A&D Weighing AD-1690 - Manual (Page 6)

4
3. PART NAMES・CONSTITUTION
3.1. Main unit
3.2. Accessories
Power supply adapter
Adapter and Attachment
AC adapter
ID label
Note
Please confirm that the AC adapter type is correct
for your local voltage and receptacle type.
Display
Keys
RS-232C
interface
Plug for accessory
adapter opening：left
(Connector hole [1])
AC adaptor
jack
Main unit
bottom side
Air filter unit
(Inside：Air filter element)
Main unit
Plug for accessory
adapter opening：right
(Connector hole [2])
For micro pipette with
more than 5000μℓ to
less than 10000μℓ
For micro pipette
with 1000μℓ
For micro pipette with more than 20μℓ to
less than 200μℓ
For micro pipettes of
less that 10μℓ
Adapter
Disconnect button
Tip
Attachment
(Large)
Tip
Connector
Connector
(Main unit side)
Attachment
(Medium)
Attachment
(Small)
Connector
Connector
Attachment
(Smallest)