Keithley 6485 User Manual

Model 6485 Picoammeter Instruction Manual Getting Started 1-11
Figure 1-3
Typical analog output connections
Table 1-1
Example 2V analog output values
Range
Applied
signal
Analog output
value (nominal)*
20nA 10.5nA -1.05V
2mA -1.65mA 1.65V
* Output values are within ±3% of nominal value.
Fuse*
Test Lead
*Poly fuse (Auto resetting)
120
FUSE LINE
630mA
LINE RATING
50, 60Hz
30 VA
T
(SB)
100 VAC
120 VAC
315mAT
(SB)
220 VAC
240 VAC
!
INPUT
(CHANGE IEEE ADDRESS
WITH FRONT PANEL MENU)
IEEE-488
CAT I
TRIGGER LINK
RS-232
MADE IN
U.S.A.
220V PK
ANALOG OUT
Model 6485 Rear Panel
R
L
= Input Resistance of
measuring device
Input from
Prescaler
COM
S
+
-
S
0.1Ω
1kΩ
Measuring Device
(i.e. Chart recorder)
Analog Output
A. Connections
LO
HI
B. Equivalent Circuit
Model 6485

Keithley 6485 Specifications

General

Model	Keithley 6485
Category	Picoammeter
Input Impedance	>10^14 Ohms
Voltage Burden	<200µV
Accuracy	0.4% of reading
Voltage Source Range	Not Applicable
Voltage Source Resolution	Not Applicable
Voltage Source Accuracy	Not Applicable
Interface	IEEE-488
Power Requirements	100V to 240V AC, 50/60Hz
Dimensions	89 mm high x 214 mm wide x 369 mm deep (3.5 in x 8.4 in x 14.5 in)