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HP 11757B
Logic Levels
The Hewlett-Packard Interface Bus Logic Levels are TTL compatible, i.e., the true (1)
state is 0.0 Vdc to +0.4 Vdc and the false (0) state is +2.5 Vdc to +5.0 Vdc.
Mating Connector
HP 1251-0293; Amphenol 57-30240.
Mating Cables Available
HP 10833A, 1 metre (3.3 ft), HP 10833B, 2 metres (6.6 ft)
HP 10833C, 4 metres (13.2 ft), HP 10833D, 0.5 metre (1.6 ft)
Cabling Restrictions
1. A Hewlett-Packard Interface Bus system may contain no more than 2 metres (6.6
ft) of connecting cable per instrument.
2. The maximum accumulative length of connecting cable for any Hewlett-Packard
Interface Bus system is 20.0 metres (65.6 ft).
Figure 1-4. Hewlett-Packard Interface Bus Connection
Installation and Calibration
11
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