GRAPHTEC GL820 - GL820 Nomenclature and Functions

2−3
CHAPTER 2 Checks and Preparation
2.3 GL820 Nomenclature and Functions
This section describes the names and function of parts of the GL820.
PC interface terminals
• USB
• LAN
Monitor
Operation status LED
• POWER : ON when the power is ON
• START : ON during data capture
• CHARGE : ON while the battery is charging
Power switch
Control panel keys
Analog signal
input terminals
USB memory terminal
AC adapter jack
GND terminal
Power jack for the humidity sensor
(Humidity sensor is the option B-530)
External input/output terminals
• LOGIC/PULSE
• EXT TRIG/SAMPLE
• ALARM
Logic alarm cable (When using the B-513 option)
Label
Battery cover
T w o battery pack can be installed
(Battery pack is the option B517)