HP 8756A Operation Manual

Model8756A
Installation
GROUNDED NEAR
TERMINATION OF
OTHER WIRE OF
TWISTED PAIR
HP-IB Logic Levels:
8756 SYSTEM INTERFACE CONNECTOR A1 OJ1
and HP INTERFACE BUS CONNECTOR A1 OJ2
(as viewed from rear of instrument)
SIGNAL GROUND ~
P/0 TWISTED PAIR WITH 11 \\
P/0 TWISTED PAIR WITH 10 ~ 24
P/0 TWISTED PAIR WITH 9 '-..._ "'\
23
- ""' 22
P/0 TWISTED PAIR WITH 8 ~ 21
20
P/0 TWISTED PAIR WITH 7 - 19
P/0 TWISTED PAIR WITH 6 -- 18
~ 17
L REN /-:/16
~::~;~~ :~
LD106 I I
L DI05
(CONNECTED TO
EARTH GROUND)
SHIELD
LATN
L SRQ
LIFC
L NDAC
7
-
LNRFD
6
-- LDAV
: ~ LEOI
~ ~ LDI04
~ LOI03
\ ~~:~:
True (low) State s0.8 Vdc; Fal~e (high) State ?.+2.4 Vdc.
NOTE: Mnemonics on the wiring list for A1 OJ1 and A 1 OJ2 are coded Band A to differentiate between the two. (L BDI05=8756 System
Interface; L ADI05= H P Interface Bus)
Mnemonic
LATN
LDAV
L DIOl through 8
LEOI
LIFC
LNDAC
LNRFD
LREN
LSRQ
MNEMONICS TABLE
Description
LOW= Attention control line
LOW= Data Valid control line
LOW= Data Input/Output lines
LOW= End Or Identify control line
LOW= Interface Clear control line
LOW= Data Not Accepted control line
LOW= Not Ready For Data control line
LOW = Remote Enable control line
LOW = Service Request control line
Figure 2-3. 8756A System Inteiface Connector and HP-IB Connector Signal/Pin Configuration
2-5

HP 8756A Specifications

General

Brand	HP
Model	8756A
Category	Measuring Instruments
Language	English