Waters ACQUITY UPLC I-Class, System Manual, Page: 65 / 68

Signal connections B-9
0 − 2V Analog 1 Out Outputs the analog signal to a device such as an
integrator or strip-chart recorder. Via the
Empower or MassLynx software, you can select
one of the following signals as the chart out
signal:
• Flow rate
• System pressure
• Composition (%A, %B)
Gradient In Initiates the pumps to begin gradient operation
by contact closure input or 0-volt input.
Stop Flow In Allows you to stop the flow from the binary
solvent manager when an error condition or
hardware failure occurs on another system
module.
Switch 2 Out Used to send time-based contact closure signals
to external devices.
Switch 3 Out Used to send time-based contact closure signals
to external devices.
0
−
2V Analog 2 Out Outputs the analog signal to a device such as an
integrator or strip-chart recorder. Via the
Empower or MassLynx software, you can select
one of the following signals as the chart out
signal:
• Flow rate
• System pressure
• Composition (%A, %B)
Binary solvent manager analog-out/event-in connections (Continued)
Signal connection Description