Keithley 2700 User Manual

11-16 Status Structure Model 2700 Multimeter/Switch System User’s Manual
• Bit B13, Buffer Three-Quarter Full (BTF) — Set bit indicates that the trace
buffer is three-quarters full.
• Bit B14, Master Limit (ML) — Set bit indicates that one or more of the other
limits have been reached or exceeded.
• Bit B15 — Not used.
Figure 11-6
Measurement event status
(B15)
ML
(B14)
BTF
(B13)
BQF
(B12)
HL
(B11)
BOF
(B10)
BF
(B9)
BHF
(B8)
BAV
(B7)
BN
(B6)
RAV
(B5)
HL2
(B4)
LL2
(B3)
HL1
(B2)
LL1
(B1)
ROF
(B0)
(B15)
ML
(B14)
BTF
(B13)
BQF
(B12)
HL
(B11)
BOF
(B10)
BF
(B9)
BHF
(B8)
BAV
(B7)
BN
(B6)
RAV
(B5)
HL2
(B4)
LL2
(B3)
HL1
(B2)
LL1
(B1)
ROF
(B0)
(B15)
ML
(B14)
BTF
(B13)
BQF
(B12)
HL
(B11)
BOF
(B10)
BF
(B9)
BHF
(B8)
BAV
(B7)
BN
(B6)
RAV
(B5)
HL2
(B4)
LL2
(B3)
HL1
(B2)
LL1
(B1)
ROF
(B0)
&
&
&
&
&
&
&
&
&
&
&
&
&
&
OR
To
Measurement
Summary Bit
(MSB) of Status
Byte Register.
ML = Master Limit
BTF = Buffer Three-quarter Full
BQF = Buffer Quarter Full
HL = Hardware Limit Event
BOF = Buffer Overflow
BF = Buffer Full
BHF = Buffer Half Full
BAV = Buffer Available
BN = Buffer Notify
RAV = Reading Available
HL2 = High Limit 2 Event
LL2 = Low Limt 2 Event
HL1 = High Limit 1 Event
LL1 = Low Limit 1 Event
ROF = Reading Overflow
& = Logical AND
OR = Logical OR
Measurement
Event Register
Measurement
Event Enable
Register
&
Measurement
Condition
Register

Keithley 2700 Specifications

General

Type	Digital Multimeter
Measurement Functions	DC Voltage, AC Voltage, DC Current, AC Current, Resistance, Frequency, Temperature
DC Voltage Range	100 mV to 1000 V
AC Voltage Range	100 mV to 750 V
Frequency Range	3 Hz to 500 kHz
Temperature Range	-200°C to +1372°C
Display	Vacuum Fluorescent Display
Connectivity	IEEE-488, RS-232
Channels	10
Power Supply	100V to 240V AC, 45Hz to 66Hz
DC Current Range	10 µA to 3 A
AC Current Range	10 µA to 3 A
Temperature Measurement	Thermocouple, RTD