Keithley 2750 User Manual

Model 2750 Multimeter/Switch System User’s Manual IEEE-488 Bus Overview G-3
Figure G-1
IEEE-488 bus configuration
Device 1
able to talk,
listen, and
control
(computer)
Device 2
able to talk
and listen
2750
Device 3
only able to
listen
(printer)
Device 4
only able to
talk
DAV
NRFD
NDAC
IFC
ATN
SRQ
REN
EOI
Data Bus
Data Byte
Transfer Control
General Interface
Management
DIO 1–8 Data
(8 Lines)
Handshake
Bus
Management
To Other Devices
2750-900-01.book Page 3 Wednesday, August 3, 2011 7:56 AM

Keithley 2750 Specifications

General

Interface	GPIB, RS-232, Ethernet
Switching Speed	Up to 500 channels/second
Maximum Voltage	300V
Operating Temperature	0°C to 50°C
Measurement Functions	DCV, ACV, DCI, ACI, 2-wire Resistance, 4-wire Resistance, Frequency, Temperature
Resolution	6.5 digits
Current	1A
Maximum Current	1A