SECTION 8 Troubleshooting
Contents
1. key input 8 2 2 Error Message The error condition can be checked with the error message The K3NP will have the following output statuses when an error message is dis played e HH H PASS L and LL will all be OFF e Linear output will be limited to the minimum value e The type of BCD output will be All Outputs OFF H The Unit error response will be returned from the model with a communications function Memory Error Meaning of Error The internal memory has an error Remedy Turn the K3NP off and on If the memory error still exists the KSNP will need to be repaired If the K3NP returns to normal operation the KBNP may have been affected by noise Check if there is any source of noise generation near the K3NP chg o Output Error Meaning of Error The internal circuit has an error Remedy Turn the KSNP off and on If the output error still exists the K3NP will need to be repaired 1002. SECTION 8 Troubleshooting This section provides information for troubleshooting the K3NP 58 1 ltenmisto Be Checked Farst esos eve os V RUE De REF VEH soe Es NEP ES 100 8 2 Display amp i26es4 5e DRUeeeERPd ER RE be EN Gace RR E QE ER E Eds 100 Sel Bl slihp iori ERE RR sede bated bie bd edd 100 8 2 2 Error Message 2 0 eee eee ehe ahhh err m mas rere in 100 99 Display Section 8 2 8 1 Items to Be Checked First First check the following three items if the K3NP has any problems during op eration 1 2 3 1 Power Supply Be sure that power supplied to the KSNP is within the rated voltage range 2 Wiring Be sure that the K3NP is wired correctly 3 Communications Conditions If the model is a K3NP with the Communications Output Board be sure that the baud rate and unit numbers are correct After checking and remedying the above items if the K3NP still has problems during operation check the error message 8 2 Display 8 2 1 Flashing The display will flash in the following cases e The input or process value is not within the display range If the display flashes the output status will be as follows Models with BCD Output Board The OVER signal will be ON Models with Communications Output Board The OVER or UNDER signal will be ON and other output signals will be retained e The display will flash for three seconds if an attempt is made to change a set ting on the K3NP Set to remote programming to accept
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