when
initialisation is longer than 5sec
(no display) (no display)
-logic function “All displays off” is
configured and active
-controller faulty
-supply faulty
-no error
-controller
-supply
-open logic input
-replace controller
-check supply
BREAK E1
…
BREAK E4
9999. (blinks)
or ( )*
-probe/lead break of resistance
thermometer (connection 1.9,
1.11, 1.4, 1.8, 2.10, 2.12, 3.20,
3.12) or standard-signal input
-probe/lead short-circuit at
standard-signal input
-overrange at standard-signal
input
-underrange at standard-signal
input
external
signal
generator
-check probe for break or short-
circuit
-check probe connection and
terminals
-check lead
ORANGE 1
…
ORANGE 4
9999. (blinks)
or ( )*
-overrange of resistance
thermometer and thermocouple
input
-probe/lead break of ther-
mocouple input
external
signal
generator
-is the medium to be measured
within the measuring range (too
hot - too cold?)
-check probe for break or short-
circuit
-check probe connection and
terminals
-check lead
URANGE 1
…
URANGE 4
-1999.
(blinks)
or ( )*
-underrange of resistance
thermometer and thermocouple
input
-probe/lead short-circuit of
resistance thermometer
-probe/lead break of resistance
thermometer 1.10, 1.7, 2.11,
3.11
ORANGEM1 ( )*
overrange (maths module)
(calculation result > range end)
ORANGEM2
URANGEM1 ( )*
underrange (maths module)
(calculation result < range start)
URANGEM2
MATH1 ERR ( )*
mathematical error
(violation of mathematical rules;
impermissible values )
controller check maths formulae
MATH2 ERR
LOG1 ERR ( )*
logic error
(violation of mathematical rules)
controller check logic formulae
LOG2 ERR
ER8 ERR ( )*
error on relay module - -
BUSERROR ( )*
no communication periphery check periphery
1
SETCLOCK ( )*
buffer battery empty controller set real-time clock
1
SYS ERR ( )*
buffer battery empty controller restart program
1
MEM FULL ( )*
program memory is full controller delete programs
1
NO PGM ( )*
program is not available controller create program
1
* display according to configuration
1. can be acknowledged
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JUMO DICON 401 Specifications

General

Brand	JUMO
Model	DICON 401
Category	Controller
Language	English