Watlow Series 922 - Manual (Page 87)

WATLOW Series 922 User's Manual 87 Appendix
ER2 Error Codes and Actions
1 922 transmit buffer overflow. Clear error,
retransmit.
2 922 receiver buffer overflow. Pro-
tocol or syntax violation, retransmit.
3 Framing/overrun error. Check baud
rate, parity, stop bits.
5 Parity error. Check baud rate, parity,
stop bits.
6 Talking out of turn. STX protocol
violation, retransmit.
7 Invalid reply error. Figure out com-
munications, retransmit.
20 Command not found. Check your
program.
21 Parameter not found. Check your
program.
22 Incomplete command line. Syntax
error, retransmit.
23 Invalid character. Syntax error,
retransmit.
24 Number of characters overflow.
Numeric syntax error, retransmit.
25 Input out of limit. Transmitted value
too large or small, retransmit.
26 Read only command. Cannot input
a value for that parameter, retransmit.
27 No Channel 2 available error.
28 Write only error. A read was attempted on
a parameter that can only be written to.
30 Request to run invalid. Verify a run
condition.
31 Request to hold invalid. Verify a
hold condition.
32 Command invalid in run mode. Cannot
enter values in run mode, retransmit.
33 Self test mode not active. Check to see
that DIP switch #6 is ON.
35 Number of steps stored is > or = to 99.
Enter steps only to 99.
36 No file found. Check your program,
retransmit.
37 No step found. Check your program.
38 No asterisk input allowed. Follow proper
format for entering asterisks.
39 Infinite loop error. Check the number of
consecutive loops, retransmit.
40 File change error. An attempt to resume a
changed file occurred. Check your
program.
Series 922 Error Codes/Alarms
ER1 Error Codes and Actions
1 Internal RAM failure. Contact factory.
2 External RAM failure. Contact factory.
3 Bad battery error. Contact factory.
4 Channel 1 A/D conversion error; check sensor or
contact factory.
5 Channel 2 A/D conversion error; check sensor or
contact factory.
6 Ground A/D conversion error; contact factory.
7 High reference A/D conversion error, contact
factory.
8 Channel 1 interpolation/overrange. Check
specification for sensor input range.
9 Channel 2 interpolation/overrange. Check
specification for sensor input range.
10 D/A gain error. Contact factory.
11 Channel 1 zero error. Contact factory.
12 Channel 1 gain error. Contact factory.
14 Channel 2 zero error. Contact factory.
15 Channel 2 gain error. Contact factory.
18 Stack overflow error. Contact factory.
NOTE: If an error or alarm flashes on the display, press
the enter key to stop the flashing for 5 minutes. To clear
the alarm or error, go to the system menu and press
enter on the appropriate prompt.