2
General View of the Equipment
1 Display and control unit 
2 Q key (On/Standby)
3 R key: Upwards
4 S key: Downwards
5 U key: Zero/Tare
6 I key (TOGGLE)
With the PMA 7501, you can toggle to
two decimal places – from 0.05 g to
999.95 g – or toggle between – “g” and
“p” – parts per pound, depending on
the menu settings 
7 K factor key (FORMULATION)
for paint-mixing applications
8 c key (Clear) and [REC] key for 
paint-mixing applications 
9 L key [ENTER] and [MEM] key for
paint-mixing applications
10 Display
11 Weighing pan
12 Interfaces (D-Sub connector, 
9-contact) 
13 DC jack for connection to AC power 
14 Column
15 Joint
The following symbols are used in
these instructions:
§ Indicates required steps
$ Indicates steps required only under 
certain conditions
> Describes what happens after you have
performed a particular step
– Indicates an item in a list
!Indicates a hazard