Controller functions
RES-409
Page 37
10.4.2 Acknowledgment message
The RES-409 automatically sends an acknowledgment
message (address 9) after every START/STOP
command. This message contains the current actual
value and the most important status information:
10.4.3 Fault / AUTOCAL status
(as of February 2007)
Bit no.
Name
Meaning
0…8
Actual value
Current actual value (in °C)
9
Sign
Sign of the actual value. 0: positive, 1: negative
10…11
Set point no.
Number of the last set point used (0…3)
12
Controller active
0: Measuring mode
1: Control mode
13
"Temperature
OK" bit
0: Actual value outside specified temperature tolerance band
1: Actual value inside specified temperature tolerance band
14
Fault
0: No fault
1: Fault active
15
AUTOCAL
locked
0: "AUTOCAL" function allowed
1: "AUTOCAL" function not allowed (cooling phase)
Bit no.
Name
Meaning
0…9
Error code
Three-digit error code
10…11
Error action
0: Run "RESET"
1: Run "AUTOCAL"
2: Check configuration
12…15
AUTOCAL
status
0: "AUTOCAL" function allowed (not active and not locked)
1: "AUTOCAL" function is active
2: Check for falling actual value
3: Wait until "AUTOCAL" request is canceled
4: Wait in case "AUTOCOMP" is started
5: "AUTOCOMP" function is active
6: "AUTOCAL" function is locked because heatsealing band is still hot
7: "AUTOCAL" function is locked because "START" is active
8: "AUTOCAL" function is locked because "PREHEAT" is active
9: "AUTOCAL" function is locked because "DETACH" is active (not used)
10: "AUTOCAL" function is locked because "RESET" is active
11: "AUTOCAL" function is locked because fault is active
12: "AUTOCAL" function is canceled
