CONTENTS
ii
4.5.1
Maxwell-Turns ..................................................................................................................... 4-3
4.5.2
Maxwells .............................................................................................................................. 4-4
4.5.3
Gauss ................................................................................................................................... 4-4
4.5.4
Tesla .................................................................................................................................... 4-4
4.5.5
Bdi-Gauss ............................................................................................................................ 4-4
4.5.6
Bdi-Tesla .............................................................................................................................. 4-4
4.6
S
ELECTING A
S
EARCH
C
OIL
.......................................................................................................... 4-4
4.6.1
Number of Turns .................................................................................................................. 4-4
4.6.2
Coil Resistance .................................................................................................................... 4-4
4.6.3
Coil Area ............................................................................................................................. 4-5
4.7
S
ELECTING A
H
ELMHOLTZ
C
OIL
................................................................................................... 4-5
4.7.1
Helmholtz Coil Diameter ..................................................................................................... 4-5
4.7.2
Helmholtz Coil Resistance ................................................................................................... 4-5
4.7.3
Helmholtz Constant ............................................................................................................. 4-5
4.8
U
SING THE
Z
ERO
K
EY
.................................................................................................................. 4-6
4.9
U
SING THE
D
RIFT
K
EY
.................................................................................................................. 4-6
4.10
U
SING THE
A
NALOG
O
UTPUT
........................................................................................................ 4-7
4.11
U
SING THE
D
UAL
L
IMIT
O
UTPUTS
................................................................................................ 4-7
4.12
U
SING THE
R
EMOTE
R
ESET
........................................................................................................... 4-8
4.13
S
OURCES OF
E
RROR
..................................................................................................................... 4-8
4.13.1
Coil Orientation ................................................................................................................... 4-8
4.13.2
Coil Parameters ................................................................................................................... 4-9
4.13.3
Sample Volume .................................................................................................................... 4-9
4.13.4
Instrument Specifications..................................................................................................... 4-9
4.13.5
Interference of coil signal with zero/self-test mode. ............................................................ 4-9
5.
THEORY OF OPERATION ............................................................................................................ 5-1
5.1
M
EASUREMENT OF
F
LUX
.............................................................................................................. 5-1
5.2
M
EASUREMENT OF
F
LUX
D
ENSITY
............................................................................................... 5-2
5.3
M
ETHOD OF
I
NTEGRATION
............................................................................................................ 5-2
6.
REMOTE OPERATION .................................................................................................................. 6-1
6.1
G
ENERAL
C
OMMUNICATION
D
ESCRIPTION
................................................................................... 6-1
6.2
C
OMMUNICATION
S
ETTINGS
......................................................................................................... 6-1
6.2.1
RS-232 Settings .................................................................................................................... 6-1
6.2.2
IEEE-488 Settings ............................................................................................................... 6-1
6.3
U
SING THE
R
EMOTE
I
NTERFACE
................................................................................................... 6-1
6.4
C
OMMAND
R
EFERENCE
................................................................................................................ 6-3
7.
SERVICE ........................................................................................................................................... 7-1
7.1
G
ENERAL
...................................................................................................................................... 7-1
7.2
T
ROUBLESHOOTING
...................................................................................................................... 7-1
8.
CONNECTOR PIN ASSIGNMENTS .............................................................................................. 8-1
8.1
GPIB
C
ONNECTOR
P
IN
A
SSIGNMENTS
......................................................................................... 8-1
8.2
RS-232
C
ONNECTOR
P
IN
A
SSIGNMENTS
...................................................................................... 8-2
8.3
A
UXILIARY
C
ONNECTOR
P
IN
A
SSIGNMENTS
................................................................................. 8-3
9.
UNITS CONVERSION ..................................................................................................................... 9-1
9.1
CGS
-
SI
C
ONVERSION
................................................................................................................. 9-1
10.
DECLARATION OF CONFORMITY ...................................................................................... 10-1
11.
INDEX .......................................................................................................................................... 11-1
Summary of Contents for 2130
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