OHAUS TD52 Manuel D'instruction page 7

5. Install the relay board. Secure it with 2 screws to Boss Post 5 and
7 as shown.
Connect the 12 pin connector cable from the main board to the
Analog Current Loop board 12 pin connector.
6.
Pass the Current Loop Output cable through the M25 hole.
Connect it to the 3 pin and 3 pin connector as shown below.
7. Put the rear housing back on the front housing. Re-install the 6
screws.
Boss post 5, 7
12 Pin connector
Screw
3 Pin / 3 Pin connector
Cable
Current Loop Cable
EN-5