23
5Connectingtopowersupply
MINITRAC 31 • Foundation Fieldbus
41782-EN-211203
1
Fig. 10: Connection steps 4 and 5
1 Locking of the terminal blocks
5. Insertasmallslottedscrewdriverrmlyintotherectangularlock
openings of the respective connection terminal
6. Insertthewireendsintotheroundopeningsoftheterminalsac-
cordingtothewiringplan
Information:
Solidcoresaswellasexiblecoreswithcableendsleevesare
inserteddirectlyintotheterminalopenings.Incaseofexiblecores
withoutendsleeves,presstherectangularlockopeningwithasmall
screwdriver;theterminalopeningisfreed.Whenthescrewdriveris
released, the terminal opening closes again.
7. Checktheholdofthewiresintheterminalsbylightlypullingon
them
Toloosenaline,insertasmallslottedscrewdriverrmlyintothe
rectangular lock opening according to the illustration
8. Connect the shielding to the internal ground terminal, connect the
external ground terminal to potential equalisation
9. Tighten the compression nut of the cable entry gland. The seal
ring must completely encircle the cable
10. Screwthehousinglidbackon
Theelectricalconnectionisnished.
Information:
The terminal blocks are pluggable and can be detached from the
electronics.Todothis,loosenthetwolaterallockingleversofthe
terminalblockwithasmallscrewdriver.Whenlooseningthelocking,
theterminalblockisautomaticallysqueezedout.Itmustsnapinplace
whenre-inserted.