Checks and Preparation
2-3
2.3 GL450 Part Names and Functions
This section describes the names and function of parts of the GL450
Monitor
Input terminal 1
Input terminal 2
Screwdriver for mounting
the input terminal unit
Control panel keys
Power connector
Power LED
Data capture LED Battery charging LED
Power switch
USB connector terminal
LAN connector terminal
Monitor control dial
PCMCIA slot
Logic input/
Alarm output terminal
Synchronization
connector terminal
GND
External trigger
Pulse input
Battery
Humidity sensor connector
Top panel
Bottom panel
Power LED........................... This LED is lit when the power switch is in the 'On' status.
Data Capture LED ............... This LED is lit while data is being captured.
Battery Charging LED.......... This LED is lit when the battery is being charged.
Monitor................................. Displays the setting menus and measurement data.
Control panel keys ............... Used for the main operations, including settings, and starting and
stopping measurement.
Power connector.................. Terminal for connecting the AC/DC power cables.
Power switch........................ Switch for turning on the power.
PCMCIA slot ........................ Used for inserting the PCMCIA card.
Logic input/Alarm output terminal
................................... Used for logic input and alarm output.
Synchronization connector terminal
................................... Terminals for connecting and synchronizing additional GL450 units
(used with the functions in OPS022).
GND terminal ....................... Connects the main unit to ground.
Pulse input ........................... Terminal for the measurement of pulse signals.
External trigger .................... Terminal for the input of external triggers.
Input terminal 1 & 2.............. Used to connect the 10-, 20-, and 50-ch input terminal units.
USB connector terminal....... Terminal for connecting the USB cable.
LAN connector terminal ....... Terminal for connecting the LAN cable.
Monitor control dial .............. Used to adjust the monitor contrast.
Humidity sensor connector .. Used to connect the power plug of the B-350 humidity sensor.
Battery ................................. Backup battery used in the case of an AC or DC power failure.
Screwdriver for mounting the input terminal unit
................................... Used to connect the signal input cables to the input terminal unit.
Note: Attach the LCD protector to the surface of the LCD display when you want to protect it.
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