Name Type Description
CH1 STRING Remote communication channel 1, 2M
CH2 STRING Remote communication channel 2, 2M
CH3 STRING Remote communication channel 3, 2M
CH4 STRING Remote communication channel 4, 2M
CH5 STRING Remote communication channel 5, 2M
CH6 STRING Remote communication channel 6, 2M
CH7 STRING Remote communication channel 7, 2M
CH8 STRING Remote communication channel 8, 2M
CH9 STRING Remote communication channel 9, 2M
PID-6475-OUTPUTSIGNALS v2
Table 10: LDCMRecBinS3_2M Output signals
Name Type Description
COMFAIL BOOLEAN Detected error in the differential communication
COMALM BOOLEAN Delayed alarm signal for communication failure
BLKDIFF BOOLEAN Link error, values are substituted, diff protection is
blocked
ADDRERR BOOLEAN Incoming message from non-valid address
RED_ACT BOOLEAN Redundant channel active
CRCERROR BOOLEAN Identified error by CRC check in incoming
message
TRDELERR BOOLEAN Transmission time is longer than permitted
SYNCERR BOOLEAN Error in echo synchronization
REMBLKDF BOOLEAN Remote terminal indicates diff protection is
blocked
GPSERROR BOOLEAN Problem with GPS synchronization in remote or
local end
NOCARR BOOLEAN No carrier is detected in the incoming message
NOMESS BOOLEAN No start and stop flags identified for the incoming
message
LNGTHERR BOOLEAN Wrong length of the incoming message
YBIT BOOLEAN Detected error in remote end with incoming
message
LOWLEVEL BOOLEAN Low signal level on the receive link
ADINV1 BOOLEAN Analog data invalid in remote end
ADINV2 BOOLEAN Analog data invalid in remote end
ADINV3 BOOLEAN Analog data invalid in remote end
ADINV4 BOOLEAN Analog data invalid in remote end
ADINV5 BOOLEAN Analog data invalid in remote end
ADINV6 BOOLEAN Analog data invalid in remote end
ADINV7 BOOLEAN Analog data invalid in remote end
ADINV8 BOOLEAN Analog data invalid in remote end
Table continues on next page
Section 4 1MRK 505 382-UEN B
Analog and binary signal transfer for line differential protection
62 Communication set-up 670/650 series 2.2
Application Guide
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