
1. DISPLAY AND OPERATION
B–63505EN/02
46
#7
202
#6
CSA
#5
BLA
#4
PHA
#3
RCA
#2
BZA
#1
CKA
#0
SPH
DGN
#6(CSA): Hardware of serial pulse coder is abnormal
#5(BLA): Battery voltage is low (warning)
#4(PHA): Serial pulse coder or feedback cable is erroneous.
#3(RCA): Serial pulse coder is faulty.
Counting of feedback cable is erroneous.
#2(BZA): Battery voltage became 0.
Replace the battery and set the reference position.
#1(CKA): Serial pulse coder is faulty.
Internal block stopped.
#0(SPH): Serial pulse coder or feedback cable is faulty.
Counting of feedback cable is erroneous.
#7
DTE203
#6
CRC
#5
STB
#4
PRM
#3 #2 #1 #0
DGN
#7(DTE): Communication failure of serial pulse coder.
There is no response for communication.
#6(CRC): Communication failure of serial pulse coder.
Transferred data is erroneous.
#5(STB): Communication failure of serial pulse coder.
Transferred data is erroneous.
#4(PRM): The alarm is detected by the servo, the values specified in the parameter is
not correct.
#7
204
#6
OFS
#5
MCC
#4
LDA
#3
PMS
#2 #1 #0
DGN
#6(OFS): Abnormal current value result of A/D conversion of digital
#5(MCC): Contacts of MCC of servo amplifier is melted.
#4(LDA): Serial pulse coder LED is abnormal
#3(PMS): Feedback is not correct due to faulty feedback cable.
#7
OHA205
#6
LDA
#5
BLA
#4
PHA
#3
CMA
#2
BZA
#1
PMA
#0
SPH
DGN
#7(OHA): Overheat occurred in the stand–alone type pulse coder.
#6(LDA): An LED error occurred in the stand–alone type pulse coder.
#5(BLA): A low battery voltage occurred in the stand–alone type pulse coder.
#4(PHA): A phase data error occurred in the stand–alone type linear scale.
#3(CMA): A count error occurred in the stand–alone type pulse coder.
D Details of stand–alone
type serial pulse coder
alarms