Bird 4421 RF Power Meter
12
Description
The Bird 4421 IEEE-488 interface module is a plug-in board that can
be factory or field installed. An eight-position DIP switch is used to
set operational conditions and interface addresses. The current bus
status is displayed on the bottom line of the display.
Cable Connector
The interface module uses a standard IEEE-488 cable connector. Pin
assignments are listed in Figure 9.
Figure 9
IEEE-488 Pin
Assignments
Pin
Designation
Type
1
D101
Data
2
D102
Data
3
D103
Data
4
D104
Data
5
EOI
Management
6
DAV
Handshake
7
NRFD
Handshake
8
NDAC
Handshake
9
IFC
Management
10
SRQ
Management
11
ATN
Management
12
SHIELD
Ground
13
D105
Data
14
D106
Data
15
D107
Data
16
D108
Data
17
REN
Management
18
GROUND
Ground
19
GROUND
Ground
20
GROUND
Ground
21
GROUND
Ground
22
GROUND
Ground
23
GROUND
Ground
24
GROUND, LOGIC
Ground
Summary of Contents for THRULINE 4021
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