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Page 2-6
LiQuilaz II E and S Operations Manual
Chapter 2 Unpacking and Connection
Identifying Components and Connections
Liquid Connections
The liquid connections to the LiQuilaz II S series liquid particle counters are made
through either the 3 mm connections directly on the sensor or through the Flaretek
®
connections on the interface bracket (see
Sensors configured to operate with samplers will typically utilize 3 mm tubing. Sensors
configured to operate online will typically utilize 1/4-inch (6 mm) Flaretek fittings.
Figure 2-11
LiQuilaz II Liquid Particle Counter (Online version)
Indicator Lights
An Activity LED and a Status LED are located on the front panel next to the liquid
connections. The Activity LED is illuminated upon detection of each particle and failure
of the laser. This indicator is used to easily verify proper operation of the unit.
The Status LED can be configured via a serial setup command (see
G-2). Default configuration (
set led 1
) is below:
Flashing green
No Ethernet connection to host computer
Green
Laser OK AND connected to host via Ethernet
Red
Laser error OR Ethernet protocol error