Errors On Function Block; Errors Indicated By The Output Variable Stat - LG GLOFA G3F - RD3A User Manual

Chapter 4. FUNCTION BLOCKS

4.4 Errors on Function Block

4.4.1

Errors Indicated by the Output Variable STAT

Errors indicated the output variable STAT and their corrective actions are explained.
STAT Item
No.
0
Local Normal run status
1
Base location No. outside the setting range
2
The corresponding base unit hardware defect
3
Slot location No. outside the setting range
4 The specified slot has no RTD input module
5
A module other than RTD input module is loaded
on.
6
Channel No. outside the setting range
7
RTD input module hardware defect
8
RTD input module memory defect
9
The run channel was not specified in the
Initialization function block.
10
Disconnection detected at one or more of the
use channels, or temperature outside the range.
16 A disconnection detected at the use channels
17
B disconnection detected at the use channels
18
b disconnection detected at the use channels.
A and B disconnection detected simultaneously.
19
Temperature outside the range at the use
channels
128
Re- Remote communications module H/W defect
mote
129
Base location No. outside the setting range
131
Slot location No. outside the setting range
133
Ot h er module, not RTD input module, is loaded
135
RTD input module hardware defect
136
RTD input module memory defect
137
The run channel was not specified in the
Initialization function block.
138 Disconnection detected at one or more of the
use channels, or temperature outside the range.
4.4.2 Errors Indicated by the Output Variable ALM_CODE in the Array Type Detected Temperature Value Reading
Function Block. (G3F-RD3A : RTD3ARD, RTDR3RD. G4F-RD2A : RTD2ARD, RTDR2RD)
ALM_CODE No. Descriptions
0 Normal run status
16 A di s connecti o n detected
17 B di s connecti o n detected
b disconnection detected, A and B
18
di s connecti o n detected si m ul t aneousl y .
19 Temperature outsi d e the range
Initiali -
Descriptions
zati o n
Ο
Ο
Ο
Ο
Ο
Ο

Ο
Ο






Ο
Ο
Ο
Ο
Ο
Ο


Fi x the A di s connecti o n between RTD i n put modul e and RTD.
Fi x the A di s connecti o n between RTD i n put modul e and RTD
Fix the A di s connecti o n between RTD i n put modul e and RTD. Or, Fi x the A and B di s connecti o n.
Correctl y speci f y the type of the RTD, or use the temperature wi t hi n the range ( - 200.0°C ~ 600.0°C)
4 - 7
Function Block
Readi n g
Array Stand
-al o ne
Ο Ο
Adjust it within the setting range (See GM Section 7.2)
Ο Ο
Contact a service station
Ο Ο
Ο Ο Specify correctly the numbers of the slot where the
RTD module is loaded .
Load RTD input module on the specified slot.
Ο Ο
Load RTD input module on the specified slot.
Ο Ο
Specify correctly the No. of the run channel.
 Ο
Ο Ο Contact a service station.
Contact a service station.
Ο Ο
Ο Ο Specify correctly run channels in the initialization
function block.
Ο  See GM Section 7.4.2.
 Ο Fix the A terminal disconnectio n between the RTD
input module and the temperature- m easuring resistor
 Ο Fix the B terminal disconnection between the RTD
input module and the temperature- m easuring resistor
 Ο Fix the disconnection between the b terminal RTD
input module and the temperature-measuring resistor.
Or, Fix A and B terminals disconnection.
 Ο Correctly specify the type of the temperature -
measuring resistor, or use the temperature within the
range (-200.0°C ~ 600.0)°
Ο  See Remote communications module User's Manual
Adjust it within the setting range (See GM Section 7.2)
Ο 
Ο  Specify correctly the numbers of the slot where the
RTD Input module is loaded.
Load RTD input module on the specified slot.
Ο 
Ο  Contact a service station.
Contact a service station.
Ο 
Ο  Specify correctly run channels in the initialization
function block.
Ο  See GM Section 7.4.2.
Corrective Action

Corrective Action
