226 1260 Infinity Binary Pump User Manual
13 Hardware Information
Interfaces
APG Remote
The APG Remote connector may be used in combination with other
analytical instruments from Agilent Technologies if you want to use
features as common shut down, prepare, and so on.
Remote control allows easy connection between single instruments or
systems to ensure coordinated analysis with simple coupling requirements.
The subminiature D connector is used. The module provides one remote
connector which is inputs/outputs (wired- or technique).
To provide maximum safety within a distributed analysis system, one line
is dedicated to SHUT DOWN the system’s critical parts in case any module
detects a serious problem. To detect whether all participating modules are
switched on or properly powered, one line is defined to summarize the
POWER ON state of all connected modules. Control of analysis is
maintained by signal readiness READY for next analysis, followed by START
of run and optional STOP of run triggered on the respective lines. In
addition PREPARE and START REQUEST may be issued. The signal levels are
defined as:
• standard TTL levels (0 V is logic true, + 5.0 V is false),
• fan- out is 10 ,
• input load is 2.2 kOhm against + 5.0 V, and
• output are open collector type, inputs/outputs (wired- or technique).
All common TTL circuits operate with a 5 V power supply. A TTL signal is defined as "low"
or L when between 0 V and 0.8 V and "high" or H when between 2.0 V and 5.0 V (with
respect to the ground terminal).
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