KEPCO EL Series Electronic Load Operator Manual P/N 243-1295 Firmware Version 3.12 (Unit Rev 2) - Manual (Page 73)

SERIES EL 070110
B-13
B.86 STATus:CHANnel:CONDition? QUERY
STAT:CHAN:COND?
Syntax: Short Form: STAT:CHAN:COND? Long Form: STATus:CHANnel:CONDition?
Returns: <16 bits> = the value of the Channel condition register.
Description: Returns the value of the Channel Condition Register. Each PFM within a chassis has three Chan-
nel registers associated with it. The Condition register reflects the instantaneous state of that PFM.
Bits in the Event register are set whenever the associated condition occurs, and are cleared only upon
an explicit command, thus latching any conditions that occur. See Table B-2 for bit assignments.
B.87 STATus:CHANnel:ENABle COMMAND
STAT:CHAN:ENAB
Syntax: Short Form: STAT:CHAN:ENAB Long Form: STATus:CHANnel:ENABle
Where = 16 bits = the value of the Channel enable register.
Description: Sets the Channel Enable Register to determine which bits are allowed to set the channel event
register. Each PFM within a chassis has three Channel registers associated with it. The Enable regis-
ter selects which of the latched bits in the Event register can propagate to higher-level indicators. See
Table B-2 for bit assignments.
B.88 STATus:CHANnel:ENABle? QUERY
STAT:CHAN:ENAB?
Syntax: Short Form: STAT:CHAN:ENAB? Long Form: STATus:CHANnel:ENABle?
Returns: <16 bits> = the value of the Channel enable register.
Description: Returns the value of the Channel Enable Register. See Table B-2 for bit assignments.
B.89 STATus:CSUMmary[:EVENt]? QUERY
STAT:CSUM?
Syntax: Short Form: STAT:CSUM[:EVEN]? Long Form: STATus:CSUMmary[:EVENt]?
Returns: <16 bits> = the value of the Channel summary register.
Description: Returns the value of the Channel Summary Register. The Channel Summary Group contains an
Event and Enable register which sums the
TABLE B-2. CHANNEL STATUS CONDITION,
ENABLE, AND EVENT REGISTER BITS
CONDITION NU PS OV LRV UNR RRV EPU NU OT OP NU OC VF
BIT 14-15 13 12 11 10 9 8 5 - 7 4 3 2 1 0
VALUE
16384-
32768
8192 4096 2048 1024 512 256 32-128 16 8 4 2 1
EPU EXTENDED PWR UNAVAILABLE
LRV LOCAL REVERSE VOLTAGE
NU -
NOT USED
OC OVERCURRENT
OP OVERPOWER
OT OVERTEMPERATURE
OV OVERVOLTAGE
PS PROTECTION SHUTDOWN
RRV REMOTE REVERSE VOLTAGE
UNR UNREGULATED
VF
VOLTAGE FAULT
TABLE B-3. CHANNEL SUMMARY ENABLE
AND EVENT REGISTER BITS
CONDITION NU SL14 SL13 SL12 SL11 SL10 SL9 SL8 SL7 SL6 SL5 SL4 SL3 SL2 SL1 MSTR
BIT 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
VALUE 32768 16384 8192 4096 2048 1024 512 256 128 64 32 16 8 4 2 1
MSTR MASTER
NU
NOT USED
SL1 SLAVE 1
through
SL14 SLAVE 14