Errors Indicated During Execution Of Function Block; Errors Indicated By The Output Variable,Stat; Errors Indicated By The Output Variable,Alm_Code In The Array Type Temperature Converstion; Value Reading Function Block - LG G3F-TC4A User Manual

Chapter 4. FUNCTION BLOCKS

4.4 Errors Indicated During Execution of Function Block

4.4.1 Errors Indicated by the Output Variable, STAT
Errors indicated the output variable, STAT and their corrective actions are explained.
0 Normal run status
1 Base location No. outside the setting range
The corresponding base unit hardware
2
defect
3 Slot location No. outside the setting range
The specified slot has no thermocouple
4
input module
A module other than thermocouple input
5
module is loaded on.
6 Channel No. outside the setting range
Thermocouple input module hardware
7
defect
Thermocouple
8
defect
The run channel was not specified in the
9
Initialization function block.
Disconnection detected at one or more of
10 the use channels, or temperature outside
the range.
A disconnection of thermocouple or
16 compensating wire was detected at the use
channels
Out-of-the-range temperature was detected
17
at the used channels
Reference junction compensation device
18
connection defect
Remote communications module H/W
128
defect
129 Base location No. outside the setting range
131 Slot location No. outside the setting range
A module other than thermocouple input
133
module is loaded on.
Thermocouple input module hardware
135
defect
Thermocouple
136
defect
The run channel was not specified in the
137
initialization function block.
Disconnection detected at one or more of
138 the use channels, or temperature outside
the range.
4.4.2 Errors indicated by the output variable, ALM_CODE in the array type temperature conversion

value reading function block.

(G3F-TC4A : TC4ARD, TCR4RD. G4F-TC2A : TC2ARD, TCR2RD G6F-TC2A : TC2ARD, TCR62RD)
ALM_CODE No.
0
16
17
18
Description
input module memory
input module memory
Description
Normal run status
Disconnection of the thermocouple or
compensating wire
Out-of-the range temperature
Reference junction compensation device
connection defect
Function
Block
Reading
Ο Ο Ο
Ο Ο Ο
Adjust it within the setting range
Ο Ο Ο
Contact a service station
Specify correctly the slot No. where the PID
Ο Ο Ο
control module is mounted .
Mount thermocouple input module on the
Ο Ο Ο
specified slot.
Mount thermocouple input module on the
Ο Ο Ο
specified slot.
  Ο
Specify correctly the run channel.
Ο Ο Ο
Contact a service station.
Ο Ο Ο
Contact a service station.
Specify correctly run channels in the
 Ο Ο
initialization function block.
 Ο 
See Section 9.2.4
Fix the disconnection of the thermocouple or
  Ο
compensating wire.
Check
  Ο
thermocouple, and then use a temperature
within the defined range.
Check the connection of the reference
  Ο
junction compensation device.
See Remote communications module User's
Ο Ο
Manual
Ο Ο
Adjust it within the setting range
Specify correctly the slot No. where
Ο Ο
thermocouple input module is mounted.
Mount thermocouple input module on the
Ο Ο
specified slot.

Ο Ο
Contact a service station.
Ο Ο
Contact a service station.
Specify correctly run channels in the
 Ο
initialization function block.
See the Section 9.2.4
 Ο
Fix the disconnection between the thermocouple input module and
the thermocouple
Specify correctly the type of the thermocouple or use the
temperature within defined range.
Check the connection of the reference junction compensation
device.
4 - 7
Corrective Action

the specification of
Corrective Action

used