0
1
2
3
4
5
6
7
0
1
2
3
4
5
6
7
Logical OR
Output Queue
Da ta Availab le
Error /
Event
Queue
Status Byte
Serial Poll, *SRE
(bit 6 RQS)
STAT:QUES
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
Logical OR
Device St atus
STAT:DEV
Sensor A Connected
Sensor B Connected
Sensor A Error
Sensor B Error
S
S
Key Pr ess
0
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
Logical OR
Questionable POWe r Summary
STAT:QUES:POW:SUMM
Channel A POWer
Channel B POWer
Upper Window, Upper Measur ement POWer
Lower Window, Upper Measur ement POWer
Channel A Please Zero
Channel B Please Zero
Upper Wind ow, L ower Measur ement POWer
Lower Window, L ower Measur ement POWer
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
Logical OR
Questionable CALibration Summary
ST AT :QUES :C AL :SU MM
Channel A CALibrati on
Channel B CALibrati on
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
Logi cal OR
Questionable Status
POST Failure
0
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
Logical OR
Channel A CALibrati on
Channel B CALibrati on
Ope ratio n C ALi br a ting Su mma ry
STAT:OPER:CAL:SUMM
0
1
2
3
4
5
6
7
Logi cal OR
Standard Event
*ESE, *E SR?
Oper ation Co mpl ete
Request Control (not used)
Query Error
Device D ependen t Err or
Executi on Error
Co mmand Err or
User Req ues t
Power On
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
Logical OR
Operation MEASuring Summary
STAT:OPER:MEAS:SUMM
Ch annel A MEA Suri ng
Ch annel B MEA Suri ng
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
Logical OR
Operation TRIGgering Summa ry
STAT:OPER:T RIG:SUMM
Channel A Waiti ng fo r TRIGger
Channel B Wai ti ng fo r TRIGger
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
Logi cal OR
Ope ratio n SE NSe Su mma ry
STAT:OPER:SENS:SUMM
Channel A Sensor Reading from EEPROM
Channel B Sensor Reading from EEPROM
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
Logical OR
Lower Limit Fail Summary
STAT:OPER:L LF:SUMM
Upper Window, Upper Measur ement LLF
Lower Window, Upper Measur ement LLF
Up per W ind ow, L ower Measur ement LLF
Lower Window, L ower Measur ement LLF
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
Logical OR
Up per Li mi t Fai l S um m ar y
STAT:OPER:ULF:SUMM
Upper Window, Upper Measur ement ULF
Lower Window, Upper Measur ement ULF
Upper Window, L ower Measur ement ULF
Lower Window, L ower Measur ement ULF
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
Logical OR
Ope ratio n St at us
STAT:OPER
0
Status Block Diagram