12
Table 6 Basic Structure
No.
Part Name
Function
1
LCD Display
2
Back Light Button
Turn on/off the back light
3
Units Button
Switch the pressure engineering units
4
Zeroing/Clear Button
Readings zeroing or to clear the number in number editing interface
5
Power On/Off / Reset Button
Long press to power on/off the gauge,
short pressure to return to previous interface
6
Switchable Communication Module
Optional RS232, RS485, 2-wire (4~20) mA module and SWITCH
7
USB-Type C Port
Communication and power supply
8
Pressure module
9
Barometric pressure inlet port
Visible after removing the back cover (with ATM logo), it is used for barometer
sensor calibration
Summary of Contents for ADT685
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