Nomenclature - GRAPHTEC midi LOGGER GL220 Quick Start Manual

GL220 Nomenclature
Top Panel
Control panel keys
Power switch
Operation status LED
-POWER
-START
-CHARGE
Bottom Panel
Label
2
Monitor
AC adapter jack
Power jack for the humidity sensor
GND terminal
(Humidity sensor is the option B-530)
External input/output terminals
-LOGIC/PULSE
-EXT TRIG/SAMPLE
-ALARM
Logic alarm cable is required for connection
(Cable is the option B-513)
Analog signal input terminals
Connecting the USB
memory device
Battery cover
One battery pack can be installed
(Battery pack is the option B517)
USB interface terminal