Fluke RUSKA 2456-LEM, User Manual

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Function
LEM Basics
1
1-3
LEM Basics
Local Pressure Port
Temperature Sensor
Serial Pressure Input
Main Comm. Port
Power Indicator
Power Input
Humidity Sensor
gky01.eps
Figure 1-1. LEM General View
Calibration Data Storage
The calibration data is stored in the LEM. Refer to Chapter 5 for information on the
Calibration process and how to access the coefficients.
Main Comm Port
The main communication port is user selectable for RS232 or RS485, using a switch
located on the bottom of the LEM (see Figure 1-2). Cycle the power to activate a change
in the communication port.
The provided communication cable allows for the monitor to be directly connected to a
standard PC - DB9 - RS232 port.